Top 10 Penetration Testing Companies in Los Angeles 

Penetration testing has become essential for firms that operate in digital environments. As cybercrime continues to rise, organizations are facing growing pressure to prevent data breaches, protect sensitive data, and maintain compliance.

California reported more than $3.6 billion in cybercrime losses in 2025 alone in FBI’s Internet Crime Report. This figure clearly highlights the growing financial impact of cyber threats facing businesses throughout California, especially in Los Angeles, the state’s largest city both by population and land mass. 

So, if you’re a business based in the LA and want to keep your data and other digital assets protected, finding a valid penetration testing partner that can support your ongoing security needs would be a smart move.

Whether you need compliance testing, red team assessments, or ongoing security validation, reliable penetration testing services can help you find security weaknesses before threat actors take advantage of them.

In this article, we will highlight some of the best penetration testing firms operating in Los Angeles and the services they offer. You can use this list as a starting point for evaluating potential pentest service providers in LA.

Note: This list is not ranked. The placement numbers are used for organization only and do not suggest that one company is better than another. Each company featured here is highly reputable and has proven experience delivering successful penetration testing engagements for many clients.

List of the Companies in Short

• Bright Defense
• Be Structured
• DCG Technical Solutions
• Crimson IT
• AllSafe IT
• Resecurity
• Captain IT
• Alcala Consulting
• CyberDuo
• Castellan

1. Bright Defense

Bright Defense is a Culver City cybersecurity compliance firm that packages penetration testing into a continuous monthly security program instead of a one-time engagement.

The team performs web application, API, and network penetration tests, then supports remediation, retesting, and audit-ready reporting for SOC 2, ISO 27001, HIPAA, PCI DSS, and CMMC. It is a strong fit for Los Angeles startups, SaaS companies, healthcare vendors, defense contractors, and professional services firms that need security testing tied to compliance deadlines.

Its Culver City location serves Los Angeles, Santa Monica, Playa Vista, Downtown Los Angeles, Pasadena, Long Beach, Irvine, Orange County, and the wider Southern California market.

Co-founders Tim Mektrakarn and John Minnix started Bright Defense in 2023 after years in managed services, cloud, data centers, and security operations, including experience with VPLS Solutions, which was sold to Evocative in 2019.

Best For: Los Angeles and Southern California small and mid-sized businesses, SaaS companies, healthcare vendors, and defense contractors pursuing SOC 2, ISO 27001, HIPAA, PCI DSS, or CMMC with ongoing penetration testing, compliance support, and hands-on remediation.

Bright Defense Company Overview

• Company Name: Bright Defense, LLC
• Headquarters: Culver City, Los Angeles, California, United States
• Year Founded: 2023
• Address: 9415 Culver Blvd, #2, Culver City, CA 90232, United States
• Website: brightdefense.com
• Founders: Tim Mektrakarn and John Minnix
• Certifications and Accreditations: CISSP, CISA, ISO 27001 Lead Auditor staff; Drata Gold Partner
• Number of Employees: 11 to 50
• Delivery Model: Consultant-led, delivered inside a monthly continuous compliance engagement with compliance automation tooling
• Company Valuation: N/A

Pen Test Types Offered

Web application, API, internal network, and external network penetration testing, plus vulnerability scanning. Red team and physical testing are not the core focus.

Key Features

• Continuous Compliance Model: Pen tests run inside a recurring program, so findings move into remediation, retesting, and audit evidence instead of sitting in a static PDF.
• Los Angeles Market Fit: The firm is based in Culver City and works well for local teams across Los Angeles, Santa Monica, Playa Vista, Pasadena, Long Beach, Irvine, and Orange County that need audit-ready testing without hiring a full in-house security team.
• Compliance Automation Tooling: The engagement uses platforms such as Drata to track control status, owners, evidence, and audit readiness in one place.
• Certified Practitioners: Testing and oversight come from security and compliance professionals with credentials such as CISSP, CISA, and ISO 27001 Lead Auditor.
• Remediation Support: Each finding comes with clear fix guidance and retest support, not only a severity label.
• vCISO Access: Clients can add virtual CISO leadership for security policies, risk decisions, vendor review, and audit planning alongside testing.

Pros and Cons

• Pros: Los Angeles based with a Culver City presence; penetration testing tied straight to audit readiness; certified compliance practitioners; published fixed-scope penetration testing plans; remediation and retesting included.
• Cons: A newer, smaller firm than older enterprise pure-play testing shops; offensive depth such as red team and physical testing is limited, so teams wanting a standalone adversarial engagement may look elsewhere.

Pricing

Pricing for Bright Defense penetration testing uses fixed-scope plans that generally range from about $2,750 to $9,250. Final pricing depends on scope, endpoint count, page count, API coverage, user roles, and test depth. Companies can choose from 3 plan tiers for smaller, growing, and larger environments, or include penetration testing in a monthly compliance program with audit readiness, remediation, and ongoing evidence tracking.

What People Say About Bright Defense

• Clear, Actionable Findings: Clients describe the reports as easy to understand and prioritized, so their teams know exactly what to fix first instead of sorting through raw scanner output.
• Kept On Schedule: Pen test clients point to a steady cadence that moved testing along without disrupting daily operations, with engagements scoped and delivered on time.
• Good Fit For Startups: Founders and operators note that the team understands tight budgets, audit pressure, and fast timelines, which makes Bright Defense a practical fit for Los Angeles startups and growth-stage SaaS companies.
• Personal And Reliable: Reviewers single out a direct, plain working relationship and dependable guidance once fixes are ready for retesting.

2. Be Structured

Be Structured Technology Group is a downtown Los Angeles managed IT and cybersecurity provider that includes penetration testing within broader IT support, security, and compliance services.

The team uses an automated penetration testing platform with expert analysis to test internal and external networks, find exploitable weaknesses, and provide remediation guidance for HIPAA, PCI DSS, SOC 2, ISO 27001, NIST 800-53, and FINRA.

Its downtown Los Angeles location makes it a practical fit for companies that want local IT support alongside security testing across Los Angeles and Southern California, including Hollywood, Pasadena, Burbank, Beverly Hills, Culver City, Long Beach, Santa Monica, Vernon, and West Hollywood.

Founder Chad Lauterbach started Be Structured in 2007 after serving as an outsourced CTO, CIO, and CISO for small and mid-sized businesses.

Best For: Los Angeles small and mid-sized businesses, nonprofits, financial services firms, law firms, healthcare organizations, property management companies, and professional services teams that want penetration testing tied to day-to-day managed IT support.

Be Structured Company Overview

• Company Name: Be Structured Technology Group, Inc.
• Headquarters: Los Angeles, California, United States
• Year Founded: 2007
• Address: Downtown Los Angeles
• Website: bestructured.com
• Founders: Chad Lauterbach
• Certifications and Accreditations: California License #1140088, C-7 Low Voltage
• Contractor; CompTIA Cybersecurity Trustmark listed as in progress on company site
• Number of Employees: Under 49 to 50, based on third-party directory ranges
• Delivery Model: Local MSP and MSSP model with remote support, on-site Los Angeles support, cybersecurity services, and compliance-focused penetration testing
• Company Valuation: N/A

Pen Test Types Offered

Be Structured offers internal and external network penetration testing through an automated cloud-based testing platform with expert review. The firm focuses on network security validation, vulnerability assessment, compliance documentation, and remediation guidance rather than deep red team or physical security testing.

Key Features

• Local Los Angeles Presence: Be Structured operates from downtown Los Angeles, making it a strong fit for businesses that value a nearby IT and cybersecurity team for urgent on-site support.
• Managed IT And Security Coverage: The company combines penetration testing with MSP and MSSP services, including 24/7 support, network monitoring, SIEM, endpoint protection, phishing prevention, backup, and disaster recovery.
• Compliance-Focused Testing: Penetration testing is positioned around audit and regulatory needs for HIPAA, PCI-DSS, SOC 2, ISO 27001, NIST 800-53, and FINRA.
• Cloud-Based Testing Platform: Be Structured uses automated testing with expert analysis to assess internal and external networks and produce practical remediation guidance.
• Broad Southern California Service Area: The company works across Los Angeles and nearby areas such as Pasadena, Burbank, Culver City, Santa Monica, Long Beach, Beverly Hills, Century City, Hollywood, West Hollywood, Universal City, and Vernon.
• vCIO And Strategic IT Support: Clients can use Be Structured for virtual CIO guidance, technology planning, cybersecurity decisions, and IT roadmaps alongside technical support.

Pros and Cons

• Pros: Strong Los Angeles presence; operating since 2007; penetration testing tied to managed IT, security, compliance support, and remediation; good fit for smaller companies that want a single provider; broad Southern California coverage.
• Cons: Penetration testing is part of a wider MSP and MSSP model rather than the main focus; public pricing is not listed; red team, social engineering, and physical testing do not appear to be core offerings.

Pricing

Be Structured does not publish penetration testing pricing. Costs typically depend on IP count, testing frequency, reporting requirements, and whether the assessment is standalone or part of a managed IT plan.

What People Say About Be Structured

• Long-Term IT Partner: Clients describe Be Structured as a long-running IT partner that can manage infrastructure, support, cybersecurity, VoIP, and day-to-day technology needs under one relationship.
• Reliable During Complex Projects: Reviews mention support across office moves, technology refreshes, mixed PC and Mac environments, network changes, storage updates, WiFi overhauls, and ransomware response.
• Strong Local Support: The company’s downtown Los Angeles presence stands out for clients that want responsive remote and on-site help from a nearby team.
• Clear Process And Communication: Client feedback on third-party review sites points to structured project management, transparent communication, and steady support for ongoing IT operations.
• Good Fit For Smaller Organizations: Be Structured is especially relevant for small businesses, nonprofits, professional services firms, and regulated teams that need IT support and security help without building a full internal department.

3. DCG Technical Solutions

DCG Technical Solutions is a downtown Los Angeles managed IT and cybersecurity company that offers penetration testing within a broader IT consulting, managed services, and security operations model.

The team provides penetration testing, vulnerability scanning, SOC services, MDR, incident response, dark web monitoring, security training, network assessments, backup, disaster recovery, and cloud support for businesses that want IT and security under one provider.

DCG is based at 600 W 7th St Ste 550 and serves Los Angeles and nearby Southern California areas, including Pasadena, Burbank, Glendale, Santa Monica, Anaheim, Beverly Hills, West Hollywood, and Santa Clarita.

Founder Brent Whitfield started DCG in 1993. The company later became part of New Charter Technologies, with John Angelotti now appearing publicly as president.

Best For: Los Angeles small and mid-sized businesses, manufacturers, distributors, accounting firms, financial services firms, real estate companies, and professional services teams that want penetration testing tied to managed IT, monitoring, cloud, backup, and disaster recovery.

DCG Technical Solutions Company Overview

• Company Name: DCG Technical Solutions, LLC
• Headquarters: Los Angeles, California, United States
• Year Founded: 1993
• Address: 600 W 7th St, Ste 550, Los Angeles, CA 90017
• Website: dcgla.com
• Founders: Brent Whitfield
• Certifications and Accreditations: Public site lists Microsoft, Cisco, SonicWall, and Sophos partner affiliations, along with MSP 501 recognition
• Number of Employees: 10 to 49
• Delivery Model: Managed IT and cybersecurity provider with remote support, local Los Angeles service, penetration testing, SOC services, MDR services, vCIO support, cloud services, and backup support
• Company Valuation: N/A

Pen Test Types Offered

DCG offers network penetration testing, vulnerability scanning, network security assessments, and security testing for Los Angeles businesses. Its public site focuses more on network security validation and managed security support than deep red team, physical intrusion, or social engineering work.

Key Features

• Los Angeles Managed IT Base: DCG operates from downtown Los Angeles and supports businesses across the city and nearby Southern California markets.
• Long Operating History: The company has been active since 1993, which gives it a longer local track record than many newer cybersecurity providers.
• Managed Security Services: DCG combines penetration testing with managed IT security, MDR, SOC services, dark web monitoring, security training, incident response, and network assessments.
• 24/7 SOC Services: The company offers around-the-clock threat monitoring, real-time alerting, and expert response through its SOC services.
• New Charter Technologies Backing: DCG operates as part of New Charter Technologies, giving local clients access to a wider managed IT network beyond Los Angeles.
• Broad IT Coverage: Clients can use the same provider for helpdesk support, cloud services, Microsoft solutions, disaster recovery, backup, vCIO guidance, and infrastructure planning.

Pros and Cons

• Pros: Long history in Los Angeles since 1993; downtown Los Angeles office; strong fit for small and mid-sized businesses; penetration testing can connect with managed IT, SOC, MDR, and remediation support; national network support through New Charter Technologies.
• Cons: Penetration testing appears to be one part of a wider MSP and MSSP service model rather than the company’s only focus; public penetration testing prices are not listed; red team, physical testing, and social engineering do not appear to be core public offerings.

Pricing

DCG does not publish fixed penetration testing prices. Third-party directories list a $5,000+ minimum project size and $100 to $149 per hour, but buyers should confirm current rates during scoping. Final cost will likely depend on asset count, test depth, documentation needs, compliance context, and whether the work is standalone or part of a managed IT or cybersecurity plan.

What People Say About DCG Technical Solutions

• Professional And Caring Support: A verified Clutch review describes the DCG team as upbeat, professional, and caring during an IT consulting project for a Los Angeles real estate brokerage.
• Strong Cloud Migration Help: Client feedback points to successful Microsoft cloud storage migration, remote access setup, and staff training with limited disruption.
• Good Local Fit: Third-party profiles position DCG as a Los Angeles IT services provider for small and mid-sized companies that need managed services, cybersecurity, cloud consulting, and support.
• Useful For Ongoing IT Needs: Reviews and directory profiles suggest DCG works best for companies that want recurring IT help rather than a single isolated security test.

4. Crimson IT

Crimson IT is a downtown Los Angeles managed IT and cybersecurity company that offers penetration testing within a broader security-first technology support model.

The team provides penetration testing, vulnerability scanning, MDR, SOC monitoring, incident response, network security, cloud security, identity management, endpoint protection, email security, risk management, and compliance support for HIPAA, PCI DSS, SOC 2, CCPA, and FISMA.

Crimson IT is based at 633 W. 5th Street, Suite 810 and serves Los Angeles and Southern California, including West LA, the South Bay, Orange County, Anaheim, Irvine, Santa Ana, Newport Beach, and Huntington Beach.

Founder Anzor Zurhaev started Crimson IT in 2011 after seeing a need for enterprise-level IT support among mid-sized commercial real estate companies in Los Angeles.

Best For: Los Angeles and Southern California businesses that want penetration testing tied to managed IT, security monitoring, cloud support, compliance help, and fast local support.

Crimson IT Company Overview

• Company Name: Crimson IT Services, Incorporated
• Headquarters: Los Angeles, California, United States
• Year Founded: 2011
• Address: U.S. Bank Tower, 633 W 5th St #810, Los Angeles, CA 90071, United States
• Website: crimsonit.com
• Founders: Anzor Zurhaev
• Certifications and Accreditations: N/A
• Number of Employees: N/A
• Delivery Model: Managed IT and cybersecurity provider with remote support, on-site Los Angeles support, MDR, SOC monitoring, cloud services, AI automation, and penetration testing
• Company Valuation: N/A

Pen Test Types Offered

Crimson IT offers network penetration testing, vulnerability scanning, systems and endpoint testing, application and device assessments, simulated exploitation, risk analysis, and reports with remediation recommendations. Its public site focuses more on network, application, device, and managed security validation than deep red team or physical testing. 

Key Features

• Downtown Los Angeles Presence: Crimson IT operates from downtown LA and supports local organizations that need both remote help and hands-on engineering support.
• Security-First Managed IT: The company combines managed IT with endpoint protection, EDR/MDR, email security, identity controls, network monitoring, firewall support, and cloud security.
• Penetration Testing And Vulnerability Scanning: Crimson IT runs simulated attacks and automated scans to find weaknesses across systems, servers, endpoints, applications, and devices.
• 24/7 Monitoring And Response: The company offers 24/7 support, SIEM, SOC monitoring, threat intelligence, incident response, and rapid remediation for active threats.
• Compliance Support: Crimson IT supports compliance needs tied to HIPAA, PCI-DSS, SOC 2, CCPA, FISMA, and industry-specific security requirements.
• Southern California Coverage: The firm serves Los Angeles and nearby markets, including West LA, the South Bay, Orange County, Anaheim, Irvine, Santa Ana, Newport Beach, and Huntington Beach.

Pros and Cons

• Pros: Strong downtown Los Angeles presence; founded in 2011; broad managed IT and cybersecurity coverage; penetration testing can connect with MDR, SOC monitoring, compliance help, and remediation support; good fit for commercial real estate, nonprofits, healthcare, financial services, and multi-location companies.
• Cons: Penetration testing is one part of a larger managed IT and cybersecurity model; fixed pricing is not published; red team, social engineering, and physical testing do not appear to be core offerings.

Pricing

Crimson IT does not publish fixed penetration testing prices. Clutch lists a $5,000+ minimum project size and an undisclosed hourly rate, but buyers should confirm current rates during scoping. Final cost will likely depend on systems, endpoints, applications, devices, reporting needs, compliance context, and whether the work is standalone or part of a managed IT and cybersecurity plan.

What People Say About Crimson IT

• Reliable Long-Term Support: Clients on the company’s site describe Crimson IT as a dependable IT partner that supports day-to-day issues, complex projects, and changing business needs over many years.
• Strong Nonprofit And Healthcare Fit: Project Angel Food describes Crimson IT as supporting daily IT needs, security, confidentiality, and technology operations tied to meal delivery and health information.
• Responsive And Knowledgeable Team: Client comments mention responsive support, knowledgeable staff, and a willingness to go the extra mile during troubleshooting and strategic IT work.
• Proactive Local Partner: Los Angeles clients describe Crimson IT as proactive in recommending technology, responsive when issues arise, and useful for future IT planning.
• Limited Third-Party Review Volume: Clutch lists Crimson IT as not yet reviewed, so public third-party review depth is lighter than for providers with many verified buyer reviews.

5. AllSafe IT

AllSafe IT is a Pasadena-headquartered managed IT and cybersecurity company with a Hollywood office that offers penetration testing within a broader IT support and security model.

The team provides penetration testing, vulnerability scanning, managed cybersecurity, 24/7 IT support, co-managed IT, cloud services, backup, disaster recovery, email security, security awareness training, managed firewall support, IT audit support, and virtual CIO services.

AllSafe IT has locations in Pasadena, Hollywood, and Orange County. Its Los Angeles office at 1800 North Vine Street serves Hollywood, Downtown Los Angeles, West Hollywood, Beverly Hills, Santa Monica, Culver City, Burbank, Glendale, Pasadena, Torrance, Long Beach, and the San Fernando Valley.

Co-founder and CEO Bones Ijeoma started AllSafe IT after seeing that smaller businesses lacked access to advanced technology support used by larger companies.

Best For: Los Angeles and Southern California small and mid-sized businesses that want penetration testing tied to managed IT, security monitoring, cloud support, backup, compliance help, and ongoing remediation.

AllSafe IT Company Overview

• Company Name: AllSafe IT
• Headquarters: Pasadena, California, United States
• Year Founded: 2005
• Address: 70 S Lake Ave, Suite 690Pasadena, CA 91101, USA
• Website: allsafeit.com
• Founders: Bones Ijeoma
• Certifications and Accreditations: SOC 2 compliant; 7x CRN MSP 500 recognition; Channel Futures MSP 501 recognition
• Number of Employees: 10 to 49
• Delivery Model: Managed IT and cybersecurity provider with remote support, local Los Angeles coverage, co-managed IT, penetration testing, vulnerability scanning, cloud services, and virtual CIO support
• Company Valuation: N/A

Pen Test Types Offered

AllSafe IT offers network, web application, and wireless penetration testing, social engineering testing, vulnerability scanning, and security assessments. Its public site focuses more on practical business risk validation and remediation guidance than deep red team or physical intrusion testing.

Key Features

• Southern California Presence: AllSafe IT operates from Pasadena, Los Angeles, and Orange County, giving local businesses access to nearby IT and cybersecurity support.
• Hollywood Office For Los Angeles Clients: The Los Angeles office at 1800 North Vine Street supports companies in Hollywood, Downtown LA, West Hollywood, Santa Monica, Beverly Hills, Culver City, Burbank, and nearby business hubs.
• Penetration Testing Coverage: The company offers network, web app, wireless, and social engineering testing to validate real-world security risk.
• Managed Cybersecurity Services: AllSafe IT combines penetration testing with dark web monitoring, vulnerability scanning, managed firewall support, endpoint security, email security, security awareness training, and incident response support.
• SOC 2 Compliant Operations: The company positions its own SOC 2 compliance as part of its security and process discipline for clients with regulatory or audit needs.
• Co-Managed IT Support: Internal IT teams can keep control of strategy while AllSafe IT adds 24/7 monitoring, security coverage, project support, and specialized technical help.

Pros and Cons

• Pros: Local Southern California presence; offices in Pasadena, Los Angeles, and Orange County; penetration testing covers network, web app, wireless, and social engineering; SOC 2 compliant operations; good fit for companies that want IT support and cybersecurity from one provider; strong Clutch review volume among local MSPs.
• Cons: Penetration testing is part of a broader managed IT and cybersecurity model; fixed pricing is not published; deep red team and physical testing do not appear to be core public offerings.

Pricing

AllSafe IT does not publish fixed penetration testing prices. Clutch lists a $1,000+ minimum project size and a $150 to $199 hourly rate, but buyers should confirm current pricing during scoping. Final cost will likely depend on test type, asset count, user count, wireless scope, social engineering depth, reporting needs, compliance context, and whether the work is standalone or part of a managed IT plan.

What People Say About AllSafe IT

• Strong Client Ratings: Clutch lists a 4.8 overall rating across 16 reviews, with high scores for quality, schedule, cost, and willingness to refer.
• Good Value For Cost: Review summaries mention cost savings after switching to AllSafe IT, including reduced telecom expenses and stronger IT cost control.
• Useful Strategic Guidance: Clients value AllSafe IT’s virtual CIO work because it helps them plan technology decisions, security improvements, and long-term IT direction.
• Cloud And IT Support Strength: Reviews point to smooth cloud migrations, better productivity, daily IT support, and reliable infrastructure help.
• Good Fit For Smaller Teams: Client examples include manufacturers, nonprofits, retail companies, museums, medical practices, real estate firms, and business services teams that need ongoing IT and security help without building a large internal department.

6. Resecurity

Resecurity is a downtown Los Angeles cybersecurity and intelligence company that offers penetration testing within a wider platform for threat intelligence, endpoint protection, digital risk management, managed threat detection, and incident response.

The team provides vulnerability assessment and penetration testing, network testing, web application testing, API security review, wireless testing, mobile testing, social engineering, firewall review, red teaming, digital forensics, threat hunting, identity protection, fraud prevention, and cyber threat intelligence.

Resecurity is headquartered at 445 S. Figueroa Street and serves enterprise, government, and international clients through a global cybersecurity platform and service model.

Gene Yoo leads Resecurity as CEO and is publicly identified as a co-founder. Public sources disagree on the founding year, with some listing 2016 and others listing 2017, so buyers should verify that detail during procurement.

Best For: Los Angeles enterprises, media companies, financial institutions, government agencies, global brands, and security-mature organizations that want penetration testing tied to threat intelligence, digital risk monitoring, managed detection, red teaming, and incident response.

Resecurity Company Overview

• Company Name: Resecurity, Inc.
• Headquarters: Los Angeles, California, United States
• Year Founded: 2016 or 2017, depending on public source
• Address: 445 S Figueroa St, Suite 3100 Los Angeles, CA 90071 United States
• Website: resecurity.com
• Founders: Gene Yoo
• Certifications and Accreditations: N/A
• Number of Employees: 10 to 49 on Clutch; 51 to 200 on some executive-profile sources
• Delivery Model: Cybersecurity platform and services provider with VAPT, threat intelligence, endpoint protection, digital risk management, managed threat detection, digital forensics, red teaming, and incident response
• Company Valuation: N/A

Pen Test Types Offered

Resecurity offers network infrastructure testing, web application penetration testing, application and API security review, wireless testing, mobile security testing, remote work assessment, firewall configuration review, social engineering, vulnerability assessment, and red teaming. Its public materials position testing within an intelligence-led security program rather than a basic compliance-only pen test.

Key Features

• Downtown Los Angeles Headquarters: Resecurity operates from 445 S. Figueroa Street in Los Angeles, making it a local option for enterprise buyers that want a California based cybersecurity provider.
• Enterprise And Government Focus: The company’s messaging emphasizes large enterprises, Fortune-scale organizations, law enforcement, national security, and government clients rather than only small-business IT support.
• VAPT Coverage: Resecurity covers network, web application, API, wireless, mobile, social engineering, remote work, and firewall configuration testing.
• Threat Intelligence Depth: The company connects testing and security services with cyber threat intelligence, digital risk monitoring, identity protection, and fraud prevention.
• Managed Threat Detection: Buyers can pair assessment work with managed detection, threat hunting, endpoint protection, and cyber fusion center capabilities.
• Red Team And Digital Forensics Services: Resecurity publicly lists red teaming, compromise assessment, digital forensics, executive protection, asset tracing, and cyber awareness training as service areas.

Pros and Cons

• Pros: Los Angeles headquarters; strong fit for enterprise and government buyers; broad cybersecurity platform beyond penetration testing; VAPT covers network, web, API, wireless, mobile, social engineering, and firewall review; threat intelligence and managed detection can add current adversary context.
• Cons: Less focused on small-business managed IT than local MSP-style providers; public pricing is not listed; founding year and employee count vary across third-party sources; may be more enterprise oriented than smaller Los Angeles businesses need for a basic audit pen test.

Pricing

Resecurity does not publish fixed penetration testing pricing. Clutch lists a $250,000+ minimum project size and an undisclosed hourly rate, but that may reflect enterprise work rather than every VAPT scope. Buyers should confirm current rates directly, since final cost will likely depend on assets, test type, application complexity, API scope, wireless scope, social engineering depth, reporting needs, threat intelligence add-ons, and managed detection requirements.

What People Say About Resecurity

• Strong Enterprise Feedback: Clutch lists one verified review with a 5.0 overall rating for cybersecurity work provided to a television network.
• High Responsiveness: The reviewed client said Resecurity responded quickly to concerns and questions, which points to strong service communication for enterprise security programs.
• Personal Approach: The review highlights Resecurity’s understanding of the client’s company and ability to apply the right security solution to the problem.
• Threat Intelligence Strength: Public profiles and client feedback point to cyber threat intelligence, investigation, analysis, and reporting as major strengths.
• Limited Public Review Volume: Resecurity has a smaller verified review base on Clutch than some local IT providers, so buyers should ask for relevant references during procurement.

7. Captain IT

Captain IT is a Southern California managed IT and cybersecurity company with a Los Angeles County office in South Pasadena that offers penetration testing within a broader managed services and security support model.

The team provides network penetration testing, vulnerability assessments, risk analysis, remediation guidance, compliance support, managed cybersecurity, endpoint security, MFA management, dark web monitoring, cloud services, IT consulting, business continuity planning, and managed network support.

Captain IT serves Los Angeles businesses from 1445 Huntington Dr Suite 230 in South Pasadena, with coverage across Pasadena, Downtown Los Angeles, Hollywood, Glendale, Burbank, Culver City, Santa Monica, Long Beach, Irvine, Orange County, Riverside, and San Diego County.

Founder Anthony Hernandez started Full Service Tech, Inc. in 2010, launched the Captain IT DBA in 2017, and entered the Los Angeles market in 2024.

Best For: Los Angeles County and Southern California small and mid-sized businesses in construction, manufacturing, healthcare, nonprofits, finance, education, and professional services that want penetration testing tied to managed IT, cybersecurity support, cloud, backup, and remediation guidance.

Captain IT Company Overview

• Company Name: Captain IT
• Headquarters: Riverside, California, United States, with a Los Angeles County office in South Pasadena
• Year Founded: 2010
• Address: Los Angeles (South Pasadena): 1445 Huntington Dr, Suite 230, South Pasadena, CA 91030
• Website: captainit.com
• Founders: Anthony Hernandez
• Certifications and Accreditations: N/A
• Number of Employees: 10 to 49
• Delivery Model: Managed IT and cybersecurity provider with remote support, on-site Southern California coverage, penetration testing, vulnerability testing, managed cloud services, network support, and IT consulting
• Company Valuation: N/A

Pen Test Types Offered

Captain IT offers network penetration testing, vulnerability assessments, vulnerability scanning, risk analysis, compliance-focused security audits, network security testing, and remediation documentation. Its public site focuses more on network vulnerability testing and managed security support than deep red team, physical intrusion, or social engineering work.

Key Features

• Los Angeles County Coverage: Captain IT serves Los Angeles businesses through its South Pasadena office and supports nearby areas across the San Gabriel Valley, Downtown LA, Hollywood, Glendale, Burbank, and broader Los Angeles County.
• Network Penetration Testing: The company runs testing to find network weaknesses, rank risk, and provide documentation that helps teams decide which fixes should come first.
• Managed Cybersecurity Services: Captain IT connects testing with endpoint security, network security, MFA management, vulnerability testing, dark web monitoring, and cybersecurity roadmaps.
• Managed IT Support: The company offers managed IT, co-managed IT, help desk support, on-site support, remote troubleshooting, emergency IT support, and ongoing network support.
• Compliance Support: Captain IT positions penetration testing and vulnerability testing around HIPAA, PCI-DSS, GDPR, and other compliance needs for regulated companies.
• Business Continuity Support: Clients can pair security work with backup, disaster recovery, business continuity planning, cloud services, and server virtualization.

Pros and Cons

• Pros: Southern California presence since 2010; Los Angeles County office in South Pasadena; practical penetration testing and vulnerability testing for SMBs; security services can connect with managed IT, cloud support, backup, and remediation; good fit for companies that want one provider for IT and security.
• Cons: Penetration testing is part of a wider managed IT and cybersecurity model; public pricing is not listed; Clutch shows no verified reviews; deep red team, social engineering, and physical testing do not appear to be core public offerings.

Pricing

Captain IT does not publish fixed penetration testing prices. Clutch lists both minimum project size and hourly rate as undisclosed, so buyers should confirm current pricing during scoping. Final cost will likely depend on system count, internal and external network scope, scan depth, documentation needs, reporting requirements, and whether the work is standalone or part of a managed IT plan.

What People Say About Captain IT

• Limited Clutch Review Data: Clutch lists Captain IT as not yet reviewed, so verified third-party buyer feedback is limited on that platform.
• Strong Local Review Signals: Other public directories show positive review signals for the Riverside location, which points to a stronger local reputation than the Clutch profile alone shows.
• Clear Onboarding Feedback: Testimonials on the company’s site mention clear assessments, clear recommendations, and a more structured process than prior IT providers.
• Ransomware Recovery Help: One company testimonial says Captain IT responded quickly after a ransomware attack, recovered backups, restored operations, and helped the client avoid paying a ransom.
• Good Fit For Ongoing IT Relief: Client comments on the company’s site focus on taking day-to-day IT pressure off business owners, which makes Captain IT more relevant for ongoing managed IT and security support than for a single isolated test.

8. Alcala Consulting

Alcala Consulting is a Pasadena-based IT consulting, managed IT, and cybersecurity company that offers penetration testing within a broader technology support and security advisory model.

The team provides penetration testing, cybersecurity assessments, managed IT, IT consulting, CMMC guidance, vulnerability scanning, security audits, cloud migrations, backup and recovery, AI automation, remote support, onsite support, and small-business IT support.

Alcala Consulting is headquartered at 35 North Lake Avenue, Suite 710 in Pasadena and serves Pasadena, Downtown Los Angeles, Century City, Hollywood, Glendale, Burbank, Arcadia, South Pasadena, the San Gabriel Valley, and broader Southern California business districts.

Founder and CEO Marco Alcala started the company in 1997. Public materials position Alcala Consulting as a long-running local IT partner for SMBs that need security planning, compliance support, and practical remediation after testing.

Best For: Los Angeles and Pasadena SMBs, professional services firms, healthcare organizations, education teams, manufacturers, finance teams, and local operators that want penetration testing tied to managed IT, cybersecurity assessments, CMMC guidance, cloud, backup, and remediation.

Alcala Consulting Company Overview

• Company Name: Alcala Consulting, Inc.
• Headquarters: Pasadena, California, United States
• Year Founded: 1997
• Address: 35 N Lake Ave., Suite 710Pasadena, CA 91101
• Website: alcalaconsulting.com
• Founders: Marco Alcala
• Certifications and Accreditations: N/A
• Number of Employees: 2 to 9
• Delivery Model: Managed IT and cybersecurity provider with local Pasadena and Los Angeles support, remote support, onsite support, penetration testing, CMMC guidance, cybersecurity assessments, cloud services, backup, and IT consulting
• Company Valuation: N/A

Pen Test Types Offered

Alcala Consulting offers external, internal, web application, cloud, identity, access, and configuration testing, plus vulnerability scanning and cybersecurity assessments. Reports include executive summaries, technical details, screenshots, evidence, and remediation plans. Its public site focuses more on risk validation and compliance support than deep red team or physical intrusion testing. 

Key Features

• Pasadena And Los Angeles Presence: Alcala Consulting operates from Pasadena and serves Los Angeles businesses across Downtown LA, Century City, Hollywood, Glendale, Burbank, and nearby Southern California areas.
• Long Local History: The company has operated since 1997, giving it a longer local history than many newer providers.
• Penetration Testing Coverage: Alcala Consulting lists external, internal, identity, configuration, web application, and cloud penetration testing, with evidence-based reporting and remediation plans.
• Managed IT And Cybersecurity Support: The firm connects testing with managed IT, security assessments, audits, cloud support, backup, disaster recovery, and help desk support.
• Compliance Support: Alcala Consulting supports NIST 800-171, CMMC, ISO 27001, PCI DSS, CCPA, and related requirements.
• CMMC And Defense Contractor Fit: The company’s CMMC guidance makes it relevant for aerospace, defense, manufacturing, and supplier teams.

Pros and Cons

• Pros: Strong Pasadena and Los Angeles presence; operating since 1997; practical testing across external, internal, identity, configuration, web app, and cloud scope; good fit for SMBs needing managed IT, CMMC guidance, and remediation.
• Cons: Broader IT consulting focus; fixed pricing is not published; no verified Clutch reviews; deep red team, physical testing, and social engineering are not the main public focus.

Pricing

Alcala Consulting does not publish fixed penetration testing prices on its website. Clutch lists aAlcala Consulting does not publish fixed penetration testing prices. Clutch lists a $25,000+ minimum project size and a $150 to $199 hourly rate, but buyers should confirm current pricing during scoping. Final cost will likely depend on asset count, internal and external scope, cloud scope, application scope, documentation needs, remediation support, and whether the work is standalone or part of a managed IT engagement.

What People Say About Alcala Consulting

• Strong Local Reputation: The company site lists a 5.0 rating across 18 reviews, pointing to strong local client satisfaction.
• Long-Term Local Partner: Pasadena Chamber materials describe Alcala Consulting as supporting local businesses with computers, data, cloud systems, and technology reliability since 1997.
• Founder-Led Support: Public profiles name Marco Alcala as founder and CEO, giving the company a clear leadership identity.
• Useful For Smaller Businesses: Public profiles position Alcala Consulting around small-business IT support, managed IT, cybersecurity, backup, cloud services, and compliance help.
• Limited Verified Review Depth: Clutch lists Alcala IT Consulting as not yet reviewed, so buyers should ask for relevant references during vendor comparison.

9. CyberDuo

CyberDuo is a Glendale-based managed IT and cybersecurity company serving Los Angeles businesses with penetration testing, managed security, cloud services, and 24/7 IT support.

The team provides penetration testing, vulnerability management, SOC support, incident response, vCISO services, security audits, compliance and risk management, endpoint security, MDR, identity and access management, firewall management, Microsoft 365 support, backup, disaster recovery, and managed IT services.

CyberDuo’s Los Angeles Area Office and HQ is located at 535 N Brand Blvd, Suite 610 in Glendale, giving it reach across Los Angeles County, including Downtown LA, Pasadena, Santa Monica, Beverly Hills, Culver City, Burbank, Long Beach, and Santa Clarita.

Kevin Tadevosyan is listed publicly as President and CEO. Public founding history varies, with CyberDuo’s site citing LA service since 2005, while third-party directories list 2008 or 2010.

Best For: Los Angeles SMBs in finance, healthcare, law, private equity, manufacturing, technology, entertainment, professional services, and nonprofits that want penetration testing tied to managed IT, cloud security, SOC support, compliance help, and 24/7 remediation.

CyberDuo Company Overview

• Company Name: CyberDuo, Inc.
• Headquarters: Glendale, California, United States
• Year Founded: Public sources vary: CyberDuo says it has served Los Angeles since 2005; Clutch lists 2008; other public profiles list 2010
• Address: 535 N Brand Blvd, Suite 610 Glendale, CA 91203
• Website: cyberduo.com
• Founders: Kevin Tadevosyan, based on third-party founder references; official leadership page lists him as President and CEO
• Certifications and Accreditations: SOC 2 Type II; CISSP referenced on official service pages; Microsoft, Cisco, CompTIA, and other technical certifications referenced on official service pages
• Number of Employees: 250 to 999 on Clutch; other public profiles vary
• Delivery Model: Cybersecurity-focused managed IT provider with 24/7 helpdesk, SOC support, remote support, same-day LA onsite dispatch, penetration testing, vulnerability management, cloud services, vCISO support, and compliance support
• Company Valuation: N/A

Pen Test Types Offered

CyberDuo offers penetration testing, vulnerability management, security audits, cloud security review, endpoint and network checks, identity and access review, firewall review, and compliance-focused testing. Its public site frames penetration testing as a controlled exercise that shows how weaknesses could support real attack paths and what to fix first.

Key Features

• Los Angeles Area HQ: CyberDuo operates from Glendale and supports Greater Los Angeles businesses across Downtown LA, Hollywood, Pasadena, Santa Monica, Culver City, Burbank, Long Beach, Torrance, and Santa Clarita.
• Cybersecurity-First Managed IT: The company combines daily IT support with managed cybersecurity, endpoint security, MDR, firewall management, identity controls, cloud security, and vulnerability management.
• 24/7 Operations: CyberDuo provides 24/7 helpdesk and cyber defense operations for companies that need after-hours support.
• Same-Day LA Onsite Dispatch: The company says it can send engineers onsite the same day across Los Angeles for fast hands-on support.
• Compliance Support: CyberDuo works with HIPAA, NIST 800-171, SOC 2, CCPA, and cyber insurance controls.
• SOC 2 Type II Status: CyberDuo publicly references its SOC 2 Type II status, which may matter to clients that want audited security practices.

Pros and Cons

• Pros: Strong Los Angeles area presence from Glendale; 24/7 helpdesk and cyber defense operations; same-day onsite dispatch in LA; penetration testing connects with vulnerability management, SOC support, managed IT, cloud security, and compliance help; strong Clutch profile with a 5.0 rating across 37 reviews.
• Cons: Penetration testing is part of a broader managed IT and cybersecurity model; founding history varies across sources; deep red team and physical testing are not core public offerings; employee-count data varies across directories.

Pricing

CyberDuo does not publish fixed penetration testing prices. Clutch lists a $5,000+ minimum project size and a $200 to $300 hourly rate, while CyberDuo’s Clutch package page lists managed IT packages from $120 per month. Buyers should confirm current pricing during scoping, since cost will likely depend on asset count, test type, cloud scope, endpoint count, compliance needs, reporting depth, and whether the work is standalone or part of a managed IT or cybersecurity plan.

What People Say About CyberDuo

• Strong Review Volume: Clutch lists CyberDuo with a 5.0 rating across 37 reviews, giving it stronger verified review depth than many local providers.
• Timely And Communicative: Reviews often mention timely delivery, clear communication, strong project management, reliability, and transparency.
• Good Cybersecurity Support: Clients praise CyberDuo for reducing incidents, improving compliance, and helping teams manage risk.
• Strong Cloud And IT Skills: Review highlights point to cloud migration, technical problem-solving, and ongoing IT support.
• Useful For Regulated Teams: Client examples include banking, investment management, healthcare, automotive distribution, and other security-focused businesses.

10. Castellan

Castellan is a Calabasas-based IT consulting, managed IT, and cybersecurity company that offers penetration testing within a wider network support and security service model.

The team provides cybersecurity services, penetration testing, vulnerability work, IT security consulting, managed IT, cloud solutions, backup and recovery, network management, IT project management, outsourced IT support, and enterprise IT solutions.

Castellan is located at 23923 Ventura Blvd in Calabasas, giving it a practical base for the western San Fernando Valley and Greater Los Angeles, including Woodland Hills, Agoura Hills, Westlake Village, Encino, Sherman Oaks, Burbank, Glendale, Pasadena, Santa Monica, Culver City, and Downtown Los Angeles.

Founder Hormazd Dalal started Castellan in 1999 with a focus on simplifying complex IT for businesses.

Best For: Los Angeles and Calabasas SMBs that want penetration testing tied to managed IT, cybersecurity consulting, cloud support, backup, network management, and ongoing IT support.

Castellan Company Overview

• Company Name: Castellan Inc.
• Headquarters: Calabasas, California, United States
• Year Founded: 1999
• Address: 1200 Wilshire Blvd, Fl 5, Los Angeles, CA 90017
• Website: castellan.net
• Founders: Hormazd Dalal
• Certifications and Accreditations: N/A
• Number of Employees: 10, based on TechBehemoths
• Delivery Model: Managed IT and cybersecurity provider with remote support, Los Angeles area service, IT consulting, penetration testing, cybersecurity services, cloud solutions, backup, and network management
• Company Valuation: N/A

Pen Test Types Offered

Castellan offers penetration testing, vulnerability assessments, network security testing, and IT security consulting. Its public site provides limited testing details, so buyers should confirm the exact scope, including web, network, cloud, wireless, social engineering, or red team coverage.

Key Features

• Calabasas And Los Angeles Presence: Castellan operates from Calabasas and serves Los Angeles area businesses.
• Long Operating History: The company dates back to 1999, giving it a long local track record.
• Managed IT And Security Model: Castellan connects cybersecurity with managed IT, cloud services, backup, recovery, and network management.
• Penetration Testing And Vulnerability Support: Its cybersecurity services reference penetration testing and vulnerability work for security validation.
• IT Consulting Support: Castellan supports network changes, cloud moves, infrastructure upgrades, and security improvements.
• SMB Fit: The company focuses on small and mid-sized businesses that need practical IT help without a large internal team.

Pros and Cons

• Pros: Calabasas-based with Los Angeles area coverage; operating since 1999; good fit for SMBs; penetration testing can connect with managed IT, cloud, backup, network management, and IT consulting; local contact details are clearly listed.
• Cons: Penetration testing is part of a broader managed IT and cybersecurity model; fixed pricing is not published; website details on testing methods are limited; Clutch lists the company as not yet reviewed.

Pricing

Castellan does not publish fixed penetration testing prices. Clutch does not show verified pricing detail beyond its company profile, so buyers should confirm current pricing during scoping. Final cost will likely depend on asset count, internal and external network scope, application scope, vulnerability work, documentation needs, and whether the work is standalone or part of a managed IT plan. 

What People Say About Castellan

• Limited Third-Party Review Data: Clutch lists Castellan as not yet reviewed, so verified third-party buyer feedback is limited on that platform.
• Local Directory Presence: Public listings consistently place Castellan in Calabasas and connect the company with IT consulting, cybersecurity, cloud, backup, and network support for Los Angeles area businesses.
• Long-Term IT Partner Positioning: The company’s own materials stress long-term client relationships, practical technology support, and stable network operations.
• Good Fit For Smaller Companies: Castellan is most relevant for small and mid-sized organizations that need one provider for managed IT, cybersecurity, cloud services, backup, and security testing support.
• Scope Should Be Confirmed: Buyers should ask for a sample report, a clear rules-of-engagement document, and a written list of included test types before selecting Castellan for a penetration testing project.

How To Choose The Best Penetration Testing Company In Los Angeles

Finding a quality penetration testing company in Los Angeles can be difficult because many companies that claim to be LA-based do not have a physical office here. Before you contact the companies listed above, you should have clear criteria in place to evaluate each pen test provider.

Here are the things you should focus on:

Choose A Local Los Angeles Penetration Testing Partner

Location should be part of the decision when choosing a penetration testing company in Los Angeles. Many cybersecurity firms market services to LA companies from outside the area, but Bright Defense is physically based in Culver City and works with businesses across Los Angeles. That local presence gives companies a nearby partner for penetration testing, compliance support, remediation planning, and customer security reviews.

Look For Human-Led Testing, Not Basic Scanning

A good penetration test should show how a real attacker could exploit weaknesses in your web applications, APIs, cloud systems, internal network, external network, or AI tools. Fortra’s 2024 Penetration Testing Report found that 82% of organizations use pen testing to assess risk and prioritize vulnerabilities for remediation, which shows why the provider should help your team decide what to fix first.

Prioritize Remediation Support After The Test

The report is only useful when your team can act on it. Cobalt’s 2026 State of Pentesting Report found that top performers resolve high-risk findings in 10 days, while bottom-tier organizations take 249 days. That gap shows why Los Angeles businesses should choose a company that explains each finding clearly, gives practical fix steps, and retests after remediation.

Choose A Local Los Angeles Penetration Testing Partner

Location should be part of the decision when choosing a penetration testing company in Los Angeles. Many cybersecurity firms market services to LA companies from outside the area, but Bright Defense is physically based in Culver City and works with businesses across Los Angeles. That local presence gives companies a nearby partner for penetration testing, compliance support, remediation planning, and customer security reviews.

Choose A Provider That Connects Testing To Business Risk

The right penetration testing partner should connect technical findings to business impact. For Los Angeles companies, that means choosing a provider that can explain which vulnerabilities could expose customer data, disrupt operations, delay compliance, or create vendor-review issues. Bright Defense fits that need for organizations that want human-led testing, local accountability, and practical support after the test is complete.

Final Thoguhts

FAQ