All the world's
pentest companies
Showing 201-299 of 7599 companies (Page 3 of 76)
Alt Consulting
Cybersecurity and IT consulting firm specializing in legal industry solutions; based in Los Angeles, CA, with services including penetration testing by certified teams and managed IT services for law firms.
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Careful Security
Cybersecurity firm based in Burbank, California; specializes in full-service security program implementation including penetration testing, policies, controls, SIEM, and evidence collection; guarantees audit readiness in 90 days.
CyberSurance
CyberSurance is a cybersecurity firm headquartered in Westlake Village, California, providing comprehensive security services including penetration testing; it specializes in proactive vulnerability assessments and simulated attack testing to identify security weaknesses.
WATI
California-headquartered cybersecurity solutions provider specializing in penetration testing and vulnerability assessments; based in Manhattan Beach, CA, serving government and tech clients.
CyberDuo
CyberDuo is a cybersecurity-focused managed IT services provider based in Los Angeles, California; it offers cybersecurity solutions including penetration testing services, supporting SMBs in managing and securing their IT infrastructure.
Net Force
Cybersecurity firm based in City of Industry, California; provides penetration testing and attack simulation services to enhance security posture.
Cybereason
Cybereason is an American cybersecurity technology company founded in 2012, headquartered in La Jolla, California; it specializes in AI-driven XDR platforms, threat detection, incident response, and offensive security services including penetration testing and red team exercises. The company was acquired by LevelBlue in November 2025 and maintains a global presence with offices worldwide.
Generation IX Technologies
Generation IX Technologies is a California-based IT services and consulting company founded in 1996, with 28 employees and $32.2M revenue. They provide managed IT, cybersecurity, breach response, and penetration testing services, including attack simulations and ethical hacking, primarily serving small and medium businesses in Los Angeles. The firm has a global web presence with 3,055 monthly visits and a ranking of #4,528,118.
Emagined Security
Cybersecurity company headquartered in San Carlos, California; offers penetration testing, managed SOC, vCISO, and other cybersecurity services; now part of Neovera after acquisition; CREST-certified pentest provider for network, application, and red team testing.
Palo Alto Networks
Private cybersecurity company specializing in computer and network security; 13,033 employees (+11.2% YoY), $9.6B revenue, $105.1B market cap, headquartered in Santa Clara, CA; offers penetration testing via Unit 42, including attack simulations and vulnerability testing; competes with Fortinet, Forcepoint, Zscaler.
Vanta
Software development company specializing in automated compliance, vendor risk management, and trust platform solutions; 999 employees (+106.5% YoY growth), $210.1M annual revenue, $503M total funding; provides penetration testing services via external partners and platform integrations, including partnerships with XBOW and Heyhack; headquartered in San Francisco, California, United States; trusted by 14,000+ customers including Atlassian and Duolingo.
Bright Defense
Bright Defense is a private cybersecurity company founded in 2023, based in Culver City, California, USA, with 4 employees and 366.7% YoY growth. It specializes in continuous cybersecurity compliance services, including penetration testing, vulnerability management, and security assessments, serving SMBs and MSPs. The company actively provides penetration testing services across network, web, API, and cloud environments, with 33,967 monthly visits and a global rank of #818,943.
Cyber Analytics LLC
Cyber Analytics LLC is a cybersecurity firm headquartered in Mountain House, California, offering network security solutions and penetration testing services. Their product suite includes CyberSpaceSuite™, a scalable network node identification tool; eSOC, a real-time network mapping device; and CyberSpace Environment (CSE), a portable device for cloning, emulation, and security testing.
Netready
Managed IT services and IT security provider based in Pasadena, CA; offers penetration testing, vulnerability assessments, and IT consulting; serves businesses in California.
Pine Risk Management
Security and investigations company specializing in penetration testing, red teaming, and security consulting; founded in 2023, with 3 employees, based in San Francisco, California, USA; provides governance, risk, and compliance services, with a focus on physical and technological security solutions.
Bay Mountain Security
Bay Mountain Security is a private computer and network security company based in San Francisco, California, founded in 2014; specializing in ISO training, certification, consulting, and security frameworks, with a focus on penetration testing services. The firm has 2 employees, $316.7K annual revenue, and experienced a -33.3% YoY growth. They serve clients across the U.S., including California, Arizona, Texas, Illinois, and more, with a modest web presence of 304 monthly visits and a global rank of #12,021,898.
Hacker House
Cybersecurity company specializing in penetration testing, adversarial simulations, and security training; based in Los Angeles, California, with 3 employees, founded in 2015. Offers technical resources and services to improve cybersecurity defenses; 8,094 monthly visits, global rank #2,369,555.
Alcott Enterprises
Alcott Enterprises is a private IT services and consulting company based in Torrance, California, with 5 employees and -42.9% YoY growth; they offer cybersecurity, AI, big data, and managed IT solutions, and explicitly provide penetration testing services, as evidenced by dedicated testing pages on their website.
Fluid Attacks
Application security testing company specializing in penetration testing, automation, and AI-driven vulnerability detection; 107 employees; Founded 2001; San Francisco, CA; Market position #540,930 globally, #154,699 in country; Focuses on DevSecOps, ethical hacking, and security testing services.
Executive Enterprises Inc.
Cybersecurity and IT services company specializing in vulnerability assessment, penetration testing, and security awareness training; based in California, USA, with 3 employees and 100% YoY growth, founded in 1989. They focus on customized content, local presence, and ongoing monitoring to help organizations mitigate evolving threats.
Consilium Labs
Cybersecurity assurance company specializing in penetration testing, ISO 27001 family, SOC2, and ISO 42001; 15 employees with 72.7% YoY growth; based in Sunnyvale, California, USA; founded in 2020; accredited by ANAB and IAS, with SOC2 auditors under AICPA supervision.
SocialProof Security
Private computer and network security firm founded in 2017; based in San Francisco, California, USA; 2 employees. Offers security awareness training, social engineering prevention, and penetration testing services, including videos, talks, workshops, and pentest activities.
Inovo InfoSec
Cybersecurity company specializing in computer and network security, including penetration testing, security assessments, and training; based in West Hollywood, California, with 4 employees; offers services to government, businesses, and residents in Ohio and nationwide.
Purple Shield Security
Cybersecurity company headquartered in Los Angeles, California; provides penetration testing, cyber defense, consulting, ransomware response, and managed cybersecurity services; explicitly offers red team penetration testing and simulated attack environments.
Picus Security
Cybersecurity company specializing in breach and attack simulation (BAS) and security validation; 229 employees with 27.2% YoY growth, $85M annual revenue, founded in 2013, headquartered in San Francisco, CA; supports penetration testing and red teaming activities, with $78M in funding.
FylaxCyber Inc.
FylaxCyber Inc. is a private cybersecurity consulting firm based in San Diego, California, specializing in penetration testing, risk management, and security audits; founded in 2020, it has 2 employees, $1M-$5M revenue, and employs a risk-based approach to improve clients' security posture.
BugRaptors
Software testing company specializing in AI-driven QA, automation, and cybersecurity services; headquartered in Emeryville, California, USA; offers penetration testing services supported by dedicated service pages and cybersecurity expertise.
HackForce.AI
Cybersecurity company specializing in IT system testing, evaluation, and penetration testing; 3 employees with 33.3% YoY growth; founded in 2024; headquartered in Los Angeles, California, USA; offers automated security assessments, vulnerability testing, and AI-driven cybersecurity solutions.
durakiconsulting, LLC
durakiconsulting, LLC is a private IT & Services firm specializing in penetration testing and vulnerability research; based in San Francisco, CA, with 4 employees and 75% YoY growth since 2020. The company offers comprehensive, licensed, and certified security assessments, serving clients in finance, investment, and Egyptian stock market sectors.
Cyber74
Cyber74 is a cybersecurity and IT consulting company based in Redding, California, with 13 employees; founded in 2022; specializes in advanced cybersecurity solutions including penetration testing; serves SMBs, healthcare, manufacturing, and government clients across North America; BIPOC-owned.
Cyber Army™
Cyber Army™ is a private cybersecurity firm specializing in computer and network security for small businesses; offers agentless monitoring and explicit penetration testing services including manual assessments for web, API, mobile, cloud, and Kubernetes environments. Headquartered in Sunnyvale, CA, with 3 employees and 25% monthly growth.
INCT
Software development company specializing in cybersecurity and penetration testing; based in Fremont, California, with 3 employees and +50% YoY growth, founded in 2005. Provides vulnerability assessments, security engineering, and risk management services to help clients stay ahead of modern threats.
Ridge Security Technology Inc.
Cybersecurity company specializing in AI-powered offensive security and vulnerability management; 37 employees with 30.6% YoY growth; founded 2020; headquartered in Milpitas, California; $1M in funding; offers automated penetration testing, adversary emulation, API security testing, and risk validation.
Network Pentest
Cybersecurity firm based in San Francisco, California, providing specialized network penetration testing services; operates from the San Francisco Bay Area, serving local and national clients. The company emphasizes expert pentest solutions, supported by marketing materials like a dedicated datasheet for penetration testing services.
Cyber Advisory Group
Cyber Advisory Group is a cybersecurity firm based in Berkeley, California, specializing in cyber risk management and security engineering; they provide penetration testing services such as network and wireless assessments, social engineering exercises, and security evaluations, emphasizing active offensive security capabilities.
CyberTest
CyberTest is a private cybersecurity firm specializing in security testing, research, and development; with 1 employee, founded in 2015, headquartered in Burbank, California, USA. It offers penetration testing, security consulting, and vulnerability assessments, serving clients with a focus on ethical hacking and application security testing. The company has a modest web presence with 5,623 monthly visits and ranks #3,303,894 globally.
RedWipe
Cybersecurity consulting firm specializing in penetration testing, incident response, and AI-enhanced security; founded 2025; based in San Francisco, California; 2 employees; focuses on rapid threat response and compliance.
NOVESH LLC
Cybersecurity and digital engineering firm based in California; 4 employees; founded 2021; offers advanced security solutions, custom software, and penetration testing services including web, network, and cloud assessments; ranked #9,043,097 globally.
PentestIQ
Cybersecurity company specializing in penetration testing and security assessments; based in San Francisco, California, with 5 employees and 212 monthly website visits; emphasizes active pentest services and security program solutions.
Maqware Corporation
IT Services and IT Consulting company specializing in cybersecurity, penetration testing, and compliance; based in San Ramon, California, with 11-50 employees, founded in 2008, providing top-tier security solutions and extensive compliance expertise.
Synack
Cybersecurity company based in Redwood City, California; provides AI-enhanced penetration testing services using on-demand researchers and automated agents to deliver continuous security testing at scale.
Intelligints, LLC
Cybersecurity company specializing in penetration testing and network security solutions; offers comprehensive internal, external, web/app/data leakage, and network tests, with a focus on prevention; based in Irvine, California, United States, with 2 employees and a niche web presence.
ILLUMANT
Cybersecurity company specializing in security assessments such as penetration testing, social engineering, vulnerability assessments, and compliance; 8 employees, $10M annual revenue; founded 2007; headquartered in Palo Alto, California, USA; serves Fortune 500, government, and educational clients.
Prancer
Prancer is a private cybersecurity company specializing in AI-native autonomous continuous security validation and penetration testing platforms; based in San Diego, California, with 4 employees, founded in 2020, and approximately $1.5M in funding. The company offers quick, affordable cloud security and pentesting solutions designed for DevSecOps teams, supporting automated security assessments and collaboration.
Vital Security
IT services and consulting company specializing in cybersecurity, ethical hacking, and penetration testing; founded in 2023, with 6 employees and 100% YoY growth; based in Bear Valley Springs, California, serving Southern California & Arizona with bespoke security solutions.
Salt Security
Cybersecurity company specializing in API security; headquartered in Palo Alto, CA; offers an AI-infused API security platform covering discovery, posture management, and threat protection; provides penetration testing, security audits, and red-team services.
Clare Computer Solutions
Managed IT services provider specializing in cybersecurity and penetration testing; based in San Ramon, California, serving SMBs in the San Francisco Bay Area for over 30 years.
SDLC Corp
California-based digital transformation company specializing in AI, cloud, blockchain, RPA, and eCommerce solutions; offers penetration testing services including vulnerability assessments and security testing.
AttackIQ
AttackIQ is a cybersecurity firm based in Los Altos, California, specializing in proactive security validation through breach and attack simulation (BAS) and red team augmentation. The platform enables active attack simulations to identify vulnerabilities and test defenses, aligning with penetration testing services.
Securus Consulting Group
Cybersecurity firm based in Encinitas, California; 3 employees with 50% YoY growth; offers penetration testing, security assessments, vulnerability scanning, and compliance services; founded 2013; annual revenue $366K.
Synopsys Inc
Synopsys Inc is a leading provider of electronic design automation solutions and security testing services; with 16,433 employees, $6.4B revenue, and an $81.3B market cap, headquartered in Sunnyvale, California. The company offers advanced silicon design, verification, IP integration, and penetration testing services, and recently acquired Ansys. It operates in electronics/technology, EDA, software security, and silicon chip design, competing with firms like ARM and AMD.
OFFENSAI
OFFENSAI is a private cybersecurity firm based in Los Angeles, California, founded in 2024 with 8 employees. It specializes in AI-powered attack simulation and autonomous red-teaming solutions for cloud security, offering breach and attack simulation (BAS), cyberattack simulation, and security threat assessment services. The company's core capabilities include automated red teaming and cloud security testing, providing penetration testing-like services to identify vulnerabilities through simulated cyberattacks.
IT Connect 360
IT Connect 360 is an IT services and consulting firm headquartered in San Diego, California, with 2 employees; it specializes in managed IT services such as remote support, data backup, network configuration, malware removal, and continuous penetration testing, providing reliable, hassle-free connectivity and security solutions.
GDR Group, Inc.
IT services and consulting company based in Irvine, California; 37 employees with 5.9% YoY growth; $56.3M annual revenue; offers managed IT, cybersecurity, cloud, staff augmentation, and penetration testing services; founded in 1997; ranked #9,161,052 globally and #2,568,362 in the US; provides proactive security solutions including penetration assessments and network audits.
Sugarcube, Inc
Private software development firm based in San Francisco, California, specializing in ethical hacking and cybersecurity services; provides penetration testing, social media hacking, cheating spouse investigations, and consulting; 3 employees with 200% YoY growth; founded in 2008; website: https://www.cyberlords.io.
PDC Technology, Inc.
IT services and consulting company based in Gold River, California; specializes in managed IT, cybersecurity, and penetration testing services; 1 employee with 100% YoY growth; supports businesses in Sacramento, El Dorado, and Placer counties.
NetPlus Group - Formerly AMTEL
Telecommunications company based in San Jose, California, with 18 employees and 3.7% YoY growth; specializes in telecom expense and asset management, with explicit penetration testing and cybersecurity assessment services.
CyCognito
CyCognito is a cybersecurity firm based in Palo Alto, California, specializing in external exposure management and penetration testing services. It provides active security testing, web app pen tests, and automated pentesting platforms, enabling organizations to identify vulnerabilities and manage external security risks effectively.
ObjectSecurity
Cybersecurity firm based in San Diego, California; provides penetration testing, vulnerability assessment, and ethical hacking services, including automated pen-testing solutions like WhizRT VAPTBOX.
Alacrinet
Cybersecurity consulting firm based in Palo Alto, California; specializes in penetration testing, security assessments, and compliance support; combines customer-focused consulting with deep technical expertise to secure networks, data, and environments.
CyberCatch
CyberCatch is a cybersecurity firm headquartered in San Diego, California, specializing in continuous cybersecurity and risk mitigation solutions; it explicitly offers penetration testing services, as evidenced by its website and promotional materials.
Tevora
Business consulting firm specializing in cybersecurity, risk, and compliance; provides penetration testing, network, and internal security assessments; 136 employees, $37.9M revenue, founded 2003, Irvine, CA, USA.
Anvaya Solutions
Cybersecurity consulting firm specializing in penetration testing, security program development, and continuous improvement; based in Folsom, California, with verified headquarters in the US.
Apisec
Cybersecurity company headquartered in San Francisco, CA; provides AI-powered penetration testing and red-team attack simulation services, including automated and continuous API security testing with active attack capabilities.
Propelex
Cybersecurity company specializing in threat prevention, detection, and penetration testing; headquartered in Encinitas, California, with explicit offensive security and pentest service offerings.
Professional Computer Concepts
Cybersecurity and IT services company based in Novato, California; provides penetration testing, cybersecurity, cloud solutions, and IT consulting; 6 employees, $18.1M revenue, founded 2002, with 12.5% growth rate and high employer rating.
Neosec
Cybersecurity company providing penetration testing and vulnerability assessment services; headquartered in Palo Alto, California, United States; known for comprehensive security testing solutions.
San Francisco Computer Forensics
Cybersecurity and digital forensics company based in San Francisco, California; offers penetration testing, data recovery, and computer security services; serves all of Northern California.
People 1st, IT Inc.
California-based IT services provider headquartered in San Francisco; offers cybersecurity including penetration testing, vulnerability assessments, and managed IT services for small businesses in the Bay Area. Known for reliable, experienced tech solutions.
Fastly
Fastly is a private edge cloud platform provider specializing in CDN, video streaming, load balancing, and security solutions; with 868 employees, $592M annual revenue, founded in 2011, headquartered in San Francisco, CA, and actively engaged in penetration testing of its systems and customer services.
Psicurity
Cybersecurity firm based in San Francisco, California; specializes in penetration testing for web applications and networks since 2003; offers assessments and industry compliance solutions.
Gecko Security
Cybersecurity firm based in San Francisco, CA; specializes in detecting business logic flaws and multi-step vulnerabilities that traditional SAST tools overlook; offers penetration testing and attack simulation services to identify security weaknesses.
RunSybil
RunSybil is a cybersecurity firm headquartered in San Francisco, CA, offering AI-driven penetration testing services with their flagship product, Sybil, which automates vulnerability discovery to enhance security defenses.
Tac Security
Cybersecurity firm specializing in risk-based vulnerability management and cyber risk quantification; offers advanced vulnerability detection, penetration testing, and attack surface management. Headquartered in San Francisco, CA; provides CREST-registered penetration testing and continuous attack surface testing.
PC Professional
California-based IT services provider specializing in cybersecurity and penetration testing; headquartered in Oakland, CA; serving the San Francisco Bay Area since 1981; offers IT consulting, support, and security assessments with a 15-minute response time.
Whitedog Cyber
Cybersecurity company based in Santa Clara, California; specializes in penetration testing, breach simulation, and security control validation to identify and prioritize security gaps.
Information Security Agency (ISA)
Private computer and network security company founded in 2010; based in Palmdale, California, with 2 employees. Specializes in penetration testing, ethical hacking, vulnerability assessment, and cyber crime investigation, serving the US market. Homepage confirms service scope and company identity.
Taranet
Cybersecurity firm headquartered in San Diego, California; specializes in risk management and penetration testing services; emphasizes ethical practices and advanced technology safeguards.
TeamLogic IT
IT services and consulting company founded in 2004; 452 employees, $7.2M revenue; based in Mission Viejo, California, USA; offers managed IT, cybersecurity, and penetration testing services; operates nationwide with a focus on personalized client support.
Beitsystems
Cybersecurity firm based in San Francisco, California, specializing in penetration testing services such as web, mobile, and network testing; focuses on enhancing business security against emerging threats.
Acalvio Technologies
Cybersecurity company specializing in cyber deception technology; headquartered in Santa Clara, CA, with a focus on advanced threat defense and red teaming services, leveraging deception for early threat detection and attack simulation.
Vectra AI
Cybersecurity AI company based in San Jose, California; provides attack simulation, cyber-range, exposure assessment, and security testing tools like Halberd; specializes in proactive threat detection and penetration testing equivalents.
Tekleap
Cybersecurity firm headquartered in San Francisco, CA; provides continuous monthly network penetration testing to identify vulnerabilities and prevent data exfiltration, focusing on active defense against hacker tactics.
Securus360
Cybersecurity company based in Irvine, California, providing penetration testing and breach simulation services; confirms active pentest offerings with documented service pages and blog posts.
CloudDefense.AI
Cybersecurity company specializing in cloud and application security; headquartered in Palo Alto, CA; offers penetration testing and red teaming services, emphasizing offensive security capabilities.
Operant AI
Cybersecurity firm specializing in penetration testing and red teaming for AI, APIs, and Kubernetes; headquartered in San Francisco, CA; known for active exploitation simulations and vulnerability discovery.
BATech
BATech is a private cybersecurity company specializing in computer and network security, with a focus on healthcare and medical industries; founded in 2018, headquartered in Los Angeles, California, with 2 employees (+50% YoY growth). The company offers vulnerability assessments, regulatory compliance, incident response, and penetration testing, emphasizing its expertise in cybersecurity testing and medical device security, serving the United States for over 5 years.
TechHeights - Business IT Services Orange County
IT Services and IT Consulting company based in Irvine, California; 18 employees, $3.2M revenue, founded 2007; specializes in proactive IT solutions including penetration testing, with a focus on cybersecurity, cloud services, and compliance standards; recognized provider in Orange County, Los Angeles, and Riverside.
Cybersecurity Consulting Company - Atlant Security
Atlant Security is a private cybersecurity consulting firm based in San Diego, California, founded in 2018 with 2 employees. It specializes in security architecture, vulnerability assessments, and penetration testing, with a focus on defending law firms from cyber threats. The company offers personalized and managed security services, with a declining workforce (-25% YoY), and a modest web presence (3,330 monthly visits, global rank #4,876,062). It operates in the cybersecurity consulting market, positioned at #4,876,062 globally and #1,578,090 in the US.
VioletX
VioletX is a private software development firm specializing in cybersecurity solutions, including virtual CIO services, SOC2 attestations, and incident response. Based in Los Angeles, California, with 7 employees and $18.5M annual revenue, they provide penetration testing services with a focus on real, manual testing methods, and actively engage in cybersecurity assessments, compliance, and risk management.
HannulaWells
IT services and consulting company specializing in cybersecurity; provides penetration testing services; based in San Diego, California with 4 employees, founded in 2018.
Cracken
Cracken is a private cybersecurity firm based in Palo Alto, California, founded in 2023, with 13 employees and 150% YoY growth. It specializes in adversarial exposure validation, red team operations, and penetration testing, leveraging AI and advanced hacking techniques to improve enterprise security resilience. Known for its uncensored Vibe Hacking platform, Cracken operates in categories such as AI security, attack surface management, and threat hunting, and is recognized for its innovative approach to security testing.
Anbosoft
Anbosoft LLC is a private IT system testing and evaluation company based in Irvine, California, USA, founded in 2020; with 4 employees and 66.7% YoY growth. They provide comprehensive IT solutions including project management, software development, and testing, with explicit penetration testing services as part of their cybersecurity offerings. The company specializes in AI-enhanced QA for web, mobile, and cloud applications, emphasizing security, performance, and automation.
TechPro Enterprise
IT & Services company specializing in cybersecurity, penetration testing, network migration, virtualization, and industry solutions; based in Irvine, CA with 3 employees, founded in 2005. TechPro provides tailored IT solutions including active penetration testing and digital content security, serving entertainment and manufacturing sectors.
MobileHop - USA Proxy/VPN - 50+ Locations in the USA
Private technology company specializing in 4G/5G mobile proxy networks across 50+ US cities; offers cybersecurity services including penetration testing, vulnerability research, and red team access; founded 2022; based in Los Angeles, CA; 5 employees with 42.9% YoY growth.
FortifiedLogic
FortifiedLogic is a private cybersecurity firm providing managed security services for SMBs; founded in 2015 and based in San Diego, CA, with 3 employees. They specialize in penetration testing, threat detection, vulnerability management, and 24/7 security operations, serving small businesses including those with no IT experience.
Anitian
Private computer and network security company specializing in compliance automation and advisory services for FedRAMP; 35 employees, $60M revenue, founded 2017 in Palo Alto, CA; $79M funding; offers penetration testing services including red-team assessments; known for FedFlex AI-powered compliance platform.
DotWave Solutions
Cybersecurity consulting firm specializing in penetration testing, vulnerability assessments, and exploit testing; based in Los Angeles, California, with 2 employees and -33.3% YoY growth since 2022.
Excedeo
IT support and cybersecurity company headquartered in San Diego, CA; specializes in penetration testing, vulnerability assessments, and security testing to proactively identify and address cybersecurity weaknesses.
Data Theorem, Inc.
Cybersecurity company specializing in application and cloud security; provides penetration testing services and web security solutions; 32 employees, $3M revenue, founded 2013, headquartered in Palo Alto, California.