All the world's
pentest companies
Showing 301-399 of 7599 companies (Page 4 of 76)
Doyensec
Cybersecurity firm specializing in vulnerability discovery, penetration testing, and security research; 17 employees, founded 2017, headquartered in San Francisco, California, USA; focuses on offensive security, offering services in application security, reverse engineering, and security automation.
Fire Mountain Labs
Fire Mountain Labs is a private IT Services and IT Consulting firm headquartered in San Diego, California, with 2 employees. The company specializes in AI security, risk assessment, and penetration testing, providing human-driven security solutions including AI risk assessments, penetration testing, and training programs to help organizations secure their AI systems against real-world threats.
Imri
Cybersecurity and digital transformation consulting firm specializing in penetration testing; based in Aliso Viejo, California, with 30+ years of industry experience.
TECHNIC BUSINESS SOLUTIONS
IT services and consulting company based in Irvine, California; provides IT support, copiers, security cameras, phone systems, digital marketing, and penetration testing services; 9 employees with 5.3% YoY growth; founded 1976; website: https://www.technic.net; competes with wavestek and content security.
DFND Security, Inc.
Cybersecurity and security technology solutions provider based in Irvine, California; specializes in penetration testing, security automation, and security operations with 11 employees; founded in 2012; actively conducts penetration testing to identify security vulnerabilities before exploitation.
Quality Tech Lab
IT services and consulting company specializing in software development, testing, and penetration testing; based in Los Angeles, California, with 25 employees and a 2.9% YoY decline in growth; offers organization management software and a broad range of testing services, with a global rank of #11,810,909 and active social media presence.
AirGap Labs LLC
Computer and network security company based in Irvine, California; 18 employees; founded 2013; provides penetration testing, network security, cloud, and infrastructure services; minority-owned small business with 3.8% monthly growth; website: https://www.airgaplabs.com.
Tlc Tech, Inc.
IT services company specializing in outsourced IT support and cybersecurity; offers penetration testing (pentest) services as part of their security solutions; headquartered in Sacramento, CA, USA, serving local businesses.
TBDCyber
TBDCyber is a private cybersecurity consulting firm based in San Diego, California, founded in 2023, with 7 employees and 60% YoY growth. The company specializes in cybersecurity strategy, assessments, program build projects, and explicitly offers penetration testing services, focusing on long-term, sustainable solutions.
Symosis Security
Symosis Security LLC. is a California-based private cybersecurity company founded in 2004, with 5 employees and $2.3M annual revenue; specializes in penetration testing, vulnerability assessments, security architecture, threat modeling, cloud security, and red teaming, serving clients with comprehensive security services and active in risk & compliance markets.
Braav
Braav is a private security and investigations company headquartered in Los Angeles, California, with 4 employees; specializes in technology-driven security solutions, customer service, and guard management technology. They explicitly offer physical penetration testing services, including red team breach simulations, badge cloning, and social engineering, demonstrating active security testing capabilities.
Pc Solutions
Cybersecurity firm based in Clovis, California; specializes in penetration testing services, including healthcare-specific pentests for regulatory compliance; headquartered in Clovis, CA, with verified location references.
XeneX SOC
XeneX SOC is a cybersecurity and cloud security platform provider specializing in fully-managed Security Operations as a Service (SOCaaS); based in Los Angeles, California, with 6 employees, $10.1M annual revenue, founded in 2011, and $650K in total funding. The company offers penetration testing, vulnerability testing, SIEM, log management, and 24/7 monitoring, serving the cybersecurity market with a focus on advanced security solutions.
Alpha Net
Cybersecurity firm headquartered in Santa Clara, California; provides penetration testing services including routine assessments, vulnerability identification via automated and manual testing, and SOC 2 compliance efforts.
CyberMindr
CyberMindr is a cybersecurity firm headquartered in Sacramento, California, offering penetration testing and red teaming services; specializes in continuous threat exposure management with automated security posture monitoring and unified attack view capabilities.
CyberProof
CyberProof is a cybersecurity firm based in Aliso Viejo, California, specializing in threat-led defense platforms that deliver comprehensive visibility, tailored threat insights, and ongoing optimization to mitigate enterprise risk. The company explicitly provides penetration testing services to proactively identify vulnerabilities and manage cyber threats.
Secure Vectors Information Technologies Inc.
Private think tank specializing in PCI DSS, PCI 3DS, PIN security, and ISMS consulting; 7 employees with 60% YoY growth; based in Irvine, California, USA; provides penetration testing services including black box tests, demonstrating active vulnerability assessment capabilities.
Bc Networks, Inc.
Cybersecurity-focused IT solutions provider headquartered in San Jose, California; offers managed IT services and specializes in penetration testing and vulnerability assessments for Bay Area businesses.
Cytellix
Cybersecurity solutions provider based in California, specializing in penetration testing and vulnerability assessments; headquartered in Aliso Viejo, CA, with active pentest capabilities confirmed by third-party profiles and marketing materials.
Allianceit Inc
California-based IT consulting and security company; provides penetration testing services with over 10 years of experience; headquartered in San Ramon, California; offers digital transformation and technology solutions.
Crimson IT
IT services and consulting firm based in Los Angeles, California; 25 employees with -28% YoY growth; founded in 2011. Specializes in cybersecurity, including penetration testing, threat detection, and rapid response, delivering comprehensive IT management and security solutions.
Cyber Security Resource
Cyber Security Resource is a cybersecurity firm headquartered in San Diego, California; it provides penetration testing services, including external and internal security assessments to identify vulnerabilities, as confirmed by its PenTest service page.
Alcor
Alcor is a private technology, information, and internet company based in Palo Alto, California; 96 employees with 27.5% YoY growth, founded in 2007. It specializes in software development, R&D center creation, tech recruitment, and employer of record services, focusing on legal compliance and operational scaling for US tech firms. Alcor offers remote penetration testing services through its 2020 partnership with Pcysys, enabling automated security assessments; 29,175 monthly website visits, global rank #920,112, and active social media presence.
One82, LLC.
California-based IT support and cybersecurity firm specializing in penetration testing and vulnerability assessments; headquartered in Los Gatos, CA, with active security testing services.
Aurora Systems Consulting, Inc.
Cybersecurity consulting firm specializing in penetration testing; headquartered in Torrance, CA; over 30 years of experience in IT security services.
Greenlight Cyber
Cybersecurity company specializing in comprehensive security solutions and active penetration testing; based in Irvine, California, with 11 employees, $5.7M revenue, and +28.6% YoY growth. Offers services including internal and external network penetration tests, supporting SMBs in digital security.
Tec-refresh, Inc.
Managed IT and security services provider based in Newport Beach, California; offers penetration testing services following PTES, OWASP, PCI, and HIPAA guidelines; specializes in cybersecurity, backup, disaster recovery, and network visibility; focuses on security, automation, and client empowerment.
Varutra Consulting
Cybersecurity company specializing in penetration testing services; offers mobile, cloud, and external pentests; headquartered in Mission Viejo, California, United States.
Infoziant Security
Cybersecurity firm based in Sacramento, California, specializing in penetration testing and vulnerability assessment; offers free VAPT reports and security testing services, demonstrating active attack simulation capabilities and a focus on security compliance.
LMNTRIX
Cybersecurity company specializing in threat detection, penetration testing, and incident response; founded 2015 in Irvine, CA; 29 employees; $3M funding; provides penetration testing services including internal and external assessments to simulate attacks and identify vulnerabilities.
Single Point of Contact
IT services and consulting company based in Palo Alto, California; 9 employees, $343.7K revenue, founded 1999; specializes in white label IT platforms, cloud services, and helpdesk support; provides penetration testing including vulnerability assessments, physical and web application pentests, and security simulations.
Aptori
Cybersecurity company specializing in AI-powered application security and automated vulnerability remediation; headquartered in San Jose, CA; offers penetration testing services including AI-automated pen testing and API vulnerability scanning, focusing on proactive security for code, APIs, applications, and cloud.
Gosecure
Cybersecurity company providing 24/7 managed detection, response, and penetration testing services; headquartered in La Jolla, California, with dual presence in Montreal; specializes in active security testing, ethical hacking, and red-team activities.
Deepwatch
Cybersecurity company specializing in managed security services and advanced threat detection; $120M annual revenue, $381M total funding, founded 2019, Palo Alto, CA; provides penetration testing and security assessments, with active engagement in red team exercises and vulnerability exploitation.
Deepbits Technology
Cybersecurity company based in Riverside, California; specializes in binary analysis, penetration testing, and red team engagements; leverages patented AI-driven technology to deliver expert-level insights and simulate attacks for vulnerability assessment.
Cyvatar
Cyvatar is a private cybersecurity company based in Irvine, California, specializing in cybersecurity management, vulnerability detection, and risk remediation; it provides penetration testing services as part of its offerings, with 19 employees, $4.2M revenue, and $12M in funding.
Palmchip
Cybersecurity company specializing in IoT security solutions and IT consulting; headquartered in Fallbrook, California, with services including penetration testing and network security assessments.
Nevtec
Cybersecurity company headquartered in San Jose, California; offers managed services and penetration testing to identify vulnerabilities and secure IT infrastructure.
Dicar Networks
Cybersecurity and managed IT services provider headquartered in Morgan Hill, California; offers penetration testing services as part of their cybersecurity portfolio; operates in Santa Clara County, CA.
Wired Security Incorporated
Cybersecurity firm based in Newport Beach, California; specializes in penetration testing, risk assessments, and security consulting with over 20 years of experience serving organizations of all sizes.
Proficio
Cybersecurity company specializing in AI-powered managed detection and response; headquartered in Carlsbad, CA; offers penetration testing and breach simulation services to evaluate security defenses.
Pcc-it International
Cybersecurity company based in Calabasas, California; provides penetration testing services and cybersecurity solutions, with a focus on enterprise and government clients.
911 PC Help, Inc.
Cybersecurity and IT services provider based in San Francisco, California; offers managed IT services and penetration testing (pentest) services performed by ethical hackers for security assessments.
Redbot Security
Cybersecurity company specializing in manual penetration testing across multiple domains; 5 employees, $1M-$5M revenue, founded 2016 in Denver, Colorado, with a niche market focus and a boutique service model.
Artifice Security
Cybersecurity company specializing in penetration testing; veteran-owned firm with 2 employees, founded in 2016, based in Denver, Colorado, USA; provides real-world attack simulations on networks, devices, web apps, infrastructure, and personnel to identify security risks.
Lost Rabbit Labs
Cybersecurity and investigations firm specializing in penetration testing, threat landscape assessments, digital footprint discovery, and asset analysis crawling; founded in 2020, with 2 employees (+20% YoY growth), headquartered in Denver, Colorado, United States.
DirectDefense
Cybersecurity company specializing in penetration testing, enterprise risk assessments, and managed security services; 74 employees, $11.2M revenue, founded 2012, headquartered in Englewood, Colorado, with a focus on security testing and resiliency.
ClearNet Security
Cybersecurity company specializing in penetration testing, security assessments, and breach evaluations; 4 employees with 20% YoY workforce decline, $10.4M annual revenue, founded in 2004, based in Broomfield, Colorado, with over 12 years of experience and nearly 1000 engagements. Known for zero-day vulnerability discoveries and serving clients across banking, legal, healthcare, and financial sectors.
Cypress Data Defense
Cybersecurity company specializing in application and network security; offers penetration testing, vulnerability assessments, secure code reviews, DevSecOps, and cloud reviews; 3 employees with 33.3% YoY growth; headquartered in Denver, Colorado, founded in 2013; 7,363 monthly visits, global rank #3,222,491; active in security training and risk management.
NETRAT Information Security
Cybersecurity company specializing in penetration testing, social engineering, and network security audits; founded in 2023 with 2 employees in Fort Collins, Colorado; focuses on Red-Team operations and ethical hacking to strengthen organizational defenses.
Mile High Cyber
Cybersecurity company specializing in application penetration testing, risk management, and cybersecurity consulting; 3 employees, founded 2020, based in Colorado Springs, Colorado, with a focus on tailored, affordable security solutions and long-term client relationships.
Rarefied Inc.
Cybersecurity company specializing in penetration testing; 2 employees, founded 2014, based in Boulder, Colorado, with a focus on targeted IT infrastructure security assessments. Web presence includes 2,109 monthly visits and a global rank of #7,121,769; operates in government, web application security, and network security sectors.
CP Cyber
CP Cyber is a private cybersecurity company based in Denver, Colorado, specializing in computer and network security services such as penetration testing, vulnerability assessments, breach recovery, and compliance. Founded in 2017, it has a team of 5 employees with 20% YoY growth, serving clients in healthcare and IT sectors; it maintains a modest web presence with 586 monthly visits and a global rank of #10,120,702.
Root Down Digital
IT Services and IT Consulting company specializing in security, hardware, and advanced coding; provides penetration testing, security assessments, and embedded systems solutions; 3 employees with 50% YoY growth; founded 2014; headquartered in Denver, Colorado.
Digital Silence
Cybersecurity and risk advisory company specializing in penetration testing, security assessments, and adversary simulations; 10 employees, founded 2017, based in Denver, Colorado, with expertise across industries including healthcare, finance, and critical infrastructure.
Exploit Technology
Exploit Technology is a cybersecurity-focused IT services and consulting company specializing in penetration testing and proactive security assessments; founded in 2023, with 2 employees and headquartered in Aurora, Colorado, United States. The firm emphasizes real-world attack simulation to identify and address vulnerabilities.
Rule4
Rule4 is a private IT services and consulting company specializing in cybersecurity and emerging technology advisory; offers penetration testing services including application and API pentests; 13 employees with 17.6% YoY growth; $5M-$25M revenue; founded 2018; headquartered in Boulder, Colorado.
MainNerve Cybersecurity
Cybersecurity company specializing in penetration testing and compliance solutions; 7 employees, $44.9M revenue, founded 2001, headquartered in Colorado Springs, CO • Focused on manual testing and risk assessment, with a market position at #11,196,752 globally and #3,037,669 in the US, demonstrating a niche leadership in cybersecurity services.
Controllo GRC Supercharged by AI
Controllo GRC Supercharged by AI is a private cybersecurity firm providing GRC automation platform for compliance, risk assessment, and continuous monitoring; 6 employees, founded 2017, based in Denver, Colorado; offers penetration testing services as part of its cybersecurity solutions; $312K annual revenue.
Ravdal
Cybersecurity consulting firm specializing in penetration testing, data security, and risk management; 3 employees with -50% YoY growth; founded 2010; based in Longmont, Colorado, United States.
Information Warfare Center
Information Warfare Center is a Colorado-based private cybersecurity firm specializing in penetration testing, ethical hacking, digital forensics, and cyber warfare training; with 12 employees, 12.5% YoY growth, founded in 2010, and offering EC-Council and Pearson Vue certification services.
ZioSec
Cybersecurity company specializing in AI penetration testing and web app security; 5 employees with 133.3% YoY growth; founded 2024; headquartered in Boulder, Colorado; secured $2.1M in seed funding; provides daily on-demand penetration tests to discover vulnerabilities before code deployment, focusing on AI agent security and compliance.
Alchemy Security, LLC
Cybersecurity company specializing in risk management, managed security services, and Splunk solutions; 18 employees, founded 2007, based in Denver, Colorado; provides penetration testing services that emulate hacker activities to identify vulnerabilities.
Trofi Security
Cybersecurity company specializing in penetration testing, network security, and compliance; founded 2015; based in Lafayette, Colorado with 2 employees; offers virtual CISO, penetration testing, network design, and security consulting services to optimize cybersecurity investments.
Firma IT Solutions
Firma IT Solutions is a private IT and cybersecurity firm based in Denver, Colorado, founded in 2011 with 2 employees. The company specializes in penetration testing, vulnerability assessments, and cybersecurity services for local businesses, offering proactive security testing and pen testing solutions.
Exfil Security
Cybersecurity company specializing in penetration testing and security solutions; 10 employees with 70% YoY growth; headquartered in Denver, Colorado, United States; offers services including pentest, cloud security, and data protection; active online presence with 2,017 monthly visits and global rank #7,429,715.
Red Team Cyber Security®
IT services and consulting company specializing in vulnerability testing and penetration testing; 2 employees with 100% YoY growth; based in Evergreen, Colorado, United States; offers cybersecurity training, risk assessments, and domain name sales.
DevilDog Cybersecurity
Cybersecurity company specializing in turnkey security solutions, vulnerability assessments, pen testing, managed services, compliance audits, and cloud security; 5 employees, founded 2018, based in Denver, Colorado, United States.
Xylok LLC
Cybersecurity company specializing in assessment, compliance, and automation solutions; offers penetration testing via its Xylok Scanner tool, supporting RMF, NIST, and CMMC standards; founded in 2016, 4 employees, headquartered in Colorado Springs, Colorado, with +100% YoY growth.
Capstone Security
Capstone Security is a private higher education firm specializing in information security consulting; it offers penetration testing services, including network penetration tests that analyze risk by exploiting vulnerabilities. Headquartered in Englewood, Colorado, United States, the company has 2 employees and experienced 100% YoY growth.
Uncommon Mercenaries
Cybersecurity firm specializing in AI-powered penetration testing; offers services such as threat hunting, incident response, deception, and security assessments; 5 employees with 50% YoY growth; founded 2018; headquartered in Anywhere, Colorado, United States.
Ironline Security
Cybersecurity consultancy specializing in information security and penetration testing; offers custom, vendor-agnostic solutions including social engineering, vulnerability exploitation, and web application testing; 2 employees; Founded 2014; Denver, Colorado, USA.
CYBERCECURITY LLC
CyberCecurity LLC is a private cybersecurity company based in Denver, Colorado, with 2 employees. It specializes in managed security services, assessment, mitigation, incident response, and technical testing, including explicit penetration testing services confirmed through website content and client testimonials.
Cyberix, Inc.
Cyberix, Inc. is a private cybersecurity firm based in Aurora, Colorado, founded in 2024 with 4 employees. The company provides advanced cybersecurity, managed IT services, and technology consulting, with core expertise in penetration testing, network security, cloud infrastructure, and compliance solutions, serving organizations of all sizes.
SpyderSec
Cybersecurity company specializing in computer and network security; provides penetration testing services and related cybersecurity solutions. Founded in 2015, headquartered in Denver, Colorado, with 1 employee and 452 monthly website visits.
Intrinsic Cyber Solution & Services LLC
IT Services and IT Consulting company specializing in cybersecurity training, vulnerability assessments, penetration testing, policy development, and cybersecurity investigations; based in Monument, Colorado, United States, with 0 employees, serving both commercial and residential clients.
DirSec
Cybersecurity company based in Louisville, Colorado, United States; specializes in penetration testing services including network, application, and wireless testing to identify vulnerabilities and enhance security.
LeafTech Consulting
Colorado-based IT services provider specializing in managed IT and cybersecurity; offers penetration testing services; headquartered in Centennial, Colorado; founded in 2010; serves small to medium-sized businesses.
Optiv
Cybersecurity consulting firm based in Denver, Colorado; provides penetration testing, vulnerability assessments, and cyber risk management services. Offers manual and automated pentest solutions, including white/grey/black box testing, with ongoing vulnerability exposure programs.
Insight Designs Web Solutions, LLC
Insight Designs Web Solutions, LLC is a private web design and development agency based in Boulder, Colorado, founded in 1999; 10 employees with 15.4% YoY growth and $2.6M revenue. They specialize in WordPress, Shopify, Magento, and BigCommerce, offering website creation, redesign, and maintenance services. The company actively provides penetration testing services, including SQL injection, DoS, cross-site scripting, and man-in-the-middle testing, with dedicated service pages confirming this capability.
The Rysk Group
Cybersecurity consulting firm specializing in penetration testing services; headquartered in Denver, Colorado, United States; offers IT & Cyber Security Consulting with a focus on security assessments and pentest solutions.
Point Solutions Security
Cybersecurity company specializing in computer and network security services; offers penetration testing, governance, risk, and compliance solutions; founded in 2017, based in Denver, Colorado, with 11 employees and 116.7% YoY growth.
Security Pursuit
Cybersecurity company founded in 2011 and based in Denver, Colorado; specializes in penetration testing services to identify vulnerabilities before exploitation.
Valkyries' Information Security
Cybersecurity company based in Pueblo, Colorado, with 6 employees; provides penetration testing, managed security, disaster recovery, private cloud, and incident response services; 206 monthly website visits; active on social media.
Venture Sec
Cybersecurity firm based in Aurora, Colorado, specializing in penetration testing services; explicitly markets attack simulation and vulnerability assessment capabilities.
SimpleFly Tech
IT services and consulting company based in Denver, Colorado, with a focus on secure WiFi networks and cybersecurity; explicitly offers penetration testing services including cybersecurity assessments and active security testing; founded 2015; 1 employee.
Elevate Services Group
Colorado-based IT services company specializing in managed IT support and cybersecurity; offers penetration testing, vulnerability scans, and active security testing to identify vulnerabilities and prevent intrusions.
Todyl
Cybersecurity company specializing in comprehensive network security and offensive security services; explicitly offers penetration testing and active security testing capabilities, with a focus on attack vector documentation and security exercises. Based in Denver, Colorado, USA, with 118 employees (+7.8% YoY growth), $6.5M annual revenue, and $83.8M in total funding.
Blackpoint Cyber
Cybersecurity company specializing in network security, threat neutralization, and managed detection and response (MDR); offers penetration testing services as part of its security solutions; 157 employees (+7.1% YoY growth); $39.8M annual revenue; founded in 2014; headquartered in Denver, Colorado; raised $201.4M in total funding, last round Series C in June 2023; active in threat detection, network visualization, and cyber defense.
XSEC LIMITED
XSEC LIMITED is a cybersecurity-focused IT services and consulting company founded in 2018 and headquartered in Denver, Colorado. It has 1 employee with +100% YoY growth and provides services such as penetration testing, cloud security, software security, and AI-driven security solutions, explicitly offering penetration testing services as part of its assessment offerings.
Allied Cybersecurity
Cybersecurity firm based in Englewood, Colorado, specializing in penetration testing services; explicitly offers attack simulation to identify vulnerabilities, supporting active security testing capabilities.
CSD Cyber
Cybersecurity company based in Colorado Springs, Colorado; specializes in penetration testing and offensive security services, including a 'One-Day Black Box Penetration Test' and Red Team offerings.
Velite
Cybersecurity company specializing in penetration testing, 24/7 monitoring, incident response, and compliance services; headquartered in Silverthorne, Colorado, United States; offers cutting-edge pen testing and security resilience solutions.
L2 Cyber Solutions
Cybersecurity firm headquartered in Greenwood Village, Colorado, United States; specializes in penetration testing and security evaluation services; explicitly listed 'Penetration Testing' in their 2022 Capabilities Statement; provides tailored cybersecurity solutions to businesses.
Cyber Tech Connection
Cyber Tech Connection is a cybersecurity company headquartered in Boulder, Colorado; it provides penetration testing services including simulated cyber attack assessments, external/internal testing, and vulnerability reporting.
Tekkis
Cybersecurity company based in Westminster, Colorado, specializing in penetration testing and ethical hacking services; offers trusted protection for healthcare and veterinary offices, with a focus on professional security testing and cyber-attack simulations.
Linford & Company LLP
Independent external IT auditors specializing in SOC audits, assurance services, and penetration testing; headquartered in Denver, Colorado, with a focus on cybersecurity assessments and compliance.
Cyopsis now Vestige Digital Investigations
Digital forensics, e-discovery, investigations, and cybersecurity services provider; offers active penetration testing including network, web app, Wi-Fi, and external pentesting; $23.4M annual revenue, founded 2004, based in Englewood, Colorado, with 2 employees.
Olivetech
Cybersecurity and managed IT services provider based in Berthoud, Colorado; offers penetration testing, vulnerability assessments, and enterprise-grade cybersecurity solutions for professional service firms in Denver and Northern Colorado.
Lares
Cybersecurity firm specializing in penetration testing and red team assessments; based in Denver, Colorado, with a focus on offensive security services that simulate real-world cyber attacks to identify vulnerabilities.