/ Pentest Directory

All the world's
pentest companies

Showing 101-199 of 7599 companies (Page 2 of 76)

Tech-gofer

Tech-gofer

Comprehensive Penetration Test...
Arizona 5 employees

Cybersecurity company based in Scottsdale, Arizona, offering penetration testing services; emphasizes a comprehensive process for IT solution design, vendor engagement, and ongoing support; 0+ subject matter experts, 0+ vendor partnerships, founded in Arizona.

Penetration Testing
IT Solution Design
Vendor Engagement
+5 more
CyberKage

CyberKage

Mobile and IoT Security Penetr...
Arizona 10 employees

CyberKage is a Tucson-based cybersecurity company specializing in mobile vulnerability research, penetration testing, and IoT security. It offers professional security testing services and focuses on enhancing cybersecurity research and testing capabilities.

Mobile Vulnerability Research
Penetration Testing
Iot Security
+2 more
Asteroid IT

Asteroid IT

Network Security Assessment
Arizona 7 employees

Arizona-based woman-owned managed IT services provider; specializes in cybersecurity including penetration testing to identify vulnerabilities and strengthen defenses; headquartered in Phoenix, AZ.

Managed IT Services
Cybersecurity Including Penetration Testing And Incident Response
Cloud Migration And Azure Management
+4 more
Difenda (acquired by Quorum Cyber)

Difenda (acquired by Quorum Cyber)

Microsoft Security Stack Penet...
Goodyear, United States 24 employees

Difenda is a cybersecurity firm based in Goodyear, Arizona, specializing in professional and managed security services, including offensive security and vulnerability management; 16 employees, founded in 2008, with a -71.4% YoY growth, focusing on cyber risk, compliance, and threat intelligence.

Managed Detection And Response
Penetration Testing
Vulnerability Management
+5 more
GironSec

GironSec

Application and Web Penetratio...
Arizona

GironSec is an Arizona-based cybersecurity firm with over 20 years of experience in offensive security, specializing in penetration testing, vulnerability discovery, reverse engineering, and malware analysis. The company operates from Mesa, AZ, and emphasizes expertise in exploit development, software analysis, and advanced security solutions.

Penetration Testing
Vulnerability Discovery
Reverse Engineering
+3 more
Mbps

Mbps

Network Penetration Testing
Arizona 4 employees

Cybersecurity company based in Phoenix, Arizona; provides network penetration testing services as part of security offerings, with headquarters confirmed at 200 E Van Buren St, Phoenix, AZ 85004.

Penetration Testing
Cybersecurity Protection
Managed IT Services
+1 more
Chimi Security

Chimi Security

Comprehensive Penetration Test...
Arizona 14 employees

Arizona-based cybersecurity firm specializing in penetration testing; offers comprehensive onsite assessments including internal, external, red team, web app, wireless, mobile, and social engineering audits; located in Tempe, AZ.

Penetration Testing Including Internal
External
Red Team
+5 more
Kudelski IoT

Kudelski IoT

Embedded Device Penetration Te...
Arizona 48 employees

IoT services and solutions provider based in Phoenix, Arizona; specializes in secure IoT design and security testing, including penetration testing, embedded device pentests, and DDoS simulation; part of Kudelski Group with a focus on security evaluation services.

Secure Iot Design
Penetration Testing
Embedded Device Pentests
+5 more
Business Partner Services Inc.

Business Partner Services Inc.

Penetration Testing and Social...
Arizona 11 employees

Cybersecurity firm providing penetration testing and social media threat defense; headquartered in Scottsdale, Arizona, United States; offers real-world penetration testing services as part of their security solutions.

Penetration Testing
Social Media Threat Defense
Managed Security Services
+5 more
Reactforce

Reactforce

Application and Network Pentes...
Arizona 11 employees

Reactforce is a cybersecurity consulting firm based in Scottsdale, Arizona, with over 25 years of experience in technology risk management, cybersecurity, and business resilience. The company provides penetration testing services for applications, networks, and mobile apps, emphasizing proactive security assessments and vulnerability mitigation.

Cybersecurity Consulting
Penetration Testing
Vulnerability Assessments
+4 more
Tekletics

Tekletics

General Penetration Testing Se...
Arizona 23 employees

Cybersecurity firm specializing in penetration testing services; headquartered in Scottsdale, Arizona, United States, with a focus on US-based cybersecurity resourcing.

Penetration Testing
IT Consulting
Tech Talent Resourcing
+1 more
ParksideTech LLC

ParksideTech LLC

Network Security Assessment
Arizona 50 employees

IT solutions and support company based in Phoenix, Arizona; provides managed IT services, penetration testing, vulnerability assessments, and security audits; specializes in cybersecurity testing and consulting.

Managed IT Services
Penetration Testing
Vulnerability Assessments
+5 more
True Digital Security

True Digital Security

Network Security Assessment an...
Arizona 51 employees

Cybersecurity company based in Scottsdale, Arizona, providing cybersecurity, IT governance, and compliance services; offers penetration testing and ethical hacking services as core capabilities.

Cybersecurity
IT Governance
Compliance Services
+5 more
Geekforce.biz

Geekforce.biz

Network Security Assessment
Arizona 50 employees

IT support and cybersecurity services provider based in Phoenix, AZ; offers cybersecurity assessments including penetration testing and security gap analysis; serves local businesses with IT infrastructure, network security, and computer repair services.

IT Support
Networking Systems
Computer Repair
+3 more
Mural Technologies

Mural Technologies

Vulnerability Assessment & Pen...
Arizona 51 employees

Arizona-based IT services company headquartered in Tucson, AZ, specializing in cybersecurity for SMBs; provides penetration testing, vulnerability assessments, and proactive security measures to identify and mitigate potential vulnerabilities.

Penetration Testing
Vulnerability Assessments
Cybersecurity And Threat Detection
+5 more
BlueKey IT Services

BlueKey IT Services

Network Security Assessment an...
Arizona 14 employees

IT solutions provider based in Mesa, Arizona; offers managed IT, IT consulting, networking, and penetration testing services; emphasizes affordable, comprehensive cybersecurity and IT support.

Managed IT Services
IT Consulting
Networking
+5 more
Breakaway It

Breakaway It

Cybersecurity Assessments and ...
Arizona 2 employees

Phoenix, Arizona-based IT provider specializing in cybersecurity assessments, including penetration testing and audits; offers security testing services as part of its cybersecurity solutions for SMBs.

Managed IT
IT Licensing
IT Consulting
+4 more
Itsynergy

Itsynergy

Network Security and Infrastru...
Arizona 28 employees

Cybersecurity firm headquartered in Phoenix, AZ; provides penetration testing services to identify security vulnerabilities in IT infrastructure; based in Arizona, United States.

Penetration Testing
Vulnerability Assessments
Managed IT Services
+5 more
BT

Bva Technology Services

Penetration Assessment and Eth...
Arizona 24 employees

BVA Technology Services is a Scottsdale, Arizona-based IT firm with over 10 years of experience, specializing in cybersecurity services such as penetration testing, ethical hacking, and security audits. The company emphasizes innovative, reliable solutions for financial and branding goals, with a focus on security assessments and vulnerability analysis.

Cybersecurity Services Including Penetration Testing And Ethical Hacking
Managed IT Services
Cloud Services
+5 more
Advanced Cyber Security Protection

Advanced Cyber Security Protection

Network Penetration Testing
Little Rock, United States 3 employees

IT services and cybersecurity consulting firm specializing in penetration testing, vulnerability scanning, network assessments, and phishing testing; 2 employees; headquartered in Little Rock, Arkansas, United States.

Provides Penetration Testing
Vulnerability Scanning
Network Assessments
+5 more
Citadel Systems

Citadel Systems

Healthcare Security Pentesting
Little Rock, United States 4 employees

Cybersecurity and compliance company specializing in penetration testing, security assessments, and risk management for small businesses; 4 employees; Founded 2016; Little Rock, Arkansas; Focused on pragmatic, budget-conscious security solutions.

Provides Cybersecurity And Compliance Services
Including Penetration Testing
Risk Management
+2 more
OSS Enterprises

OSS Enterprises

Red Team Penetration Testing
Fort Smith, United States 2 employees

Computer and network security company specializing in penetration testing, vulnerability assessments, and network security; founded in 2001 with 2 employees in Fort Smith, Arkansas, USA; focuses on risk reduction for SMEs and offers financial support services for innovation projects.

Provides Penetration Testing
Vulnerability Assessments
On-site Security Checks
+1 more
Kirkham IronTech

Kirkham IronTech

Active Penetration and Vulnera...
Fort Smith, United States 13 employees

IT services and consulting company specializing in cybersecurity and managed IT solutions; recognized as a top 250 MSSP with 7 employees, founded in 2000, headquartered in Fort Smith, Arkansas, offering penetration testing, cybersecurity defenses, and managed services; 30% YoY growth.

Provides Managed IT Services
Managed Cybersecurity
Co-managed IT Services
+5 more
Sullivan Wright Technologies

Sullivan Wright Technologies

Security and Compliance Penetr...
Little Rock, United States 3 employees

IT services and consulting company specializing in managed IT, cybersecurity, compliance, and cloud solutions; offers penetration testing services backed by experienced cybersecurity professionals; based in Little Rock, Arkansas with 3 employees, founded in 2019, serving small businesses and sectors like healthcare and legal.

Provides Managed IT And Security Services
Compliance And Risk Assessments
Voip Phone And Efax Solutions
+3 more
Network Services Group

Network Services Group

Internal Network Penetration T...
North Little Rock, United States 41 employees

IT services and consulting company specializing in network data, telephony, and cybersecurity; offers penetration testing via partnerships; 24 employees, founded 1989, based in North Little Rock, Arkansas, with 20.6% YoY growth.

Provides IT Support
Cybersecurity
Network Design
+2 more
Guardian Forensics

Guardian Forensics

Cybersecurity Penetration Test...
Bentonville, United States 2 employees

Security and investigations company specializing in digital forensics, cybersecurity, and investigations; 2 employees with +100% YoY growth, $11.3M annual revenue; founded 2013; headquartered in Bentonville, Arkansas, USA; offers penetration testing, civil litigation, criminal defense, corporate investigations, and data recovery services.

Provides Digital Forensics
Incident Response
Penetration Testing
+4 more
Arkansas Network Experts LLC

Arkansas Network Experts LLC

Network Penetration Testing
Conway, United States 3 employees

IT services and consulting company specializing in managed IT, cybersecurity, and penetration testing; offers penetration testing services to identify vulnerabilities; based in Conway, Arkansas with 3 employees and -25% YoY growth.

Provides Managed IT Services
Network Support
IT Consulting
+5 more
Scale Technology

Scale Technology

Cybersecurity Penetration Test...
Little Rock, United States 10 employees

IT services and consulting company specializing in managed IT solutions, cybersecurity, and infrastructure; 8 employees with 66.7% YoY growth; based in Little Rock, Arkansas, founded in 2001; offers penetration testing services as part of its cybersecurity portfolio, emphasizing security assessments and vulnerability testing.

Provides Managed IT Services
Backup And Disaster Recovery
Network Security
+2 more
Biztek Connection, Inc.

Biztek Connection, Inc.

Network and Systems Penetratio...
North Little Rock, United States 9 employees

IT services and consulting company specializing in managed IT, cloud, cybersecurity, and penetration testing; 5 employees, $7.4M revenue, founded 2000, North Little Rock, Arkansas; focuses on security, connectivity, and productivity for local businesses.

Provides Managed IT Services
Network Security
Penetration Testing
+5 more
Pca Technology Solutions

Pca Technology Solutions

Network Penetration Testing
Arkansas 30 employees

Arkansas-based IT service provider specializing in managed IT, security, and support; offers penetration testing and vulnerability assessments; headquartered in Little Rock, AR with operations serving Arkansas and surrounding states.

Provides Managed IT Services
Cybersecurity Solutions Including Penetration Testing And Vulnerability Assessments
Professional IT Services
+2 more
Mainstream Technologies

Mainstream Technologies

Simulated Attack Assessments
Arkansas 98 employees

Cybersecurity company headquartered in Little Rock, Arkansas; provides penetration testing (pen test/ethical hacking) services with a focus on simulated attack assessments and security testing.

Provides Penetration Testing
Managed Technology Services
Custom Software Development
+2 more
State of Arkansas

State of Arkansas

Infrastructure and Server Pene...
Arkansas 4397 employees

Government agency in Arkansas with 1,278 employees, founded in 1836; provides public sector services including cybersecurity, with official website arkansas.gov. Offers penetration testing and vulnerability scanning services; based in Arkansas, United States.

Provides Penetration Testing
Vulnerability Scanning
Comprehensive Security Services Through The Department Of Shared Administrative Services.
ARK-TOS

ARK-TOS

Free Penetration Testing
Arkansas 1 employees

Cybersecurity firm based in Russellville, Arkansas, providing penetration testing services; explicitly offers free penetration testing and focuses on defending against cyber threats. The company emphasizes cybersecurity training and threat mitigation.

Provides Free Penetration Testing
Cybersecurity Training
Email And Data Security
+5 more
SEQURETEK

SEQURETEK

Network, Systems, Web Applicat...
Little Rock, United States 386 employees

Cybersecurity company based in Arkansas, USA; provides AI-powered, cloud-native security solutions including penetration testing, vulnerability assessment, and threat management; 261 employees, $8M revenue, founded 2013, $21M funding, global presence with 11,337 monthly visits, ranked #1,269,821 worldwide.

Provides Ai-powered Cybersecurity Solutions Including Penetration Testing
Vulnerability Assessments
Threat Management
+1 more
University of Arkansas at Little Rock

University of Arkansas at Little Rock

Red Team Operations and Vulner...
Little Rock, United States 2579 employees

Private higher education institution founded in 1927; based in Little Rock, Arkansas, with 1,302 employees (+4.3% YoY growth) and $125M annual revenue; offers undergraduate, graduate, and online programs; has received $48.3M in funding, last round a grant in March 2025; provides cybersecurity services including vulnerability testing, threat assessments, and red/blue team operations through its Cybersecurity Clinic, demonstrating penetration testing capabilities; operates in education, STEM, law, business, nursing, and criminal justice sectors.

Provides Penetration Testing
Vulnerability Assessments
Threat And Risk Evaluations
+2 more
Metova

Metova

Penetration Testing
Bentonville, United States 128 employees

Metova is a private IT services and consulting firm specializing in app development and digital solutions for startups and enterprises; based in Bentonville, Arkansas, with 47 employees, $10.5M revenue, and proven penetration testing capabilities through its federal division, awarded all four cybersecurity SINs including Penetration Testing (SIN 132-45A). Founded in 2006, it experienced 9.4% YoY growth.

Provides Custom Software Development
Digital Consulting
App Development
+1 more
Beagle Security

Beagle Security

Web Application and API
San Francisco, United States 45 employees

Beagle Security is a private computer and network security firm specializing in AI-driven penetration testing platforms; 35 employees with 25% YoY growth, founded in 2020, headquartered in San Francisco, CA. The company provides vulnerability assessment services for web applications, APIs, and GraphQL endpoints, and is active in web security, vulnerability scanning, API security, and DevSecOps. It ranks #491,897 globally with 68,581 monthly visits and has a 4.3/5 employer rating.

Beagle Security Offers Ai-powered Penetration Testing
Vulnerability Assessments
Security Integration Services For Web Applications
+5 more
DeepStrike

DeepStrike

Penetration Testing as a Servi...
San Francisco, United States 15 employees

DeepStrike is a private cybersecurity firm specializing in penetration testing and attack surface management; founded in 2016, with 7 employees based in San Francisco, California, USA. Recognized as a leader in its field, it serves global enterprises including Fortune 500 companies and unicorn startups, with a monthly web traffic of 165,347 visits and a global rank of #285,050.

The Company Offers Penetration Testing As A Service (ptaas)
Continuous And Manual Penetration Testing
Vulnerability Tracking And Remediation
+3 more
CERTINETY

CERTINETY

Network Penetration Testing
San Francisco, United States 2 employees

CERTINETY is a cybersecurity firm based in San Francisco, California, specializing in automated penetration testing and continuous security resilience testing. With 2 employees, it offers an easy-to-install platform that enables organizations to conduct complex pentest tasks with minimal effort, emphasizing automation and user-friendly security testing solutions.

The Company Offers Automated Penetration Testing
Continuous Cyber Security Resilience Testing
Compliance Enforcement
+1 more
CAL IT Group

CAL IT Group

Network Security
Huntington Beach, United States 15 employees

CAL IT Group is a private IT and services company based in Huntington Beach, California, founded in 2016 with 12 employees and 50% YoY growth. They provide managed IT, cybersecurity, cloud, and business technology services, including penetration testing to identify security vulnerabilities; 12 employees; Information Technology & Services; Founded 2016; Huntington Beach, CA.

The Company Offers Managed IT Services
Cybersecurity Including Penetration Testing
Business Communications
+2 more
Discloze

Discloze

Cloud
Los Angeles, United States 5 employees

Cybersecurity company specializing in penetration testing and collaborative security; 6 employees with 66.7% YoY growth; headquartered in Los Angeles, California, USA; offers vulnerability assessments, risk management, and advanced security practices to enhance digital security.

The Company Offers Penetration Testing
Vulnerability Management
Cloud Security
+2 more
Fuzzing Security Inc.

Fuzzing Security Inc.

Application Security
California 2 employees

Fuzzing Security Inc. is a California-based computer and network security company specializing in security testing, penetration testing, code review, and vulnerability discovery; headquartered in San Francisco, CA, with services including red-teaming, application security testing, and zero-day vulnerability detection.

Fuzzing Security Inc. Offers Penetration Testing
Security Testing
Code Review
+5 more
AccessQuint LLC

AccessQuint LLC

Web Application
Pleasanton, United States 26 employees

AccessQuint LLC is a private cybersecurity company specializing in computer and network security; founded in 2018 with 2 employees in Pleasanton, California, USA. The firm emphasizes threat detection, response, and security architecture, with a specific focus on penetration testing services tailored to client environments.

The Company Offers Penetration Testing
Security Consulting
Application Security
+5 more
Cyber Solutions Pro

Cyber Solutions Pro

Network and Systems
Huntington Beach, United States 5 employees

Cyber Solutions Pro is a private IT services and cybersecurity consulting company based in Huntington Beach, California, founded in 2020 with 2 employees. It specializes in penetration testing, network threat assessments, security audits, and cyber threat hunting, actively providing these services to clients; headquartered in California, USA.

The Company Offers Penetration Testing
Network Threat Assessments
Security Audits
+5 more
SharkStriker Inc

SharkStriker Inc

Network
Walnut Creek, United States 40 employees

Cybersecurity company specializing in network security, penetration testing, and vulnerability assessments; 33 employees (+25% YoY growth), $6M revenue; headquartered in Walnut Creek, California, USA; operates in 30+ countries; recent product launch and industry awards highlight innovation and market presence.

The Company Offers Managed Detection And Response
SIEM As A Service
SOC As A Service
+3 more
NextZen Security

NextZen Security

Web Application
Los Angeles, United States 11 employees

Cybersecurity company specializing in penetration testing and security consulting; provides web application, internal, and external network security testing, along with security architecture and strategy services; based in Los Angeles, California, with 2 employees, founded in 2016.

Nextzen Security Offers Penetration Testing
Vulnerability Assessments
Security Consulting
+3 more
Amrux Tech LLC

Amrux Tech LLC

Network and Web Application
Sunnyvale, United States 2 employees

IT services and consulting company specializing in cybersecurity, system integration, and managed services; offers penetration testing and vulnerability assessments; founded 2025; based in Sunnyvale, California, with 2 employees and rapid 100% monthly growth.

The Company Offers IT Services And Consultancy
Cybersecurity Solutions Including Penetration Testing And Vulnerability Assessments
Tech Acceleration Programs To Enhance Business Growth And Security.
Truvantis, Inc.

Truvantis, Inc.

Customized Penetration Testing
San Francisco, United States 13 employees

Cybersecurity consulting firm specializing in security and privacy testing, program implementation, compliance assessments, and outsourcing; provides penetration testing services including network and small-business pentests with an offensive security focus; based in San Francisco, California, with 8 employees and $2.2M annual revenue.

Truvantis
Inc. Offers Comprehensive Security
Privacy
+5 more
ZecTrex

ZecTrex

Cloud
Oakley, United States 3 employees

ZecTrex is a private cybersecurity firm based in Oakley, California, founded in 2025, with 3 employees. It specializes in AI-driven security solutions, including penetration testing, compliance automation, digital forensics & incident response, and secure code analysis, emphasizing proactive defense and resilience.

The Company Offers Ai-driven Cybersecurity Solutions Including Penetration Testing
Compliance Automation
Digital Forensics And Incident Response
+4 more
Astro Information Security

Astro Information Security

Network
San Francisco, United States 15 employees

IT services and consulting company specializing in cybersecurity; founded 2024, based in San Francisco, CA, with 10 employees and 150% YoY growth. Offers MXDR, penetration testing, SOC assessments, and cybersecurity consulting, founded by ex-NASA and NSA cybersecurity experts.

Astro Information Security Offers Penetration Testing
Managed Detection And Response (mdr)
Security Assessments
+3 more
Internetworking Specialists, Inc. (INSI)

Internetworking Specialists, Inc. (INSI)

Network
Hayward, United States 6 employees

Internetworking Specialists, Inc. (INSI) is a private IT services and consulting firm specializing in cybersecurity, including penetration testing, vulnerability assessments, and ethical hacking; headquartered in Hayward, California, with 3 employees and $31.2M annual revenue, founded in 1998.

The Company Offers Penetration Testing
Vulnerability Assessments
Ethical Hacking Services.
VULNERA

VULNERA

Network and Cloud
Los Angeles, United States 3 employees

VULNERA is a private computer and network security company based in Los Angeles, California, founded in 2022 with 2 employees and 50% YoY growth; it specializes in vulnerability management, offering continuous asset and vulnerability tracking, risk prioritization, and remediation validation. The company explicitly provides penetration testing services, including manual and automated assessments to emulate attacks, supported by its service offerings and categorization.

The Company Offers Penetration Testing
Continuous Vulnerability Scanning
Risk-based Prioritization
+5 more
Inspectiv

Inspectiv

Application Security
Culver City, United States 61 employees

Inspectiv is a private computer and network security company based in Culver City, California, specializing in application security testing; it offers penetration testing, bug bounty programs, DAST, and vulnerability disclosure within a unified platform. The firm has 45 employees (+35.6% YoY growth), generates $5.1M in annual revenue, and is positioned as a niche player with a global rank of #1,518,712 and a country rank of #509,473, competing with firms like Red Canary and Critical Start.

The Company Offers Penetration Testing
Bug Bounty Programs
Feature Testing
+1 more
6 Paths Cyber Security

6 Paths Cyber Security

Network and Application
Los Angeles, United States 2 employees

Cybersecurity company specializing in penetration testing; provides expert, U.S.-based penetration testing services with a focus on vulnerability identification, exploitation, and mitigation; founded 2020, 2 employees, headquartered in Los Angeles, California.

The Company Offers Comprehensive Penetration Testing Services Including Internal And External Network Testing
Web Application And API Testing
Social Engineering
+4 more
Cobalt

Cobalt

Web Application
San Francisco, United States 543 employees

Cybersecurity company specializing in offensive security and penetration testing services; 263 employees, $40M annual revenue, founded 2013 in San Francisco, CA; $37M funding, Series B in 2020; leader in pentesting as a service with a global rank of #218,785 and 168,644 monthly visits.

The Company Offers A Comprehensive Range Of Offensive Security Services Including Penetration Testing As A Service (ptaas)
Continuous Security Testing
Application Security (web
+5 more
TripleSEC Consulting

TripleSEC Consulting

Web Application
Mountain View, United States 4 employees

Cybersecurity consulting firm specializing in penetration testing, security audits, and security strategy; based in Mountain View, California, with 4 employees; founded in 2014; provides comprehensive pentest services including web, mobile, network, and physical testing, following standard methodologies.

The Company Offers Penetration Testing
Security Audits
Compliance Consulting
+2 more
Cybermotiv

Cybermotiv

Network Penetration Testing
San Diego, United States 3 employees

Cybermotiv is a private cybersecurity and IT services company founded in 2020, headquartered in San Diego, California, with 2 employees. It specializes in cybersecurity services including penetration testing, risk management, compliance (SOC 2, PCI), and digital learning security. The company emphasizes proactive risk mitigation and tailored policies, serving educational and digital environments.

Cybermotiv Offers Vcto And Vciso Leadership Services
Continuous Compliance Management
Penetration Testing
+3 more
we45

we45

Web Application and Cloud
San Jose, United States 37 employees

IT services and consulting company specializing in cybersecurity and penetration testing; offers web, mobile, API, authentication, and cloud pentests with results in 24-48 hours; based in San Jose, California, with 22 employees, $5.5M revenue, founded 2019.

The Company Offers Penetration Testing
Threat Modeling As A Service
AI Security Services
+5 more
Black Cat Security

Black Cat Security

Adversary Emulation
San Francisco, United States 53 employees

Cybersecurity and IT services firm specializing in penetration testing, digital forensics, incident response, and adversary emulation; 53 employees with 43.2% YoY growth; founded 2015; headquartered in San Francisco, California, USA.

The Company Offers Penetration Testing
Digital Forensics
Incident Response
+5 more
Cyber Security Consulting

Cyber Security Consulting

Network
Glendale, United States 126 employees

Cyber Security Consulting is a private cybersecurity firm based in Glendale, California, specializing in managed security services, MDR, digital forensics, incident response, security audits, risk management, and penetration testing; it is located in the United States and focuses on cybersecurity consulting services.

The Company Offers Penetration Testing
Managed Security Services
Managed Detection And Response
+1 more
SEWORKS

SEWORKS

Web Application and API
San Francisco, United States 28 employees

Cybersecurity company specializing in web and API penetration testing, cyber threat intelligence, and account takeover detection; founded in 2015, based in San Francisco, CA; 15 employees with 3.7% monthly growth; $1.5M annual revenue, $12M total funding; offers AI-powered Pentoma for automated penetration testing; active in cybersecurity, SaaS, deep learning, and AI-driven security.

SEWORKS Offers Ai-powered Penetration Testing
Credential Leak Detection And Breach Response
Mobile App Security
+2 more
Infiltra.ai

Infiltra.ai

Web Application
San Francisco, United States 5 employees

Infiltra.ai is a cybersecurity company specializing in AI-driven penetration testing; with 3 employees, founded in 2025, and headquartered in San Francisco, California, it offers a platform that continuously assesses, validates, and exploits vulnerabilities to deliver actionable insights and risk validation.

Infiltra.ai Offers Ai-powered Automated Penetration Testing
Continuous Vulnerability Assessment
Validation
+2 more
Cobaltix Compliance

Cobaltix Compliance

Network and Web Application
San Francisco, United States 2 employees

Cybersecurity company specializing in risk assessments, vulnerability assessments, penetration testing, and vendor due diligence; based in California with 2 employees, -60% YoY growth, and 618 monthly website visits. Provides scoped penetration testing services for networks and websites, emphasizing real-world hacking simulations.

The Company Offers Risk Assessments
Policy And Procedure Creation
Vulnerability Assessments
+5 more
Strive Services, LLC

Strive Services, LLC

Network
San Luis Obispo, United States 2 employees

IT consulting company specializing in cybersecurity, disaster recovery, and cloud services; provides penetration testing, security audits, HIPAA compliance, and managed IT solutions; based in San Luis Obispo, California, with 2 employees and 100% YoY growth.

The Company Offers Penetration Testing And Security Audits
HIPAA Audit And Reporting
Local/hybrid And Cloud Disaster Recovery
+4 more
SutroSec

SutroSec

Network
San Francisco, United States 7 employees

Cybersecurity company specializing in computer and network security; offers penetration testing, red teaming, digital forensics, incident response, and malware analysis services; based in San Francisco, California with 7 employees; founded in 2015.

Sutrosec Offers Penetration Testing
Red Teaming
Incident Detection And Response
+4 more
Phobos Group

Phobos Group

Attack Surface
San Marcos, United States 8 employees

IT services and cybersecurity consulting firm specializing in attack surface mapping, attack simulation (penetration testing), threat intelligence, and incident response; 8 employees; founded 2016; headquartered in San Marcos, CA; provides tailored security services to organizations, with a focus on attack simulation for vulnerability identification.

Phobos Group Offers Attack Surface Mapping
Attack Simulation (penetration Testing)
Threat Intelligence
+5 more
Linea Secure

Linea Secure

Network and Application-Level ...
Marina del Rey, United States 7 employees

Cybersecurity company specializing in AI-enhanced defense strategies, penetration testing, and security assessments; based in Marina del Rey, California, with 3 employees, founded in 2018. Offers services including vulnerability exploitation and security planning for large organizations and pension systems.

The Company Offers Penetration Testing
Vulnerability Assessments
Ai-enhanced Threat Detection
+4 more
Security Centric Inc.

Security Centric Inc.

Network and Infrastructure
Livermore, United States 6 employees

IT services and cybersecurity company based in Livermore, California; 5 employees; founded 2016; specializes in secure cloud environments, virtualization, and penetration testing; achieved FedRAMP Moderate Ready status for StormCloud Gov in April 2025.

The Company Offers Cybersecurity Enablement Services Including Secure Virtualization Technology
Cybersecurity Courseware Development
Security Assessments
+5 more
Certus Cybersecurity

Certus Cybersecurity

Web Application
Redwood City, United States 20 employees

Certus Cybersecurity is a private cybersecurity company specializing in penetration testing and product security services; based in Redwood City, California, with 15 employees, $1M-$5M revenue, and a global rank of #9,845,276. They offer web, mobile, and network penetration testing, application security, code review, and cybersecurity governance.

Certus Cybersecurity Offers Penetration Testing
Secure Code Review
Threat Modeling
+4 more
Somerset Recon, Inc.

Somerset Recon, Inc.

Embedded/IoT
San Diego, United States 3 employees

Private computer and network security consulting firm based in San Diego, California; specializes in hardware/software security, security analysis, incident response, reverse-engineering, and penetration testing services including black box and network testing; founded 2012 with 3 employees.

The Company Offers Security Analysis
Training
Consulting
+5 more
HotWAN

HotWAN

RF and Hardware Hacking
San Francisco, United States 2 employees

Private IT & Services company specializing in AI cybersecurity penetration testing; based in San Francisco, California, with 2 employees. Provides comprehensive testing capabilities including Machine Learning, Cloud, RF, Hardware Hacking, IoT, Embedded, Medical Devices, Drones, and Mobile.

Hotwan Offers Ai-driven Cybersecurity Penetration Testing Services
Including Machine Learning
Cloud
+5 more
White Hat Co.

White Hat Co.

Network and Web Application
San Francisco, United States 5 employees

IT services and consulting company specializing in information security, digital forensics, and penetration testing; based in San Francisco, CA with 5 employees and +66.7% YoY growth; develops proprietary analysis software for investigations.

The Company Offers Penetration Testing
Network Security
Incident Detection And Response Support
+3 more
Canaudit, Inc.

Canaudit, Inc.

Network
Burbank, United States 6 employees

Cybersecurity company specializing in IT audit, security consulting, and penetration testing; 3 employees with 50% YoY growth, $27.3M revenue, founded 1985, headquartered in Burbank, California, USA; offers network penetration assessments, forensic analysis, and compliance services, with a focus on modern information security solutions.

The Company Offers Penetration Testing
Vulnerability Assessments
IT Security Audits
+5 more
Bugcrowd

Bugcrowd

Web Application
San Francisco, United States 3532 employees

Bugcrowd is a cybersecurity company specializing in crowdsourced penetration testing and attack surface management; with 2,332 employees, $11.4B annual revenue, founded in 2012, headquartered in San Francisco, CA, and $230.7M in total funding, it provides a platform for security testing across various domains, emphasizing risk-based vulnerability management and threat mitigation.

Bugcrowd Offers Crowdsourced Cybersecurity Services Including Bug Bounty Programs
Vulnerability Disclosure
Penetration Testing As A Service
+2 more
Xcape, Inc.

Xcape, Inc.

Remote Network and Infrastruct...
Los Angeles, United States 8 employees

IT security and consulting company specializing in penetration testing, red team activities, and remote security assessments; based in Los Angeles, CA with 4 employees, founded in 2006, experiencing 100% YoY growth, and serving clients with large-scale testing capabilities.

Xcape
Inc. Offers Cybersecurity And IT Services Including Penetration Testing
Managed Detection And Response
+5 more
Breadcrumb Cybersecurity

Breadcrumb Cybersecurity

Web Application and Cloud
Fresno, United States 100 employees

Cybersecurity company specializing in incident response, digital forensics, compliance, and managed security; 9 employees with 100% YoY growth; headquartered in Fresno, California, USA; offers penetration testing, SOC/MDR, CMMC assessments, and expert witness services.

Breadcrumb Cybersecurity Offers Penetration Testing
Digital Forensics
Incident Response
+4 more
NETSYNTROPY

NETSYNTROPY

Network and Virtual Red Team
Irvine, United States 2 employees

NETSYNTROPY is a private IT & cybersecurity company founded in 2016, headquartered in Irvine, California, with 2 employees. It provides managed security solutions, including penetration testing, security assessments, threat hunting, and virtual red team engagements, serving clients in healthcare, fintech, and other sectors.

The Company Offers IT Security Assessments Including Penetration Testing And Threat Hunting
Managed Services Such As Cloud Management And Virtual CISO
Project Services Including Data Center Moves
+3 more
VasSecCo

VasSecCo

External
Huntington Beach, United States 2 employees

Cybersecurity consulting company specializing in security transformation, vulnerability management, and penetration testing; based in Huntington Beach, California, with 2 employees since 2022.

Vassecco Offers Cybersecurity Consulting Services Including Virtual CISO
Security Strategy And Framework Implementation
Vulnerability Management
+5 more
Hoodwink Consulting LLC

Hoodwink Consulting LLC

Tailored Penetration Testing
Fresno, United States 3 employees

Cybersecurity company specializing in computer and network security; offers penetration testing and tailored cybersecurity services; based in Fresno, California with 2 employees, -25% YoY growth.

The Company Offers Penetration Testing
Cybersecurity Advisory Services
Continuous And Recurring Testing
+3 more
Toshiba

Toshiba

Print and Cloud Security
Irvine, United States 8586 employees

Private appliances, electrical, and electronics manufacturer based in Irvine, California; 2,318 employees with 2.7% YoY growth; active in energy, semiconductors, IoT, and digital solutions; provides penetration testing services including Red Team assessments and internal penetration testing, as documented in cybersecurity reports and white papers.

Toshiba Americas Group Provides Comprehensive Services Including Advanced Power Generation And Decarbonization Technologies
Industrial Motors And Power Electronics
Semiconductor And Data Storage Solutions
+4 more
banshee networks inc.

banshee networks inc.

Network
California 2 employees

Information Technology & Services company specializing in network penetration testing; based in Fairfield, California, with 2 employees and a small online footprint.

The Company Offers Network Penetration Testing
Forensic Analysis
Security Monitoring And Maintenance Services.
Kivu Consulting (a part of Quorum Cyber)

Kivu Consulting (a part of Quorum Cyber)

External Network
Berkeley, United States 35 employees

Cybersecurity and incident response firm based in Berkeley, California; 21 employees, $3.0M revenue, founded 2009; specializes in forensic response, breach management, and penetration testing, including external and deep fake testing services; global rank #9,052,495, serving clients worldwide.

The Company Offers Incident Response
Penetration Testing
Risk Management
+5 more
Calif

Calif

Red Teaming
California 20 employees

Cybersecurity firm specializing in penetration testing and red teaming; based in Sunnyvale, CA, with services including breach simulations for clients like Anthropic and YouTube TV.

The Company Offers Red Teaming
Security Engineering
Cryptography Consulting
+1 more
Alcala Consulting Inc

Alcala Consulting Inc

Network and Compliance
Pasadena, United States 6 employees

Cybersecurity company specializing in penetration testing; based in Pasadena, California, with 3 employees, $21.3K annual revenue, founded in 1997, providing active security testing services to identify vulnerabilities and improve security posture.

The Company Offers Penetration Testing
Cybersecurity Risk Assessment
IT Security Compliance
+5 more
Cyber Guards LLC

Cyber Guards LLC

Web Application
California 11 employees

Cyber Guards LLC is a California-based cybersecurity firm specializing in penetration testing services for applications, networks, APIs, and cloud infrastructure; headquartered in San Francisco, CA, with a full scope of pentest offerings.

The Company Offers Penetration Testing Services For Web Applications
Apis
Cloud Infrastructure
+2 more
CyberBear

CyberBear

Network Penetration Testing
California 3 employees

IT services and consulting company specializing in SaaS, penetration testing, and IT consulting; based in California, United States; founded in 2019; partnership; offers SMB-focused cybersecurity solutions.

The Company Offers Saas
Penetration Testing
IT Consulting Services To SMB Customers.
HAK5, LLC

HAK5, LLC

Wireless Network
San Francisco, United States 19 employees

HAK5, LLC is a private computer networking and cybersecurity company based in San Francisco, California, with 5 employees; known for hacker tools like WiFi Pineapple and USB Rubber Ducky, and providing penetration testing services through products like WiFi Pineapple Enterprise, which includes wireless penetration testing engagements.

The Company Offers Penetration Testing Services
Red Team Tools
Pentest Gear
+2 more
The DigiTrust Group

The DigiTrust Group

Web Application
Los Angeles, United States 18 employees

Cybersecurity firm specializing in offensive and defensive security, incident response, vulnerability assessments, and penetration testing; $31.5M annual revenue, 6 employees; founded 1998; headquartered in Los Angeles, CA, USA; active threat hunting and incident management services.

The Company Offers Offensive Cyber Security Consulting
Defensive Managed Services Including Continuous Incident Response And Forensics
Tailored Offensive And Defensive Security Capabilities.
AllSafe IT

AllSafe IT

Network and Cloud
Pasadena, United States 50 employees

AllSafe IT is a private IT & cybersecurity company based in Pasadena, California, founded in 2005, with 16 employees and a -2% YoY growth. They specialize in IT solutions, including penetration testing services, and serve a global market with 5,134 monthly visits and a low web rank (#3,555,038). The firm focuses on managed IT support, cybersecurity, cloud, and infrastructure, with a market position of #3,555,038 globally and #1,878,860 in the US.

The Company Offers Managed IT Services
Cloud Infrastructure Management
Ai-powered Workflow Automation
+2 more
Zymr, Inc. | Software Product Engineering Services

Zymr, Inc. | Software Product Engineering Services

Cloud Security
San Jose, United States 204 employees

Zymr, Inc. is a California-based private IT services and consulting company specializing in software product engineering, digital transformation, platform engineering, and cybersecurity including penetration testing; 143 employees, $16.7M annual revenue, founded in 2012, with active penetration testing services as evidenced by dedicated cybersecurity offerings.

The Company Offers Software Product Engineering
Software Testing Including Penetration Testing And Security Assessments
Devops And Devsecops Services
+2 more
Horizon3.ai

Horizon3.ai

Autonomous Pentesting
California 258 employees

Cybersecurity company specializing in penetration testing; offers NodeZero platform for continuous autonomous pentesting, including external and PCI compliance testing; headquartered in San Francisco, California, USA.

Horizon3.ai Offers Autonomous Penetration Testing Services Including Internal
External
Cloud Pentesting
+5 more
HackerOne

HackerOne

Web Application
San Francisco, United States 6400 employees

Cybersecurity company specializing in vulnerability management, bug bounty, and penetration testing; 3,643 employees, $50M revenue, founded 2012 in San Francisco, CA; offers pentest services via PTaaS with vetted elite hackers; $159.4M total funding; global leader in CTEM; over 1.49M monthly website visits, ranked #28,429 globally.

Hackerone Offers Penetration Testing
Bug Bounty Programs
AI Red Teaming
+5 more
Be Structured Technology Group

Be Structured Technology Group

Network
California 25 employees

Managed IT services provider based in Los Angeles, California, operating since 2007; offers proactive IT support and security solutions, including professional penetration testing services.

The Company Offers Managed IT Services
IT Consulting
IT Security And Penetration Testing
+5 more
Caiman Security

Caiman Security

Network and Cloud
California 3 employees

Cybersecurity service provider based in Burbank, California; specializes in vulnerability assessments and penetration testing, with a focus on helping small and medium-sized businesses strengthen defenses and ensure compliance.

The Company Offers Cybersecurity As A Service
Vciso Services
Penetration Testing And Vulnerability Assessments
+5 more
Wallarm: API Security Leader

Wallarm: API Security Leader

API Security
San Francisco, United States 187 employees

Wallarm Inc. is a private cybersecurity firm specializing in API security, real-time application protection, and API-specific penetration testing; 135 employees, $20.1M revenue, founded in 2016, headquartered in San Francisco, CA; raised $106M in funding, with recent Series C in July 2025; actively offers API pentesting and AI security testing services, positioning as a leader in API security and threat prevention.

Wallarm Provides Comprehensive API Security Services Including Real-time Threat Protection
API Penetration Testing
Automated Security Testing
+4 more
eSecurity Solutions

eSecurity Solutions

Network, Application, and Soci...
California 8 employees

Cybersecurity service provider based in Irvine, California; offers GRC, managed security, cyber insurance, and penetration testing services including red team and continuous testing.

The Company Offers Cybersecurity Services Including Governance
Risk
Compliance (grc)
+5 more
Cyber Defense Group

Cyber Defense Group

Comprehensive Penetration Test...
California 50 employees

Cyber Defense Group is a cybersecurity consulting firm headquartered in Pasadena, California; 50+ employees; Industry: Cybersecurity Consulting; Founded: 2010; Location: Pasadena, CA. They specialize in penetration testing services, helping organizations proactively identify and address security vulnerabilities with ethical hacking.

The Company Offers Cybersecurity Consulting Services Including Virtual CISO Leadership
Risk Assessments
Penetration Testing
+4 more
Progent

Progent

Network
California 75 employees

IT consulting firm based in California, specializing in network support, cybersecurity, and penetration testing; offers 24/7 expert support with dedicated security assessments and PEN testing services; headquartered in San Jose, CA.

Progent Offers IT Consulting Services Including Network Support
Cybersecurity
Penetration Testing
+5 more
Infoguard Cyber Security

Infoguard Cyber Security

Network
California 2 employees

California-based cybersecurity company with multiple offices in San Jose and Irvine; specializes in penetration testing services, including vulnerability assessments and ethical hacking, as evidenced by dedicated website content on pentest benefits and security loophole identification.

The Company Offers Penetration Testing
Vulnerability Assessments
Ethical Hacking
+5 more
CrowdStrike

CrowdStrike

Adversary Emulation and Cloud ...
Other 10941 employees

CrowdStrike is a private cybersecurity company specializing in computer and network security, with 7,522 employees, $4.6B annual revenue, and a $76.2B market cap. Based in Sunnyvale, California, it has received $1.2B in total funding, last raising in December 2022. The firm offers penetration testing services that simulate real-world attacks to assess detection and response capabilities, emphasizing adversary-emulation and red team activities. It competes with major cybersecurity firms and maintains a strong global market presence.

Crowdstrike Offers Cybersecurity Services Including Penetration Testing
Adversary Emulation
Endpoint Protection
+5 more