Directory

Cybersecurity Companies

61+ companies across 7 specializations

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Penetration Testing & Red Team Enterprise

Offensive Security

Pioneer of the offensive security industry, creators of Kali Linux and the OSCP certification. Offers professional pentesting services, cutting-edge research, and the gold standard in offensive security training globally.

New York, USA
Penetration Testing & Red Team Enterprise

NCC Group

Global cybersecurity consulting firm with deep expertise in penetration testing, security assessments, and managed security services. Operates across Europe, Asia, and North America serving organizations of all sizes.

Manchester, UK
Penetration Testing & Red Team Mid-Market

Bishop Fox

Leading offensive security firm known for continuous attack surface management, red team operations, and high-quality manual penetration testing. Recognized for innovative research and adversary simulation.

Tempe, AZ, USA
Penetration Testing & Red Team Enterprise

Trustwave

Global managed security services provider with deep expertise in penetration testing, threat hunting, and incident response. Serves financial, retail, healthcare, and government sectors worldwide.

Chicago, IL, USA
Penetration Testing & Red Team Mid-Market

Coalfire

Trusted cybersecurity advisor providing penetration testing, threat and vulnerability management, and compliance assessments. Specializes in cloud security and regulatory compliance for tech companies.

Westminster, CO, USA
Penetration Testing & Red Team Mid-Market

Synack

Most trusted crowdsourced security testing platform, combining vetted ethical hackers with AI-powered attack surface discovery. Delivers continuous penetration testing through a curated network of global researchers.

Redwood City, CA, USA
Penetration Testing & Red Team Enterprise

HackerOne

World's leading bug bounty and vulnerability disclosure platform. Connects organizations with a global community of ethical hackers to find security vulnerabilities through managed bug bounty and VDP programs.

San Francisco, CA, USA
Penetration Testing & Red Team Mid-Market

Bugcrowd

Crowdsourced cybersecurity platform providing managed bug bounty, vulnerability disclosure, and penetration testing programs. Curated researcher community covers a wide range of technical specialties.

San Francisco, CA, USA
Penetration Testing & Red Team Mid-Market

NetSPI

Proactive security company offering penetration testing as a service, attack surface management, and breach and attack simulation. Combines expert human testers with a powerful delivery platform.

Minneapolis, MN, USA
Penetration Testing & Red Team Mid-Market

Cobalt

Pentest as a Service (PTaaS) platform combining SaaS delivery with elite, curated security researchers. Provides fast, high-quality penetration testing with real-time reporting and integrated remediation guidance.

San Francisco, CA, USA
Managed Security / SOC-as-a-Service Enterprise

Secureworks

Global cybersecurity leader providing threat detection and response, vulnerability management, and managed security services. Taegis XDR platform powers comprehensive security operations for enterprise clients.

Atlanta, GA, USA
Managed Security / SOC-as-a-Service Enterprise

Arctic Wolf

Leading security operations company providing MDR, managed risk, and managed cloud monitoring. Delivers 24x7 security operations through their unique Concierge Security Team engagement model.

Eden Prairie, MN, USA
Managed Security / SOC-as-a-Service Mid-Market

Expel

Transparent managed detection and response provider using automation and human expertise to find and fix security issues. Integrates with existing security tools and provides clear, actionable alerts with full transparency.

Herndon, VA, USA
Managed Security / SOC-as-a-Service Mid-Market

Red Canary

Managed detection and response platform that works on top of your existing security stack. Analyzes endpoint, network, cloud, identity, and SaaS telemetry to surface only real, validated threats.

Denver, CO, USA
Managed Security / SOC-as-a-Service Mid-Market

eSentire

Pure-play MDR provider with 24x7 threat detection, investigation, and response. Protects organizations from known and unknown threats through a combination of machine-driven and human-led detection and response.

Waterloo, Ontario, Canada
Managed Security / SOC-as-a-Service Enterprise

Herjavec Group

Global managed security services provider offering MDR, SOC-as-a-service, and professional security services. Supports organizations across North America and Europe with around-the-clock security operations.

Toronto, Ontario, Canada
Managed Security / SOC-as-a-Service Enterprise

Optiv

Security solutions integrator and MSSP delivering end-to-end security programs. Combines advisory, technology, and managed services to help enterprises manage cyber risk at scale.

Denver, CO, USA
Managed Security / SOC-as-a-Service Mid-Market

Deepwatch

Leading managed security platform combining human expertise with advanced automation to deliver MDR. Cloud-native platform integrates deeply with Splunk and other leading security technologies.

Tampa, FL, USA
Managed Security / SOC-as-a-Service Mid-Market

Netsurion

Managed threat protection and SIEM-based managed security services for mid-market and distributed enterprises. Co-managed SOC model allows for flexible engagement and deep integration with existing environments.

Fort Lauderdale, FL, USA
Managed Security / SOC-as-a-Service Mid-Market

Fishtech

Security solutions provider offering managed security, cloud security, and professional services. CODA Security Operations Center delivers 24x7 MDR with deep expertise in cloud-native environments.

Kansas City, MO, USA
Incident Response & Forensics Enterprise

Mandiant

Global leader in incident response and threat intelligence, now part of Google Cloud. Their elite IR team has responded to more breaches than any other firm; frontline intelligence drives security decisions worldwide.

Milpitas, CA, USA
Incident Response & Forensics Enterprise

CrowdStrike Services

Incident response, proactive assessments, and strategic advisory powered by the CrowdStrike Falcon platform. Globally recognized for rapid containment, attribution, and post-incident hardening.

Austin, TX, USA
Incident Response & Forensics Enterprise

Palo Alto Unit 42

Threat intelligence and incident response team of Palo Alto Networks. Offers IR retainer services, compromise assessments, and post-incident forensics backed by world-class threat research and telemetry.

Santa Clara, CA, USA
Incident Response & Forensics Enterprise

Kroll

Global leader in risk and financial advisory with a deeply experienced cybersecurity practice. IR team handles thousands of incidents annually, covering digital forensics, data breach response, and ransomware recovery.

New York, USA
Incident Response & Forensics Enterprise

Alvarez & Marsal Cyber

Disputes and investigations practice with a dedicated cyber team providing digital forensics, incident response, and litigation support. Combines business advisory expertise with deep technical cyber capabilities.

New York, USA
Incident Response & Forensics Enterprise

Booz Allen Hamilton

Global management and technology consulting firm with a major cybersecurity practice serving government and commercial clients. Provides IR, threat hunting, and cyber resilience services at national scale.

McLean, VA, USA
Incident Response & Forensics Mid-Market

Ankura

Cyber practice providing incident response, forensic investigations, ransomware recovery, and breach notification services. Combines technical expertise with legal and regulatory acumen for comprehensive incident handling.

Washington, D.C., USA
Incident Response & Forensics Enterprise

Stroz Friedberg (Aon)

Global leader in digital forensics, incident response, and cyber due diligence, an Aon company. Teams of former law enforcement and intelligence professionals handle complex, high-stakes cyber investigations.

New York, USA
Incident Response & Forensics Mid-Market

Kivu Consulting

Specializes in cyber incident response and digital forensics for commercial clients and law firms. Known for rapid response, ransomware negotiations, and privacy breach investigations with forensic rigor.

San Francisco, CA, USA
Incident Response & Forensics Mid-Market

Crypsis Group (Unit 42)

Boutique IR and forensics firm now integrated into Palo Alto Networks Unit 42. Known for handling complex, nation-state level incidents in financial, legal, and highly regulated environments.

McLean, VA, USA
Compliance & GRC Mid-Market

Schellman

Leading IT compliance assessor specializing in SOC 2, ISO 27001, PCI DSS, FedRAMP, and HITRUST assessments. Works with technology companies, SaaS providers, and cloud platforms globally.

Tampa, FL, USA
Compliance & GRC Mid-Market

A-LIGN

Technology-enabled cybersecurity and compliance firm providing SOC 2, ISO 27001, HITRUST, PCI DSS, and FedRAMP assessments. Serves technology startups to Fortune 500 companies.

Tampa, FL, USA
Compliance & GRC Mid-Market

Drata

Security and compliance automation platform that continuously monitors controls and collects evidence for SOC 2, ISO 27001, HIPAA, and more. Dramatically reduces time and cost of compliance audits.

San Diego, CA, USA
Compliance & GRC Mid-Market

Vanta

Trust management platform that automates security monitoring and evidence collection for SOC 2, ISO 27001, HIPAA, and GDPR. Helps companies get compliant faster and maintain continuous compliance posture.

San Francisco, CA, USA
Compliance & GRC Mid-Market

Secureframe

Automates security compliance for SOC 2, ISO 27001, PCI DSS, and HIPAA. Integrates with 200+ cloud services to automate evidence collection and streamline the audit process for growing companies.

San Francisco, CA, USA
Compliance & GRC SMB

KirkpatrickPrice

Licensed CPA firm and full-service cybersecurity auditor specializing in SOC 2, ISO 27001, HIPAA, and PCI DSS assessments. Combines audit expertise with education and hands-on remediation guidance.

Brentwood, TN, USA
Compliance & GRC SMB

Tevora

Specialized information security consulting firm focused on GRC, penetration testing, and managed security. Helps organizations navigate complex compliance frameworks and build robust security programs.

Lake Forest, CA, USA
Compliance & GRC Enterprise

Moss Adams

Professional services firm with a dedicated cybersecurity advisory practice covering GRC, SOC assessments, penetration testing, and privacy compliance for mid-market and large enterprises.

Seattle, WA, USA
Compliance & GRC SMB

Tugboat Logic (OneTrust)

Security assurance platform that simplifies the path to SOC 2, ISO 27001, and other frameworks through automated policy generation, risk assessment, and vendor management. Now part of OneTrust.

San Francisco, CA, USA
Compliance & GRC Enterprise

Coalfire Systems

Leading cybersecurity firm specializing in compliance, risk management, and security advisory. Certified assessors for PCI DSS, FedRAMP, HITRUST, and more across cloud and on-premises environments.

Westminster, CO, USA
Cloud Security Mid-Market

CloudSEK

AI-powered digital risk monitoring company focused on threat intelligence from the dark web, surface web, and social media. Helps organizations proactively discover external threats and data exposures.

Bengaluru, India
Cloud Security Enterprise

Palo Alto Networks

Global cybersecurity leader providing network security, cloud security (Prisma Cloud), and security operations (Cortex). Serves large enterprises and governments across every major industry worldwide.

Santa Clara, CA, USA
Cloud Security Enterprise

Check Point Software

Global provider of network, cloud, and endpoint security solutions. CloudGuard platform delivers cloud-native security posture management and workload protection across multi-cloud environments.

Tel Aviv, Israel
Cloud Security Enterprise

Zscaler

Leading zero trust cloud security platform delivering secure access to internet, SaaS, and private apps for users anywhere. Cloud-native architecture eliminates the need for traditional VPN and network security appliances.

San Jose, CA, USA
Cloud Security Enterprise

Wiz Professional Services

Cloud security advisory and professional services from the Wiz team. Helps organizations design and implement secure cloud architectures and get maximum value from cloud security tooling across AWS, Azure, and GCP.

New York, USA
AppSec & DevSecOps Mid-Market

NowSecure

Leading mobile application security platform offering automated testing, penetration testing, and compliance for iOS and Android apps. Helps development teams ship secure mobile applications faster.

Chicago, IL, USA
AppSec & DevSecOps Mid-Market

Contrast Security

Application security platform that instruments applications to detect and prevent attacks in real time. IAST approach finds vulnerabilities during testing with no separate scanning step required.

Los Altos, CA, USA
AppSec & DevSecOps SMB

Data Theorem

API security and mobile application security solutions with a fully automated approach. Analyzer engine continuously tests APIs, mobile apps, and cloud services for vulnerabilities without manual intervention.

Palo Alto, CA, USA
AppSec & DevSecOps Enterprise

WhiteHat Security (NTT)

Application security testing including SAST, DAST, and API security, now part of NTT Application Security. Combines automation with human-verified results to reduce false positives and alert fatigue.

San Jose, CA, USA
AppSec & DevSecOps Mid-Market

Praetorian

Offensive cybersecurity firm specializing in application security, cloud security, and embedded device security. Chariot platform provides continuous attack surface management with expert-led offensive testing.

Austin, TX, USA
Training & Awareness Enterprise

SANS Institute

Most trusted and largest provider of cybersecurity training, certification, and research in the world. Offers 60+ hands-on courses covering incident response, penetration testing, cloud security, and more.

North Bethesda, MD, USA
Training & Awareness Enterprise

KnowBe4

World's largest integrated security awareness training and simulated phishing platform. Helps organizations manage the ongoing problem of social engineering through regular training and realistic phishing simulations.

Clearwater, FL, USA
Training & Awareness Enterprise

Proofpoint Security Awareness

Security Awareness Training platform delivering engaging, targeted training and simulated phishing based on real threat intelligence. Helps organizations build a people-centric security culture.

Sunnyvale, CA, USA
Training & Awareness Mid-Market

Cybrary

Cybersecurity career development platform offering hands-on training, certification prep, and skills assessments. Threat-informed development approach aligns training with real-world attack techniques and frameworks.

College Park, MD, USA
Training & Awareness Mid-Market

Immersive Labs

Human cyber readiness platform helping organizations measure and improve the cyber capabilities of their entire workforce. Crisis simulation exercises prepare security teams for real-world incidents.

Bristol, UK
Penetration Testing & Red Team SMB

Infigo IS

Croatia's leading offensive security firm, founded in 2009 and based in Zagreb. Infigo IS specializes in penetration testing, red team operations, hardware security research, and security assessments. Widely regarded as one of the top technical security firms in the Adriatic region, with clients in banking, telecom, and government sectors across Europe.

Zagreb, Croatia
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Penetration Testing & Red Team SMB

Diverto

Zagreb-based cybersecurity consulting firm providing penetration testing, security architecture reviews, compliance consulting, and incident response. Diverto serves enterprise clients across Croatia, Slovenia, and the broader Adriatic region, with strong expertise in financial sector security.

Zagreb, Croatia
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Managed Security / SOC-as-a-Service Mid-Market

Span

One of Croatia's largest IT services companies offering managed security services, SOC operations, and security consulting. With over 500 employees and offices throughout Croatia, Span serves enterprise and public sector clients as a full-spectrum IT and cybersecurity partner across the region.

Zagreb, Croatia
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Managed Security / SOC-as-a-Service Mid-Market

KING ICT

Major Croatian IT services company with a dedicated cybersecurity division delivering network security, identity management, compliance services, and managed security operations. KING ICT serves large enterprise and government clients in Croatia and across Southeast Europe.

Zagreb, Croatia
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AppSec & DevSecOps SMB

Trikoder

Zagreb-based software and security consultancy with strong expertise in application security, DevSecOps, and cloud-native security. Trikoder is known for building secure products from the ground up and conducting thorough security reviews for SaaS and fintech companies.

Zagreb, Croatia
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Managed Security / SOC-as-a-Service Enterprise

CARNET / hr-CERT

The Croatian Academic and Research Network (CARNET) operates hr-CERT, Croatia's national computer emergency response team. Coordinates incident response across academic and government institutions and plays a central role in Croatia's national cybersecurity infrastructure and NIS2 compliance framework.

Zagreb, Croatia
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Security Matchmaking

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