Find a pentest company offering Incident Response
730 companies offer this service
Red Cursor
IT services and cybersecurity consulting firm specializing in penetration testing, cloud security, incident response, and security architecture; founded in 2018, with 6 employees in Sydney, Australia; known as Australia's leading penetration testing firm with over 800 businesses secured.
Fort Safe
Cybersecurity consultancy specializing in penetration testing and security services for Australian clients; founded in 2018, with 2 employees and +25% YoY growth, headquartered in Dawes Point, NSW, Australia. Offers threat modeling, security architecture, fuzz testing, secure code review, cloud security, incident response, and GRC.
Cybernetic Global Intelligence (CGI)
Cybernetic Global Intelligence (CGI) is a private cybersecurity consulting firm based in Brisbane, Australia, founded in 2009. It is ISO 27001 certified, PCI DSS QSA, and IAF accredited, providing tailored cybersecurity solutions such as penetration testing, web application testing, and wireless security. The company has 2 employees, with 2,321 monthly website visits and a global rank of #6,126,332, serving clients in the cybersecurity and managed security services sector.
ZIRILIO
Security and investigations company specializing in penetration testing, vulnerability assessments, cloud risk evaluation, and incident response; offers comprehensive security services with a focus on ethical cyber-attacks and infrastructure testing. Founded in 2013, based in Sydney, Australia, with 9 employees and a declining growth rate of -11.8% monthly; web presence includes 164 monthly visits and a global rank of #9,792,111.
ctrl:cyber
Cybersecurity company specializing in penetration testing, GRC, incident response, and offensive security; 33 employees with 7.8% YoY growth; based in Melbourne, Australia, founded in 2017; trusted partner for Australian organizations with a focus on cyber advisory and risk operations.
Cybiz
Australian cybersecurity firm based in Sydney; provides penetration testing, cyber preparedness, and resilience services; CREST Australia and New Zealand approved for active security testing.
Tarian Cyber
Australian cybersecurity company based in Brisbane; specializes in penetration testing with certified offensive security expertise; provides active security testing and vulnerability assessments.
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Covenant Cyber
Australian-based private IT services and consulting company with 2 employees; specializes in offensive security and penetration testing services, including network, application, cloud, infrastructure, and human factor assessments; registered in Australia with ABN 37166574790 and domain covenantcyber.com.au.
Spartans Security
Australian cybersecurity company based in Melbourne; provides penetration testing services for applications, infrastructure, and APIs; officially approved as a MITRE CVE® CNA; headquartered in Cremorne, Victoria, with active focus on offensive security and vulnerability management.
Cyber Matters™
Cyber Matters™ is an Australian cybersecurity consulting firm based in Parramatta, NSW; specializes in penetration testing, vulnerability assessments, and security consulting with CREST accreditation, offering manual pentests covering OWASP Top 10 and SANS Top 25.
Threat Intelligence Pty Ltd
Australian cybersecurity company based in Sydney; offers penetration testing, incident response, MSSP, and security platform solutions. Provides active pentest services and a unified Evolve platform integrating threat intelligence, dark web monitoring, and security testing.
Zensec
Australian cybersecurity firm specializing in ransomware recovery, incident response, and penetration testing; NCSC approved Ransomware Recovery Specialists; CREST-accredited with comprehensive security services including penetration testing, incident response, and managed firewall solutions.
Borderless CS
Australian cybersecurity firm specializing in penetration testing with CREST accreditation; 11 employees, founded 2023, $1M-$5M revenue, $100K seed funding, Melbourne HQ; offers ethical hacking, real attack simulations, and security assessments across networks, cloud, and infrastructure.
SwiftSafe
Australian cybersecurity and IT consulting company specializing in penetration testing and AI-driven security solutions; offers web, network, mobile, and cloud application testing; 17 employees, founded 2015, based in Glenroy, Victoria, with a global rank of #8,101,165 and 4.1/5 employer rating.
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Cyber Audit Team
Cyber Audit Team is a private Australian cybersecurity company founded in 2017 with 8 employees, specializing in end-to-end IT and cybersecurity services including penetration testing, security assessments, and risk management. It offers active exploitation and simulation of attacks through its penetration testing services, utilizing agile methodologies to identify vulnerabilities in networks, applications, endpoints, and users. The company has experienced a 35.7% YoY decline in workforce, with a modest online presence of 1,255 monthly visits and a global rank of #8,973,650.
Cyber Forte
Australian cybersecurity firm founded in 2019; specializes in penetration testing, security assessments, dark web monitoring, and security strategy; 3 employees with 20% YoY growth; headquartered in Southbank, Victoria, Australia.
Clearnet Labs
Australian cybersecurity firm based in Surry Hills, Sydney; provides penetration testing and red team services, including deep-dive assessments and full red team operations.
Parabellum Cybersecurity
Australian cybersecurity firm specializing in advanced systems and network penetration testing; offers red team simulation services to emulate sophisticated security breaches; headquartered in Sydney, NSW, with active ABN registration.
Cythera
Cythera is an Australian cybersecurity firm founded in 2018, with 37 employees and 15.4% YoY growth, headquartered in Melbourne. It offers a broad range of cyber security services including penetration testing, incident response, threat intelligence, and managed detection & response, with dedicated testing services for web, internal, external, and OT/SCADA environments.
WhiteRook Cyber
Australian cybersecurity firm specializing in penetration testing, security awareness training, and cyber resilience; 4 employees with -20% YoY growth; headquartered in Brisbane, Queensland; offers expert offensive security services and training programs, with recent strategic merger with Screwloose IT.
Holocron Cyber
IT Services and IT Consulting company specializing in cybersecurity solutions; provides penetration testing, vulnerability scans, and attack simulations to protect Australian businesses from cyber threats. Founded 2022; 1 employee; Brisbane, Australia; 886 monthly website visits.
Vanguard Cyber
Australian cybersecurity consultancy specializing in computer and network security; offers penetration testing, security engineering, managed security services, and risk and compliance; based in Sydney with 1 employee, emphasizing quality-driven, modern security solutions.
Cyooda Security | Cyber Security for Law Firms
Cybersecurity company based in Sydney, Australia, specializing in cybersecurity services for law firms; provides penetration testing, incident response, security program development, and compliance assessments; founded in 2023 with 1 employee, emphasizing personalized, business-focused cybersecurity solutions and active penetration testing engagements.
Gridware
Australian cybersecurity firm based in Sydney; specializes in penetration testing, red teaming, and adversary simulation with a focus on rapid, expert security testing services. The company is positioned as a trusted partner for organizations seeking to improve security and compliance.
Sententia Pty Ltd
Cybersecurity company based in Surry Hills, Sydney, Australia, specializing in penetration testing services; features dedicated pentest offerings on website, domain registered in Australia, headquarters confirmed in Australia.
Aphore
Cybersecurity company based in Melbourne, Australia, specializing in penetration testing services; offers real-world attack simulations to identify vulnerabilities; headquartered in Melbourne with offices across Australia; registered as Aphore Pty Ltd in VIC 3149.
ThreatDefence
Australian cybersecurity firm specializing in SecOps and penetration testing; headquartered in Sydney with operations since 2012; offers attack simulation and red-team exercises to test security defenses.
Gridware
Cybersecurity company based in Australia; specializes in penetration testing, threat intelligence, incident response, and cyber risk audits; 13 employees, $3M revenue, founded 2017, raised $10.5M seed funding in 2023.
Cybernara
Australian cybersecurity firm based in Adelaide; provides penetration testing, web app, external, and cloud security assessments; emphasizes enterprise-grade security and global trust.
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Myciso
Australian cybersecurity company based in Sydney; provides security management solutions and penetration testing services as part of its offerings; operates in the cybersecurity industry.
M-TECH Business Solutions
Cybersecurity firm specializing in penetration testing, vulnerability assessments, and network security; founded 2001, 2 employees, based in London, Ontario, Canada, serving clients with data protection and compliance services.
Situate Business Solutions Inc
Cybersecurity firm based in Calgary, Alberta, Canada; provides penetration testing, threat hunting, incident response, and monitoring services; identified as Canada-based through website and LinkedIn profile.
Cyberwall
Canada-based cybersecurity company headquartered in Toronto, Ontario; specializes in managed cybersecurity services including penetration testing and attack simulations; provides security assessments to organizations to evaluate their cyber defense posture.
Armour Cybersecurity
Canada-based cybersecurity company headquartered in Toronto, Ontario; specializes in penetration testing and ethical hacking services, with confirmed offerings of simulated cyber attack assessments and vulnerability identification.
Invictus Solutions Inc
Canadian cybersecurity company based in Markham, Ontario; specializes in penetration testing, security consulting, incident response, vulnerability management, and managed IT services; emphasizes security as a core component of business growth and scalability.
The Solutioners
IT System Data Services company based in Canada; specializes in web design, hosting, SEO, printing, and cybersecurity including penetration testing and adversary simulation; founded 2024; 1 employee; Richmond Hill, Ontario.
Aarvicom
Cybersecurity company based in Toronto, Canada; provides penetration testing including red teaming, network security, and security assurance services; emphasizes simplified cybersecurity solutions.
Strategic CyberSecurity Inc.
Cybersecurity company based in Toronto, Canada, specializing in penetration testing, security assessments, and threat intelligence; 1 employee; active in strategic alliances and national cybersecurity initiatives.
Cyberwolfe
CyberWolfe is a Canada-based cybersecurity firm headquartered in Oakville, Ontario, specializing in penetration testing services; they simulate real-world attacks to identify vulnerabilities, deliver comprehensive reports, and provide mitigation strategies, supported by a team of Offensive Security Professionals.
InfoTransec
Cybersecurity-focused IT services and consulting company based in Hamilton, Canada; specializes in penetration testing, threat intelligence, incident response, and security assessments; 2 employees; founded 2009.
YottaSec
YottaSec is a Canada-based IT services and cybersecurity consulting company founded in 2019, with 3 employees. It specializes in information security, including penetration testing services, social media security, and cloud security solutions.
Malto Cyber
Cybersecurity company based in Toronto, Canada, specializing in penetration testing and security governance; explicitly offers pentest services and emphasizes trusted cybersecurity solutions; founded and registered in Canada.
Nuformat Inc.
Nuformat Inc. is a Canadian cybersecurity firm specializing in managed detection and response (MDR) services for SMBs; with 2 employees, founded in 2019, and $109.1K in funding. The company explicitly offers penetration testing, including network and website penetration tests, highlighting its attack-simulation testing expertise.
Bradley & Rollins
Canadian cybersecurity company based in Montreal, Quebec; specializes in cyber defense, attack surface reduction, and penetration testing services including simulated cyber-attacks, exploitation, and post-exploitation activities.
CyberStratego
Canada-based cybersecurity services provider headquartered in Montreal; specializes in managed cybersecurity solutions with explicit penetration testing and red teaming services to discover and address vulnerabilities.
StreamScan
Canadian cybersecurity firm based in Montreal, Quebec; provides comprehensive cybersecurity solutions with a focus on penetration testing, including application, network, server, IoT, ICS/Industry 4.0, social engineering, and phishing testing.
Acsi - Alternetive Converged Solutions Inc.
Cybersecurity firm based in Calgary, Alberta, Canada; over 20 years of experience; provides network security solutions including penetration testing services, with an award-winning team of network architects and engineers.
C3SA Cyber Security & Audit
Cybersecurity and IT services firm specializing in penetration testing, vulnerability assessments, and incident response; 11 employees, $10M revenue, founded 2005 in Ottawa, Canada; offers professional cybersecurity advisory and managed services.
Captosec
Canadian cybersecurity firm based in Quebec; specializes in penetration testing, web app security assessments, intrusion testing, and vulnerability evaluations; offers attack-simulation services and technical security solutions.
ADVANTUS360
Cybersecurity-focused IT services and consulting company based in Calgary, Canada; provides penetration testing, incident response, risk mitigation, and security design with 9 employees, founded in 2015. Specializes in deploying advanced IT security solutions including Palo Alto Networks and next-generation security technologies.
VARS Corporation
Cybersecurity company specializing in managed security services, penetration testing, and security assessments; offers realistic penetration simulations for network and application evaluation; 17 employees; Founded 2017; Montreal, Canada.
Allcare IT
Canadian cybersecurity and IT solutions provider based in Kingston, Ontario; offers penetration testing and cybersecurity support for Eastern Ontario businesses.
FUSION CYBER GROUP
FUSION CYBER GROUP is a private Canadian cybersecurity firm founded in 1985, based in Montreal, Quebec, with 11 employees and a 6.7% YoY growth. They specialize in unbreakable security solutions for business growth, offering services such as managed threat monitoring, endpoint malware detection, data loss prevention, ransomware protection, cybersecurity consulting, and penetration testing, including ethical hacking and attack simulations.
Maverick InfoSec
Cybersecurity company specializing in computer and network security services; provides penetration testing, vulnerability assessments, incident response, and 24/7 cyber monitoring; headquartered in Langley, BC, Canada, with presence in the Philippines; employs 2 people (+100% YoY growth).
Cyber Security PenTesting Inc.
Cyber Security PenTesting Inc is a Toronto-based cybersecurity firm with over 20 years of experience specializing in penetration testing, vulnerability assessments, and application security. They focus on evaluating security posture through internal and external penetration tests, providing advanced security solutions for clients in Canada.
Ammolite Security
Cybersecurity company based in Canada; provides penetration testing and vulnerability assessment services; headquartered in Canada, supporting sources include official website and LinkedIn profile.
SecurityX
SecurityX is a Toronto-based cybersecurity firm providing advanced cyber security services, including penetration testing and vulnerability assessments; headquartered in Toronto, Canada, serving clients across Canada.
Cybersecurity Mathieu Fluet
Canada-based cybersecurity services provider; headquartered in Laval, Quebec, with a focus on managed security, penetration testing, and security monitoring. Offers tailored solutions including annual intrusion tests and attack simulations, emphasizing operational excellence and trust.
Arista Cyber
Canada-based cybersecurity firm specializing in OT cybersecurity and functional safety; headquartered in Richmond Hill, Ontario; offers penetration testing services for OT/ICS environments, including OT Penetration Testing to identify vulnerabilities.
MozoX
MozoX is a Canadian-based private software development firm founded in 2018, with 8 employees and a 12.5% YoY workforce decline; specializes in cybersecurity, offering penetration testing for web, mobile, network, wireless, and internal systems, along with red team assessments, emphasizing security testing and risk management capabilities.
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Upside Business Technologies
Cybersecurity and IT solutions provider based in Winnipeg, Canada; 3 employees with +33.3% YoY growth; specializes in penetration testing, threat monitoring, incident response, and digital risk assessment; ranked #11,736,682 globally with 1,097 monthly website visits.
CipherNest Cybersecurity Inc
Toronto-based cybersecurity firm founded in 2025; specializes in penetration testing, adversary-emulation, red and purple teaming, with a focus on attack simulations and offensive security capabilities.
Decyifer - Total Security
Cybersecurity firm based in Calgary, Canada, founded in 2022; 2 employees; specializes in penetration testing, vulnerability assessments, breach audits, breach simulations, incident response, and ransomware recovery; emphasizes advanced simulated attack testing to identify security gaps.
MDSec
MDSec is a UK-based private cybersecurity consultancy specializing in adversary simulation, application security, penetration testing, incident response, research, training, and technical security; with 38 employees (+1.7% YoY growth), $1M annual revenue, founded in 2011, and recognized for expertise in application, mobile, and hardware security, and targeted red team attacks.
Precursor Security
UK-based cybersecurity company specializing in CREST-certified penetration testing and offensive security services; 20 employees with 29.6% YoY growth; founded in 2018; operates a 24/7 UK SOC; ranked #10,195,298 globally with 1,588 monthly website visits; offers tailored cybersecurity solutions, edge protect tools, and active threat simulation.
Pentest People
UK-based security consultancy specializing in Penetration Testing as a Service (PTaaS); 76 employees with 20.2% YoY growth; offers web application and network penetration testing, simulating attacks to identify vulnerabilities; active in cybersecurity market with recent focus on security testing and cyber risk analysis.
SecureTeam Ltd
UK-based cybersecurity consultancy founded in 2016; 6 employees with -8.3% YoY growth; specializes in penetration testing, security hardening, Red Team assessments, incident response, and forensics; headquartered in London, UK; provides network & application penetration testing, secure configuration review, and cybersecurity advisory services.
Pen Test Partners
Cybersecurity company specializing in penetration testing services across networks, applications, and cloud; 67 employees, $6.1M revenue, founded 2010, based in Buckingham, UK; recognized for expertise in red teaming, testing, and security consulting, with 28,414 monthly website visits and global rank #1,041,359.
Cyberis
Cyberis is a UK-based cybersecurity consultancy headquartered in Tewkesbury, Gloucestershire; specializes in information security with a focus on penetration testing, incident response, and simulated targeted attacks. The firm is CREST-accredited, demonstrating recognized expertise and compliance in penetration testing services.
Surecloud Cyber Services
Cybersecurity company based in Gloucester, UK; specializes in penetration testing, including infrastructure and cloud security testing, with active vulnerability assessment and attack simulation capabilities.
Cyber Defence Ltd
Cyber Defence Ltd is a UK-based cybersecurity firm specializing in modern security operations, threat intelligence, and penetration testing; offers goal-driven pentest services across diverse environments, supported by CREST accreditation, and operates primarily in the UK and Europe.
Nextgen Cyber
UK-based cybersecurity firm specializing in penetration testing, security assurance, red team simulations, and social engineering tests; located in Barnet, London, with UK registration at Companies House.
Hackyde Limited
UK-based cybersecurity company specializing in penetration testing; led by professionals with 23+ years of experience; holds CREST and OSCP certifications; based in Birmingham, UK.
NormCyber
UK-based cybersecurity firm specializing in CREST-certified penetration testing services; offers active vulnerability identification and remediation through authorized cyber-attack simulations; headquartered in Fareham, England, with a registered office at 8 Barnes Wallis Road.
Bulletproof (Cyber Security)
UK-based private cybersecurity firm with 96 employees (+0.8% YoY growth), $3.0M annual revenue; specializes in penetration testing, data protection, and compliance services; registered at 20 Grosvenor Place, London, and based in Stevenage, Hertfordshire; ranks #1,574,985 globally and #154,108 in the UK; active in cybersecurity & compliance categories including ISO 27001, SOC 2, GDPR, and red team assessments.
HexaTrace
Cybersecurity company based in Derby, UK, founded in 2024 with 2 employees; specializes in security frameworks, threat detection, incident response, and ethical hacking services including penetration testing, web/mobile/app/network/cloud security audits, and social engineering; offers active exploitation and simulated real-world attack testing.
Pragma
Cybersecurity company specializing in penetration testing, security testing, and digital forensics; CREST approved provider with $1.5M annual revenue and 2 employees based in the UK, serving high-profile clients with a pragmatic approach to cyber resilience.
Mandalorian
Cybersecurity company based in Caterham, Surrey, United Kingdom; specializes in enterprise information security consultancy, including penetration testing and incident response; employs 2 people, founded 2005; serves public and private sectors across EMEA and Asia-Pacific.
NCC Group
UK-based IT services and cybersecurity consulting company; specializes in penetration testing, security assessments, and managed security services with 1,161 employees and $412.5M annual revenue. Operates globally with a focus on cyber resilience, responsible business, and sustainability; founded in 1999, market cap GBP 506.6M.
Jumpsec
UK cybersecurity firm Jumpsec Limited offers bespoke consultancy and CREST-certified penetration testing services, including application and threat-led pentests; based in London and Surrey, emphasizing technical excellence and expert-driven approaches.
Prism Infosec
Cybersecurity firm based in Cheltenham, UK, specializing in penetration testing, red teaming, and GRC services; provides assessments, testing, and response solutions to enhance security posture.
CyPro
CyPro is a UK-based private cybersecurity firm specializing in computer and network security, with 15 employees and 16.7% YoY growth since 2022. It explicitly offers penetration testing services that simulate attacks to uncover vulnerabilities, supporting high-growth companies in scaling their security capabilities and gaining client trust.
Dionach
Cybersecurity firm based in Oxford, UK, specializing in penetration testing and security assessments; CREST-accredited with a comprehensive suite of security services. Part of Nomios; founded in the UK.
Cambridge Cyber Advisers
UK-based cybersecurity company specializing in penetration testing and red teaming; offers real-world vulnerability assessments and active testing services; headquartered in Cambridge, UK.
Reliance Cyber
Reliance Cyber is a UK-based IT services and cybersecurity consulting company with 48 employees and $5M-$25M annual revenue; specializes in penetration testing, threat intelligence, incident response, and managed security services, with a focus on safeguarding organizations in the digital landscape.
CyberCX
UK-based cybersecurity company providing penetration testing, incident response, vulnerability assessments, and governance, risk, and compliance services; explicitly signals UK origin and offers detailed pentest solutions.
Methods
UK-based private IT & Services company specializing in digital transformation and cybersecurity; 313 employees, $148.4M revenue, founded 1990, headquartered in London, UK; provides penetration testing services with active engagements and case studies demonstrating expertise.
ProCheckUp
ProCheckUp Ltd is a UK-based cybersecurity firm specializing in penetration testing and security audits; CREST-approved and NCSC CHECK accredited, with headquarters in Portsmouth, England, and registered at 14 St Georges Business Centre, Portsmouth, PO1 3EZ.
Zen Internet
UK-based private telecommunications provider founded in 1995; operates one of the largest independent data networks in the UK; offers broadband, hosting, domains, and security services including penetration testing; 372 employees (+5.8% YoY growth); $109.8M annual revenue; $25.8M funding; B Corp certified; headquartered in Rochdale, UK.
Wilbourne
Wilbourne is a UK-based cybersecurity consultancy specializing in bespoke attack simulations, GRC, incident response, and training. With 5 employees and founded in 2018, it provides penetration testing services across web, API, and infrastructure domains, and holds CREST accreditation, demonstrating advanced offensive security capabilities.
CYSIAM
CYSIAM is a UK-based private cybersecurity firm specializing in threat-led 24/7 Managed Detection and Response (MDR) services; it provides CREST-accredited penetration testing and security consulting, with 29 employees and 13.5% annual growth. The company is trusted by UK public sector organizations and was founded in 2018 in Milton Keynes.
Periculo
UK-based IT services and cybersecurity consultancy with 11 employees, founded in 2015; specializes in cybersecurity for digital health including Penetration Testing, Cyber Essentials, ISO 27001, and Medical Device Security; 18.2% monthly growth, 1,720 monthly visits, ranked #8,134,692 globally.
Cyber HQ
Cyber HQ is a cybersecurity consulting company based in the United Kingdom; they provide penetration testing, threat and vulnerability management, security operations, and business resilience services. The firm is registered at 160 City Road, London, with active status and has been operational since at least 2023.
Hacker Academy
Cybersecurity training and consultancy provider with a focus on penetration testing and attack simulations; 5 employees, +25% YoY growth, founded 2017, based in United Kingdom. Operates CyberLabs for real-life cyber-attack simulations, helping organizations improve cybersecurity posture.
Cybergen Security
UK-based cybersecurity company specializing in CREST-accredited penetration testing services; headquartered in Witney, Oxfordshire, with a focus on security testing and incident response.
Samurai Digital Security Limited
Cybersecurity provider specializing in penetration testing, network intrusion, incident response, and information governance; UK-based with 4 employees, $1M-$5M revenue, founded 2016; NCSC certified, serving government and institutions, with CREST accreditation for penetration testing services.
Digital Insights Consultancy
Cybersecurity company based in Milton Keynes, UK; specializes in penetration testing, incident response, digital forensics, and SOC services; 3 employees with -44.4% YoY growth; founded 2019; offers tailored cybersecurity solutions including infrastructure and cloud pentest services.
Acumen Cyber
Acumen Cyber is a UK-based private cybersecurity firm with 23 employees and +40.9% YoY growth, providing 24/7 security services including MXDR, SaaS, cloud, email, web, DNS security, vCISO, and penetration testing; recognized for security testing capabilities and CREST accreditation.
Interfuture Security Ltd
UK-based cybersecurity firm providing digital security services including penetration testing, managed SOC, incident response, and security assessments; registered at Unit C Kemps Farm Business Park, Balcombe, West Sussex, UK; offers explicit pentest services as indicated on their homepage.
Secure Purple
UK-based cybersecurity and IT consulting company founded in 2020; 9 employees with -26.1% YoY growth; specializes in penetration testing, vulnerability assessments, security audits, incident response, threat hunting, and digital safety training; headquartered in London, UK, with a focus on comprehensive cybersecurity solutions for businesses and startups.