Find a pentest company offering Incident Response
730 companies offer this service
Truesec
Cybersecurity company specializing in penetration testing, offensive security, and IT infrastructure security; 261 employees, $6.6M revenue, founded 2005, headquartered in Denmark with offices in Copenhagen and Aarhus; active in vulnerability assessments, security workshops, and penetration testing services, with a global rank of #466,152.
NorSec
NorSec is a Denmark-based computer and network security firm founded in 2010; it specializes in IT security consulting for small businesses and private clients, with key services including Penetration Testing, GDPR, Security Management, Forensics, Vulnerability Management, SCADA/ICS Security, Threat Intelligence, SIEM, Incident Response, and Intrusion Detection.
ADO Security
Cybersecurity company specializing in awareness, defensive, and offensive security services; 14 employees; founded 2025; headquartered in Copenhagen, Denmark; offers penetration testing, vulnerability scanning, and cybersecurity awareness training.
Conscia
Cybersecurity company based in Denmark; provides penetration testing services as part of its security solutions, with confirmed headquarters in Copenhagen and Brøndby, Denmark.
TPO Group
IT Services and IT Consulting company specializing in cybersecurity and high-stakes cyber operations; offers penetration testing services as part of their cybersecurity solutions, with explicit expertise listed for Chrissa Constantine; based in Gentofte, Denmark, with 5 employees.
Deepensive
Deepensive is a cybersecurity firm specializing in penetration testing, source code analysis, cloud security, incident response, and social engineering tests; founded in 2021 with 3 employees in Tallinn, Estonia, emphasizing 'Secure by Design' security integration and testing services.
Cyberross OU
Cyberross OU is an Estonia-based IT services and consulting company specializing in cybersecurity and information security management; provides penetration testing services through ethical hacking and systematic vulnerability assessments, with a team of 2 employees founded in 2020 in Tallinn, Estonia.
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Binalyze
Cybersecurity company based in Tallinn, Estonia; specializes in penetration testing, red teaming, and incident response services; performs at least annual pentests and attacker simulations; headquartered in Tallinn, Estonia.
OIXIO Digital
Estonia-based IT services and consulting company specializing in cybersecurity; offers penetration testing services with dedicated testing pages and cybersecurity solutions; 63 employees with 4.4% YoY growth, founded in 1998, headquartered in City Centre, Estonia.
NIST Services
Cybersecurity services provider based in Estonia; offers managed security, detection, and response services to large enterprises and SMBs across Europe and North America; explicitly provides penetration testing services, with a dedicated testing page and service references.
Fitsec Ltd
Cybersecurity company specializing in threat intelligence, malware analysis, and penetration testing; 5 employees, founded 2009, headquartered in Espoo, Finland; offers advanced, customizable cybersecurity services including APT detection, incident response, reverse engineering, and SCADA auditing.
WebSecure Finland
Cybersecurity company based in Nokia, Finland, founded in 2024; offers penetration testing and other cybersecurity services; explicitly lists penetration testing ('Penetraatiotestaus') among its core offerings, confirming its expertise in pentest services.
Attineos Applications
Cybersecurity and digital solutions provider based in Rouen, France; offers penetration testing, web development, SEO, and digital marketing services; 125 employees, founded 2014, with 0.7% YoY growth.
Lexfo
IT services and consulting company specializing in information security; 55 employees, founded 2011, based in Paris, France; offers penetration testing, security audits, incident response, and vulnerability assessments, with a focus on offensive and innovative security approaches.
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Synacktiv
IT security company specializing in penetration testing, security audits, reverse engineering, and vulnerability research; 140 employees (+12.7% YoY growth); founded 2012; headquartered in Paris, France; known for offensive security expertise and security tool development.
Hervé Schauer Consultants (HSC)
Cybersecurity company specializing in security audits and penetration testing; 27 employees with +3.0% YoY growth; founded in 1989; based in Neuilly-sur-Seine, France; offers infrastructure audits, web and wireless penetration tests, and risk management services.
AKAOMA
AKAOMA is a France-based cybersecurity firm founded in 2002, specializing in digital risks, employee training, intrusion testing, and post-incident support; with 2 employees and $236K annual revenue, it offers penetration testing services and operates in the cybersecurity industry.
MBS agency
Consumer electronics company specializing in cybersecurity services such as penetration testing, incident response, and proactive security solutions; 5 employees; founded 2017; headquartered in Clichy, Île-de-France, France; emphasizes ISO standards and compliance.
Akyl
Cybersecurity consultancy based in Pantin, France, specializing in penetration testing and security assessments; offers external/internal pentests and Red Team exercises, emphasizing transparency and expertise in cybersecurity.
Elysium Security SAS
Cybersecurity company specializing in computer and network security; offers penetration testing, vulnerability assessments, and security audits with a focus on operational cybersecurity training and services. Based in Saint-Cyr-au-Mont-d'Or, France, founded in 2017, with 10 employees and a slight YoY decline of -9.5%.
Euro Cyber Group
Cybersecurity company based in Paris, France; provides penetration testing services including comprehensive intrusion tests to assess system security; registered with French SIREN 979196235 and SIRET 97919623500019.
Numconseils
French cybersecurity firm specializing in diagnostics, audits, and penetration testing; headquartered in Champs‑Sur‑Marne with SIREN 949 931 505; offers cybersecurity assessments including 'tests d'intrusion' (penetration tests).
Exodata
IT services and consulting company based in France; 80 employees, $641K annual revenue, founded 2012; specializes in infrastructure, hosting, security, and penetration testing services; 4.3/5 employer rating, 1,976 monthly visits, ranked #7,060,680 globally.
Cybex Assistance
French cybersecurity company specializing in penetration testing and Red Team exercises; registered with SIREN 848560694 and SIRET 84856069400020, with headquarters confirmed in France; offers intrusion testing services explicitly listed on their website.
Welan
French cybersecurity consulting firm founded in 2020; headquartered at 15 rue des Halles, 75001 Paris, France; provides penetration testing services including black-box, grey-box, and white-box intrusion tests.
Arvadon
French cybersecurity firm based in Nantes; offers penetration testing services as part of a comprehensive security portfolio targeting large and mid-sized enterprises; confirmed by LinkedIn hiring signals and official service descriptions.
Devensys Cybersecurity
French cybersecurity firm based in Montpellier; specializes in penetration testing, red team exercises, and complex attack scenario testing; registered at 836 Rue du Mas de Verchant, SIREN 790746952; emphasizes expertise, quality, and ethics.
Avangarde Cyber
French cybersecurity company headquartered in Biot, France; specializes in penetration testing (pentest) including whitebox, greybox, and blackbox testing, as well as source code audits; confirmed by official registration and service offerings.
FORTALICIA
FORTALICIA is a cybersecurity firm based in Paris, France, specializing in penetration testing, security audits, and incident response; with 13 employees and 154.5% YoY growth, it offers tailored IT security solutions to businesses and public entities, actively promoting cybersecurity awareness and best practices.
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CyberTeam360
CyberTeam360 is a France-based cybersecurity boutique founded in 2006, with 15 employees and 17.6% YoY growth; specializes in information security roadmaps, risk management, and advanced penetration testing including Red Team and attack simulation services.
Soteria Lab
Cybersecurity company specializing in penetration testing, cybersecurity audits, and diagnostics; based in Nancy, France, with 4 employees, founded in 2014, and $867.8K in total funding. Focuses on reducing cyber risk and supporting organizations' cybersecurity strategies.
Ziwit
Cybersecurity company based in Montpellier, France, specializing in IT security services such as manual audits, on-site and remote penetration testing, and web application security solutions; 25 employees with -3.2% YoY growth; founded in 2011; actively markets penetration testing as a core service, including dedicated internal and external pentest offerings.
Ballpoint
Cybersecurity company specializing in penetration testing and red team services; based in Paris, France, with 3 employees and a 16.7% YoY workforce decline; offers custom intrusion tests, vulnerability detection, and cybersecurity consulting; ranked #8,939,606 globally and #442,260 in France.
Trackflaw
Cybersecurity firm based in Paris, France; specializes in penetration testing and incident response services; offers web, internal, and mobile security assessments; headquartered at 60 Rue François Ier, 75008 Paris; SIREN 928 024 389.
Safercy
Cybersecurity company specializing in penetration testing and attack simulation services; based in Lille, France, with 9 employees and 400% YoY growth; offers web, mobile, cloud, and IoT pentests, including red team and purple team engagements.
Atos
Atos is a France-based global IT services and consulting company with 39,394 employees and $9.5B annual revenue; operates in 61 countries under brands Atos and Eviden; European leader in cybersecurity, cloud, and high-performance computing; offers penetration testing services as part of its cybersecurity solutions, emphasizing active security testing and exploitation capabilities.
Magellan Sécurité
Cybersecurity company headquartered in Paris, France; offers penetration testing, cybersecurity audits, and incident response services; specializes in operational security solutions and tailored technical offerings.
Cyboo
Cyboo is a France-based cybersecurity firm headquartered in Laval, France, providing penetration testing and security diagnostics. The company conducts vulnerability assessments by simulating attack scenarios with advanced tools to evaluate client resistance to cyber threats.
Own.security
Cybersecurity firm headquartered in Paris, France, specializing in tailored security solutions and penetration testing services; offers Black Box and Gray Box testing using OWASP and OSSTMM methodologies across various targets.
syret GmbH
IT services and consulting company specializing in IT security; provides penetration testing, digital forensics, incident response, and cybersecurity services; 8 employees with 25% YoY growth; founded 2018; based in Halle (Saale), Germany.
DCSO Deutsche Cyber-Sicherheitsorganisation GmbH
IT services and cybersecurity firm based in Berlin, Germany; 75 employees with 11.4% YoY growth; offers penetration testing services confirmed by industry references; founded in 2015; global rank #8,623,515; active in cybersecurity, IT consulting, and technology sectors.
Cypurge GmbH
IT services and consulting company specializing in cybersecurity solutions such as penetration testing, incident response, and security management; based in Frankfurt am Main, Germany, with 2 employees and 303 monthly website visits. The company focuses on threat detection and risk reduction for businesses of all sizes.
Passeca
Passeca is a private cybersecurity company specializing in computer and network security with a focus on penetration testing services, including simulated attacks and vulnerability assessments across web, mobile, API, network, cloud, and Wi-Fi environments. The company has 3 employees, indicating a small team, and is headquartered in Forbach, Baden-Württemberg, Germany, with verified addresses and listings confirming its location in Germany.
cirosec GmbH
cirosec GmbH is a Germany-based private computer and network security firm specializing in penetration testing, incident response, and security consulting. With 29 employees and founded in 2002, it focuses on information security services, red teaming, audits, and risk management, serving clients in the German region. The company has an annual revenue of $222,169 and is active in industry events and social media.
Awaretec GmbH
German-based cybersecurity firm specializing in penetration testing and red teaming; offers comprehensive attack simulation services including web, network, mobile, and cloud pentests; operates on a .de domain and is corroborated by German incorporation and headquarters profiles.
Data-sec Gmbh
Germany-based cybersecurity firm specializing in penetration testing; offers external/internal pentests, vulnerability assessments, and exploitation testing; headquartered in March, Baden-Württemberg, with German contact details.
SecTepe
German cybersecurity firm based in Wülfrath; specializes in penetration testing, red teaming, and offensive security with a focus on vulnerability identification and proactive defense; registered in Germany with a focus on IT security testing and emergency response services.
Antago GmbH
Cybersecurity company headquartered in Bensheim, Germany; offers penetration testing and incident response services with over 10 years of experience; ISO 27001, ISO 9001, and ISO 27701 certified, serving German Mittelstand and international clients.
Admeritia GmbH
German cybersecurity firm specializing in OT security and penetration testing; provides security testing services including penetration tests in complex OT environments; headquartered in Langenfeld, Germany.
Pentaris Security GmbH
Cybersecurity firm specializing in offensive security, penetration testing, and red teaming; founded 2025, 3 employees, headquartered in Püttlingen, Germany; focuses on simulating real-world attacks to identify security vulnerabilities.
pen.sec AG
Germany-based IT services and consulting company specializing in cybersecurity, including penetration testing, weak-state analysis, and security consulting; 2 employees with 166.7% YoY growth, founded in 2017, offering comprehensive cyber security solutions.
Alphasolid It Gmbh
Germany-based IT security company specializing in penetration testing; offers offensive security services including network and Active Directory assessments to identify vulnerabilities.
r-tec IT Security GmbH
Germany-based IT security company with 63 employees (+28.4% YoY growth), founded in 1996 and headquartered in Wuppertal; specializes in IT security solutions, threat detection, and penetration testing services, including realistic attack simulations and security analyses.
G DATA CyberDefense
Cybersecurity company based in Bochum, Germany; provides endpoint security, awareness training, advanced analytics, and penetration testing services; 204 employees (+1.0% YoY growth); EUR41.0M revenue; founded 1985; global rank #125,602; offers simulated cyberattack testing to identify vulnerabilities.
Cyco Cyber Competence Center Gmbh
Germany-based cybersecurity company offering 24/7 prevention, detection, incident response, and penetration testing services; registered at Amtsgericht Hannover (HRB 221945); specializes in infrastructure security, malware removal, and proactive attack simulation.
neam IT Services GmbH
German-based GmbH headquartered in Paderborn; provides IT services including penetration testing, ethical hacking, and security assessments; specializes in identifying vulnerabilities in networks and applications through authorized simulated attacks.
Trufflepig Forensics
Germany-based IT services and consulting company specializing in cybersecurity, penetration testing, incident response, and compliance; 26 employees; founded 2020; $1.1M funding; offers internal and external pentests simulating network attacks, with a focus on actionable reporting and security assessments.
LEV3L GmbH
German cybersecurity firm LEV3L GmbH specializes in IT security consulting and penetration testing services, including penetration tests, Red Teaming, and social engineering; founded in Germany, it focuses on pragmatic digital resilience for mid-sized businesses.
smetrics Cyber Security
smetrics Cyber Security is a Munich-based IT services and consulting company specializing in cybersecurity solutions such as penetration testing, network surveillance, incident reporting, and IT forensics; with 1-10 employees and a focus on pentest services, they serve as a cybersecurity partner for protecting digital assets.
Enginsight GmbH
Cybersecurity platform specializing in automation and AI solutions for IT security; 42 employees with 50% YoY growth, $2.3M annual revenue, and $13.9M total funding; based in Jena, Germany, founded in 2017. Offers automated and traditional penetration testing, monitoring, inventory, and ISMS services for mid-sized companies, critical infrastructure, and public sector clients. Recently raised €6M in funding to expand its cybersecurity platform.
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Concepture GmbH
Business consulting and security services provider based in Germany; offers penetration testing, security compliance, governance, and cyber security services; 8 employees, $175K annual revenue, slight YoY decline (-4%).
Suresecure GmbH
Cybersecurity firm headquartered in Düsseldorf, Germany, providing penetration testing and security assessment services; evidence includes explicit mentions of pentest activities and hacking simulations in blog content, with a focus on proactive security measures.
CyberSecBW
German cybersecurity firm based in Freudenberg am Main; offers penetration testing, security audits, forensics, incident response, security awareness training, and cloud security services; satisfies criteria of being based in Germany and providing penetration testing services.
Blueteam GmbH
Cybersecurity firm headquartered in Hannover, Germany, providing penetration testing, red teaming, and social engineering services; offers detailed testing methodologies including whitebox, greybox, and blackbox approaches, with a focus on vulnerability identification and security enhancement.
Yokamos
Security Systems Services company specializing in cyber security solutions; offers vulnerability assessment and penetration testing services to private and government clients; based in Bremen, Germany with 4 employees.
VamiSec GmbH
VamiSec GmbH is a Germany-based IT services and consulting company specializing in IT security, compliance, and penetration testing; with 5 employees, founded in 2025, led by ISO 27001 Certified Lead Auditor Valeri Milke, and offering services such as penetration testing, red teaming, cloud security, and AI compliance.
InfoGuard Com-sys Gmbh
German cybersecurity firm based in Neu-Isenburg, Hessen; provides penetration testing and red teaming services, with a focus on 24/7 cybersecurity solutions and SOC services.
@-yet GmbH
Germany-based private cybersecurity company with 28 employees; specializes in penetration testing, red team assessments, and application security testing, with a focus on vulnerability discovery through authorized simulated attacks; founded in 2002.
Tedesio GmbH
German IT consulting firm specializing in IT security, system evaluations, and penetration testing; offers court-admissible reports and objective IT valuations for legal and corporate clients; headquartered in Buchholz i.d. Nordheide, Germany.
Allgeier CyRis GmbH
Germany-based IT services and cybersecurity company with 18 employees; specializes in penetration testing, vulnerability analysis, and network security; experienced a 31.9% YoY decline; active in cybersecurity categories including email security and cloud security; provides targeted attack simulations and vulnerability assessments.
Protea Networks GmbH
Germany-based IT services and consulting company specializing in security solutions including penetration testing; 7 employees, founded in 2004, with a focus on reliable security technologies and services such as security audits and awareness training.
Zentric UB GmbH
German cybersecurity firm based in Altenstadt; over 20 years of experience in threat analysis, vulnerability management, and incident response; offers penetration testing (pentest) services as a core offering.
DigiFors GmbH
IT-forensics and cybersecurity company headquartered in Leipzig, Germany; provides penetration testing services including perimeter, web application, and mobile app pentests, focusing on simulating real attacks to uncover vulnerabilities.
WeDoIT Group
IT services and cybersecurity company based in Munich, Germany; specializes in managed security, penetration testing, and identity management; 10 employees with 66.7% YoY growth; founded 2022; serves healthcare, banking, insurance, and public sectors; ranked #8,082,403 globally.
bwInfoSec
Federation of higher education institutions in Baden-Württemberg, Germany, dedicated to enhancing information security; offers penetration testing via partners, Schwachstellenscans, ISMS hosting, and MISP hosting; based in Germany.
TwelveSec
Cybersecurity company specializing in penetration testing and threat-led attack simulations; 18 employees, 12% YoY growth, founded 2012, headquartered in Greece, offers comprehensive security assessments including TLPT, with 259 monthly website visits and active social media presence.
MottaSec
Cybersecurity firm specializing in penetration testing, cybersecurity consulting, and bespoke security solutions; founded in 2022, with 2 employees and +150% YoY growth; based in Dafni, Greece, with expertise in ICS/OT pentesting, red/purple teaming, and ISO 27001.
ADACOM
ADACOM is a Greece-based IT services and cybersecurity company with 105 employees and $8M annual revenue; founded in 1997 in Athens, Greece. It provides comprehensive cybersecurity services including penetration testing, managed security, GRC, data governance, and security analytics, actively hiring penetration testers and offering industry-specific solutions. The firm competes with companies like CNF Technologies and TraceSecurity, and maintains a web presence with 16,340 monthly visits.
CBS.LAN
Cybersecurity company specializing in security operations, threat detection, incident response, and penetration testing; 13 employees with 23.1% YoY growth; founded 2023; headquartered in Athens, Greece.
Lancom Ltd
IT services and consulting company based in Greece; specializes in cloud computing, data centers, and network infrastructure with three private data centers in Athens and Thessaloniki. Employs 40 staff (+5.1% YoY growth), offers penetration testing services, and is the largest independent cloud provider in Greece. Founded in 2009; web presence includes 7,215 monthly visits and a global rank of #1,803,393.
Cyberpax
Cyberpax is a Greece-based cybersecurity firm specializing in penetration testing and ethical hacking; headquartered in Athens, Greece, with a focus on advanced security testing through red team exercises and live attack simulations conducted by ethical hackers.
Slackspacegr
Slackspacegr is a Greece-based IT services and consulting company specializing in cybersecurity, digital forensic analysis, and policy development; with 2 employees, founded in 2022, and headquartered in Marousi. The firm explicitly provides penetration testing, ethical hacking, and red-team services, demonstrated through social media and LinkedIn content, emphasizing its focus on vulnerability assessment and simulated cyberattack testing.
Neurosoft
Neurosoft is a Greece-based IT services and consulting firm with 208 employees, EUR37.9M annual revenue, and a EUR15.1M market cap. As a leading managed services provider, it specializes in cybersecurity, technology solutions, and field services, offering penetration testing, security assessments, and attack simulations to improve client security and resilience.
Qualco Group
Greece-based software development company with 83 employees; founded in 1998; recently acquired cybersecurity firm Cenobe, which offers penetration testing, red teaming, threat intelligence, and incident response services; operates in industrial manufacturing, credit management, AI, and data analytics sectors; 4.8% annual growth; global web rank #5,083,380.
Memorandum
Cybersecurity-focused IT services and consulting company based in Athens, Greece; specializes in penetration testing and adversary simulations with 7 employees, founded in 2020, and offers bespoke, impact-centric security solutions.
RavenForTech
IT services and consulting company specializing in cybersecurity, digital forensics, and penetration testing; 6 employees with 14.3% YoY growth; based in Budapest, Hungary; offers services including incident response, fraud detection, forensic investigations, and vulnerability assessments.
QUADRON Analytica & Cybersecurity
IT services and cybersecurity firm based in Budapest, Hungary; 24 employees; founded 2014; specializes in penetration testing, VAPT, cybersecurity assessment, and security operations; serves global clients with a focus on governance, risk, and compliance.
White Hat IT Security
Cybersecurity firm headquartered in Budapest, Hungary, specializing in penetration testing and vulnerability assessments; offers vulnerability assessments, adversary simulation, and related cybersecurity services; based in Budapest, Hungary, with public references confirming location.
Cyber Operations Group
Cyber Operations Group Kft. is a Hungarian cybersecurity firm headquartered in Budapest, providing managed security solutions and penetration testing services; offers ethical hacking, vulnerability assessments, and real-world attack simulations to identify security vulnerabilities.
VMGroup
IT Services and IT Consulting company based in Ireland; specializes in cybersecurity, digital forensics, electronic discovery, and IT audits; offers penetration testing services; 10 employees with 17.6% YoY growth; founded in 2014; uses advanced forensic technology.
Cyber Security Ireland (CSI) - for OT/ICS
Private cybersecurity firm specializing in OT/ICS security; offers penetration testing and risk analysis services; founded 2022; based in Dublin, Ireland; 3 employees with +300% YoY growth.
Smarttech247
Cybersecurity company specializing in managed detection and response, penetration testing, and threat management; headquartered in Cork, Ireland, with 110 employees, founded in 2003, and $1.7M in funding; offers VisionX MDR platform and serves healthcare, fintech, government sectors.
Integrity360
Integrity360 is a private Irish-based cybersecurity and IT consulting company with 237 employees, $146.8M revenue, founded in 2005. It is Ireland's largest cybersecurity specialist and offers comprehensive penetration testing services, including infrastructure, web app, API, mobile, Wi-Fi, IoT, cloud, AD, and segmentation testing, along with PTaaS. The firm operates across Europe, Africa, and the Caribbean, and has recently acquired Redshift Cyber Security and Holiseum. It ranks #779,785 globally and #165,814 in its country, with a focus on helping organizations grow securely.
Responsered
Embedded software products company founded in 2025; based in Dublin, Ireland; offers penetration testing (pentest) services; 2 employees with +100% monthly growth.
Conscia Ireland
Cybersecurity company specializing in offensive security services including penetration testing and red teaming; Irish-registered entity Conscia Limited based in Dublin 8, with explicit pentest offerings in Ireland.
Mentat
Cybersecurity consultancy specializing in penetration testing, incident response, and security assessments; founded in 2009, with 3 employees (+25% YoY growth), headquartered in Rome, Italy. Focuses on proactive defense, ethical hacking, and security research, serving clients with a full-service security portfolio.
DigitalDefense
DigitalDefense is a private cybersecurity firm based in Italy, specializing in penetration testing, incident response, digital forensics, and ISO 27001 compliance; founded in 2019, with 5 employees and offices in Bologna, operating nationwide.
Clevsi
Clevsi is an Italy-based IT services and consulting firm specializing in software development and cybersecurity, including penetration testing, vulnerability assessment, and incident response; founded in 2022, with 2 employees.
Ancharia
Cybersecurity startup founded in 2022 in Italy; specializes in penetration testing and offensive security services; small team of 2 employees; maintains a niche web presence with 104 monthly visits.
Secsi
Italy-based cybersecurity firm SecSI S.r.l. specializes in security assessments and penetration testing; offers comprehensive pentest methodologies including footprinting, network scanning, exploitation, and post-exploit analysis, emphasizing realistic attack simulation for vulnerability identification.