Home / Certifications / ISO 27001 Lead Auditor

Find a pentest company with ISO 27001 Lead Auditor

47 companies have this certification

ISO 27001 Lead Auditor Certification


Origin


The ISO 27001 Lead Auditor certification stems from the ISO/IEC 27001 standard, which was published by the International Organization for Standardization (ISO) and the International Electrotechnical Commission (IEC) in 2005, with its roots in the British Standard BS 7799. The certification was created to train professionals to audit information security management systems (ISMS) against the ISO 27001 standard. Various accredited training organizations worldwide offer this certification, following guidelines established by bodies like IRCA (International Register of Certificated Auditors) and other national accreditation organizations.


Industry Value


The ISO 27001 Lead Auditor certification is highly valued because it demonstrates an individual's expertise in conducting comprehensive information security audits and assessing organizational compliance with internationally recognized security standards. Organizations worldwide seek certified lead auditors to perform internal audits, prepare for external certification audits, and ensure their ISMS meets regulatory and customer requirements. The certification is particularly important for consulting firms, audit organizations, and enterprises managing sensitive data, as it provides assurance that security controls are properly implemented and maintained according to global best practices.

Serket-Tech Security

Serket-Tech Security

Infrastructure Security
Atlanta, United States 14 employees

Serket-Tech Security is a cybersecurity consulting and IT services company based in Atlanta, Georgia, with 8 employees and 366.7% YoY growth; it offers penetration testing, risk assessment, incident response, and compliance services, blending governance with engineering to enhance security and resilience.

Penetration Testing
Vulnerability Assessments
Managed Security Services
+5 more
PurpleBox Security

PurpleBox Security

Vulnerability Management
Georgia 29 employees

Cybersecurity company based in Atlanta, Georgia, specializing in penetration testing, cybersecurity, and compliance solutions; explicitly offers pen testing services as a core part of their offerings.

Penetration Testing
Vulnerability Management
Cloud Security
+5 more
Praetorian Secure

Praetorian Secure

Network, Web, and Cloud Penetr...
Davison, United States 3 employees

Praetorian Secure is a Michigan-based cybersecurity firm specializing in penetration testing and security consulting; 2 employees, $33.2M revenue, founded 2009, headquartered in Davison, MI. Offers comprehensive pentest services including network, web, wireless, IoT, and cloud assessments, with expertise in HIPAA, PCI-DSS, and NIST compliance; serves both commercial and government sectors.

Penetration Testing
Virtual CISO Services
Gap Assessments
+5 more
0 Tolerance Security

0 Tolerance Security

Network and Application Penetr...
Wisconsin 1 employees

Cybersecurity firm headquartered in Milwaukee, Wisconsin; specializes in penetration testing services including PCI compliance, web and mobile app security testing, with detailed testing workflows and security assessments.

Penetration Testing
Vulnerability Scanning
Governance Risk And Compliance Consulting
+4 more
Cresco Cybersecurity

Cresco Cybersecurity

Penetration Testing and Red Te...
Luxembourg 19 employees

Cybersecurity company specializing in penetration testing, ethical hacking, and security assessments; 13 employees with 26.7% YoY growth; founded 2020; based in Brussels, Belgium; offers red team, blue team, phishing, awareness training, and security transformation services.

Cybersecurity Assessments
Penetration Testing
Red Teaming
+5 more
Approach Cyber

Approach Cyber

Ethical Hacking
Mont-Saint-Guibert, Belgium 79 employees

Cybersecurity and privacy service provider based in Mont-Saint-Guibert, Belgium; offers penetration testing, ethical hacking, and comprehensive cybersecurity solutions; 65 employees, founded 2001, with a focus on building digital trust and protecting data.

Phishing And Awareness
Governance Risk And Compliance
Privacy And Data Protection
+5 more
Nebosystems

Nebosystems

IT Support and Cybersecurity S...
Sofia, Bulgaria 11 employees

IT & Services company based in Sofia, Bulgaria; 6 employees with 37.5% YoY growth; specializes in IT support, cloud, security, DevOps, and IT audit; offers penetration testing services for security and compliance; 1,138 monthly visits, global rank #11,325,293.

IT Support
Cybersecurity
Penetration Testing
+5 more
Ad

Stop wasting time on security questionnaires

ResponseHub uses AI to automate your security questionnaire responses. 100% confidence, save days, unblock deals.

Learn more
Infigo IS

Infigo IS

Offensive Security and Managed...
Croatia 100 employees

Croatian cybersecurity company based in Zagreb; provides managed security services including SOC management; offers penetration testing and red team exercises, emphasizing offensive security and vulnerability testing.

Managed Security Operations Center (soc)
Penetration Testing
Red Team Exercises
+5 more
Alinet.cz

Alinet.cz

Ransomware-Focused Penetration...
Czechia 4 employees

Alinet.cz is a Czech cybersecurity firm based in Prague, specializing in proactive cyber defense, penetration testing, and threat monitoring. The company holds certifications including CHFI, CEH, ISO 27001 lead auditor, and Microsoft Cybersecurity Architect, and offers services such as penetration testing, threat hunting, and incident response to enhance organizational security posture.

Proactive Cyber Defense
Penetration Testing
Threat Monitoring
+5 more
Cybertested

Cybertested

Web Application Security
Estonia 9 employees

Cybertested is an Estonian cybersecurity firm offering AI-driven penetration testing and dark web monitoring; provides certified reports for compliance standards like SOC 2, ISO 27001, and NIS2. The company emphasizes continuous security assessments and dark web surveillance, with a focus on pentesting services.

Penetration Testing
Dark Web Monitoring
Cybersecurity Monitoring
+4 more
Kamea Security

Kamea Security

Black Box and Grey Box Penetra...
Paris, France 11 employees

Cybersecurity company specializing in penetration testing, risk assessment, and SOC services; 8 employees; headquartered in Paris, France; offers 24/7 cyber risk management, consulting, SOC integration, intrusion testing, and Red Team as a Service.

Pentest
Cybersecurity Audit
Red Team As A Service
+4 more
XMCO

XMCO

Red Team Testing
Paris, France 121 employees

Cybersecurity consulting firm specializing in penetration testing, security audits, and incident response; 93 employees (+21% YoY growth); $5M-$25M revenue; Founded 2002; Paris, France; CERT & PCI QSA certified.

Penetration Tests
Security Audits
Gap Analysis
+5 more
DIGISEC

DIGISEC

Technical Penetration Testing
Nantes, France 3 employees

Cybersecurity consulting firm based in Nantes, France; specializes in audit, penetration testing, governance, and training with 15 years of IT infrastructure experience; 2 employees, +50% YoY growth, founded 2020.

Penetration Testing
Audit
Rssi À Temps Partagé
+3 more
S

SSHack

Web Application Penetration Te...
France

Cybersecurity firm headquartered in Paris, France, specializing in penetration testing, Red Team, and security audits; offers comprehensive vulnerability assessments including infrastructure, web, and Active Directory security, with expertise in identifying zero-day vulnerabilities and providing offensive security services.

Penetration Testing
Red Team
Security Audit
+4 more
Ad

Advertise on pentest.fyi

You could be here!

Learn more
Apollon Security

Apollon Security

Comprehensive Penetration Test...
Monheim, Germany 14 employees

Cybersecurity company specializing in penetration testing, vulnerability management, and threat intelligence; founded in 2022, with 8 employees, based in Monheim, Germany, and recognized by Cyber Security Awards. Offers extensive services including penetration testing, phishing tests, and cyber security maturity assessments.

Provides Consulting
Vulnerability Management
Phishing Awareness
+5 more
Passeca

Passeca

Comprehensive Penetration Test...
Forbach, Germany 11 employees

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.

Provides Governance
Risk
Compliance (grc) Solutions
+5 more
NSIDE ATTACK LOGIC GmbH

NSIDE ATTACK LOGIC GmbH

Web Application Pentesting and...
München, Germany 15 employees

Cybersecurity company specializing in penetration testing, red teaming, and security assessments; 11 employees, founded 2014, headquartered in München, Germany; over 250 clients; services include web app hacking, IoT, SCADA, hardware hacking, and social engineering.

Provides Penetration Testing
Iot And Hardware Hacking
Red Team Assessments
+5 more
Profundis Labs GmbH

Profundis Labs GmbH

Comprehensive Network and Appl...
Munich, Germany 2 employees

Private company headquartered in Munich, Germany, providing material handling, overhead crane, and hoist inspection, repair, and training services; explicitly offers penetration testing and security audits, highlighting their cybersecurity expertise.

Provides Penetration Testing
Security Audits
Consulting Services
+2 more
Profundis Labs

Profundis Labs

Network, Server, Web, Mobile, ...
Germany 2 employees

German cybersecurity consulting firm based in Munich; specializes in penetration testing for networks, servers, web, mobile, and fat-client applications; offers authorized simulated attacks to identify vulnerabilities.

Provides Penetration Testing
Security Audits
Consulting Services
+1 more
Analytica

Analytica

Comprehensive Penetration Test...
Latvia 68 employees

Latvia-based cybersecurity consulting firm specializing in information security and penetration testing; headquartered in Riga with legal address at Krišjāņa Valdemāra iela 18-7, LV-1010; offers security consulting, services, and operations center, with expertise in vulnerability assessments and ethical hacking.

Penetration Testing
Information Security Consulting
Training
+3 more
Cresco Cybersecurity

Cresco Cybersecurity

Ethical Hacking and Red Teamin...
Luxembourg 19 employees

Cybersecurity company specializing in penetration testing and security assessments; 13 employees with 26.7% YoY growth; based in Luxembourg; founded in 2020; offers services including red team, blue team, phishing, and security transformation plans, with an ethical hacking background.

Cybersecurity Assessments
Penetration Testing
Red Teaming
+5 more
Z-Labs

Z-Labs

Adversary Simulation and Penet...
Sopot, Poland 3 employees

Cybersecurity company specializing in offensive security and penetration testing; offers adversary simulation, red teaming, application and infrastructure security assessments; 2 employees, founded 2018, based in Sopot, Poland.

Provides Penetration Testing
Adversary Simulation
Infrastructure Security Assessment Services.
Securitum

Securitum

Penetration Testing and IT Sec...
Kraków, Poland 59 employees

Cybersecurity IT services company specializing in penetration testing and security audits; 35 employees, +22.9% YoY growth, founded 2009 in Kraków, Poland; offers web, mobile, infrastructure, and cloud security testing, along with training and public reports.

Provides Penetration Testing Services Including Web Application
Mobile Application
Infrastructure
+4 more
SEQRED

SEQRED

IoT and ICS Cybersecurity and ...
Poland 14 employees

Cybersecurity services provider based in Poland; specializes in IoT and ICS security, offering offensive and defensive solutions including cloud security, threat intelligence, and security testing. 11 employees with -22.2% YoY growth; active penetration testing provider with services and roles dedicated to pentest activities.

Provides Cybersecurity Services Including Penetration Testing
Red Team Operations
Security Audits
+5 more
SecurHUB

SecurHUB

Penetration Testing for Web, M...
Poland

Poland-based cybersecurity firm SecurHUB Sp. z o.o. specializes in penetration testing services for web, mobile, network, and cloud environments, with a focus on OWASP Top 10 and ASVS compliance. The company is headquartered in Warsaw, Poland, and guarantees high-quality security solutions through certified specialists.

Provides Penetration Testing For Web
Mobile
Network
+5 more
Sandline

Sandline

Risk-Based Penetration Testing...
Bucharest, Romania 5 employees

Cybersecurity company specializing in penetration testing, vulnerability assessment, incident response, and cybersecurity training; founded in 2007, based in Bucharest, Romania, with 4 employees and 25% growth. Offers services such as human vulnerability testing and cyber threat intelligence, with a focus on solution-oriented IT security.

Penetration Testing
Red Team
Vulnerability Assessment
+3 more
OMEGA Trust

OMEGA Trust

IT Systems Penetration Testing...
Sectorul 1, Romania 18 employees

IT services and consulting company specializing in cybersecurity audits, penetration testing, and compliance; 10 employees; founded 2004; headquartered in Sectorul 1, Bucharest, Romania; offers cybersecurity, IT audit, and consulting services, with proven expertise in penetration testing and security certifications.

Audit Of Information Systems
Information Security Risk And Compliance
Cybersecurity
+4 more
ITUniversityRo

ITUniversityRo

Web Application and Wireless/M...
Romania 1 employees

Cybersecurity training and consulting company based in Ploieşti, Romania; offers web security assessment, penetration testing, wireless/mobile penetration testing, security consulting, and compliance audits; specializes in cybersecurity education and certification.

Training And Awareness
Penetration Testing
Web Security Assessment
+4 more
DLTCode

DLTCode

Penetration Testing and Securi...
Spain 66 employees

Cybersecurity consulting firm specializing in penetration testing, digital transformation, and next-generation security solutions; 41 employees with 88.6% YoY growth; based in Spain; active in space security missions involving nanosatellites.

Penetration Testing
Cybersecurity Consulting
Forensic Analysis
+5 more
Ad

Stop wasting time on security questionnaires

ResponseHub uses AI to automate your security questionnaire responses. 100% confidence, save days, unblock deals.

Learn more
Forecight Cybersecurity

Forecight Cybersecurity

Adversarial Emulation and Pene...
Canada 49 employees

Canada-based cybersecurity firm headquartered in Vancouver, BC; specializes in penetration testing, adversarial emulation, and proactive vulnerability remediation; offers advisory, compliance, managed, and on-demand cybersecurity services.

Penetration Testing
Adversarial Emulation
Advisory Services
+5 more
SeekingFire Consulting Inc.

SeekingFire Consulting Inc.

Penetration Testing and Networ...
Kelowna, Canada 2 employees

Cybersecurity company based in Kelowna, Canada; specializes in penetration testing, security assessments, vulnerability scans, and incident response; 2 employees, founded 2013; offers ethical hacking and attack-simulation services to identify system vulnerabilities.

Penetration Testing
Vulnerability Scans
Security Assessment & Audits
+3 more
Cyro Cyber

Cyro Cyber

Offensive Security Testing
United Kingdom 41 employees

Cybersecurity company based in London, UK; provides penetration testing (pentest) services including PenTest-as-a-Service and offensive security testing; headquartered in London, England.

Penetration Testing
Offensive Security Testing
Governance
+3 more
R & I Consulting

R & I Consulting

Network and Application Penetr...
Other 5 employees

UK-based IT services and cybersecurity consulting firm founded in 2017; specializes in penetration testing and vulnerability assessments with 3 employees and headquartered at 5 Freeman Close, Castle Hill, Ebbsfleet Valley, DA10 1BY, UK.

Penetration Testing
Vulnerability Assessment
Threat Intelligence
+5 more
GoAllSecure

GoAllSecure

Network Penetration Testing
London, United Kingdom 12 employees

GoAllSecure is a UK-based private cybersecurity services provider specializing in penetration testing, red team exercises, and comprehensive security solutions. Founded in 2021, it has 9 employees with 50% YoY growth, offering services across website, API, cloud, server, and mobile security to global clients. The company emphasizes offensive security with active penetration testing and assurance offerings, serving both government and private sectors worldwide.

Penetration Testing
Red Team Exercises
Vulnerability Assessment
+4 more
SecureByte

SecureByte

Offensive Security
Guarulhos, Brazil 5 employees

SecureByte is a private data security software company based in Guarulhos, Brazil, founded in 2015 with 3 employees. It provides cybersecurity services including penetration testing, cloud security, endpoints protection, and threat intelligence, serving a trusted network of over 20 companies. The company's focus on cybersecurity and data protection is supported by its service categories and client trust.

Segurança Ofensiva
Defesa Cibernética
Treinamentos
+5 more
XNET SOLUTIONS SAC

XNET SOLUTIONS SAC

web application pentesting
Lima, Peru 11 employees

IT services and consulting company based in Lima, Peru, specializing in security solutions including penetration testing, ethical hacking, and offensive security; 3 employees with 25% YoY growth; offers security training and holds EC-Council certifications; provides simulated attack testing like red team exercises, web/mobile testing, and phishing campaigns.

Cybersecurity Training
Penetration Testing
Ethical Hacking
+1 more
TGW Advisory Pte Ltd

TGW Advisory Pte Ltd

Industrial Control Systems (IC...
Singapore 7 employees

Cybersecurity company specializing in industrial control systems, OT cybersecurity, and risk assessment; offers penetration testing, vulnerability assessment, source code review, and related services; 3 employees, founded 2015, based in Singapore.

Provides Industrial Control System Cybersecurity
Application Security Testing
Vulnerability Assessment And Scanning
+5 more
Integrated Global Solutions Limited (IGS)

Integrated Global Solutions Limited (IGS)

Web Application Penetration Te...
Hong Kong, Hong Kong 129 employees

IT services and consulting company based in Hong Kong; 85 employees with 24% YoY growth; specializes in ITSM, infrastructure, applications, data analytics, big data, open-source tech, and penetration testing with GIAC GWAPT credential; founded in 2007.

Penetration Testing
Security Risk Assessment
Vulnerability Scanning
+4 more
ITSec HK

ITSec HK

Web and Network Penetration Te...
Hong Kong

Hong Kong-based IT security consulting firm specializing in penetration testing (pentest) and security risk assessments; provides IT security services including audits and vulnerability assessments; located at Room 2610, Apec Plaza, Kwun Tong, Hong Kong.

Penetration Testing
Security Risk Assessment And Audit (sraa)
Vulnerability Assessment
+5 more
Cyber Digital Research Limited

Cyber Digital Research Limited

Comprehensive Penetration Test...
Hong Kong 1 employees

Hong Kong-based cybersecurity firm specializing in penetration testing services; confirmed addresses in Wanchai, Hong Kong, and Hong Kong incorporation details; provides ethical hacking and security assessments.

Penetration Testing
Vulnerability Assessment
Cybersecurity Solutions
+5 more
CYBER-THINKERS

CYBER-THINKERS

Penetration Testing and Vulner...
Hong Kong

Hong Kong-based cybersecurity consulting firm established in 2011; provides penetration testing and vulnerability assessments as core services; emphasizes secure environments supporting business growth.

Information Security Consultancy
It Security Assessment For Iam Smart Adoption Projects
Cyber Security Solution Or Architecture Design
+5 more
Secure D Global

Secure D Global

Comprehensive Penetration Test...
Bangkok, Thailand 53 employees

Cybersecurity company specializing in security assessment, penetration testing, incident response, and compliance; 37 employees with 20.5% YoY growth; founded in 2018; headquartered in Bangkok, Thailand; operates across Southeast Asia with offices in Kuala Lumpur and Bangkok.

Security Assessment And Penetration Testing
Cyber Incident Response And Digital Forensic
Compliance And Audit
+3 more
PT Digital Solusi Grup

PT Digital Solusi Grup

Penetration Testing Services
Indonesia 50 employees

Indonesian cybersecurity company specializing in penetration testing; offers dedicated pentest services and related cybersecurity solutions; headquartered in Jakarta and Malang, East Java, Indonesia.

PT Digital Solusi Grup Provides Comprehensive Cybersecurity Services Including Penetration Testing
IT Security Consulting
Threat Intelligence
+5 more
Dtechcorp Konsultindo Prima

Dtechcorp Konsultindo Prima

Vulnerability Assessment and P...
Indonesia 11 employees

Indonesian-based IT consulting and auditing firm specializing in vulnerability assessment and penetration testing; offers white-box, grey-box, and black-box pentest services to identify vulnerabilities in networks, applications, and infrastructure; headquartered in Jakarta, Indonesia, and registered with BSSN and KOMINFO.

Dtechcorp Konsultindo Prima Offers IT Consulting And Auditing Services Specializing In Vulnerability Assessment
Penetration Testing (white-box
Grey-box
+4 more
Shieldbyte Infosec Pvt. Ltd.

Shieldbyte Infosec Pvt. Ltd.

network, application, and clou...
India 50 employees

India-based cybersecurity firm specializing in penetration testing and vulnerability assessment; offers VAPT, attack simulations, and comprehensive security audits; headquartered in Mumbai, Maharashtra, India; CERT-In empanelled security auditor.

Penetration Testing
Vulnerability Assessment
Security Audits
+5 more
Detox Technologies Pvt Ltd

Detox Technologies Pvt Ltd

web application pentesting
India 11 employees

India-based cybersecurity company specializing in penetration testing (black box, grey box, white box); focuses on high-quality security testing for enterprises with a proven track record of exposing vulnerabilities on major platforms; headquartered in Noida, India.

Penetration Testing (black Box
Grey Box
White Box)
+5 more
Cyberyaan Training & Consultancy

Cyberyaan Training & Consultancy

web application pentesting
India 25 employees

India-based cybersecurity firm specializing in penetration testing and security audits; headquartered in New Delhi, India; offers ethical hacking courses, security assessments, and consultancy services, with external references confirming their expertise in penetration testing.

Penetration Testing
Security Audits
Vulnerability Assessments
+4 more