Find a pentest company with Cyber Essentials
114 companies have this certification
Goaco
UK-based cybersecurity consultancy specializing in penetration testing; offers internal/external pentest services and delivers secure, innovative cybersecurity solutions. Registered in the UK with offices in Ebbsfleet/Northfleet and Scotland; recognized for its trusted expertise in cyber security testing.
Fortis DPC Limited
UK-based cybersecurity consultancy specializing in GDPR, ISO, PCI DSS compliance, and penetration testing; headquartered in Surrey with verified addresses in Guildford and Downside; offers online penetration testing services conducted by expert teams.
Css Assure
UK-based cybersecurity firm specializing in security & compliance, including penetration testing, data protection, and certification programs; registered at No.1 Colmore Square, Birmingham, UK, as Cyber Security Strategies Ltd (Company No. 11070817). Offers technical services such as vulnerability scanning and penetration testing, with dedicated pages and blog content highlighting their expertise.
Cyber Tzar
Cyber Tzar Limited is a UK-based cybersecurity firm specializing in enterprise supply chain risk management; offers penetration testing services including Pen Test as a Service and Automated Penetration Testing, with headquarters in London, UK.
CCS IT Solutions
UK-based IT services and consulting company founded in 2004; provides IT support, cybersecurity, penetration testing, vulnerability scanning, and disaster recovery services; 4 employees; focuses on improving operational maturity and security for UK businesses.
Spritzmonkey
Cybersecurity consultancy based in the United Kingdom; specializes in CREST-certified penetration testing and vulnerability scanning services, actively marketing these capabilities and participating in industry events as a recognized provider.
Content+Cloud
IT services and consulting company based in London, UK, with 72 employees and $110M revenue; specializes in Microsoft 365, Azure, Dynamics 365, and cloud infrastructure; rebranded as Advania UK; provides penetration testing services as a CHECK-certified provider.
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Intersect
Cybersecurity company headquartered in Manchester, UK; specializes in penetration testing and security assessments, offering simulated real-world attack services to identify vulnerabilities.
Arculus Cyber Security
Cybersecurity and compliance firm based in London, UK; provides penetration testing, security architecture, compliance, and risk management services; 6 employees with 52.9% YoY decline; specializes in cyber essentials, SOC 2, and cyber readiness assessments; Bridewell company.
Collective Security
Computer and Network Security company specializing in penetration testing, vulnerability assessments, bug bounty campaigns, and zero-day exploit acquisition; headquartered in Singapore, Singapore.
ATET Security
Cybersecurity and IT consulting company specializing in penetration testing, security advisory, and data protection; 6 employees, founded 2020, headquartered in Kallang, Singapore; offers cybersecurity training, social media management, and compliance services.
Singtel
Singapore-based telecommunications giant founded in 1879; offers fixed, mobile, internet, and digital services with a $51.9B market cap and $10.5B annual revenue; employs 3,962 staff (+5.0% YoY growth); provides cybersecurity services including penetration testing; ranked #11,536 globally with 5.4M monthly visits; active in Asia's telecom market, competing with Chunghwa Telecom, Telstra, and KT.
RiskImmune by Responsible Cyber
Singapore-based cybersecurity firm specializing in third-party risk management; offers penetration testing services as part of end-to-end TPRM solutions, including framework development and third-party security assessments.
CalibreCode Solutions
IT services and consulting company specializing in software testing and QA; provides manual penetration testing as part of vulnerability assessments; 31 employees; founded 2017; based in Bangalore, India.