Evalian logo

Evalian

CREST-accredited UK cyber security and data protection consultancy offering penetration testing, ISO consultancy, and managed SOC services from offices across the UK and Ireland.

Featured in: Best CREST Pen Testing Companies

Founded
2018
Team Size
51-200
Geography
National
Markets
UK, Europe
Last verified: Apr 2026

Key facts

  • Founded in 2018.
  • Headquartered in Winchester, United Kingdom.
  • Team of 51-200 security professionals.
  • Holds CREST, ISO 27001, Cyber Essentials, Cyber Essentials Plus, and NCSC Assured accreditation.
  • Delivers 9 penetration testing services.
  • Serves clients in the UK and Europe.
  • Specialises in Adversary Simulation, Payment Security, and Financial Services Security.
  • Compliance expertise across ISO 27001, GDPR, Cyber Essentials, and PCI DSS.

About

Evalian is a specialist UK cyber security, data protection, and ISO consultancy firm, incorporated in 2018 and headquartered in Winchester, Hampshire. The company has grown to employ over 70 highly skilled professionals across offices in Winchester, London, Manchester, and Dublin, offering a comprehensive suite of services that span CREST-accredited penetration testing, GDPR and data protection consultancy, ISO 27001/9001/22301 certification support, managed SOC services, and AI governance advisory. Evalian was among the first organisations in the UK to achieve CREST OVS accreditation for web and mobile application testing.

Featured alternativeA paid placement, not a ranking
SECFORCE logo

SECFORCE

CBEST-approved, threat-led red teaming for UK financial services.

  • CBEST-approved provider staffed by certified CCRTM and CCRTS consultants.
  • Has delivered over 15 CBEST engagements for UK high street banks, major financial institutions, and other regulated entities.
CRESTCBESTISO 27001SOC 2
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Methodologies

OWASPCRESTNIST

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