
WorkNest
CREST and CHECK-accredited UK penetration testing and managed security provider formed in 2026 from Pentest People, Bulletproof, and Target Defense, with CREST STAR/TLPT-FS capability and the GuardNest vulnerability management platform.
- Categories
- Penetration testing, Managed security services, Vulnerability management, Incident response
- Based in
- Chester, United Kingdom
- Founded
- 2014
- Size
- 201-500 staff
- Ownership
- Owned by Inflexion since 2024
- Certifications
- CREST OVS
About WorkNest
WorkNest provides cyber security services through its Secure division. It sells penetration testing, exposure management, advanced security testing, security operations and compliance support. The work covers APIs, web and mobile apps, cloud, enterprise and wireless networks, plus large language models. It also offers red teaming, social engineering and security awareness training. GuardNest is its exposure management offering. The GuardNest platform centralises vulnerability data, insights and remediation in one place. Continuous vulnerability scanning gives ongoing visibility of risks across an operational environment. Penetration testing can be added when needed, so the service scales with requirements. Security operations include cyber incident response, digital forensics and managed SIEM, with continuous monitoring and rapid response. Compliance services cover SOC 2, ISO 27001, ISO 42001, GDPR and an outsourced DPO. The company serves organisations in the UK and US.
Products
- GuardNestAn exposure management platform that centralises vulnerability data, insights and remediation.
- The GuardNest PlatformA single platform for vulnerability data, insights and remediation.
Ownership and deals
Companies WorkNest owns
See companies owned by WorkNest for the category and head office of each.
Other penetration testing companies
Sources
- Official Website (WorkNest Secure)
- CREST Marketplace, WorkNest Cyber (comprising Bulletproof Cyber, Target Defence, and Pentest People)
- NCSC, CHECK Green Light listing
- NCSC, Assured services (Cyber Incident Exercising, Cyber Advisor)
- Companies House, WorkNest Cyber Ltd 10661715 (formerly Pentest People Limited)
- Companies House, Bulletproof Cyber Ltd 05490180
- Penetration testing services
- Attack simulation services