Every AI builder headquartered in United Kingdom with a verified Penetration testing delivery record at Trustgent — cross-referenced (L2) or higher. Ranked by verification level then recency; plan tier is never a ranking input.
9 verified providers headquartered in United Kingdom carry a cross-referenced (L2) or higher Penetration testing delivery record. Order is earned: highest verification level first, ties broken by most-recent verification. A free-plan provider always outranks a paid-plan provider with weaker evidence.
Most recent verification in this market: 2026-07-04. Every listing below carries its own last-verified date — the signal that cannot be gamed.
CREST-accredited cyber security services for the whole attack surface
Verified at L2 · unclaimed. Claim it free to respond to buyers and climb to a client-verified rating. Claim it free →
Cyber security expertise for the North of England and beyond
Verified at L2 · unclaimed. Claim it free to respond to buyers and climb to a client-verified rating. Claim it free →
Verified at L2 · unclaimed. Claim it free to respond to buyers and climb to a client-verified rating. Claim it free →
Verified at L2 · unclaimed. Claim it free to respond to buyers and climb to a client-verified rating. Claim it free →
Verified at L2 · unclaimed. Claim it free to respond to buyers and climb to a client-verified rating. Claim it free →
Constant cyber attack subscription red teaming
Verified at L2 · unclaimed. Claim it free to respond to buyers and climb to a client-verified rating. Claim it free →
Verified at L2 · unclaimed. Claim it free to respond to buyers and climb to a client-verified rating. Claim it free →
UK's leading independent holistic security and GRC consultancy
Verified at L2 · unclaimed. Claim it free to respond to buyers and climb to a client-verified rating. Claim it free →
Verified at L2 · unclaimed. Claim it free to respond to buyers and climb to a client-verified rating. Claim it free →
Looking wider? See all Penetration testing providers across every market, or every verified AI builder in United Kingdom.
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