UK Approved Member Companies

Penetration Testing Cyber Security
Incident Response
STAR (Simulated Targeted Attack & Response) Penetration Testing CBEST Approved Penetration Testing Provider STAR Threat Intelligence CBEST Approved Threat Intelligence Provider Cyber Essentials
2-sec Ltd
4ARMED Ltd  
7Safe Ltd  ✓
Ambersail Ltd
A&O Corsaire  
Armadillo Sec Ltd
BAE Systems Applied Intelligence
BSI Group  ✓
BT Security  ✓  ✓
Bulletproof (ServerChoice)
Capita IT Professional Services
Cisco
CNS Group
Cognosec Ltd  ✓
Commissum
Context Information Security  ✓
Control Risks Group Ltd
Cronus Cyber Technologies
Cyberis Ltd  ✓
Deloitte Touche Tomatsu
Digital Assurance Consulting Ltd  
Digital Shadows Ltd
DigitalXRAID Ltd  
Dionach Ltd
DXC Technology
ECSC Group PLC
Ernst & Young LLP
Falanx Cyber Defence
First Base Technologies LLP  
Gotham Digital Science  ✓   ✓
Hedgehog Security
High-Tech Bridge SA
IBM United Kingdom Ltd  
Information Risk Management Ltd
Integrity SA
Integrity360
InteliSecure Ltd
IT Governance Ltd
JUMPSEC Ltd
KPMG LLP  ✓
Larsen & Toubro Infotech Ltd
Leidos Innovations UK Ltd
Mandiant
MDSec Consulting  ✓
MTI Technology Ltd  
MWR Infosecurity Ltd  ✓
NCC Group  ✓  ✓  ✓
Nettitude Group
NTA Monitor Ltd
NTT Security (UK) Ltd
Obrela Security Industries
OmniCyber Security Ltd
Orpheus Cyber Ltd
Pen Test Partners LLP  ✓
Perspective Risk Ltd
PGI Strontium Ltd  ✓  ✓
Prism Infosec Ltd
ProCheckUp Ltd  ✓
PwC  ✓  ✓
QinetiQ Ltd
Quorum Cyber Security Ltd
Rapid7, Inc
Redscan Cyber Security Ltd
Regency IT Consulting  
Sapphire Technologies Ltd
SEC-1 Ltd  
Secarma Ltd
SEC Consult
SECFORCE Ltd  ✓  
SecureData Europe Ltd
SecureWorks
Security Alliance  ✓  ✓
Silcox Information Security Ltd
SpiderLabs (Trustwave)  ✓
Stroz Friedberg
SureCloud Ltd  ✓  ✓
Symantec Ltd  ✓
Synopsys
Verisign iDefense
Verizon (UK) Ltd  ✓
Westpoint Ltd
Wipro Ltd
ZeroDayLab Ltd