CY4OR Limited - Providing proactive and reactive computer forensic investigation services. Focusing on computer crime, misuse and fraud on behalf of companies, local governments and law enforcement agencies.
NSS Group, The - Security and certification consultancy services.
Portcullis Computer Security - Information encryption and data security specialists. Providers of information security products and services.
Presence Ltd - Installation, configuration and support for security solutions. Details of services available, case studies and contact information. Based in Nottingham.
Risk Management Europe Ltd - Specialises in ISO 17799 information security management best practice and BS7799 consulting. Based in Ayrshire, Scotland.