The NSI (National Security Inspectorate) is the UK’s leading certification body for the security industry. Custom is accredited to their Gold Standard.

Accredited by UKAS as competent and recognised as a certified provider by the UK government.

Approved by Safe Contractor as complying with health & safety best practices.

CHAS (The Contractors Health and Safety Assessment Scheme) was created by experienced professionals in 1997 to improve health and safety standards across the UK.

Constructionline is the UK’s most connected and progressive provider of procurement and supply-chain management services, making contracting simpler.

Investors in People is the Standard for people management. Their prestigious accreditation is recognised across the world as a mark of excellence and high performance through people.

Cyber Essentials is a UK government scheme to ensure businesses protect themselves and the data they hold against cyber threats.

Formed in 1995, PLEXUS is one of the largest groups of independent security companies who can provide complete security and safety solutions on a Nationwide basis. All Plexus members are accredited to NSI Gold and/or BAFE.