Quality, Safety & Environmental Industry Recognitions

SIA Approved Contractor Scheme

SIA Approved Contractor – Sentinel Group Security Limited holds SIA Approved Contractor Scheme (ACS) status for the provision of Security Guarding and Key Holding.

NSI – Guarding Gold

NSI’s premier manned security scheme is designed for companies wishing to meet the industry’s highest standards by achieving business excellence through ISO 9001:2008 and meeting appropriate British Standards.

The British Security Industry Association (BSIA)

SGS is a proud member of BSIA. BSIA Membership is only available to companies that have a significant proportion of their business within the security industry.

Chas Accreditation

CHAS accreditation that demonstrates SGS meets stringent standards of Health & Safety, which have been developed by Local Authority Health & Safety, Procurement Professionals & HSE.

LCCI – Member London Chamber of Commerce and Industry

Sentinel Group Security is a proud member of London Chamber of Commerce.


Health and safety audit service for SGS to reassure their clients that health and safety is being handled correctly and sufficiently on their sites





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