NATIONAL SECURITY INSPECTORATE 03832142 SENTINEL HOUSE 5 REFORM ROAD MAIDENHEAD BERKSHIRE SL6 8BY PRI/LBG/NSC (Private, Limited by guarantee, no share capital, use of 'Limited' exemption) Active United Kingdom 1999-08-23 2005-03-09 THE NATIONAL APPROVAL COUNCIL FOR SECURITY SYSTEMS 2000-12-29 NATIONAL SECURITY INSPECTORATE 2000-01-19 SECURE ENVIRONMENT COUNCIL 31 03 2026-12-31 2025-03-31 DORMANT 2026-08-08 2025-07-25 80200 - Security systems service activities