NSI Re-certifications – September 2021

Congratulations to the following organisations who successfully achieved their NSI re-certification in September 2021 for one or more approval schemes.

Re-certification occurs at 3 yearly intervals and demonstrates  NSI approved companies commitment  maintaining competency, professionalism and opening themselves to ongoing NSI’s audit programme of annual audits.

Buyers who contract NSI approved companies for their security and fire safety needs can be assured of security and fire safety services delivered to the highest standards by businesses committed to quality and continual improvement.


Abel Alarm Co Ltd (Leicester)

AC Security Systems Ltd (Glasgow)

Alarm Systems Greater Midlands Ltd (Birmingham)

Armoury Security + Fire (Eastbourne)

CAMS Fire & Security PLC (Stevenage)

Clear Sound Security (Coventry)

Communicate UK (Chelmsford)

Computerised & Digital Security Systems Ltd (Pontypridd)

Crown Security Systems (Guisborough)

CTS Security Ltd (Kings Lynn)

ECS Systems (Kent)

Gem security Services Ltd (Bridgend)

Guardwell Securities (Camberley)

JB-EYE Ltd (Manchester)

Knighthood International Security Ltd (Sunbury on Thames)

Lee Security Ltd (London)

Master Alarms Ltd (Gillingham)

North SV Ltd (Glasgow)

Protech Alarms Ltd (Ilford)

SCS (Wokingham)

Secure One Ltd (Leicester)

Security & Fire Experts Ltd (Bury)

Select Security Solutions Ltd (Bristol)

SPIE Scotshield Fire & Security (Glasgow)

Vaults Fire and Security Ltd (Sutton Coldfield)

Watchdog Fire & Security Ltd (Greenford)

Wilkin Alarms Ltd (Sheffield)

Woodside Security Systems Ltd (London)

Systems Silver

Evoque Security Ltd (Warwick)

Security Solutions (Llanelli)

UK Red Security & Fire Systems Ltd (Leeds)

ARC Gold

Abel Alarm Co Ltd (Leicester)

Banham Alarms (London)

National Monitoring (Timperley)

Vodafone Automotive UK Ltd (Burnely)

Guarding Gold

Anchor Security Services Ltd (Chester)

Buxton & High Peak Security Services Ltd (Buxton)

Fire Gold

Abel Alarm Co Ltd (Leicester)

Armoury Security + Fire (Eastbourne)

ECS Systems (Kent)

Evolution (Electronic Security Systems) Ltd (High Wycombe)

Gem Security Services Ltd (Bridgend)

Guardian Technical Maintenance Ltd (Wigan)

Knighthood International Fire Ltd (Sunbury on Thames)

Lee Security Ltd (London)

North SV Ltd (Glasgow)

O Heap & Son Ltd (Derby)

Secure One Ltd (Leicester)

Select Security Solutions Ltd (Bristol)

Swithland Systems LLP (Leicester)

The Fire Safety Company Ltd (Richmond)

Fire Silver

Choice Fire Ltd (Motherwell)

Moffat Fire & Security Ltd (Annan)

SP Fire Systems (Grimsby)

Life Safety Risk Assessment Gold

Cardinus Risk Management Ltd (East Grinstead)

The Fire Safety Company Ltd (Richmond)

EMS Gold

Chubb (NI) Ltd (Belfast)

Specialist Services Gold

National Monitoring (Timperley)

Specialist Services Silver

Specialised Investigation Services Ltd (Cheadle Hulme)

CerticCS QMS

ADT Fire and Security Ltd (Dublin)

CerticCS ARC

G4S Fire & Security Systems (UK) (Belfast)

Search over 2000 companies independently approved by NSI here