So who should you trust ... an NSI NACOSS 'Gold' company!
National Security Inspectorate is the highest Inspectorate governing security alarm companies in the British Isles
NACOSS National Approval Council of Security Systems
The Police - NACOSS 'Gold' approved companies install systems to meet the requirements of the Association of Chief Police Officer's policy. The Police will respond to confirmed alarm activations from monitored systems.
The Insurers - most Insurers offer discounts for homes with NACOSS installed alarms.

CERTIFICATE NO NAC/G/1856
Guest Security a NACOSS 'Gold' Company
- conduct a FREE security survey of your premises
- operate to the highest level of business excellence
- is rigorously inspected twice a year to ensure high standards are maintained in all aspects of our business
- are fully insured
- operate a 24 hour call out service, ensuring a rapid response
- install reliable, approved, 'state of the art' equipment
- issue a NACOSS Certificate of Compliance