About Us
At Sigma Fire & Security Ltd, we specialise in providing professional intruder alarm systems in London (and across South East London). Whether you’re a homeowner, landlord or business operator, our advanced alarm solutions are designed to deter intruders, alert you instantly and integrate with monitoring services for full-time protection.
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Ready to secure your London or Kent property with best-in-class fire & security protection? Contact Sigma Fire & Security today for a no-obligation site survey.
Accreditations
We’re accredited by the UK’s leading certification bodies — SSAIB and BAFE — and proud members of the Fire Industry Association (FIA), the UK’s largest fire protection trade body. This gives you complete confidence that our work meets the highest standards for safety, compliance, and professionalism.