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39 Years
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Emergency
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Trusted Security Systems in Alton, Hampshire
Established in 1987, Crime Detection Systems has built a reputation as a trusted provider of comprehensive security solutions across Hampshire and beyond. As NSI Gold Approved Installers, we specialise in designing, supplying, and installing state-of-the-art security systems tailored to both domestic and commercial needs. Our expertise spans intruder alarms, CCTV, door access systems, fire detection systems, and 24/7 monitoring services, all backed by over three decades of industry experience. We work closely with clients to conduct free site surveys, ensuring bespoke solutions that meet specific security requirements while adhering to current British standards. Our team of highly skilled engineers delivers installations for diverse clients ranging from private residences to high-profile institutions like the Ministry of Defence.

We maintain long-term relationships through regular maintenance plans and rapid-response monitoring via UK-leading alarm receiving centres. Compliance with police and insurance regulations remains central to our operations, alongside continuous investment in cutting-edge technology such as wireless systems, night vision CCTV, and biometric access controls. Our commitment to quality has earned recognition through accreditations like NSI Gold Scheme and NACOSS Gold, reinforcing our position as a reliable security partner.
Services
Intruder Alarms CCTV Systems Door Access Systems Fire Detection Systems 24/7 Monitoring
Details
  • Year established: 1987
Highlights and features
  • We have over 30 years' experience in security system installations
  • Our NSI Gold Approved status demonstrates industry-leading quality standards
  • We offer 24/7 monitoring through UK-approved alarm receiving centres
  • Our engineers provide free site surveys for bespoke security solutions
  • We install systems compliant with current British and insurance standards
Associations and certifications
  • NSI Gold Scheme
  • NACOSS Gold
Services
Intruder Alarms
Our intruder alarm systems offer tailored protection for homes and businesses. We provide free site surveys to recommend solutions ranging from basic audible alarms to complex monitored systems with mobile app integration. All installations meet British standards and include options like pet-immune detectors and large perimeter sensors.
CCTV Systems
We install advanced CCTV systems with night vision, pan-tilt capabilities, and number plate recognition. Our solutions combine high-specification cameras with remote monitoring apps, providing both domestic and commercial properties with visual deterrents and real-time security oversight.
Door Access Systems
Our door access systems offer secure entry solutions using card readers, keypads, and biometric technology. We provide both standalone units and PC-based systems allowing flexible management of access permissions for commercial properties of all sizes.
Fire Detection Systems
We supply and install fire detection systems compliant with health and safety regulations. Our range includes wired/wireless options with LED indicators and multi-sensor technology, suitable for domestic, industrial, and commercial premises with optional remote signaling to emergency services.
24/7 Monitoring
Our monitoring service operates through UK-approved alarm receiving centres. We provide continuous surveillance of security systems with rapid response protocols, using digital communication platforms that allow clients 24-hour account access for system management and log reviews.
Questions
What security systems do you offer?
We provide intruder alarms, CCTV systems, door access controls, fire detection systems, and 24/7 monitoring services for both domestic and commercial properties.
Are your installations compliant with regulations?
All our systems meet current British standards and insurance requirements, including NSI Gold Approved certifications for quality and reliability.
Do you offer monitoring services?
Yes, we provide 24/7 monitoring through UK-approved alarm receiving centres with rapid response protocols for all security systems installed.
How do you tailor systems to specific needs?
We conduct free site surveys to recommend bespoke security solutions, considering property size, usage, and specific security requirements before installation.
What experience do you have?
With over 30 years' experience since 1987, we've installed security systems for diverse clients including the Ministry of Defence and private residences.
Do you provide maintenance services?
Yes, we offer regular maintenance plans for all security systems to ensure ongoing functionality and compliance with safety standards.