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39 Years
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Emergency
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Trusted Security Systems Provider in Alton
Established in 1987, Crime Detection Systems has built a reputation as a trusted provider of comprehensive security solutions across the UK. Our NSI Gold Approved status reflects our commitment to industry-leading standards in designing, supplying, and installing security systems tailored to individual client needs. With over 30 years of expertise, we specialise in intruder alarms, CCTV, door access systems, fire detection systems, and 24/7 monitoring services, ensuring robust protection for residential and commercial properties. Our team of certified engineers delivers bespoke solutions, combining cutting-edge technology with meticulous installation and ongoing maintenance. As NACOSS Gold Scheme members, we adhere to rigorous quality controls, offering systems compliant with police and insurance requirements.

Our partnerships with leading alarm receiving centres like EMCS guarantee rapid response times for monitored systems. From initial site surveys to long-term support, we prioritise client satisfaction through transparent communication and tailored security strategies. Our portfolio spans diverse sectors, including high-profile installations for television stars, schools, and the Ministry of Defence. Backed by 24/7 emergency support and regular system maintenance plans, we ensure continuous protection for clients' properties, staff, and assets. This enduring dedication to excellence has solidified our position as a respected authority in the security industry.
Services
Intruder Alarms CCTV Systems Door Access Control Fire Detection 24/7 Monitoring
Details
  • Year established: 1987
Highlights and features
  • 30+ years of security system expertise since 1987
  • NSI Gold Approved installer status for quality assurance
  • 24/7 emergency response and monitoring services
  • Compliant with British standards and insurance requirements
  • Tailored solutions for residential and commercial properties
Associations and certifications
  • NSI Gold
  • NACOSS Gold Scheme
Services
Intruder Alarms
Our intruder alarm systems combine infrared technology, wireless connectivity, and pet-immune detectors for comprehensive property protection. We offer audible-only systems for homes and monitored networks linked to police response. Bespoke installations include mobile app integration and large perimeter sensors, ensuring tailored security for residential and commercial clients.
CCTV Systems
We install high-specification CCTV systems featuring night vision, pan-tilt capabilities, and number plate recognition. Our weatherproof cameras support remote monitoring via mobile apps, providing 24/7 visibility for domestic and commercial properties. Systems include cloud storage and maintenance packages to ensure long-term functionality and deterrence.
Door Access Control
Our door access solutions include card readers, keypads, and biometric systems for secure entry management. PC-based platforms allow real-time access permission adjustments, while standalone units offer cost-effective security for smaller premises. Systems integrate with existing infrastructure for seamless operation across commercial and residential sites.
Fire Detection
We supply and install addressable and non-addressable fire detection systems compliant with British standards. Our solutions include multi-sensor technology, digital signaling to fire brigades, and wireless systems for diverse environments. Regular maintenance ensures optimal performance for commercial, industrial, and domestic properties.
24/7 Monitoring
Our monitored systems connect to EMCS, the UK's leading alarm receiving centre, ensuring rapid response to activations. Services cover intruder alarms, fire detection, and environmental monitoring through Redcare GSM and DualCom technologies. Clients access real-time system logs and management tools via secure online portals.
Questions
What security systems do you install?
We install intruder alarms, CCTV systems, door access controls, fire detection systems, and 24/7 monitored solutions for residential and commercial properties.
Are your installers certified?
Yes, we are NSI Gold Approved Installers and members of the NACOSS Gold Scheme, ensuring compliance with industry standards.
Do you offer 24/7 emergency support?
Yes, our monitoring services operate 24/7 with rapid response through EMCS alarm receiving centre and police notification systems.
Can systems be monitored remotely?
All monitored systems include mobile app access for real-time alerts, footage viewing, and system management from any location.
What areas do you cover?
We serve Hampshire, Surrey, West Sussex, Wiltshire, and Dorset, with nationwide monitoring capabilities for commercial clients.
Do you provide maintenance plans?
Yes, we offer regular maintenance contracts for all security systems to ensure ongoing compliance and optimal performance.
Reviews (5)
Simon Stevens
Feb 02, 2021 Report
We have a fine pair of electric gates that inherited an intermittent fault. CDS were called to investigate, they responded promptly. From start to finish we experienced an exceptional seamless professional service. Allen the owner / engineer was on site within 12 hours, identified the fault and repaired the gates on his second visit 2 days later to fit new parts. What can I say other than CDS are HIGHLY RECOMMENDED
Robert Hudd
Jan 22, 2021 Report
Jo and the team were so helpful getting the old alarm sorted in the house we have just bought. I would highly recommend them to anybody!
Bernie Wright
Dec 30, 2020 Report
Customer service is questionable. Beware. My experience of this company was with one of their drivers who is an aggressive and dangerous driver. They need some anger management and road safety lessons. He tried to undertake me in a flow lane as I was coming in onto oncoming traffic. They then cut me up on a roundabout 1/2 mile up the road. I rang the company head office and was answered by a very unhelpful person.

All I wanted to hear was they would look into it and talk to the driver. But no, I was asked if I had video evidence. As I didnt they were prepared to do nothing. Not even chat to the driver. I was advised it was the MD driving as this meant something. It did, he's an impatient, rude and aggressive driver and shouldn't be on the road. Parting shot from the secretary was before companies put phone numbers on vans, you just got on with it. Isn't the internet a wonderful thing.
Ross O'Shaughnessy
Jun 27, 2020 Report
We used CDS for our home security system and couldn't be happier. The engineer who installed the security system was charming and extremely knowledgable. Using CDS was an easy choice, after researching and seeing the wealth of experience they come with. I would highly recommend them.
Leone Coles
May 26, 2020 Report
Thanks to your engineer who was very understanding when coming to our property through Covid. We all had to be a bit careful, but your enegineer was very polite and diligent. Also thanks to the office for pointing out I had paid you twice for the same contract and getting the money back so quickly to me. I hope we will speak soon about the new system you are going to install. It sounds amazing!