16 Best Alarm & Security Installers in Bristol for 2026

Gem Security Systems Ltd covers a broad sweep of physical and electronic security from its Bristol base, taking in fire and intruder alarms, CCTV, access control, automatic door systems, and master key suites alongside everyday locksmith work such as key cutting and locking services. The company holds a Google rating of 4.8 from 216 reviews, suggesting consistent work across a varied range of installations and site surveys.

Omega Fire and Security Ltd installs and maintains fire alarm and security systems for homes and businesses across Bristol. The firm covers detection, CCTV and access control, working with clients who need compliance-driven installations rather than one-off fixes. It holds a 5-star rating from 114 reviews, a fairly consistent record for a company operating in this field.

Bristol properties requiring alarm systems and security installations are covered by IC2 Security ltd, whose work spans domestic and commercial premises across the city. The firm has built a record of 106 reviews averaging five stars, reflecting consistency in fitting and maintaining monitored systems. Enquiries can be made through their website for further detail on coverage.

Bristol properties needing alarm work outside normal hours are covered by Alarmsafe 24hr Repairs & Installs, which handles both new installations and fault callouts across the city. The BS3 area business has built a strong local reputation, reflected in a 4.9 rating from 84 reviews, largely on the strength of its round-the-clock availability.

Fire alarm systems, intruder alarms, and access control installation sit at the core of what A&E Fire and Security offers across Bristol. The company also covers CCTV, emergency lighting, fire extinguishers, fire risk assessments, and PAT testing, giving commercial and residential clients a broad range of safety and security services from a single installer. A rating of 5.0 from 23 Google reviews adds a degree of independent reassurance.

Intruder alarm installation and monitoring form the core of Simco Security Ltd's work in Bristol, covering domestic and commercial properties across the BS14 area. The firm handles system design through to ongoing maintenance, and has built a 5-star record from 22 reviews. Callouts for fault diagnosis and upgrades of older systems are also part of its regular workload.

Bristol and the surrounding BS9 area fall within the coverage of Aerial Force Installation, which fits alarm and security systems alongside its aerial work. The firm holds a 4.5 rating from 46 reviews, reflecting consistent standards across its call-outs. Local households and businesses can arrange installation without needing to seek separate contractors for each system.

Bristol properties requiring fire and security systems fall within reach of Adept Fire & Security Ltd, covering alarm installation and related protective measures. Reviewers rate the firm 4.8 from 24 responses, a sign of consistent workmanship across the jobs it takes on. The BS4 postcode sits close to its base, aiding response times locally.

Intruder alarms, fire alarm systems, and CCTV installation are the core work at ICB Security Ltd, a Bristol-based security installer also offering access control and 24/7 monitoring. The company carries a five-star rating across its Google reviews. Maintenance and servicing contracts are available alongside new installations, covering both wired and wireless systems.

Fire alarm installation, intruder alarm systems and CCTV are the core services offered by Opsys Fire and Security, operating across Bristol and the surrounding area. The company holds a perfect five-star rating across ten Google reviews. BS3 2BX places it on the south side of the city, well positioned to serve residential and commercial premises in the area.

A 4.5 rating from 25 reviews points to consistent workmanship at Standfast Security Systems, an alarm and security installer serving Bristol. The company fits intruder alarms and CCTV systems for domestic and commercial premises, with jobs carried out and signed off to a standard that clients have been willing to vouch for repeatedly.

A five-star rating from seven reviews points to consistent standards at Avert Fire and Security Limited, which installs alarm and security systems for properties across Bristol. The company works on fire and intruder detection setups, tailoring installations to individual buildings rather than offering one-size-fits-all packages. Its client base remains small, which allows closer attention to each job.

Avon Alarms & Avon Fire Systems installs and maintains intruder alarms and fire detection systems for homes and businesses in Bristol. The firm covers both security and fire safety under one roof, a combination not every installer offers. Reviews on Google put it at five stars from seven customers, reflecting consistent workmanship across its jobs.

Bristol and the surrounding areas are served by Sovereign Fire & Security, which installs and maintains fire and intruder alarm systems for homes and businesses. Work covers detection equipment, CCTV and access control, with an emphasis on ongoing maintenance rather than one-off fitting. The firm holds a 4.5 rating from 11 Google reviews.

Remote Surveillance Ltd installs and maintains alarm and security systems across Bristol. The company operates under the BS10 postcode, serving a defined area of the city with a focus on surveillance and intruder detection work. Its website, remsurv.co.uk, sets out the scope of its installations and monitoring services in straightforward terms.

Security and alarm installation services for the Bristol area, with a postcode centred on BS39 5BX suggesting particular coverage across the Chew Valley and surrounding rural stretches. Chew Valley Gates installs and fits security systems suited to properties where gate and perimeter security is a practical priority. The company's name points to a specialism in gated access alongside broader alarm installation work.