The quick way to find a local Security systems / Alarms in Londonderry

Smart Alarms

Security systems / Alarms

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Verisure is the UKs Number 1 leading alarm company, recently expanded out to the UK and became number 1. We beat other quotes and are rated number 1 in new alarm sales, check our trustpilot for more.

Latest homeowner review

Reviewed by Carlos on 31/10/2025

I had my alarm fitted by this company it was on time and very professional and I love the service . And I recommende to anyone

Certify Electrical Services

Security systems / Alarms

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Certify Electrical Services is a trusted, fully qualified electrical contractor delivering high-quality domestic and commercial work across Northern Ireland. With years of hands-on experience in the industry, we take pride in doing things properly — no shortcuts, just safe, compliant installations built to last. We specialise in EICRs (Electrical Installation Condition Reports), consumer unit upgrades, fault finding, and full rewires, as well as new builds, extensions, and EV charger installations. Whether it’s bringing a property up to modern standards or supporting ongoing maintenance, we provide clear advice and practical solutions that homeowners and landlords can rely on. Our work is backed by strong technical knowledge, up-to-date training, and a commitment to the latest BS 7671 regulations, ensuring every job meets current safety standards. We’re known for being reliable, tidy, and easy to deal with, keeping communication straightforward from start to finish. If you’re looking for a professional electrician who values quality workmanship and long-term safety, Certify Electrical Services is here to help.

Latest homeowner review

Reviewed by Mark on 26/11/2025

"Absolutely outstanding service! We have just bought a old house & the current electric situation was in very poor condition . The electrician (Chris) was professional, courteous, and diagnosed / updated a tricky consumer panel to a modern up to date model. He also completed a full and comprehensive EICR on the new property which he explained everything clearly, fixed it on the spot, and even tightened / changed a few outlets based on the report. Fair pricing and left the place spotless. Will 100% be ou

John Dalton Glazing

Security systems / Alarms

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We are Commercial and Domestic glazing contractors covering all of Northern Ireland. We provide a 24hr boarding and securing service. We also carryout all types of joinery and minor building works up to 15k.

Latest homeowner review

Reviewed by Patrick on 28/11/2025

Window. was quickly and professionally repared to a very high standard at a very reasonable rate.

TOTALLY PROTECTED LTD

Security systems / Alarms

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At Totally Protected, we take your safety seriously. Our team of expert engineers are fully trained and equipped to handle all of your security needs, from fire system installations to CCTV setups. As a Paxton approved installer for entry systems and a Hikvision approved installer for CCTV and entry systems, you can trust that we have the knowledge and expertise to provide you with top-notch security solutions. Not sure exactly what you need? No problem. Just give us a call and we'll schedule a visit to your location. We'll assess your security needs, go over your options, and work with you to come up with a customized solution that fits your specific requirements. Your safety is our priority, and we're committed to providing you with the best security services possible. Contact us today to see how we can help protect what matters most to you.