SD Security

Professional, Property, Protection

116 Monkstown Rd, Newtownabbey, BT37 0LE Directions

   Open 24 Hours

Business overview

24 hour emergency alarm call out - no call out fee

SD Security are a small family business based in Newtownabbey, with over 20 years experience in the security industry.

We have built up an enviable reputation in our area by always ensuring we deliver on our customers expectations from first point of contact, right through completion. Please see our reviews on this page to see what our happy customers have had to say about us.

We install and maintain all types of Security, CCTV and access control systems to suit all budgets.

Save yourself time and stress in the long run by having your alarm system serviced routinely.

We are happy to answer any queries and welcome your call.


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Products & Services

alarm maintenance

emergency alarm repairs


alarm installation

intruder alarm repairs

alarm servicing

alarm system upgrades

access control

home security

intercom systems

entry systems

retail security

security lighting


access consultants & products

alarm systems


A D Security Excellent Service

I contacted Stephen as I had a major issue with my alarm panel and the guy that installed it let me down.
Stephen came out right away and installed a new panel. Set up all the alarm features and explained everything about how the alarm and the home app worked. He also wired my ring camera doorbell changed batteries and went above and beyond to be helpful.
I would highly recommend Stephen to anyone wishing to have an alarm installed.
Lovely guy and total gentleman.
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Nothing short of 5*

100% recommend this firm. Stephen is very knowledgeable in his field, totally reliable and trustworthy with endless patience to meet the customers needs and expectations.
I can fully understand his 5* reviews and would say please support this family run business. You will not be disappointed.
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Absolute gentleman.

Helped me out of a situation I'd gotten myself into with my home alarm over the phone. Absolute gentleman!
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Amazing guy!

Extremely friendly and fluid with work! Done all of the work I asked for, gave advice on what to do as well as helping me out with other non related jobs
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A job well done

Since I have limited tech knowledge and ability,Stephen was very helpful in advising me of my requirements.I now have an excellent system.Quality of work is second to none . Reasonably priced.
I can easily recommend
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