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National Security Systems Group Ltd

Logo on white
Opening Hours
Today -
  • Monday 09:00–17:00
  • Tuesday 09:00–17:00
  • Wednesday 09:00–17:00
  • Thursday 09:00–17:00
  • Friday 09:00–17:00
  • Saturday - Closed
  • Sunday - Closed
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4 Reviews


At National Security Systems, we are proud of our reputation as dependable and progressive security specialists.

Since forming in 1995, we have quickly established ourselves as one of London’s leading security systems providers thanks to our ability to deliver first-class security solutions and a friendly, personalised service. We can provide you with every type of commercial and domestic security system and products you may need; including Burglar Alarms, CCTV, Access Control and Door Entry Systems.

While our technical expertise and knowledge of security principles means we can offer state-of-the-art, reliable solutions; It is our dedication to customer care that sets us apart from the rest. We appreciate you need to get the best value for your investment and need a security system that is effective and reliable, and can be installed and operated with minimum disruption.

What we do

  • Alarm and security equipment installers

    • Alarm installation
    • CCTV installation
    • Access control
    • Door entry systems
  • Security equipment suppliers and manufacturers

    • CCTV & video equipment
    • Burglar alarm systems
    • Intercom systems

Customer reviews

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Reviews summary

4 reviews
Customer Service
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Amazing professionals and people!
Customer Service
Jay and Rohit did an amazing job! They made sure that I was kept informed about every step of the work and they both went out of their way to make sure that we were 100% happy with what they were going to do. In addition to being highly skilled and professional, Jay and Rohit are really amazing and friendly people and we are very grateful that they were the ones to fit out alarm! Thank you so much!
Brilliant job.
Customer Service
The engineers Dee and Rohit were friendly and helpful. They took the time and care to do their installation and make sure I understand how the alarm works.
Nicholas, Essex03/08/2015
Very good services
Customer Service
Happy to recommend National Security. The installed a new alarm system for me, on time and to the budget.
Mohan, Essex01/06/2014
Reliable business
Customer Service
I had a new alarm fitted by Dave. A nice service and I cannot fault the work.
Ramnik, Essex08/05/2014