Keep your business secure from intrusion and theft

We install the latest commercial security systems and offer superior customer care.


We've been designing commercial intruder alarms for over 30 years

If you run a business in Kent, Surrey, Sussex or London that you need to protect from break-ins, Spy Alarms is here to help. We install the latest commercial intruder alarm systems, backed up with 24/7 monitoring and a renowned customer care service to keep your business security alert and protecting you, your staff and your premises at all times.

The best technology on the market - built to your budget

Our alarms are a strong, visual deterrent to drive crime away from your building

Monitored alarms where required - including Police Response

Integration with fire protection, CCTV and access control systems

Fully Accredited and Insurance-Approved intruder alarms

Local supplier with engineers across South East England


Book a FREE site survey


Our experienced team are on-call ready to assist with your enquiry.

Intruder Alarms London
Intruder Alarms London
Service Takeovers

If you're unhappy with your current security provider, we can replace your alarm with a brand-new system or carry out annual servicing on your existing solution.

Alarm Monitoring

Guarantee a quick response with professional alarm monitoring in place for when your building is under threat.

Intruder Alarms London
Alarm Maintenance

Ensure your intruder alarm performs at the highest of standards 24/7 with routine alarm maintenance from Spy Alarms.

Have a question? Speak with our expert team


Book a FREE site survey


Our experienced team are on-call ready to assist with your enquiry.


The service you can expect from Spy Alarms

For a security system to be absolutely reliable there can be no blind spots or loopholes. We don’t believe that this can be achieved from off-the-peg solutions. Our security systems are tailored to you.

Your Business.

Your Security System.

We provide a whole security solution, which begins with a FREE site survey by a commercial security specialist. We will then design a system specifically for your needs and budget.

Specifically designed Business Security.

We ensure each and every security system is carefully design, installed and maintained to perfectly suit the premises and provide the level of protection required.

Technical expertise

We take all factors into account when recommending the best wired/wireless system for your premises, as well as considering the integration of different systems; for example, a CCTV system can work in tandem with an intruder alarm.

Fast, hassle-free install

Our team has all the training, industry knowledge and skills to ensure installs go smoothly. We know the more tailored and complete a service we’re able to provide, the more secure our customers feel.


Drive crime away from your business with a solid, proven deterrent

Secure your business with the specialists at Spy Alarms

The latest crime statistics for Kent show that, after two years of falling intrusion rates, they are now on the rise again and are the highest they’ve been for two years. A approved intruder alarm system is your best defence to deter the possibility of being victim to intrusion.

All of our work is certified to NSI Gold standard – signifying the greatest perceived value across the industry and by the police, fire and rescue services and insurers. Our intruder alarms range is insurance approved and can be matched with 24/7 monitoring for complete peace of mind and where needed, Police response.

Intruder Alarms London

Our intruder alarms are installed to the highest standards

Commercial Intruder Alarms

Our team will happily walk you through your options


Confidence in our ability to protect your property

30 Years Experience of Installing Intruder Alarms

At the end of the day, each business is different. That’s why we offer a free site survey from one of our experienced surveyors to put together the best solution for your business needs and budget.

Working across London and Kent, we provide businesses and organisations with honest and unbiased advice on which alarm solution is best for them. We will never try and sell you the most expensive alarm out there! That’s our promise!

Bespoke security measures that don't cost the earth

Contact us to arrange your FREE site survey


Trusted by leading names and local industry

Each and every security system we design is created from the ground up, lead by the needs of our clients and the understanding of their property and security requirements.

Security Installers London
Security Company
Security System Installers
London Security Company
Security Company
Home Security Company
Commercial Security
London Security Company
Alarm Company London
Security Maintenance Company

Having worked closely with Spy Alarms over the last two years on several refurbishment projects, we can say with confidence that they are a professional, helpful and efficient security company. Swift to react to call-outs, knowledgeable about industry products, and pro-active in finding bespoke solutions for our travel centres across London, we highly recommend them.

Mark West, Property Director, Trailfinders

The security system Spy installed for us is an essential part of our business of keeping our customers and staff safe and secure. Spy are very responsive and helpful whenever we need them and their engineers really know their stuff."

The Venue, London

The quality of service and advice we received from Spy Alarms before, during and after the hand-over was excellent. We would have no hesitation in recommending Spy Alarms to others."

Warners Solicitors, Tonbridge