Ideally located to cover Leatherhead and throughout the county of Surrey


Protect your property with a reliable and proven deterrent to crime

Outsmart criminals and protect your property from daily security risks with a Buchanan and Curwen intruder alarm. Each system is customised to perform at its best with your individual property.


Drive crime away from your property

When designing our systems, our alarm installers take note of the smallest detail of your building and carefully choose the components which will add to the efficiency of the system.

To ensure your alarm system is 100% reliable, there cannot be any blind sports or loopholes. We use reliable and state-of-the-art alarms from trust manufacturers that have won many awards for the systems that they make. This means when you invest in us, you’re investing in quality.

Alarm Installer Woking

FREE surveys

Affordable intruder alarms

NSI Gold approved

Wired & wireless alarms


We design, install and maintain alarms for all applications

We can call upon a range of both wired and wireless alarm systems to protect your property. At BCS Security, our alarm installers have extensive experience in the installation of alarms for both commercial and residential properties. They also ensure that all systems are installed in accordance with EN 50131 standards.

Home Alarm Systems

We install reliable burglar alarms for the home with affordable options for homes of all sizes.

Commercial Alarms

Ensure your building, people and assets are safe at all times with a commercial intruder alarm from BCS.

Smart Alarm Systems

Control your alarm system via your smartphone with a smart alarm system from BCS Security.

Alarm Maintenance

We can provide you with flexible dates to maintain your intruder alarm system ensuring downtime is minimised.

Around-the-clock protection

Experienced operatives

Peace of mind


Ensure your alarm is never ignored with 24-hour monitoring

A sounding alarm is often not enough to scare away an intruder. With 24-hour monitoring, it increases the security of your property by guaranteeing a response.

Should your system be triggered, our highly trained operatives will carry out a plan of action that will include either calling the emergency services or a dedicated keyholder.


Protect your home and family with a reliable domestic alarm system

Our alarms are proven to drive crime away from your home and make it a safer place.

Our systems are designed from the ground up and bespoke to your exact needs. We will provide you with honest advice on what home alarm best meets your needs and we will never see you something that you don’t need.

Domestic Alarms Woking
Wireless Alarms Woking


Offering faster installation times with minimal disruption caused

Each peripheral in a wireless alarm system connects to the other wirelessly. This means that there is no running of cables and no need to make alternations to your interior decor.

With no need for structural changes, a wireless alarm is perfect for older grade 1 and grade 2 listed properties. If you would like to know more about this, please get in touch.


We have a dedication to security like no other

For over 4 decades, we’ve been helping businesses and homeowners with their security concerns and protecting what matters most to them.

We leave no stone unturned when it comes to their security and deliver solutions that have been proven elsewhere. Working across a variety of different industries means we’ve gained a great insight into what systems work best in certain environments.

Why choose Buchanan and Curwen Security?

It is engrained in our ethos to help customers no matter their security concerns.

Over 40 years of experience

Proficiently trained alarm installers

Affordable installations

Trusted across the region

FREE site surveys

Alarm Installer Woking
Alarm Installer Woking
Alarm Installer Woking

Speak with a specialist today

Get started with protecting your property


Monday – Friday: 8:30am to 5:00pm


Ideally situated to cover Leatherhead, Epsom, Woking, Crawley and the Surrey county.

Security Company

Together as a group, we are stronger

“As part of the Spy Alarms Group we can provide our clients with total satisfaction. Combining our experience and knowledge improves our implementation of fire and security systems, whilst combining our resources allows us to provide unrivalled response and customer care.”

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