Our Mission

SiS Ltd is committed  to providing the very best service to all clients from the small domestic security sector, all the way up to large government/public sector  security systems.

Read More

Who We Are

SiS Ltd has been providing the security industry for over 25 years covering the domestic, retail and commercial sectors.

Read More

Why Choose SiS Ltd

When you invest in a security system, you want the highest level of protection for your home, business and possessions using the latest technology, cost effective design, installation and support.

Read More

About SiS Ltd

SiS Ltd is an established professional security company that has been servicing London and the south east for many years. We supply and install domestic, commercial and industrial security systems including CCTV, intruder alarms and access control systems. Why SiS Ltd Easy to use Installation It’s important to feel safe both in your home and whilst at work. It’s equally important to feel your property is protected while you’re away. Our...

Read More