One of the UK and Ireland's
leading Security monitoring providers 

Protecting your world
Since 1931, our team has positioned itself at the forefront of security monitoring with the continual promise of keeping people safe across the UK and Ireland. Over 90 years later, we’re still true to our mission – operating as a leading monitoring business within the security sector.

With over 200 professionals working to protect your world, our collective passion for innovation and exceptional customer service is as strong today as it’s ever been. Our clients range from start-up operators to national installers, serving a wide range of sectors.

Three brands make up the SMC group, including:

SMC Custodian – monitoring over 220,000 systems and managing our two NSI Gold approved Alarm Receiving Centres (ARCs). Custodian also partners with independent fire and security installers across the UK and Ireland as well as leading global brands and residential homeowners
SMC Vision – delivering CCTV solutions including basic site monitoring and fully managed services. Vision takes a tailored approach to site requirements, delivering video analytic solutions to reduce false alarms alongside seamless links with SMC Custodian
Mentor – responsible for the development of CASH – a service management software solution for field service organisations, in particular fire and security installers. Mentor also delivers unique integrations with SMC and supports installers with improving business efficiency and growth

Investing in the latest technological innovations keeps us at the forefront of security monitoring. We’ve developed enviable strategic partnerships with leading security suppliers to position ourselves as the partner of choice for many – with our network continuing to expand day-by-day. Keeping people and premises safe has been our priority since day one, and will continue to be our promise to clients across the UK and Ireland going forward.