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CSS (Connelly Security Systems)
CSS (Connelly Security Systems) is Scotland's most dedicated residential and business security provider.
There are many features on our website to help you learn more about security, however if there is something specific you cannot find please feel free to contact us.
(NSI) Accredited
We are approved by the National Security Inspectorate (NSI) as a Gold Installer. You can learn more about what this accreditation means by clicking on the "Services" tab or click on the image below.
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Customer Information
Getting in touch with us has never been simpler. You can update your keyholder information or request a maintenance booking using our online forms.
There are many features on our website to help you, however if there is something specific you cannot find please contact us.
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Connelly Security Systems
CSS are the market leader in the supply and installation of new generation intelligent security systems for both the business and domestic markets in Scotland.
Burglar Alarms, Home Security, Home Residential Alarms, Commercial Security, Business Commercial Alarms, Security throughout Glasgow, Edinburgh, Irvine, Ayrshire and Central Scotland.
