News

The original bright spark…

SIA founder Robert ‘Bob’ Stewart is regarded as a Stalwart of the fire and security industry, having created his first intercom system to connect to a friend four terraced houses away – aged just eight. What was to become Stewart Intruder Alarms (SIA) was formed in 1969 and first based at Bob’s home just off … […]

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Continuing the legacy…

One of Northern Ireland’s most revered Fire & Security companies is commemorating over 50 years business success with a move to smart new premises and a fresh leadership succession. SIA Fire & Security (formerly Stewart Intruder Alarms, formed in 1969 and previously based on Ballynahinch Road, Carryduff) now resides in Heron Wharf on the prestigious … […]

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