Who We Are
Diamond Systems is a second-generation family business, NSI Gold-accredited, and trusted across Northern Ireland and beyond. Our expertise in security and life safety systems ensures the highest level of protection for homes and businesses.
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News
Holidays are over and August has flown by, and what a month it’s been for...
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We’re delighted to welcome Josh as the newest member of the Diamond Systems...
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We’re thrilled to announce a major new investment in cutting-edge technology at...
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