John Cooper and Sons

Small, family-run business, Black Diamond Services are based in Belfast. Being Gas Safe registered and with over a decade of hands of hands on experience, our team are experts in helping your property look and feel how you want it to.

With services ranging from home improvements and renovations to gas conversions and electrical work. We offer a 24 emergency call out service as well as no obligation quotes to make sure that we are your number one choice.

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