Built on 100 years of founder experience, Onyx is a Tier 1 mechanical contracting company that values relationships, delivers on its promises, and honours its handshakes.
Every time. Every day.

Chris Nielsen
PartnerHaving entered HVAC in 1990, Chris holds diplomas in both HVAC Systems Design and Energy Management.

John McKinnon
PartnerJohn entered the HVAC field in 1985 and holds diplomas in both HVAC Systems Design and Energy Management.

Bryon Backus
PartnerBryon, a Master Plumber by trade, began his apprenticeship with General Mechanical in 1986.