Onyx Mechanical Ltd. is an Edmonton-based mechanical contracting firm that has been providing full mechanical installations for the past 20 years. As one of Edmonton's most established and respected mechanical contractors, Onyx has been involved in a large number of commercial, institutional, design build, and LEED construction projects across Central and Northern Alberta. Onyx has always been a leader in its field by providing not only quality and innovation, but noticeable value to its end users.