Onyx Enterprise Slogan - Execute the Results.


Onyx Enterprise, Inc., a Certified Woman and Minority Owned and Small Business headquartered in Detroit, Michigan provides engineering consulting, project management and construction management services to local, state, federal government, engineering consulting firms and contractors. Our team of highly qualified and experienced professionals meet each of our unique client's needs.

Below is a partial listing of our clients:

Detroit Water & Sewerage Department Board of Water Commissioners
Great Lakes Water Authority
Michigan Department of Transportation (MDOT)
M-1 Rail
Northeast Ohio Regional Sewer District (NEORSD)
Consulting Firms
Federal Agencies
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