About Us


Coleman Engineering Company is a multi-disciplinary engineering firm employing approximately 100 people between three office locations in Iron Mountain, Ironwood and Negaunee, Michigan. Founded in 1969, the firm has continually provided a variety of professional engineering and land surveying services to municipalities, government agencies, commercial / industrial companies, and residential clients.


With professionals licensed in multiple states, Coleman Engineering Company provides the most diverse range of professional engineering services in the Central Great Lakes Region.


Iron Mountain Office:

635 Circle Drive

Iron Mountain, MI 49801

906-774-3440 Fax: 906-774-7776

Ironwood Office:

200 E. Ayer Street

Ironwood, MI 49938

906-932-5048 Fax: 906-932-3213

Negaunee Office:

120 US Hwy 41 East, Suite B

Negaunee, MI 49866

906-475-7489 Fax: 906-475-7448