Looking for an up-to-date list of the projects we are currently bidding? To view, our Bid List. Gunthorpe is one of the few Mid-Michigan contractors to have in-house BIM and Virtual Construction capabilities. To see a few of our current and completed projects. Installs plumbing and mechanical piping. At Gunthorpe, we install plumbing and heating, including steam, chilled water, medical piping in residential, commercial, and industrial applications.

A pillar in the residential new construction industry for nearly 20 years. MGA Roofing has been servicing homes in Southeast Michigan since 2001. Providing roofing solutions, siding and gutter installation, as well as metal work and flashing, we help to complete the exterior vision of the home you are building.

Clients both large and small. General contracting, construction management, concrete services, design and build, and remodeling. Take a look at some of our latest work. Jackson Center for Family Health. A little about what we do.

Superior Results since 1950, ISO 9001 Certified. LEED Gold Certified, New Build, 2010. 2010 CAM Green Building of the Year. Howell, Michigan Opened Fall 2007. 7,000,000 Electrical Project. MSU Federal Credit Union - LEED Gold Certified. East Lansing, Michigan - 2009. 3,000,000 Electrical Project, not including owner furnish. Light fixtures Liebert Double-ended UPS and PDU and associated systems.