Isabella County construction: bids, contractors and projects
MDOT lettings, listed contractors and project news for Isabella County, Michigan, updated daily from public records.
Isabella County is part of our Bay Region coverage area and falls under MDOT Bay Region, headquartered in Saginaw. MDOT's public list includes 5 construction contractors with a Isabella County address: 5 prequalified contractors and 0 specialty contractors who have added a listing. The largest single group is MDOT Prequalified Contractor (5). Most are based in Mount Pleasant, Weidman.
MDOT's MDOT letting schedule currently has 1 upcoming proposal in Isabella County, the next on Nov 6, 2026.
Upcoming MDOT lettings in Isabella County
| Letting | Proposal | Major work type | Documents |
|---|---|---|---|
| Nov 6, 2026 | 038 路 37000-214574 | Hot mix asphalt crushing | Proposal |
Contractors based in Isabella County
Counts come from MDOT's prequalified contractors list for firms with an address in Isabella County. LARA sells its full licensee lists, which we have not bought, so other contractors are not listed yet; any firm can add or claim a listing.
Find Isabella County subcontractors Find Isabella County general contractors
Isabella County project news
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How to bid public work in Isabella County
State trunkline work in Isabella County is let by MDOT in Lansing; the county is in MDOT's Bay Region (MDOT regions). Each advertisement lists the prequalification classification a prime needs. See how to bid MDOT contracts.
State agencies buy through State of Michigan Procurement (see the vendor registration guide). Before you bid, check licensing (licensing guide) and your payment protections (lien deadlines).
Statewide rules that apply here
Nearby counties
Bay Region region: Arenac 路 Bay 路 Clare 路 Genesee 路 Gladwin 路 Gratiot 路 Huron 路 Lapeer 路 Midland 路 Saginaw 路 Sanilac 路 Shiawassee 路 St. Clair 路 Tuscola
Also in MDOT Region 4: (same as above)