5 of St. Clair County's 40 plumbers and heating and cooling contractors are listed for sewer line work.
One request instead of calling 5 contractors one at a time. It's free.
Ask for quotes once instead of calling each of them.
A contractor is listed for a service when its owner picked the service, when its Google Business Profile category names it, or when its business name does. Ranked as on the county page: verified owner, then a Google rating of 4.0 or higher, then review count, then fleet size. How ranking works
Ranges are national; ask contractors near you.
Figures checked September 2026.
Michigan licenses plumbing contractors and master, journey and apprentice plumbers.1, 2, 3 Mechanical contractors in Michigan are licensed by type of work, including HVAC equipment and heating service.4 Your local building department in Michigan can tell you whether replacing a water heater, furnace or AC needs a permit.
