Mid-Michigan Mechanical Contractors Association

3MCA Territories





From quality homes and offices to schools, hospitals, churches and factories, 3MCA contractors are here to help you.

From quality homes and offices to schools, hospitals, churches and factories, 3MCA contractors serve Branch, Calhoun, Clinton, Eaton, Hillsdale, Ingham, Jackson, and parts of Lenawee and Livingston counties.

For the finest mechanical systems in your home, school, hospital, place of work or worship, the members of 3MCA sell, install, warranty and service the products to meet your specifications.

3MCA contractors are able to complete the most challenging projects on schedules which meet the customer's most demanding requirements, from the complexities of industrial giants to the refined and delicate touches needed in high-tech labs and homes.

The systems we install are the cardiopulmonary systems of your dwellings, where our skill is important to your health, productivity and happiness. Do it right the first time, every time to customer specification; provide product quality; ensure customer satisfaction; instill employee involvement and job satisfaction; and create solutions to your mechanical systems.

3MCA Contractors employ the highly trained and productive artisans of United Association of Plumbers & Pipefitters Local 333. Service Technicians affiliated with the UA STAR. The Mid-Michigan Mechanical Contractors Association (3MCA) is the Mid-Michigan Chapter of:

  • Mechanical Contractors Association of America (MCAA)
  • Mechanical Service Contractors of America (MSCA)
    Mid-Michigan Chapter 
  • National Certified Pipe Welding Bureau (NCPWB)
    Mid-Michigan Chapter No. 43