Mayville Engineering Company, Inc., together with its subsidiaries, engages in the production, prototyping and tooling, fabrication, coating, and assembling of aftermarket components in the United States.

It also supplies engineered components to original equipment manufacturers. The company serves heavy and medium duty commercial vehicle, construction and access equipment, powersports, agriculture, military, and other end markets.

Mayville Engineering Company, Inc. was founded in 1945 and is headquartered in Mayville, Wisconsin.