Diesel Energy was started in the early 1990s by Merle Miller in cooperation with the Ohio division of Superior Diesel (then known as Heartland Engine).  In mid 2006 the company became part of the Auxano Group. The company’s philosophy of personal and corporate growth by demonstrating a willingness to expand into additional markets, products and cultures.

Our Heritage

Diesel Energy handles all aspects of diesel engine repair and maintenance.  We use highly skilled and trained service technicians for outstanding engine diagnostic and offer field service, fast response, and flexible repair schedules.


Industrial and agricultural equipment repair


Complete machine refurbishment


Light manufacturing (control cables and small emergency hydraulic hose assembly)


Key relationships, contacts and reputation within the Ohio Amish community

Today