Henman Engineering was founded in 1978 and operates 2 plants, with a combined area of approximately 97,000 square feet of space, as a ISO/TS16949 and ISO14001 certified Tier 1 & Tier 2 Component Parts Supplier to Major Automotive Manufacturers.  We offer proven expertise in machining Aluminum, Cast Iron, Steel & Powdered Metal Castings to the strict print specifications of our customers.  We serve both domestic and foreign automotive manufacturers with approximately 25% of our products headed for International customers. 

Our Winchester Plant was rated Q1 by Ford Motor Company in 2005. 


Muncie Indiana Plant
Winchester Indiana Plant