In 1920, Penn Machine began business as the Penn Smokeless Coal Company and pioneered the manufacture of quality replacement parts for coal mining equipment, heavy industry and railroad locomotives. Over the years, Penn Machine has grown to become a major supplier of heavy-duty OEM and aftermarket components for railroad, transit, mining, steel, marine and general industry. Our business is both domestic and international in scope. In 1995, Penn Machine Company became a member of The Marmon Group.

		The Marmon Group
Penn Machine Company is a member of The Marmon Group of companies. The Marmon Group, based in Chicago, is an international association of more than 150 autonomous manufacturing and service companies with approximately 550 facilities in more that 40 countries and employment of about 35,000 people. Forbes Magazine ranks The Marmon Group at 20^th on its list of the largest privately held companies in the United States.

Quality Assurance

Penn Machine offers a “First Piece Inspection” quality program. Each phase of the manufacturing process requires that the first piece be inspected and approved before the remaining parts are completed.

All work functions at Penn Machine including machining operations, metallurgical examinations and final inspection are governed by the latest Quality Assurance procedures and detailed work instructions.