Graymills Celebrating 80th Anniversary
Manufactures industrial parts cleaning equipment.
Graymills is celebrating its 80th anniversary. It was founded in Chicago in 1939 and originally manufactured pumps for machine tool coolants. Since 1944, it has been manufacturing industrial parts cleaning equipment. Jerry and Linda Shields purchased the company in 1980 and, this year, their daughter, Kristen Shields, was named president, while Linda Shields continues as chairperson.