RelaDyne has acquired Dennis Oil Company, expanding its footprint across the U.S. Midwest and strengthening its position in commercial and industrial lubricants. Financial terms of the deal were not disclosed. Dennis Oil, founded in 1940 and headquartered in Springfield, Missouri, blends and distributes lubricants across Missouri, Kansas, Oklahoma, and Arkansas. The family-owned company serves trucking, manufacturing, mining, railroad, agricultural, and construction customers, supplying engine oils, dies ...