Henry W. Deinst

Simpson Technologies Corp. specializes in the design and production of process technologies and services for the global metal casting and chemical process industries. Its products include batch and continuous mixing equipment, molding sand coolers, on-line mixer control and automation systems, core sand preparation systems, foundry sand reclamation systems and sand laboratory instrumentation. The company was founded by Peter L. Simpson in 1912 and is headquartered in Aurora, IL.