From Business: Founded in 1975 as an investment casting foundry, AlCuMet Inc. is one of the leaders in the production of investment castings in aluminum and copper alloys. The firm makes…

From Business: Yankee Casting Co. Inc. has been producing sand castings for use on land, at sea, in the air and space since 1961. Based in Enfield, Conn., the company offers customer design,…