Bobier Sales, based in Phoenix, celebrated its 50th anniversary April 1. The rep firm was started in 1954 by Milt Bobier and today is owned and operated by his son, Mike Bobier. The company, which sells only to wholesale distributors, represents Delta Faucet, Arrowhead Brass, American Metal Products, Florestone Products, Vanguard Piping, Sioux Chief, Vitra Fixtures and Whirlaway disposers.