West Machine Products is a family owned and operated production machine shop that prides itself on being a one-stop shop for all your machining needs. We work with any size business, from large OEMs to small start-ups. History The company started as a one-man shop in the basement of a Chicago apartment building in 1979. From these humble beginnings, we have grown to a 15,000 square foot shop employing twenty people. With nearly 30 CNC machines and various manual machines, we have the capability to handle just about any machining job.