Montana Precision Products is an aerospace manufacturing company based in Butte, MT. It is a joint venture between GE and Sea ... Cast. We are an AS9100 certified aerospace manufacturing facility. We produce tube and duct assemblies and small structural castings for aerospace and commercial applications. We have a rapidly growing, highly skilled workforce of 100+ employees who thrive in a culture of safety, integrity, and quality. We are building strong careers through teamwork, innovation, and technology. read more