Principal Manufacturing Corporation is a TS 16949 and ISO 14001 certified company offering engineered solutions for automotive, industrial and OEM companies worldwide. We are a full service supplier for ready to use parts, offering engineering assistance to reduce cost and speed to market through our vast in-house tooling.  Our core capabilities include fineblanking up to 630 tons, conventional stamping up to 400 tons, and plastic injection molding. Our secondary operations include: automated assembly, CNC machining, counter boring, deburring, drilling, grinding, milling, orbital riveting, staking, tapping, turning and vibratory tumbling.  Principal has been operating from its current facility in Broadview, IL since 1996