Welder and Presses Inc. (WPI) is a Automotive ISO 9001: 2008 Certified Tier Two Supplier that services the Automotive Industry Tier One suppliers with expert STAMPING, WELDING, E-COATING capabilities at an affordable cost. WPI is located in Chesterfield, MI. and ships globally 40+ million components annually. Our company goals are to maintain and improve WPI's World Class Quality Management System, and provide on-time, defect free product to our customer.