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Company Overview


Summit Polymers’ resources are dedicated to exceeding our customers requirements.  Highly skilled employees, from engineers to line workers, are combined with advanced technology and state-of-the-art systems to deliver a quality product, on time, at a competitive price. 

Summit Polymers’ commitment to continuous improvement in management, quality, cost, delivery and technology allows us to meet the  increasing expectations of our customers.

Corporate Highlights

  • Opened and operated by James Haas since 1972
  • Employees Worldwide: 2,000+
  • Manufacturing: 100% Automotive
  • Manufacturing Facilities: 9
  • Global Manufacturing, Sales and Engineering Presence
  • All SPI Facilities: TS certified





Environmental Policy

Contact Information

Technical Center:
6715 South Sprinkle Road
Portage MI 49002
(269) 324-9330

Dearborn Sales and Design:
15101 North Commerce Drive
Dearborn, MI 48120
(313) 583-6000