Join SPI

SPI membership gives you a voice in shaping the future of the plastics industry and provides a forum for interaction with your fellow industry leaders. SPI holds the key to a more successful business. Join today and access a wealth of member benefits.

The following application forms are for new members only. SPI membership dues are calculated on a pro-rated basis. For more information, please contact the SPI Membership Department at (202) 423-1448. 

U.S. Manufacturers

  • Resin/Materials Supplier Manufacturers of raw materials, fillers, stabilizers, pigments, and other components to form plastic products.
    Application Form
  • Product Manufacturer/Processor/Fabricator Manufacturers of plastics products (injection molding, blow molding, thermoforming, extrusion, transfer molding, compression molding, etc.). 
    Application Form
  • Recycler Manufacturers of products processed from plastics materials or combined and/or assembled with products made of non-plastics materials.
    Application Form
  • Machinery/Equipment Manufacturer Manufacturers of plastics machinery and components.
    Application Form
  • Moldmaker Manufacturers of plastic part molds.
    Application Form
  • Purchasers, Distributors, Mfg. Reps., Industrial Services Membership class includes: Purchasers/Distributors of plastics products for manufacturing components or resale or a manufacturers' representative; Provides industrial services (such as transportation firms, contract packagers, warehouses, etc.) to plastics industry companies.
    Application Form
  • Corporate Professional Companies such as publishing, educational, research, consulting partnerships or corporations, etc., that devote a significant part of its efforts to the plastics industry, or renders professional services
    Application Form
  • Individual Professional Individuals engaged in educational, governmental, research or professional pursuits directly related to the development or utilization of plastics
    Application Form
  • Retired Individual Individuals previously active in SPI as a representative of a member company, associate member company or professional members and retired in day-to-day participation in these former capacities.
    Application Form

Foreign Based Manufacturers