- Akron Rubber Development Laboratory, Inc.
 - Independent rubber and plastics testing laboratory. Our clientele includes many OEM material suppliers and tier suppliers. - Ceast USA
- 50+ years of development and production of testing instruments positions Ceast at the forefront of innovative quality control and research on plastic and rubber materials.
- Corporate Consulting, Service, and Instruments, Inc.
- Provides technology, and advice to the polymer processing industry.
- DatapointLabs
- Providing testing services for plastics, rubber, food, ceramics, and metal.
- Madison Group: Polymer Processing Research Corporation
- Provides consulting, design, structural analysis, and failure analysis of plastic parts. Includes custom simulation for Cadpress compression injection moulding and polymer processing.
- Microset Products
- Developer of replication materials for surface inspection.
- Paul N. Gardner Company
- Manufacturer, designer, and distributor of physical testing instruments for the coating and related industries.
- Plastics Technology Laboratories, Inc.
- Independent testing laboratory dedicated exclusively to the plastics, elastomers, composites and polymers industry.
- Polyhedron Laboratories Inc
- Plastics, polymers, rubber, coatings, testing and analysis services.
- Polymer Diagnostics, Inc.
- A research and testing facility specializing in polymer and vinyl technology, chemical analysis, physical properties testing, and fire science.
- Polymer Testing of St. Louis, Inc
- Testing of plastics, polymers, coatings, and test procedures. Specializing in formulation, research, development, failure analysis, and international FDA compliance certification
- PPG Flint Application Development Center and Learning Lab
- Reducing risks by using simulation and experimentation to trial test paints and coatings for material and process innovation and validation.
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