- Agri-Business Council of Oregon
- American Seed Trade Association
- Association of Official Seed Analysts/Society of Commercial Seed Technologists
- ASTA Seed Innovation
- Oregon Alfalfa Seed Commission
- Oregon Clover Commission
- Oregon Department of Agriculture-Market Access and Certification
- Oregon Fine Fescue Commission
- Oregon Ryegrass Growers Seed Commission
- Oregon Seed Certification Service
- Oregon Seed Council
- Oregon Seed Growers League
- Oregon State University Extension Service
- OSU Seed Lab
- Oregon Grass Seed Bargaining Association
- Oregon Tall Fescue Commission
- Oregon Women for Agriculture
- Pacific Seed Association
- Seed Innovation and Protection Alliance
- Specialty Seed Growers of Western Oregon
- Southern Oregon Seed Growers Association
- Turfgrass Producers International
- Turfgrass Water Conservation Alliance
- Washington State Department of Agriculture
- Western Seed Association
- Willamette Valley Specialty Seed Association
