BioDiagnostics, Inc.
- Seed testing and consulting service offering DNA testing, ELISA testing, isozyme electrophoresis, herbicide tolerance testing, standard seed testing and gas chromatography.
- http://www.biodiagnostics.net/

Tangent Seed Lab
- Offers tests for purity, germination, fluorescence, vigor, moisture, contamination, weeds, pests and diseases.
- http://www.tangentseedlab.com

Steinlite Corporation
- Manufacturer of dielectric (capacitance) type grain moisture meters used in seed testing.
- http://www.steinlite.com

Pure Harvest Software
- Software for seed testing laboratories.
- http://www.pureharvest.com/

Commercial Seed Analysts Association of Canada Inc.
- Professional organization for seed analysts - Canada
- http://www.seedanalysts.com/

Association of Official Seed Analysts
- An organization comprised of member laboratories staffed by certified seed analysts. Offers training and certification for AOSA Certified Seed Analyst.
- http://www.aosaseed.com/

International Seed Testing Association
- Establishes standard procedures for sampling and testing seeds to promote uniformity in seed testing of seeds moving in international trade. Switzerland.
- http://www.seedtest.org/

STA Laboratories
- Seed health, virus indexing, hybrid purity, germination, stress and GMO testing.
- http://stalabs.com

Society Of Commercial Seed Technologists
- Professional organization for Seed Technologists and others in the seed testing industry.
- http://www.seedtechnology.net/

California Seed and Plant Lab, Inc.
- Offers testing for seed health, rice blast, watermelon fruit blotch, variety fingerprinting, hybrid purity, disease diagnosis and GMO detection.
- http://www.calspl.com

Professional Seed Research, Inc.
- Provides pathology and quality testing and breeding services for the corn seed industry.
- http://www.psrcorn.com

UAS Service Corporation
- Sells and services Foss Tecator whole grain analyzers, offers service contracts.
- http://www.uasservice.com/

Mid-West Seed Services, Inc.
- Specializes in purity, germination, vigor, herbicide tolerance, and Bt protein testing. Primary crops tested include corn, soybeans, alfalfa, sorghum, sunflowers, cereals and grass seed.
- http://www.mwseed.com/

20/20 Seed Labs
- An independent, privately owned seed testing facility in Canada.
- http://www.2020seedlabs.com/

Biogenetic Services, Inc
- South Dakota-based lab that provides conventional and GMO testing.
- http://www.biogeneticservices.com/

BioVision Seed Research Ltd.
- Offers research and seed testing services to agricultural clients. Accredited by the Canadian Seed Institute and a CSAAC member.
- http://www.biovision.ca/