Kuurne Farms Inc., based in Pemberton, British Columbia, specializes in certified seed potatoes, offering varieties like Clearwater Russet, Kennebec, Red La Soda, Russet Norkotah, Russian Blue and Yukon Gold. Managed by Mark Kuurne, the farm is certified by the Canadian Food Inspection Agency.

The mission of Patate Lac-Saint-Jean, a cooperative of 5 member farms in Quebec Canada, is to research and develop potato cultivars to market quality seed potatoes to its customers.

Lane farm is specializing in Generation 3 (FY4) certified seed potatoes. Seed in grown in compliance with Oregon's strict seed certification standards, and this farm resides in an "isolated district", reducing disease and improving crop quality.

Maine Farmers Exchange has provided full service sourcing for tablestock, seed and processing potatoes for over 50 years

Manitoba elite farms is a seed potato grower from Winkler, Manitoba.

Martinez Farms raises certified seed potatoes in the San Luis Valley at an elevation of 7,683 (2342 m.) above sea level, in the southern part of the state of Colorado in the United States.

McCain Farms Seed Operations is a supplier of seed potatoes

McKinney Enterprises Ltd. specializes in growing a range of certified seed potatoes, offering varieties such as Kennebec, Russet Norkotah, Yukon Gold, and more. They focus on quality and certification standards.

The Minnesota Certified Seed Potato Growers Association is a trustworthy organization headquartered in East Grand Forks, Minnesota. They specialize in producing and distributing high-quality seed potatoes for agricultural use.

Mountain View Packers is a potato shipper from New Brunswick, Canada.

Murphy's Seed Potatoes is a producer of quality potato seed and grain for the North American market. They are located on Prince Edward Island on the east coast of Canada.

OSPGA is an organization of Ontario potato seed growers and breeders who work collaboratively to support the SPUD Unit through the University of Guelph, liaison with CFIA inspectors regarding seed certification and with OMAFRA to promote the best quality Ontario grown seed with stewardly production practices.

Pacific Potato Corp. specializes in growing and supplying certified seed potatoes. They offer a variety of potato types, with a focus on quality and certification standards.

Palmgren farm is located in Colorado, United States. They are growing seed potatoes and some range of organic potatoes.

Parkinson Foundation Seed Farm was created out of a demand for clean potato seed.

Parkland Seed Potatoes Ltd. is a potato variety marketing company introducing new Agrico potato varieties to Canada, the United States, and Mexico.

Pillar Butte Seed is a famous agricultural company situated in Aberdeen, Idaho. The company specializes on offering high-quality seeds and related items to farmers and growers in the region.

Potato Services of Michigan (PSMI) is a leading supplier and exporter of various potato products, offering services such as seed potato research, freight management, and consulting, with a focus on supporting Michigan's potato industry.