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The National Root Crops Research Institute (NRCRI) is a public-sector research organization operating under the Federal Ministry of Agriculture and Rural Development of Nigeria.

Natural Life Sciences is a tissue culture laboratory of Gujarat operating since 2015. Their beneficiaries and clients belong to all types of end-users i.e. floriculture nurseries, farmers, cooperative societies, institutional buyers, Government Institutions, agriculture universities, and also researchers.

Founded in 1927, the Lower Austrian Seed Growing Cooperative is dedicated to providing certified seed potatoes. It is Austria's only potato breeding organization and plays an important role in the country's agricultural industry. The cooperative is also Austria's largest seed potato propagation organization, assuring high-quality seed production to suit market and farmer demand.

NOES produce high-quality seed potatoes. The cooperative is Austria’s only potato breeder and at the time the largest seed potato multiplier organization.

Norika (Nordring- Kartoffelzucht- und Vermehrungs- GmbH Groß Lüsewitz) is a breeder and supplier of seed potatoes in Germany. Norika has a special focus on breeding and marketing of seed potatoes for processing.

The State Seed Department is the state’s official seed certification agency. The Field Seed Program is responsible for management of all processes involved in the production of certified seed from field inspection

Northern Konstar (Seed) Potatoes Ltd. started of as a premium seed potato producing company in 2000.

The Northern Philippines Root Crops Research and Training Center (NPRCRTC) is one of two organisations in the Philippines to spearhead, coordinate, and implement the national root crops research, development, and extension programs.

Oakley's Premium Fresh Vegetables ltd is a producer of Vegetable products based out of New Zealand

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.

Optimus Land, located in Famagusta's renowned Red Villages region of Cyprus, specialized in the manufacture of premium potatoes. With over a decade of experience in potato trading, the company mixes traditional farming practices with the area's unique red soil to create high-quality produce.

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.

Palm Agricultural Production Company PAPCO was incorporated in 1982 in Kuwait as a shareholding company offering diversified agricultural solutions.

Pan European Potato Enterprise, Ltd (Pep Ltd) is a company involved in the growing and marketing of seed and table potatoes for export (from the UK)

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.

Particularly Good Potatoes, supplying locally grown quality fresh fries (chips) and potato products to chip shops and restaurants across the North East.