Solynta is the hybrid potato breeding company based in the Netherlands.

Sonac is family company in Egypt, founded in 1979. Sonac is growing, packing and exporting fresh potatoes and citrus and produces IQF frozen fruits & vegetables

The company SOP has its operational headquarter in Polignano a Mare (BA) and deals with the processing and marketing of fruits and vegetables.

The South Australian Potato Company is a grower, washer, packer and marketer of premium fresh potatoes.

Southern Potato is a family farm business located in Southern Manitoba, selling seed potatoes, table potatoes and potatoes for processing throughout North America.

Southwind Farms is a grower and packer of fingerling potatoes, located in the heart of the Snake River Valley in Idaho.

The Specialty Potato Alliance offers a range of fingerling potatoes all year round

Spice villa export is operated by Mr. Hiren Patel since 2017. This is a company dealing with Dehydrated vegetables, spices, cotton, fresh vegetables and fresh fruits.

They produce frozen potato chips from fresh potatoes which are sourced from local farmers.

Spudshed Fresh Food Market is a Supermarket Chain in Western Australia offering a full range of fresh foods.

Stagot, located in Gujarat, is India’s first company to extract native potato starch from whole potatoes. The company is one of the leading potato starch suppliers to the snacks and bakery industry in India.

Stamex International Seeds Pvt Ltd is Pakistan's leader provider of high-quality seed potatoes, representing multinational corporations and providing a wide selection of certified potato seed varieties customized to varied market needs.

Sterman Masser, Inc., is a potato grower and packer of potatoes in Pennsylvania

Stet Holland B.V., located in Emmeloord, is specialized in the development, cultivation and export of seed potatoes. Stet varieties guarantee stable high yields in a hot, continental, and Mediterranean climate.

STET Potato Ltd was formed in 2016 in the United Kingdom with the STET Holland acquisition of the KWS potato division.

Storohage Kartofler is a supplier of potatoes and other vegetables, located in Denmark.

Strang's Produce Inc. is a family potato company in New Brunswick Canada, producing table potatoes and Blue Roof potato vodka

Strohauer Farms is a 4th generation, family-owned and operated farm based in Northern Colorado. One of the farms specialties are gourmet potatoes such as fingerlings