Richardson International Limited is a privately held Canadian agricultural and food industry company headquartered in Winnipeg, Manitoba. The company is one of several companies that are owned by James Richardson & Sons Limited. The company is a worldwide handler and merchandiser of all major Canadian-grown grains and oilseeds and a vertically integrated processor and manufacturer of oats and canola-based products. Richardson has over 2,500 employees across Canada, the U.S. and U.K. Richardson International is a subsidiary of James Richardson & Sons, Limited, established in 1857.

Richardson International is a vertically integrated company, with facilities across Canada and the United States. Headquartered in Winnipeg, Richardson has 3 divisions. In Western Canada, Richardson operates grain handling and crop input facilities under the name of Richardson Pioneer Ag Business Centres. Richardson operates a number of port facilities located strategically in Eastern and Western Canada.

Richardson Oilseed processes canola for oils, sprays and margarine for industrial and home cooking. Richardson was the first company to market canola oil and markets canola products, including under the Canola Harvest brand.

Richardson Milling processes oats in Canada, USA, and Europe.

In 1913, Pioneer Grain Company Ltd. and Eastern Terminals Ltd. were formed. By then the company had twenty-six licensed elevators, sixteen of which were in Saskatchewan.

In 1921, Pioneer had expanded to over 100 country elevators.

In 1931, forty-four elevators of the Saskatchewan and Western Elevator companies were amalgamated into Pioneer; these elevators had been operated by the Richardsons since the mid-1920s.

In 1947, Pioneer acquired twenty-three elevators from the failed Reliance Grain Company.