E. G. Cort was a founder and the general manager of the Minnesota Co-op Oil Company. He dedicated his total efforts to the new organization, the nation's first petroleum/farm supply regional cooperative. As the organization expanded, it was renamed Midland Cooperatives and many years later it merged into Land O'Lakes. Cort traveled extensively in Europe, Scandinavia and Great Britain to learn how cooperatives could be expanded. He was instrumental in the formation of MSI Insurance, Group Health Plan, and Universal Cooperatives. He was a strong supporter of the National Cooperative Business Association.