About

A Leading Petroleum Distributor for More than 35 Years. From the very beginning, Harms Oil Company has been dedicated to providing the highest level of reliable, friendly service to its customers. By investing in quality equipment and quality people, Harms Oil has built important supply relationships with petroleum refiners, and lasting relationships with its customers throughout South Dakota and the surrounding region. While primarily a supplier of gasoline and diesel fuels, we also distribute lubricants, industrial chemicals, and propane.