About Us

• true family business dedicated to serving Tillamook and its surrounding areas. Originally founded by Stan and Ruth Sheldon, Sheldon Oil Co. is now owned by their two sons, Mike and Shell Sheldon, who purchased the company in 2001. Sheldon Oil Co. is a genuine family establishment that the Sheldons take great pride in. Mike and Shell, along with their wives, Niki and Lisa, all play a critical role in the company, which also includes Mike and Nikis four daughters, and Shell and Lisas son.lengthy history in the oil business. Pictured above is Homer Sheldon Sr. (in coveralls) at our first service station in Garibaldi, Oregon, which was opened in the 1930s. Mike and Shell grew up working at this station, which was operated by their parents from the early 60s up until Sheldon Oil was created in 1983. Mike and Niki also owned and operated the Garibaldi station from 1984-2000.