Founded in 1937, Ace Tank & Fueling Equipment, formerly known as Ace Tank and Welding Company, was one of the founding members of the Steel Tank Association. The company offers a range of products that includes specialized tanks, service stations, card locks, and airport, marine and bulk fueling systems. Ace Tank & Fueling Equipment provides grease interceptors and oil and water separators. It offers tanks with special interior and exterior coatings, aluminum access steps, internal heaters, steam coils and special preparation for the accommodation of level gauges, agitators, pumps and float switches. Ace Tank & Fueling Equipment offers a variety of retail fuel pumps, dispensers and bulk fueling accessories from several makes, such as Dixon, Bennett, Lincoln, Balcrak and Velcon. It serves in Washington and Oregon.