Design Tanks

About Design Tanks

Design Tanks is a fiberglass-reinforced plastic (FRP) tank manufacturing company with more than 70 years experience. Centrally located in Sioux Falls, South Dakota, Design Tanks provides engineering, design, and manufacturing processes. Design Tanks strives to be the nation-wide leader in fiberglass tank manufacturing. Our mission through modern design, engineering, and manufacturing processes is to create the highest quality fiberglass tanks in the industry while bringing outstanding value to our customers. The company's fiberglass tanks have provided containment solutions and advantages over other materials for a wide array of applications including: Liquid Fertilizer, Brine Maker, Water Potable, Waste Water, Odor Control, Chemical Storage, Anaerobic Digester, Brine Water.