About William Grant Tank & Vessel, Inc.


William Grant Tank & Vessel, Inc. is a manufacturer of custom pressure vessels and shop fabricated tanks focusing on the timely delivery of high quality, cost effective products to the chemical manufacturing, petroleum refining, and gas processing industries. William Grant Tank & Vessel, Inc. is certified by the American Society of Mechanical Engineers (ASME) to apply the “U” stamp for new construction of vessels and the “R” stamp for vessel repairs and alterations. The API 650 and API 620 shop fabricated tanks are manufactured with the same quality performance standards as the ASME vessels.

Our manufacturing practices are supported by the most valuable asset we have…our dedicated employees. We are committed to providing our employees a safe work environment with continued education and training to facilitate these good manufacturing practices. These manufacturing practices and quality performance standards are monitored daily and managed by a full time Certified Weld Inspector (CWI) that is committed to the fulfillment of an order with a quality product.