Anchor Drilling Fluids USA, LLC is a leading independent drilling fluids company headquartered in Tulsa, Oklahoma. Founded in 1994, the company has provided customized drilling fluid solutions, specialty products, and well-site services for over 40 years and is the largest independent drilling fluids company in the United States. Anchor utilizes the latest technology and advances in quality engineering services to provide drilling fluid solutions to a variety of energy needs. Anchor offers state-of-the-art vacuum trucks