D. Ronald Harrell

Ryder Scott Co. LP is an oil and gas engineering and geological consulting company based in Houston, TX with subsidiaries in the United States. The private company performs enhanced recovery studies, feasibility reports, fluid injection project designs, horizontal drilling studies, and evaluates oil and gas properties. The company also provides expert witness testimony and technical research & analysis to assist in the preparation of legal cases. Ryder Scott's mission is to provide independent and expert guidance to their clients with the utmost professionalism and integrity, while their vision is to be the preferred oil and gas engineering and geological consultants, known worldwide for quality, reliability, and integrity.