McElvain Energy, Inc., is a Denver-based oil and gas exploration and production company active in the San Juan Basin, the Permian Basin, and the Denver Basin. Our 80+ years of experience making intelligent and sustainable investments have supported our recognition as one of the top private oil and gas production companies in America.Our company is a fully integrated operating and production company with interests in over 4,600 wells across the country including more than 260 operated wells. The company continues to focus its efforts on participation in high quality projects, increased operational control and strategic investment in a limited number of core areas and basins to support future growth with integrity.