Mammoth is an integrated, growth-oriented energy service company serving companies engaged in the construction and repair of the electric grid for private utilities, public investor-owned utilities and co-operative utilities through its energy infrastructure services and the exploration and development of North American onshore unconventional oil and natural gas reserves. Mammoth’s suite of services and products include: infrastructure services, well completion services, natural sand and proppant services, drilling services and other energy services.

Editor's note: Updated Feb. 17, 2021.