Hi-Crush Proppants (“Hi-Crush”) is a leading producer of premium monocrystalline sand, a specialized mineral that is used as a proppant (“frac sand”) to enhance the recovery rates of hydrocarbons from oil and natural gas wells. Hi-Crush owns, operates, acquires and develops frac sand reserves and related processing and transportation facilities. Our reserves consist of Northern White sand, predominately found in Wisconsin and limited portions of the upper Midwest region of the United States, and is highly valued as a preferred proppant due to its favorable physical characteristics.

Contango Oil & Gas Company is an independent oil and gas company based in Houston, Texas, focused on the exploration, development, production and acquisition of natural gas and oil properties both onshore and offshore in the shallow waters of the Gulf of Mexico. Contango?s onshore operations are concentrated in the U.S. Gulf Coast Region with over 400 producing wells located in the Woodbine formation in Southeast Texas, the Eagle Ford and Buda formations in South Texas, the Haynesville Shale, Mid-Bossier and James Lime Plays in East Texas, the Denver Julesburg Basin in Colorado, and in various conventional fields located primarily along the Texas Gulf Coast. Contango also owns approximately 24,000 undeveloped acres in the developing Tuscaloosa Marine Shale play in Louisiana and Mississippi. Contango?s offshore operations are concentrated in the shallow waters of the Gulf of Mexico and consist of 13 Company-operated wells and four production platforms.