Jefferies V. Alston

Trinity Consulting, Inc. provides comprehensive, integrated and information technology services. It solutions, which include software products, systems integration, information technology management and infrastructure support, are designed to resolve information technology issues. The firm services include enterprises resource planning, project management, web maintenance, e-business and training services. The company was founded by Jefferies V. Alston, III in 2000 and is headquartered in Farmington Hills, MI.

Hi-Crush Proppants LLC engages in the provision of proppant and logistics solutions to the North American petroleum industry. The firm owns and has options to acquire sand excavating and processing locations located in Wisconsin. It also offers premium frac sand and logistics services to E&P companies, integrated service companies and pressure pumping companies, on contract and spot basis. Its services include transload, terminal and storage, and railcar storage and handling. The company was founded by Robert E. Rasmus and James M. Whipkey in October 2010 and is headquartered in Houston, TX.

Hi-Crush, Inc. engages in the production of monocrystalline sand. It owns, operates, and develops sand reserves and related excavation as well as processing facilities. The firm supplies frac sand and logistics services. The company was founded on May 8, 2012 and is headquartered in Houston, TX.

Hi-Crush GP LLC is a producer and supplier of premium Northern White frac sand, which is used as a preferred prop pant in unconventional oil and gas wells. The company was founded in 2010 and is headquartered in Houston, TX.