Share ownership ProPetro Holding Corp.

ProPetro Holding Corp. is an integrated oilfield service company. The Company is focused on hydraulic fracturing, wireline and other complementary oilfield completion services to upstream oil and gas companies engaged in the exploration and production (E&P) of North American oil and natural gas resources. Its operations are focused on the Permian Basin. The Company’s Completion Services segment includes hydraulic fracturing, cementing and wireline operations. It owns and operates a fleet of mobile hydraulic fracturing units and other auxiliary equipment to perform fracturing services. It provides cementing services for completion of new wells and remedial work on existing wells. It provides wireline and ancillary services on new oil well completions in the Permian Basin. Cementing services use pressure pumping equipment to deliver a slurry of liquid cement. It also provides wet sand solutions, catering to the needs of the oil and natural gas industry.