• Sullivan Justin
• Taylor Robert S
• Genoil Inc.
• Verdant Technology CORP
• Superior Well Services, INC
• Superior Energy Services-North America Services, Inc
• Lexington Energyservices Inc.
• Stw Resources Holding Corp.
• Cal Dive International, Inc.
• Stallion Oilfield Services, Inc.
• Tekoil & Gas Corp
• North American Construction Group Ltd.
• Basic Energy Services LP, LLC
• Basic Energy Services GP, LLC
• Basic Energy Services L.P.
• Basic ESA, Inc.
• Basic Marine Services, Inc.
• First Energy Services CO
• LeBus Oil Field Service Co.
• Oilwell Fracturing Services, Inc.
• Globe Well Service, Inc.
• SCH Disposal, L.L.C.
• Superior Offshore International Inc.
• AirComp LLC
• Allis-Chalmers Tubular Services, LLC
• Allis-Chalmers Rental Services LLC
• Allis-Chalmers Production Services LLC
• Allis-Chalmers Management LLC
• Allis-Chalmers Holdings Inc.
• Vantage Energy Services, Inc.
• Petro-Rentals LLC
• Transact Energy Corp
• Core Laboratories LP
• Glori Energy Inc.
• Capital City Energy Group, Inc.
• Saga Energy, Inc.
• Concentric Pipe & Tool Rentals, L.L.C.
• CSI Technologies, LLC
• Semo, L.L.C.
• Semse, L.L.C.
• Superior Inspection Services LLC
• Workstrings International, L.L.C.
• Coil Tubing Technology Holdings, Inc.
• Nuverra Environmental Solutions Inc
• Advanced Oilwell Services, Inc.
• Next Fuel, Inc.
• Rebel Rentals LLC
• Forbes Energy Services LLC
• Energy & Technology Corp.
• C.C. Forbes, LLC

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