Key Players
- BJ Services LLC
- BNK Petroleum Inc
- Basic Energy Services Inc
- C&J Energy Services
- Calfrac Well Services Ltd
- Devon Energy Corporation
- FTS International Inc
- Keane Group
- ProPetro Holding Corp
- RPC Group Plc
- Royal Dutch Shell plc
- STEP Energy Services Ltd
- Sinopec Oilfield Service Corporation
- Trican Well Service Ltd
- Universal Pressure Pumping
- Weatherford International plc