Resources
Owner Relations
- Abraxas Petroleum
- Adams Resources & Energy
- Alta Mesa Holdings
- American Energy Partners
- Anadarko Petroleum
- Antares Energy Company
- Apache Corporation
- Approach Resources
- Argent Energy Trust
- Aruba Petroleum
- Aterra Petroleum
- Atlas Resource Partners
- Aurora Resources
- Austin Exploration
- Battalion Oil
- Baytex Energy
- BHP Billiton
- Blackbrush Oil & Gas
- BP
- BRC Operating
- BreitBurn Energy Partners
- Broad Oak Energy II, LLC
- Burnett Oil Company
- Cabot Oil & Gas
- Callon Petroleum Company
- Carrizo Oil & Gas
- Caza Petroleum, Inc.
- Chaparral Energy
- Chesapeake Energy
- Chevron
- Chief Oil & Gas LLC
- Cimarex Energy Company
- Clayton Williams Energy
- Collins and Young, LLC
- Comstock Resources
- Concho Resources
- ConocoPhillips
- Contango Oil & Gas Company
- Dale Operating Company
- Denbury Resources
- Devon Energy
- Diamondback Energy
- Discovery Natural Resources
- EagleRidge Energy
- Encana
- Endeavor Energy Resources
- Enduring Resources
- Energen
- Enerjex Resources
- EnerVest, Ltd.
- EOG Resources
- EP Energy
- EQT Corporation
- Escondido Resources
- Espada Operating
- EXCO Resources
- ExxonMobil
- Fasken Oil & Ranch
- Goodrich Petroleum
- Gulfport Energy Corporation
- Halcon Resources
- Hess Corporation
- Hunt Oil
- Kinder Morgan
- Laredo Energy
- Laredo Petroleum
- Lewis Energy Group
- LINN Energy
- Lonestar Resources
- Lucas Energy
- Marathon Oil
- Matador Resources
- Memorial Production Partners
- Mewbourne Oil Company
- Murphy Oil
- Newfield Exploration Company
- Noble Energy
- Occidental Petroleum
- Parsley Energy
- PetroQuest Energy
- Pioneer Natural Resources
- QEP Resources
- Range Resources
- Repsol
- Resolute Energy Corporation
- Riley Exploration Group
- Rock Oil Holdings, LLC
- RSP Permian
- Sabine Oil & Gas
- Sanchez Energy Corporation
- SandRidge Energy
- Shell
- SM Energy
- Statoil
- Stonegate Production Company
- Strand Energy
- Sundance Energy
- Swift Energy Company
- Tidal Petroleum
- U.S. Energy Corporation
- Unit Petroleum Company
- Vanguard Natural Resources
- Vantage Energy
- Weber Energy
- Whiting Oil & Gas Corporation
- XTO Energy, LLC
- Yates Petroleum Corporation