- Amtex Energy Inc
- Atlantic Operating Inc
- Avra Oil Co
- Berexco Permian LLC
- Boyd & Mc Williams Energy Grp
- Brahaney Drilling Co
- Bright & Co
- Buckeye Energy Inc
- Burgundy Oil & Gas Inc
- C Clyde Hamblin
- C F Qualia Operating Inc
- Callaway Production Co
- Campana Petroleum Co
- CBS Operating Corp
- Centerfire Corp
- Cholla Petroleum Inc
- Collins & Ware
- Crown Quest Operating
- David H Arrington Oil & Gas
- DDDF Co
- Dinero Operating Co
- Double B Land & Cattle Co
- Doyle Hartman Oil
- Draco Energy
- Durham Inc
- Dyad Petroleum Co
- Ernie W Anguish
- Freeman Oil
- Gerald W Green
- Gieb Corp
- H L Brinson
- Hamco
- Hilory G Bedford
- HMH Operators
- Imperial Operating Co
- James H Steedman Estate
- Jm Cox Resources LP
- John H Hendrix Corp
- John L Cox Pipe Yard
- JVA Operating Co
- K M Skaar Oil & Gas Inc
- King Petroleum
- Kirkpatrick Oil Co
- Lea Corp
- Lea Corp
- Mark Hannifin Oil & Gas
- Matson Energy Co
- Mayne & Mertz Inc
- Mc Clure Oil Co Inc
- Mc Donnold Co
- Mc Farland & Scobey Inc
- Mid-States Operating Co
- Minihan Oil & Gas Corp
- Naumann Oil & Gas
- Northstar Operating Co
- O R Whiteside Inc
- Oil & Gas Exploration
- Palisades Operating Co
- Paul L Davis Jr
- Paul L Davis Jr
- Pecos Production Co
- Pennant Petroleum Inc
- Penwell Energy Inc
- Petrodata Resources
- Production Operations & Mgmt
- R B Cowden Family Prop LTD
- R W Operating Corp
- RDR Energy LLC
- Remuda Operating Co
- Rendova Oil Co
- Robert B Coleman
- Robert H Hannifin Office
- Robert O Canon
- Robert O Canon
- Robertson Resources Inc
- Rowland & Assoc
- Roy E Kimseyjr
- Sam F Hurt Jr
- Saxet Oil Corp
- Scythian Limited
- Sha-Jam Operating Corp
- Shinnery Oil Co
- Stout Energy
- Terrace Petroleum Corp
- Texas Energy Sources Inc
- Texas Engery
- TGB Inc
- Threeway Drilling Co
- Tierra Exploration Inc
- Trinity Production Co
- Vinson Exploration Inc
- W D Kleine's
- W W La Force Jr
- W W La Force Jr
- Wellkat LLC
- Westar Energy Inc
- Western Reserves Oil Co
- WJC Engineering & Management
- Xtra Energy
- Yates Oil & Gas