- 3-R Production Inc
- A P Land Svc
- A Rowe III Inc
- A W Hanley
- Abilene Petroleum Land Svc Co
- Abilene Petroleum Land Svc Co
- Abraham Investment Co
- Alan C Prigge & Assocs Inc
- Allen Ray Jackson
- Alpha Development Corp
- Alpha Development Corp
- Alvin M Barrett & Assoc
- American Assurance
- American Assurance
- Anadarko Basin Land Svc
- Apex Royalties Inc
- Arch W Deuel
- Arch W Deuel
- Area Royalty LTD
- Arrington Co
- B J Popp Oil & Gas Lease Brkr
- B N Ogilvie Inc
- B W Energy Consulting
- Basin Fuels LTD
- Belo Gajdos
- Bill P Harris
- Bois D'Arc
- Brad Sheffield
- Brian Lasley
- Bruce Blake
- Bruce E Payne Petroleum Land
- Bruce L Carter Oil & Gas
- Bruce Nacci Oil & Gas Interest
- Burks Oil & Gas
- Byrd Land Svc Inc
- C Alan Decker
- Carla Petroleum Inc
- Carla Petroleum Inc
- Carlson & Assoc
- Central Texas Land Svc
- Chalfant Properties Inc
- Chalfant Properties Inc
- Chapparel Land Svc
- Chapparel Land Svc
- Chapparel Land Svc
- Charles H Guernsey Petro Land
- Charles L Morgan
- Charlie Hudson & Assoc Inc
- Charlie Ice Landman
- Charta
- Chi Energy Inc
- Chief Oil
- Chief Oil
- Chisos Exploration Co
- Choate Co Inc
- Cin-Tex Oil & Gas Co
- Cinco Energy Land Svc
- Cinco Energy Land Svc
- Clay Johnson Oil & Gas
- Clay Johnson Oil & Gas
- CLS Resources Inc
- CLS Resources Inc
- CLS Resources Inc
- Cole Alvie Land & Mineral Co
- Concord Oil Co
- Concord Oil Co
- Continental Land Resources
- Craig & Assoc
- Craig A Johnson Co
- Craig Clark
- Crew Land Research
- D J Energycom
- Dan D Fisher & Assoc
- Dataland Resources
- Dataland Resources
- Dave Deison
- David A Blackerby
- David A Blackerby
- David A Oge
- David Goughnour
- David Wells
- Dominion Land & Minerals
- Donald G Haden
- Donald W Hawkins
- Donna Oldham
- Donnie Michael Petroleum Lndm
- Doug Ferguson Landman
- Drew H Beams
- E & G Energy Inc
- E W Brown Jr Properties
- Eddie Wormser Oil Properties
- Edward H Bays
- Edwin N Kittrell III
- Eiche Mapes & Co
- Ellis & Ellis
- Energy Land Resources
- Eric Lewis
- Estate Of Pearl A Doering
- Ferguson Oil & Gas Leasing
- Ferguson Oil & Gas Leasing
- Fieldstone
- Fieldstone
- Frank Hughey
- Franklin D Ward Jr
- Frazier Oil Properties
- Frazier Oil Properties
- Fred P Blume
- Fred P Blume
- G & H Assoc
- G M Mc Caslin & Co
- G M Mc Caslin & Co
- G R Consulting
- G R Consulting
- Genesis Land & Mineral Rsrcs
- Genesis Land & Mineral Rsrcs
- George P Campbell
- Gift-Neuhaus Properties Inc
- Gough & Co
- Griffith Land Svc
- Griffith Land Svc Inc
- Griffith Land Svc Inc
- Gus Hudson Oil & Gas
- Guy Spiller
- Guy Spiller
- GWC Energy Inc
- H P Ellsworth O & G Properties
- Hanson & Strahn Inc
- Hanson & Strahn Inc
- Harry R Underwood & Assoc
- Harry R Underwood & Assoc
- Hatcher Petro-Land Inc
- Hatcher Petro-Land Inc
- Hemus Inc
- Hemus Inc
- Henderson Family Partnership
- Hollis Energy & Real Property
- Hollis Energy & Real Property
- Horace A King Jr
- Humphrey Oil Corp
- Hunt Oil Co
- Hyle C Doss
- Icarus Inc
- J D Minerals
- J David Williams Oil & Gas Pro
- J S Land Svc Inc
- Jack E Blake Co
- James B Davis
- James C Durbin Jr
- James C Durbin Jr
- James D Huff
- James F Bolls Petroleum Lndmn
- James F Bolls Petroleum Lndmn
- James F Clark Oil Co
- James F Clark Oil Co
- James G Richter
- James G Richter
- James L Massie Oil & Gas
- Javier C Davila Law Office
- Jbc Interests LTD
- Jdmi
- Jeff R Massey & Assoc
- Jeff R Massey & Assoc
- Jeff R Massey & Assoc
- Jerry L Keehan
- Jim Kelly
- Jimmie L Schneider
- Joe D Gilmer & Assoc
- Joe H Cade Jr
- Joe W Thompson Petroleum Land
- Joe W Thompson Petroleum Land
- John B Gordon
- John Bernard Oil & Gas
- John Cox
- John Cox
- John H Rickman
- John I Martin
- John I Martin
- John J Champion
- John L Robertson Oil & Gas
- John M Eiche Jr
- John P Pritchard
- John Pettit
- John R Dorr Land Mgmt & Pet Co
- John R Dorr Land Mgmt & Pet Co
- Johnson Grassel & Gorham
- Johnson Grassel & Gorham
- Johnson Land Svc
- Jones & Zweiner Inc
- Jones & Zweiner Inc
- Jones & Zwiener Inc
- Jordan John Wingat
- JPF Land Svc
- JPF Land Svc
- JVI Management Svc
- K Marc Acuff
- Keith Jones
- Ken Savage & Assoc
- Kenneth C Dickeson Oil & Gas
- Kilrush Petroleum Inc
- Kilrush Petroleum Inc
- King Petroleum Land Svc
- L E Opperman Co
- L M Grace Jr
- L M Grace Jr
- Land & Mineral Co Of Tx
- Land Services
- Landworks Inc
- Landworks Inc
- Landworks Inc
- Langtry Land Svc Inc
- Lariat Land & Exploration Inc
- Lariat Land & Exploration Inc
- Larry D Douglas & Assoc
- Larry Frair
- Larry Frair
- Lee Grigson Oil & Gas Props
- Lee Grigson Oil & Gas Props
- Lloyd D Thornton
- LMS Resources Inc
- Lockhart Oil Properties
- Lockhart Oil Properties
- Lomoco Inc
- Lonestar Petroventures Inc
- Lonestar Petroventures Inc
- Lonnie C Gaston Oil & Gas Lsng
- Luttrell & Assoc
- Lyle D Cannon
- Lyle D Cannon
- Mac Lander
- Mac Lander
- Mainstream America Resources
- Marc A Morrison
- Marcus L Oquin Oil Gas & Mnrl
- Mark Crawford
- Mark Crawford
- MBC Resources
- Mc Adoo Enterprises Inc
- Mc Collum Co
- Mc Faddin Offices
- Mc Larty Oil Properties
- Meagher Oil & Gas Properties
- Meagher Oil & Gas Properties
- MGM Oil & Gas Co
- Michael D Leonhart Petroleum
- Michael D Leonhart Petroleum
- Michael D Leonhart Petroleum
- Michael E Zoller
- Michael S Braun
- Michael S Braun
- Mil-Vid Properties Inc
- Miller Interests Inc
- Monty Mc Lane
- Morgan Gas & Oil Co
- MRK Royalty
- Myriad Oil & Gas
- Myrna Mc Leroy
- Nichols Energy
- Nichols Energy
- Nichols Energy
- Noonan Land Svc Inc
- Noonan Land Svc Inc
- Northstar Production & Land
- O Dale Smith Estate
- O Dale Smith Estate
- O Dale Smith Estate
- OGM Land Co
- Orion Oil & Gas
- Orion Oil & Gas
- Orion Oil & Gas
- P L Ackerman Oil
- P L Ackerman Oil
- Peacock Oil Properties
- Peacock Oil Properties
- Permian Basin Land Assoc
- Perpetual Royalty Syndicate
- Perpetual Royalty Syndicate
- Perry & Perry
- Petro Land Group Inc
- Petroleum Land Svc
- Petroleum Land Svc
- Petroleum Resource Field Svc
- Petroven
- Petroven
- PFM
- Philip S Houser
- Phillip A Hancock
- Phillip A Hancock
- Phillip B Monigold
- Piney Island
- Piney Island
- Piney Island
- Piney Island
- Pinnacle Land Svc
- R B Clark
- R E Glasscock Oil & Gas
- R F Fort Inc
- R Gilpin Inc
- R W Mc Kamy
- R W Mc Kamy
- Randy J Boatright