Waller County Operators
Every operator with a permit on file or a well of record here, ranked by permits issued in the window. Wells are each operator's current inventory in the county from the RRC wellbore file.
| # | Operator | Permits | All time | Horizontal | Wells | First | Last |
|---|---|---|---|---|---|---|---|
| 1 | Exxon Corp. | 344 | 344 | 0 | 82 | Jun 29, 1977 | Mar 1, 2000 |
| 2 | Escondido Petroleum Company, Inc | 122 | 122 | 0 | 68 | May 7, 1999 | Jul 9, 2014 |
| 3 | Triangle Three Resources L.L.C. | 88 | 88 | 0 | 52 | Nov 12, 2002 | Jun 2, 2023 |
| 4 | Lone Wolf Operating Company | 70 | 70 | 0 | 11 | May 15, 2002 | Nov 16, 2005 |
| 5 | Gen-Nan Resources & Equip., Inc. | 65 | 65 | 0 | 3 | Nov 3, 1983 | Jul 18, 2002 |
| 6 | R.T.C. Resources, L.P. | 59 | 59 | 0 | 17 | Mar 11, 2003 | Oct 23, 2014 |
| 7 | Forest Oil Corporation | 53 | 53 | 0 | 4 | Nov 16, 2001 | Nov 14, 2011 |
| 8 | RTC Resources Inc | 41 | 41 | 0 | 1 | Mar 15, 1999 | Feb 27, 2003 |
| 9 | Gen-Nan Resources & Equip., L.P. | 34 | 34 | 0 | 4 | Feb 24, 2003 | Mar 15, 2007 |
| 10 | Lone Wolf Operating Company, LP | 32 | 32 | 0 | 12 | Jan 12, 2006 | Aug 11, 2008 |
| 11 | Exxon Mobil Corporation | 31 | 31 | 0 | 9 | Sep 30, 1999 | Mar 17, 2005 |
| 12 | H-M Resource Management, Inc. | 29 | 29 | 0 | 2 | Apr 15, 1999 | Oct 17, 2007 |
| 13 | Beta Operating Company, LLC | 27 | 27 | 0 | 0 | Aug 3, 2001 | Apr 11, 2002 |
| 14 | Chief Operating Company | 24 | 24 | 0 | 0 | Mar 8, 2000 | Jan 24, 2002 |
| 15 | Hilcorp Energy Company | 22 | 22 | 0 | 135 | May 8, 2013 | Apr 25, 2022 |
| 16 | High Chapparal Oil Company | 21 | 21 | 0 | 4 | Jun 13, 1977 | Sep 10, 1986 |
| 17 | Texas-Australia Power Inc. | 20 | 20 | 0 | 1 | Jul 31, 2000 | Aug 23, 2006 |
| 18 | Property Development Group, Inc. | 18 | 18 | 0 | 4 | Aug 8, 2000 | Jun 9, 2014 |
| 19 | Cambridge Royalty Company | 15 | 15 | 0 | 0 | Oct 26, 1981 | Dec 15, 1981 |
| 20 | Johnson Sanford OP Co., Ltd | 14 | 14 | 0 | 1 | Oct 2, 2001 | May 1, 2006 |
| 21 | Strand Energy, L.C. | 13 | 13 | 0 | 5 | Nov 5, 2001 | Nov 9, 2007 |
| 22 | Layline Petroleum I, LLC | 12 | 12 | 0 | 4 | Nov 2, 2004 | Jul 15, 2011 |
| 23 | Texas Australia Power, Inc. | 11 | 11 | 0 | 5 | Mar 12, 2007 | Jul 2, 2009 |
| 24 | Denver Energy Exploration,llc | 10 | 10 | 0 | 12 | Feb 5, 2002 | Aug 9, 2012 |
| 25 | Flag-Redfern Oil Company | 9 | 9 | 0 | 4 | Sep 14, 1977 | Jul 27, 1985 |
| 26 | Integrity Petroleum Group, Inc. | 9 | 9 | 0 | 1 | Nov 19, 2004 | Feb 20, 2008 |
| 27 | Sunray Operating Company LLC | 9 | 9 | 0 | 0 | Jun 2, 2003 | Oct 20, 2006 |
| 28 | Express Oil Co. | 8 | 8 | 0 | 1 | Oct 4, 2002 | Jul 24, 2003 |
| 29 | Peters Petroleum Corporation | 7 | 7 | 0 | 1 | Oct 12, 1999 | Sep 26, 2001 |
| 30 | Transcontinental Minerals Corp. | 7 | 7 | 0 | 0 | Sep 28, 2006 | Mar 4, 2008 |
| 31 | Enhanced Energy Partners Corp | 6 | 6 | 0 | 17 | Jun 28, 2010 | Sep 17, 2024 |
| 32 | Placid Oil Company | 6 | 6 | 0 | 2 | Aug 8, 1979 | Feb 20, 1981 |
| 33 | Kirby Exploration Company | 6 | 6 | 0 | 1 | Mar 31, 1980 | Jan 30, 1984 |
| 34 | Monterrey Petroleum Corp. | 6 | 6 | 0 | 0 | Mar 18, 1981 | Apr 19, 1983 |
| 35 | Atapco | 5 | 5 | 0 | 2 | Aug 20, 1985 | Apr 3, 1989 |
| 36 | New Century Exploration, Inc. | 5 | 5 | 0 | 2 | May 28, 2003 | Mar 6, 2015 |
| 37 | Coho Resources Inc. | 5 | 5 | 0 | 0 | Oct 14, 1982 | Jun 25, 1984 |
| 38 | Javelina Oil & Gas Development | 5 | 5 | 0 | 0 | Nov 13, 2001 | Jul 12, 2002 |
| 39 | Pure Energy Company | 5 | 5 | 0 | 0 | Dec 31, 1982 | Jan 5, 1988 |
| 40 | T-N-T Engineering, Inc. | 5 | 5 | 0 | 0 | Jul 6, 2004 | Aug 30, 2005 |
| 41 | Wilbanks, Bruce A. | 5 | 5 | 0 | 0 | Feb 13, 1984 | May 19, 1986 |
| 42 | Tres Operating Co., LLC | 4 | 4 | 0 | 1 | Aug 13, 2004 | Jun 24, 2005 |
| 43 | Bridas Energy USA, Inc. | 4 | 4 | 0 | 0 | May 18, 2001 | Jun 28, 2001 |
| 44 | Double Eagle Petroleum Corp | 4 | 4 | 0 | 0 | Nov 22, 2000 | May 3, 2001 |
| 45 | Exxon Corp. - Houston | 4 | 4 | 0 | 0 | Jan 25, 1982 | Nov 17, 1982 |
| 46 | Mission Resources Corporation | 4 | 4 | 0 | 0 | Jul 17, 2001 | Nov 6, 2002 |
| 47 | Geosouthern Energy Corporation | 3 | 3 | 0 | 20 | Nov 13, 2003 | Aug 19, 2004 |
| 48 | Stanotex, LLC | 3 | 3 | 0 | 3 | Dec 29, 2005 | Dec 13, 2006 |
| 49 | 7711 Corporation, The | 3 | 3 | 0 | 0 | Dec 30, 1999 | Jan 31, 2000 |
| 50 | Hester, B. M. | 3 | 3 | 0 | 0 | Sep 14, 1977 | May 13, 1980 |
| 51 | Leger Production Co., Inc. | 3 | 3 | 0 | 0 | Dec 4, 1987 | May 10, 1988 |
| 52 | Optimum Exploration LLC | 3 | 3 | 0 | 0 | Jun 7, 2021 | Feb 2, 2022 |
| 53 | Prime Natural Resources Inc | 3 | 3 | 0 | 0 | Sep 18, 2000 | Jan 18, 2001 |
| 54 | Ranch Exploration Ventures, LLC | 3 | 3 | 0 | 0 | Oct 21, 2008 | Aug 5, 2009 |
| 55 | Arco Oil & Gas Co. | 2 | 2 | 0 | 7 | Jan 20, 1984 | Nov 22, 1989 |
| 56 | Reichmann Petroleum Corp. | 2 | 2 | 0 | 4 | Dec 28, 2005 | Jan 5, 2006 |
| 57 | Jr Resources, Inc. | 2 | 2 | 0 | 3 | Aug 25, 1993 | Aug 25, 1993 |
| 58 | Century Resources, Inc. | 2 | 2 | 0 | 1 | May 7, 2002 | Jun 21, 2005 |
| 59 | Enertech Resources, Inc. | 2 | 2 | 0 | 1 | Jul 22, 2003 | Nov 25, 2003 |
| 60 | Karenco Resources, Inc. | 2 | 2 | 0 | 1 | Aug 16, 2000 | Aug 28, 2000 |
| 61 | Talon Development Company | 2 | 2 | 0 | 1 | Nov 4, 2003 | Jan 15, 2004 |
| 62 | Chapman Oil | 2 | 2 | 0 | 0 | Nov 2, 1979 | Jul 15, 1980 |
| 63 | Dominion Minerals Corporation | 2 | 2 | 0 | 0 | Nov 16, 1989 | Jan 14, 1991 |
| 64 | Domino Prod Services Inc | 2 | 2 | 0 | 0 | Jun 4, 2002 | Nov 4, 2002 |
| 65 | Halladay Petroleum, Inc. | 2 | 2 | 0 | 0 | Mar 13, 1989 | Jul 14, 1989 |
| 66 | Ind. Resources Operating Co. Inc | 2 | 2 | 0 | 0 | Dec 6, 2005 | Jan 17, 2006 |
| 67 | Millennium Offshore Group, Inc. | 2 | 2 | 0 | 0 | Nov 14, 2000 | Nov 29, 2000 |
| 68 | Mosbacher Prod. Co.-Transco Exp. | 2 | 2 | 0 | 0 | Jun 28, 1979 | Jul 5, 1979 |
| 69 | Neostar Energy Co | 2 | 2 | 0 | 0 | Jul 31, 2000 | Jul 31, 2000 |
| 70 | Northstar Energy, Inc. | 2 | 2 | 2 | 0 | Aug 13, 2002 | Nov 14, 2002 |
| 71 | Paloma Operating, LLC | 2 | 2 | 0 | 0 | Jan 14, 2026 | Oct 20, 2026 |
| 72 | Pedeco, Inc. | 2 | 2 | 0 | 0 | Mar 24, 1997 | Mar 26, 1997 |
| 73 | Richman Petroleum Corp. | 2 | 2 | 0 | 0 | Mar 18, 2003 | Mar 21, 2003 |
| 74 | Shamrock Oil Co. | 2 | 2 | 0 | 0 | Apr 19, 1994 | Jun 28, 1994 |
| 75 | Stellar Exploration & Prod. Inc. | 2 | 2 | 0 | 0 | Apr 6, 2006 | Jun 8, 2006 |
| 76 | Tenneco Oil Co. | 2 | 2 | 0 | 0 | Oct 2, 1978 | Oct 22, 1979 |
| 77 | Torch Energy Corporation | 2 | 2 | 0 | 0 | Apr 11, 1984 | May 29, 1984 |
| 78 | Weaver, Carnes W | 2 | 2 | 0 | 0 | Jul 10, 1981 | Dec 14, 1982 |
| 79 | 4 Boots Oil Company, LLC | 1 | 1 | 0 | 9 | Sep 7, 2000 | Sep 7, 2000 |
| 80 | Dolberry Energy Resources Corp. | 1 | 1 | 0 | 2 | Apr 26, 2010 | Apr 26, 2010 |
| 81 | Amerada Hess Corporation | 1 | 1 | 0 | 1 | May 14, 1984 | May 14, 1984 |
| 82 | Marino, Charles B. | 1 | 1 | 0 | 1 | Aug 21, 1978 | Aug 21, 1978 |
| 83 | Newfield Exploration Company | 1 | 1 | 0 | 1 | Apr 17, 2007 | Apr 17, 2007 |
| 84 | Premier Coil Solutions, Inc. | 1 | 1 | 0 | 1 | Jun 10, 2014 | Jun 10, 2014 |
| 85 | Premier Minerals, Inc | 1 | 1 | 0 | 1 | May 15, 2003 | May 15, 2003 |
| 86 | Rabensburg,aubrey H. Energy,inc. | 1 | 1 | 0 | 1 | Nov 8, 1984 | Nov 8, 1984 |
| 87 | Shell Oil Company | 1 | 1 | 0 | 1 | Mar 30, 2015 | Mar 30, 2015 |
| 88 | Anadarko Production Company | 1 | 1 | 0 | 0 | Jul 24, 1980 | Jul 24, 1980 |
| 89 | Barnhart Co. | 1 | 1 | 0 | 0 | Aug 26, 1983 | Aug 26, 1983 |
| 90 | Beta Gas & Oil, Inc. | 1 | 1 | 0 | 0 | Jul 6, 2001 | Jul 6, 2001 |
| 91 | BHP Petroleum (Americas) Inc. | 1 | 1 | 0 | 0 | Sep 11, 1985 | Sep 11, 1985 |
| 92 | Cache Petroleum Operating Co.,lp | 1 | 1 | 0 | 0 | Nov 1, 2004 | Nov 1, 2004 |
| 93 | Cliffs Drilling Company | 1 | 1 | 0 | 0 | Feb 24, 1981 | Feb 24, 1981 |
| 94 | Conoco Inc. | 1 | 1 | 0 | 0 | Sep 4, 1985 | Sep 4, 1985 |
| 95 | Cortex Energy, Inc | 1 | 1 | 0 | 0 | Mar 19, 2004 | Mar 19, 2004 |
| 96 | Dixie Land Operating, LLC | 1 | 1 | 0 | 0 | Jun 6, 2005 | Jun 6, 2005 |
| 97 | Dow Chemical Co., The | 1 | 1 | 0 | 0 | Jun 16, 1981 | Jun 16, 1981 |
| 98 | Getty Oil Co. | 1 | 1 | 0 | 0 | May 20, 1980 | May 20, 1980 |
| 99 | Hadaway Engineering Inc. | 1 | 1 | 0 | 0 | Apr 15, 2004 | Apr 15, 2004 |
| 100 | Hawk Drilling, Inc. | 1 | 1 | 0 | 0 | Dec 19, 2005 | Dec 19, 2005 |
| 101 | H-M Oil Company | 1 | 1 | 0 | 0 | Dec 10, 1982 | Dec 10, 1982 |
| 102 | Howard,curtis Drilling Operation | 1 | 1 | 0 | 0 | Jan 12, 1982 | Jan 12, 1982 |
| 103 | Howard, Curtis Drlg Operation | 1 | 1 | 0 | 0 | Aug 16, 1983 | Aug 16, 1983 |
| 104 | Indexgeo & Associates, Inc. | 1 | 1 | 0 | 0 | Aug 22, 2005 | Aug 22, 2005 |
| 105 | Investex Petroleum, Inc. | 1 | 1 | 0 | 0 | May 13, 1985 | May 13, 1985 |
| 106 | Irvine Oil, Inc. | 1 | 1 | 0 | 0 | Sep 4, 1985 | Sep 4, 1985 |
| 107 | Kellco Energy, Ltd. | 1 | 1 | 0 | 0 | Jan 23, 2007 | Jan 23, 2007 |
| 108 | Kilroy Company of Texas, Inc. | 1 | 1 | 0 | 0 | Jun 18, 1982 | Jun 18, 1982 |
| 109 | Lockout Corporation | 1 | 1 | 0 | 0 | May 18, 2001 | May 18, 2001 |
| 110 | Lowmar Exploration Company | 1 | 1 | 0 | 0 | Oct 9, 1987 | Oct 9, 1987 |
| 111 | MLC Operating, LP | 1 | 1 | 0 | 0 | Aug 2, 2007 | Aug 2, 2007 |
| 112 | Mvu Brazos Corp. | 1 | 1 | 0 | 0 | Sep 7, 2022 | Sep 7, 2022 |
| 113 | Nelson & Tucker Operating Co. | 1 | 1 | 0 | 0 | Feb 9, 1982 | Feb 9, 1982 |
| 114 | Oxxn | 1 | 1 | 0 | 0 | Nov 25, 2019 | Nov 25, 2019 |
| 115 | Pennzoil Producing Co. | 1 | 1 | 0 | 0 | Oct 31, 1977 | Oct 31, 1977 |
| 116 | Petropro Energy Partners, L.P. | 1 | 1 | 0 | 0 | Apr 24, 2001 | Apr 24, 2001 |
| 117 | Pratt, CY Production Co. | 1 | 1 | 0 | 0 | May 24, 1984 | May 24, 1984 |
| 118 | Prime Operating Company | 1 | 1 | 0 | 0 | Jun 24, 2003 | Jun 24, 2003 |
| 119 | Rainbow Ventures | 1 | 1 | 0 | 0 | May 18, 1987 | May 18, 1987 |
| 120 | Rowe Production Co. | 1 | 1 | 0 | 0 | Apr 2, 1981 | Apr 2, 1981 |
| 121 | Salt Grass Exploration Inc. | 1 | 1 | 0 | 0 | Sep 22, 2000 | Sep 22, 2000 |
| 122 | Sandalwood Exploration, L.P. | 1 | 1 | 0 | 0 | Nov 19, 2010 | Nov 19, 2010 |
| 123 | Seagull Resources, Inc. | 1 | 1 | 0 | 0 | Jun 12, 1980 | Jun 12, 1980 |
| 124 | St. Michael Exploration Co. | 1 | 1 | 0 | 0 | Jul 13, 1983 | Jul 13, 1983 |
| 125 | Synergy Oil & Gas, Inc. (A) | 1 | 1 | 0 | 0 | Jul 6, 2001 | Jul 6, 2001 |
| 126 | Texas Oil & Minerals Corp. | 1 | 1 | 0 | 0 | Jan 25, 1978 | Jan 25, 1978 |
| 127 | Union Gas Operating Company | 1 | 1 | 0 | 0 | Oct 27, 2008 | Oct 27, 2008 |
| 128 | Union Texas Petroleum Corp. | 1 | 1 | 0 | 0 | Nov 9, 1979 | Nov 9, 1979 |
| 129 | Union Gas Operating Company | — | 0 | 0 | 166 | — | — |
| 130 | Iron Jaw Operating LLC | — | 0 | 0 | 100 | — | — |
| 131 | 84 Energy LLC | — | 0 | 0 | 61 | — | — |
| 132 | Silverbrook Operating LLC | — | 0 | 0 | 44 | — | — |
| 133 | Nupower Energy LLC | — | 0 | 0 | 20 | — | — |
| 134 | Humble Oil & Refining Co. | — | 0 | 0 | 16 | — | — |
| 135 | Senora Resources Inc. | — | 0 | 0 | 11 | — | — |
| 136 | Browning Landon | — | 0 | 0 | 7 | — | — |
| 137 | Amoco Production Co.-Alvin | — | 0 | 0 | 5 | — | — |
| 138 | Big Run Production Company | — | 0 | 0 | 5 | — | — |
| 139 | KWS Oil & Gas LLC | — | 0 | 0 | 5 | — | — |
| 140 | Trailblazer Oil & Gas LLC | — | 0 | 0 | 4 | — | — |
| 141 | Continental Oil Company | — | 0 | 0 | 2 | — | — |
| 142 | Cox & Cox Production Co. | — | 0 | 0 | 2 | — | — |
| 143 | DFG Oil & Gas LLC | — | 0 | 0 | 2 | — | — |
| 144 | Evergreen Energy Inc. | — | 0 | 0 | 2 | — | — |
| 145 | Howitzer Operating LLC | — | 0 | 0 | 2 | — | — |
| 146 | Lindow Oil & Gas LLC | — | 0 | 0 | 2 | — | — |
| 147 | Mag Exploration LLC | — | 0 | 0 | 2 | — | — |
| 148 | Messy Oil and Gas LLC | — | 0 | 0 | 2 | — | — |
| 149 | Moore Petroleum Service Inc. | — | 0 | 0 | 2 | — | — |
| 150 | North American Drilling Corp | — | 0 | 0 | 2 | — | — |
| 151 | Pan American Petroleum Corp. | — | 0 | 0 | 2 | — | — |
| 152 | Phoenix Oil Field Equipment Co. | — | 0 | 0 | 2 | — | — |
| 153 | Wilbanks Bruce A. Company | — | 0 | 0 | 2 | — | — |
| 154 | Amrwr LLC | — | 0 | 0 | 1 | — | — |
| 155 | Apache Exploration Inc. (I) | — | 0 | 0 | 1 | — | — |
| 156 | Atlantic Richfield Company | — | 0 | 0 | 1 | — | — |
| 157 | Caskids Operating Company | — | 0 | 0 | 1 | — | — |
| 158 | Clearly Petroleum LLC | — | 0 | 0 | 1 | — | — |
| 159 | Coastline Operating L.L.C. | — | 0 | 0 | 1 | — | — |
| 160 | Galloway Energy Co. | — | 0 | 0 | 1 | — | — |
| 161 | GTG Operating LLC | — | 0 | 0 | 1 | — | — |
| 162 | Ipact | — | 0 | 0 | 1 | — | — |
| 163 | K-3 Resources LP | — | 0 | 0 | 1 | — | — |
| 164 | Lakehills Production Inc. | — | 0 | 0 | 1 | — | — |
| 165 | Mosbacher Production Co. | — | 0 | 0 | 1 | — | — |
| 166 | Ows Energy Inc. | — | 0 | 0 | 1 | — | — |
| 167 | Reddy Disposals LLC | — | 0 | 0 | 1 | — | — |
| 168 | Schaaron International Energy | — | 0 | 0 | 1 | — | — |
| 169 | Somerset Operating LLC | — | 0 | 0 | 1 | — | — |
| 170 | Texaco Inc. | — | 0 | 0 | 1 | — | — |
| 171 | Texana Operating Company | — | 0 | 0 | 1 | — | — |
| 172 | Texas Oil & Gas Corp. | — | 0 | 0 | 1 | — | — |
| 173 | Torch Operating Company | — | 0 | 0 | 1 | — | — |
| 174 | Walter Oil & Gas Corporation | — | 0 | 0 | 1 | — | — |
174 OPERATORS · WINDOW ON THE RRC ISSUE DATE