| 13101 | Hill-Lake Gas Storage, LLC | Tulsa, OK 74172 | Oil & Gas Operator | Nov 2024 |
| 13102 | Hillary Oil Comp | | Oil & Gas Operator | Apr 1991 |
| 13103 | Hillcrest Petroleum, LLC | Midland, TX 79707 | Oil & Gas Operator | Jun 2019 |
| 13104 | Hillenburg Oil C | | Oil Operator | Apr 1994 |
| 13105 | Hillenburg Oil Co., A General Partnership | Broken Arrow, OK 74011 | Oil Operator | Jul 2024 |
| 13106 | Hillenburg Oil Company | Broken Arrow, OK 74011-4021 | Oil Operator | Apr 2011 |
| 13107 | Hilliard Oil | Bronte, TX 76933 | Oil & Gas Operator | Mar 2008 |
| 13108 | Hilliard Oil & Gas Inc | New Orleans, LA 70112 | Oil & Gas Operator | May 2001 |
| 13109 | Hilliard Petroleum Inc. | Shreveport, LA 71101 | Oil & Gas Operator | Sep 2009 |
| 13110 | Hilligoss Leonard | | Oil Operator | Aug 2022 |
| 13111 | Hilliker Oil Com | | Oil Operator | Jul 1984 |
| 13112 | Hilliker Production | Indian Wells, CA 92210 | Oil & Gas Operator | Jul 2007 |
| 13113 | Hillin Prod. Co. | Odessa, TX 79760 | Oil & Gas Operator | Apr 2002 |
| 13114 | Hillin Simon/Prime Expl., L.C. | Midland, TX 79702 | Oil & Gas Operator | Jun 2000 |
| 13115 | Hillin, T. A. | Kerrville, TX 78028 | Oil & Gas Operator | Aug 2020 |
| 13116 | Hillin-Simon Oil Company | Houston, TX 77079 | Oil & Gas Operator | Mar 2013 |
| 13117 | Hills Dozer Service | Stroud, OK 74079 | Oil & Gas Operator | Mar 2022 |
| 13118 | Hillside Oil & Gas, LLC | Midland, TX 79708 | Oil & Gas Operator | Apr 2016 |
| 13119 | Hillside Oil Inc | Aurora, ON L4G | Oil Operator | Dec 2021 |
| 13120 | Hillside Oil Partners | | Oil & Gas Operator | Dec 1999 |
| 13121 | Hillside Resources | Bartlesville, OK 74005 | Oil & Gas Operator | Jan 2007 |
| 13122 | Hilltex Operating Company, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Jul 2021 |
| 13123 | Hilltop Development Corp | Frazeysburg, OH 43822 | Oil & Gas Operator | Dec 1984 |
| 13124 | Hilltop Disposal LLC | Elk City, OK 73644-2400 | Oil Operator | Jun 2021 |
| 13125 | Hilltop Exploration, Inc. | Sedan, KS 67361 | Oil Operator | Jan 2000 |
| 13126 | Hilltop Petroleum LLC | Weatherford, TX 76086 | Oil & Gas Operator | Nov 2024 |
| 13127 | Hilltopper Energy, LLC | Hopkinsville, KY 42240 | Oil & Gas Operator | Dec 2022 |
| 13128 | Hillwood Energy Texas, L.P. | Fort Worth, TX 76177 | Gas Operator | Jan 2010 |
| 13129 | Hillwood O & G Operating Co LP | Fort Worth, TX 76102 | Gas Operator | Nov 2024 |
| 13130 | Hilty Interests, Inc. | Kerrville, TX 78028 | Oil & Gas Operator | Jun 1989 |
| 13131 | Himco Oil & Gas, Inc. | Enid, OK 73702 | Oil & Gas Operator | Aug 2024 |
| 13132 | Hindman, E. C. Jr. Partnership | Breckenridge, TX 76424 | Oil & Gas Operator | Dec 2008 |
| 13133 | Hinds Petroleum, LLC | Houston, TX 77263 | Oil Operator | Nov 2024 |
| 13134 | Hinds Petroleum, LP | Houston, TX 77263 | Oil Operator | Feb 2017 |
| 13135 | Hines, Ralph, Jr. | Wichita Falls, TX 76307 | Oil & Gas Operator | May 2002 |
| 13136 | Hinkle Engineering, Inc. | Oklahoma City, OK 73112 | Oil & Gas Operator | Nov 2016 |
| 13137 | Hinkle Oil And Gas Inc | Oklahoma City, OK 73112-4275 | Oil & Gas Operator | Sep 2024 |
| 13138 | Hinkle Oil Compa | | Oil & Gas Operator | Nov 1994 |
| 13139 | Hinkle Oil Company | Wichita, KS 67202 | Oil & Gas Operator | Jan 1999 |
| 13140 | Hinkle, Howard L. | Wichita Falls, TX 76301 | Oil & Gas Operator | Nov 2024 |
| 13141 | Hinks Petroleum Co., Inc. | Wichita, KS 67201 | Oil Operator | May 1999 |
| 13142 | Hinson Bobbie L | Bristow, OK 74010 | Oil & Gas Operator | Sep 2024 |
| 13143 | Hinson Jr Bobbie L | Bristow, OK 74010 | Oil & Gas Operator | Jul 2020 |
| 13144 | Hinto Energy, LLC | Edwards, CO 81632 | Oil Operator | Mar 2017 |
| 13145 | Hinton Production Company | MT Pleasant, TX 75455 | Oil & Gas Operator | Aug 1995 |
| 13146 | Hinton Well Servicing, Inc. | | Oil Operator | Feb 2008 |
| 13147 | Hinton, W. B. | MT Pleasant, TX 75455 | Oil & Gas Operator | Jul 1993 |
| 13148 | Hipp Oil And Gas Inc. | Big Spring, TX 79720 | Oil & Gas Operator | Nov 2024 |
| 13149 | Hirt Farms Incor | | Oil & Gas Operator | Apr 1994 |
| 13150 | His Energy Corporation Inc | Newcastle, OK 73065-1461 | Oil Operator | Feb 2018 |
| 13151 | Hispanic Oil & Gas Energy LLC | | Oil Operator | Jul 2024 |
| 13152 | Hitchcock, VIcki L. & Jacob J. | Randolph, NY 14772 | Gas Operator | Dec 2023 |
| 13153 | Hitchita #1 LP | Edmond, OK 73013-6628 | Oil & Gas Operator | Sep 1997 |
| 13154 | Hitex Resources, LP | Houston, TX 77265 | Oil & Gas Operator | Nov 2024 |
| 13155 | Hiwa Petroleum Corp. | | Oil & Gas Operator | Oct 2024 |
| 13156 | Hixon James E | | Oil Operator | Feb 2004 |
| 13157 | Hizey Service & | | Oil Operator | Apr 1994 |
| 13158 | HJ, Inc. | Garden City, KS 67846 | Oil & Gas Operator | Jul 2024 |
| 13159 | HK Energy Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | May 2023 |
| 13160 | HKW Oil Company, Inc. | Bunker Hill, KS 67626 | Oil Operator | Dec 2009 |
| 13161 | HLH Drilling Inc | Andover, OH 44003-960-960 | Oil & Gas Operator | Dec 1985 |
| 13162 | HLH Realty Inc | Drumright, OK 74030 | Oil & Gas Operator | Mar 2016 |
| 13163 | HMD Oil Co Inc | Ardmore, OK 73401-2542 | Oil & Gas Operator | Sep 2024 |
| 13164 | HMH Operators, Inc. | Midland, TX 79701 | Oil & Gas Operator | Aug 2003 |
| 13165 | HMN Partnership | Argonia, KS 67004 | Oil Operator | Nov 1993 |
| 13166 | HMT Genesis Petroleum Corp. | Fort Worth, TX 76116 | Oil & Gas Operator | Nov 2008 |
| 13167 | HMX Investments Inc | Katy, TX 77494 | Oil & Gas Operator | Aug 2024 |
| 13168 | HNG Oil Company | | Oil & Gas Operator | Jun 1987 |
| 13169 | HNG Storage Company | Houston, TX 77042 | Oil & Gas Operator | Mar 2002 |
| 13170 | Hoag Memorial Hospital Presbyterian | | Gas Operator | Sep 2024 |
| 13171 | Hoard John L Family Trust | Ardmore, OK 73402-1706 | Oil & Gas Operator | Jun 2022 |
| 13172 | Hobbs Energy Corporation | San Angelo, TX 76904 | Oil & Gas Operator | Mar 2008 |
| 13173 | Hobbs Oil Co. | | Oil Operator | Dec 1999 |
| 13174 | Hobbs Production LLC | | Oil Operator | Mar 2023 |
| 13175 | Hobbs, Columbus Agent | | Oil & Gas Operator | Dec 2018 |
| 13176 | Hobo Oil & Gas | Wynona, OK 74084 | Oil & Gas Operator | Aug 2013 |
| 13177 | Hobson Petroleum Corp | | Oil & Gas Operator | Sep 1991 |
| 13178 | Hoc Ca LLC | | Oil & Gas Operator | Aug 2024 |
| 13179 | Hoc Operating Co., Inc. | Houston, TX 77056 | Oil & Gas Operator | Nov 1999 |
| 13180 | Hochendel Consultants | | Oil & Gas Operator | Jul 1995 |
| 13181 | Hocking Hills Energy And Well Service LLC | Logan, OH 43138 | Oil & Gas Operator | Dec 2023 |
| 13182 | Hockran, Thomas A. | Bemus Point, NY 14712 | Gas Operator | Dec 2023 |
| 13183 | Hoco Inc | Wichita Falls, TX 76308 | Oil & Gas Operator | Nov 2024 |
| 13184 | Hodgden Operating Co., Inc. | Enid, OK 73702 | Oil & Gas Operator | Sep 2024 |
| 13185 | Hodgden, Jack D. | Enid, OK 73702 | Oil & Gas Operator | Apr 2000 |
| 13186 | Hodge T F | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2007 |
| 13187 | Hodge, T.F. & Morrow Oil & Gas Co. | | Oil & Gas Operator | Sep 1993 |
| 13188 | Hodges & Hodges Oil Venture | Gallup, NM 87301 | Oil Operator | May 1999 |
| 13189 | Hodges & Hodges Productions | Anson, TX 79501 | Oil & Gas Operator | Aug 2003 |
| 13190 | Hodges & Rister | Abilene, TX 79603 | Oil & Gas Operator | Apr 2016 |
| 13191 | Hodges Oil | | Oil Operator | Jul 2024 |
| 13192 | Hodges, Dennis D. And Peggy D. | Reading, KS 66868 | Oil Operator | Jul 2024 |
| 13193 | Hodges, James Aaron | Fort Worth, TX 76179 | Oil & Gas Operator | Nov 2024 |
| 13194 | Hodges, Thomas | Alvord, TX 76225 | Oil & Gas Operator | Oct 2002 |
| 13195 | Hoefle Oil Company | | Gas Operator | Dec 2011 |
| 13196 | Hoehn French | Enid, OK 73701-5600 | Oil & Gas Operator | Oct 1996 |
| 13197 | Hoehn Oil | Wellsville, KS 66092 | Oil Operator | Oct 1998 |
| 13198 | Hoehn Oil LLC | Wellsville, KS 66092 | Oil Operator | Jul 2024 |
| 13199 | Hoell Operating, LLC | Kilgore, TX 75663 | Oil & Gas Operator | Nov 2024 |
| 13200 | Hoelscher, Weldon | San Angelo, TX 76904 | Oil & Gas Operator | Aug 2003 |