| 14201 | Ina Street Operations, Inc. | Skellytown, TX 79080 | Oil & Gas Operator | Nov 2012 |
| 14202 | Inabnet Est., H. Inabnet, Agt. | | Gas Operator | Jul 2005 |
| 14203 | Inactive Operator | | Oil Operator | Dec 1982 |
| 14204 | Inca Oil Corporation | Oklahoma City, OK 73102 | Oil & Gas Operator | May 2009 |
| 14205 | Incendium Resources LLC | Argyle, TX 76226 | Oil & Gas Operator | Apr 2025 |
| 14206 | Incline Energy | Midland, TX 79710 | Oil & Gas Operator | Apr 2025 |
| 14207 | Incline Production Company | Edmond, OK 73083 | Oil & Gas Operator | Mar 2014 |
| 14208 | Incline Reserves | | Oil Operator | Apr 1988 |
| 14209 | Incline Reserves Inc | Topeka, KS BAD ADDR | Oil & Gas Operator | Mar 1994 |
| 14210 | Incremental Oil & Gas (Florence) LLC | | Oil & Gas Operator | Mar 2025 |
| 14211 | Incremental Oil & Gas USA Holdings Inc | Denver, CO 80202 | Oil & Gas Operator | Apr 2021 |
| 14212 | Inda Oil Unlimited | Dewey, OK 74029 | Oil Operator | Dec 2023 |
| 14213 | Independence Energy LLC | | Oil Operator | Dec 2024 |
| 14214 | Independence Resources MGMT, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Mar 2021 |
| 14215 | Independent Exploration Company | | Oil & Gas Operator | Dec 2000 |
| 14216 | Independent Oil Investors | Lakeside, MI 49116 | Oil & Gas Operator | Dec 1992 |
| 14217 | Independent Production Company | Greenwood VIllage, CO 80121 | Oil & Gas Operator | May 2003 |
| 14218 | Indexgeo & Associates, Inc. | Houston, TX 77002 | Oil & Gas Operator | Apr 2009 |
| 14219 | Indian Creek Oil, L.L.C. | Harrisville, WV 26362 | Gas Operator | Dec 2021 |
| 14220 | Indian Creek Resources Inc | Loveland, CO 80538 | Oil & Gas Operator | Dec 2024 |
| 14221 | Indian Exploration, Inc. | Lafayette, LA 70505 | Oil & Gas Operator | Apr 2025 |
| 14222 | Indian Hill Gas Co Inc | Fayette City, PA 15438-1203 | Oil & Gas Operator | Dec 2024 |
| 14223 | Indian Hills Resources LLC | Sewickley, PA 15143 | Oil & Gas Operator | Dec 2024 |
| 14224 | Indian Nation Energy Company | Wewoka, OK 74884-3456 | Oil & Gas Operator | Apr 2020 |
| 14225 | Indian Oil Company | Gainesville, TX 76241 | Oil & Gas Operator | Apr 2025 |
| 14226 | Indian Oil LTD. | Whitsett, TX 78075 | Oil & Gas Operator | Apr 2025 |
| 14227 | Indian Territory Operating LLC | Salado, TX 76571 | Oil & Gas Operator | Jan 2024 |
| 14228 | Indian Wells Oil | | Oil & Gas Operator | Jul 1995 |
| 14229 | Indian Wells Oil Co | Oklahoma City, OK 73116 | Oil & Gas Operator | Jan 2000 |
| 14230 | Indiana Petroleum Cont | | Oil Operator | Dec 2023 |
| 14231 | Indianola Oil Inc | Bartlesville, OK 74005 | Oil & Gas Operator | Aug 2000 |
| 14232 | Indiek, John | Offerle, KS 67563 | Oil Operator | Nov 2005 |
| 14233 | Indigo Haynesville LLC | | Gas Operator | Feb 2018 |
| 14234 | Indigo II Louisiana Operating LLC | | Oil & Gas Operator | Feb 2015 |
| 14235 | Indigo Minerals LLC | Houston, TX 77002 | Oil & Gas Operator | Sep 2022 |
| 14236 | Indigo Resources LLC | Houston, TX 77002 | Oil & Gas Operator | Mar 2019 |
| 14237 | Indrex Inc | Tulsa, OK 74133 | Oil & Gas Operator | Dec 2000 |
| 14238 | Industrial Gas Services Inc | Wheat Ridge, CO 80033 | Oil & Gas Operator | Feb 2023 |
| 14239 | Industrial Pollution Control | | Oil & Gas Operator | Mar 1985 |
| 14240 | Industry Standard Supplies Inc | Dover, OH 44622 | Oil & Gas Operator | Dec 2024 |
| 14241 | Indy Oil, Inc. | Wichita Falls, TX 76308 | Oil & Gas Operator | Feb 2004 |
| 14242 | Ineos USA Oil & Gas LLC | Denver, CO 80202 | Oil & Gas Operator | Apr 2025 |
| 14243 | Inexco Oil Company | Houston, TX 77210 | Oil & Gas Operator | Mar 2013 |
| 14244 | Inferno Energy | Yates Center, KS 66783 | Oil Operator | Dec 2024 |
| 14245 | Infield Discovery LLC | Madison, MS 39110 | Oil & Gas Operator | Dec 2024 |
| 14246 | Infinity Hydrocarbons LLC | Houston, TX 77079 | Oil & Gas Operator | Aug 2022 |
| 14247 | Infinity Oil & Gas Inc | Nowata, OK 74048 | Oil Operator | Jun 1993 |
| 14248 | Infinity Oil & Gas Of TX, Inc. | Overland Park, KS 66210 | Oil & Gas Operator | Apr 2025 |
| 14249 | Infinity Oil & Gas Of Wyoming | Rock Springs, WY 82902 | Oil & Gas Operator | Feb 2009 |
| 14250 | Infinity Oil & Gas Of Wyoming Inc | | Oil Operator | Dec 2007 |
| 14251 | Infinity Oil And Gas, L.L.C. | | Oil & Gas Operator | Dec 2024 |
| 14252 | Infinity Oil, Inc. | Hays, KS 67601 | Oil Operator | Dec 2024 |
| 14253 | Inflection Energy (Pa) LLC | Montoursville, PA 17754-9702 | Gas Operator | Feb 2025 |
| 14254 | Inflow Petroleum Resources LP | Dallas, TX 75240 | Oil & Gas Operator | Sep 2008 |
| 14255 | Ingersol Rosinbaum Oil Inc | Boerne, TX 78006 | Oil & Gas Operator | Jan 2025 |
| 14256 | Ingersoll Oil Inc | Hominy, OK 74035 | Oil & Gas Operator | Jun 2000 |
| 14257 | Ingo Energy, LLC | | Oil & Gas Operator | Dec 2016 |
| 14258 | Ingram Exploration Inc | Seminole, OK 74868 | Oil & Gas Operator | Feb 2025 |
| 14259 | Ingram, J. Oil & Gas, Inc. | Plano, TX 75074 | Oil & Gas Operator | Apr 2025 |
| 14260 | Initial Energy Services, LLC | San Antonio, TX 78217 | Oil & Gas Operator | Apr 2025 |
| 14261 | Inject Technologies Inc. | Andrews, TX 79714 | Oil Operator | Apr 2025 |
| 14262 | Injection Well Service | Lone Grove, OK 73443-0156 | Oil Operator | Apr 2005 |
| 14263 | Inlan Oceans, LLC | Coffeyville, KS 67337 | Oil Operator | Oct 2024 |
| 14264 | Inland Drilling Co Inc | Garretsville, OH 44231 | Oil & Gas Operator | Dec 1992 |
| 14265 | Inland Gas Corp. | Houston, TX 77036 | Oil Operator | Dec 2011 |
| 14266 | Inland Minerals Management, Inc. | Austin, TX 78701 | Oil & Gas Operator | Apr 2025 |
| 14267 | Inland Ocean, Inc. | San Antonio, TX 78205 | Oil & Gas Operator | Apr 2025 |
| 14268 | Inland Oil And Gas | Nacogdoches, TX 75961 | Oil & Gas Operator | Dec 1997 |
| 14269 | Inland Oil And Gas Corp. | | Gas Operator | Jun 2014 |
| 14270 | Inland Oil Corporation | Sapulpa, OK 74066 | Oil & Gas Operator | Jan 2025 |
| 14271 | Inland Operating Company | Tulsa, OK 74136 | Oil & Gas Operator | Jan 2025 |
| 14272 | Inland Petroleum | Newark, OH 43055 | Oil Operator | Dec 2009 |
| 14273 | Inland Petroleum Company | | Oil & Gas Operator | Dec 1997 |
| 14274 | Inland Production Company | Vernal, UT 84079 | Oil & Gas Operator | Dec 2004 |
| 14275 | Inman Oil LLC | Ruidoso, NM 88355 | Oil Operator | Feb 2025 |
| 14276 | Innes Petroleum | | Oil Operator | Nov 1994 |
| 14277 | Innex California Inc. | | Oil & Gas Operator | Dec 2024 |
| 14278 | Innovative Energy Production, LLC | | Oil Operator | Dec 2023 |
| 14279 | Innovative Exploration, LLC | Cincinnati, OH 45219 | Oil Operator | Dec 2023 |
| 14280 | Innovative Resources, Inc. | | Oil Operator | Feb 2022 |
| 14281 | Innoverse Production, LLC | Gainesville, TX 76240 | Oil & Gas Operator | Apr 2025 |
| 14282 | Inpetco, Inc. | | Oil & Gas Operator | Aug 1991 |
| 14283 | Inpex Eagle Ford, LLC | San Antonio, TX 78216 | Oil & Gas Operator | Dec 2022 |
| 14284 | Inr Ohio LLC | Morgantown, WV 26508-9209 | Oil & Gas Operator | Dec 2024 |
| 14285 | Inr Opr LLC | Morgantown, WV 26508-9201 | Gas Operator | Feb 2025 |
| 14286 | Inspire Oil And Gas Inc. | Katy, TX 77449 | Oil & Gas Operator | Apr 2025 |
| 14287 | Instrat Inc. | | Oil & Gas Operator | Dec 1992 |
| 14288 | Int'L Petr & Expl Opr Corp | | Oil & Gas Operator | Jan 2012 |
| 14289 | Integras Operating, LLC | Irving, TX 75062 | Oil & Gas Operator | Apr 2025 |
| 14290 | Integrated Energy Inc | Houston, TX 77002 | Oil & Gas Operator | Aug 2003 |
| 14291 | Integrated Energy Service Corp | Cleveland, OK 74020 | Oil & Gas Operator | Nov 1998 |
| 14292 | Integrated Exploration & Production LLC | | Oil & Gas Operator | Aug 2024 |
| 14293 | Integrated Operating Corporation | Dallas, TX 75243 | Oil & Gas Operator | Apr 2025 |
| 14294 | Integrated Petroleum Corporation | Denver, CO 80202 | Oil Operator | Jan 2010 |
| 14295 | Integrity Funding Sys Inc | Lancaster, PA 17602-1933 | Gas Operator | Dec 2007 |
| 14296 | Integrity Oil & Gas | Golden, CO 80401 | Oil & Gas Operator | May 2011 |
| 14297 | Inter-American Energy Corp. | Toronto, On Canada M5a1n1, 33139 | Gas Operator | Dec 2019 |
| 14298 | Inter-American Petroleum | | Oil & Gas Operator | Dec 2006 |
| 14299 | Inter-State Ener | | Oil Operator | Oct 1987 |
| 14300 | Inter-States Oil & Gas Inc | Edmond, OK 73003-0023 | Oil & Gas Operator | Apr 2020 |