| 13401 | Hunt Operating, LLC | Jacksboro, TX 76458 | Oil & Gas Operator | Apr 2024 |
| 13402 | Hunt Petroleum (Aec), Inc. | Dallas, TX 75201 | Oil & Gas Operator | Nov 2008 |
| 13403 | Hunt Petroleum Corporation | Dallas, TX 75201 | Oil & Gas Operator | Nov 2008 |
| 13404 | Hunt Petroleum, Inc. | Houston, TX 772511350 | Oil & Gas Operator | Nov 2002 |
| 13405 | Hunt, H L | Dallas, TX 75202-2785 | Oil & Gas Operator | Feb 2020 |
| 13406 | Hunt, Hassie Exploration Company | Dallas, TX 75201 | Oil & Gas Operator | Nov 2008 |
| 13407 | Hunt, Judith R. | Findley Lake, NY 14736 | Gas Operator | Dec 2022 |
| 13408 | Hunt, WM. Herbert, Trust Est. | Dallas, TX 75201 | Oil & Gas Operator | Sep 1998 |
| 13409 | Hunter & Hedrick Production, Inc | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Dec 1995 |
| 13410 | Hunter & McDonald | Wichita Falls, TX 76309 | Oil & Gas Operator | Jul 2001 |
| 13411 | Hunter Brothers | Wichita Falls, TX 76302 | Oil & Gas Operator | Jul 2007 |
| 13412 | Hunter Edison Oil Development Limited Partnership | | Oil & Gas Operator | Nov 2023 |
| 13413 | Hunter Energy, Inc. | Hurst, TX 76053 | Oil & Gas Operator | Apr 2024 |
| 13414 | Hunter Oil & Gas Co. | Bangs, TX 76823 | Oil & Gas Operator | Apr 2024 |
| 13415 | Hunter Oil & Gas, LLC | | Oil & Gas Operator | Oct 2001 |
| 13416 | Hunter Oil Corporation | Gruver, TX 79040 | Gas Operator | Apr 2024 |
| 13417 | Hunter Petroleum Inc. | Alice, TX 78333 | Oil & Gas Operator | May 2014 |
| 13418 | Hunter, Rocquelle | Coleman, TX 76834 | Oil Operator | Apr 2024 |
| 13419 | Hunters Creek Oil & Gas | Houston, TX 77042 | Oil & Gas Operator | Apr 2024 |
| 13420 | Huntford Resources Corp | Englewood, CO 80112 | Oil & Gas Operator | Nov 2001 |
| 13421 | Huntington Beach Company | | Oil & Gas Operator | Dec 1998 |
| 13422 | Huntington Beach Pacific Coast Enterprises LLC | | Oil & Gas Operator | Jan 2018 |
| 13423 | Huntington Energy LLC | Oklahoma City, OK 73116 | Oil & Gas Operator | Apr 2024 |
| 13424 | Huntington Midway Incorporated | Huntington, WV 25709 | Oil & Gas Operator | Dec 2021 |
| 13425 | Huntington Resources Inc | Tulsa, OK 74103 | Oil & Gas Operator | Oct 2006 |
| 13426 | Huntington Signal Oil Company | | Oil & Gas Operator | Dec 1997 |
| 13427 | Huntland Properties, LTD. | Santa Anna, TX 76878 | Oil & Gas Operator | Apr 2024 |
| 13428 | Huntley & Huntley Exploration LLC | | Oil & Gas Operator | Dec 2019 |
| 13429 | Huntlyn Operating, LLC | | Oil & Gas Operator | Sep 2022 |
| 13430 | Hunton Oil & Gas Corporation | Oklahoma City, OK 73154-0191 | Oil & Gas Operator | May 2019 |
| 13431 | Hunton Operating LLC | Oklahoma City, OK 73154-0191 | Oil & Gas Operator | Jan 2024 |
| 13432 | Huntwood Resources, LLC | Huntsville, TX 77340 | Oil Operator | Apr 2024 |
| 13433 | Hupfer Oil & Gas | Hays, KS 67601 | Oil & Gas Operator | Dec 1993 |
| 13434 | Hupfer Operating, Inc. | Shawnee, KS 66203 | Oil & Gas Operator | Dec 2019 |
| 13435 | Hurd Ent.LTD/U.S.Enercorp,LLC | San Antonio, TX 78209 | Oil & Gas Operator | Aug 2002 |
| 13436 | Hurd Enterprises, LTD. | San Antonio, TX 78209 | Oil & Gas Operator | Apr 2024 |
| 13437 | Hurd Gary Oil Co | Wynona, OK 74084 | Oil & Gas Operator | Jan 2024 |
| 13438 | Hurd J Oil LLC | | Oil Operator | Jan 2024 |
| 13439 | Hurd Oil Company | | Oil & Gas Operator | Jun 2015 |
| 13440 | Hurley Charles B | Santa Ana, CA 92706 | Oil & Gas Operator | Apr 2015 |
| 13441 | Hurley Oil And Gas Company | | Oil & Gas Operator | Jan 1997 |
| 13442 | Hurley Oil Company | | Oil Operator | Dec 1988 |
| 13443 | Hurley Petroleum Corporation | Baton Rouge, LA 70821 | Oil & Gas Operator | Feb 2000 |
| 13444 | Hurricane Creek Gas Venture, L.L.C. | Catoosa, OK 74015 | Oil Operator | Apr 2024 |
| 13445 | Hurricane Energy Corporation | | Oil & Gas Operator | Dec 2000 |
| 13446 | Hurricane Iron & Steel, Inc. | | Oil Operator | Dec 1993 |
| 13447 | Hurricane Oil And Gas Co., Inc. | Houston, TX 77057 | Oil & Gas Operator | Mar 2008 |
| 13448 | Hurst Oil & Gas, Inc. | Hillsboro, TX 76645 | Oil & Gas Operator | Apr 2024 |
| 13449 | Hurst Oil Investments Inc | Oklahoma City, OK 73172 | Oil & Gas Operator | Feb 2015 |
| 13450 | Hurt, W C & C E | | Oil Operator | Dec 2006 |
| 13451 | Husain, Mrs. Shahnaz | Tulsa, OK 74136 | Oil Operator | Nov 1996 |
| 13452 | Huseman Oil International, Inc. | | Oil & Gas Operator | Feb 1992 |
| 13453 | Husfeld, Rose Marie | Bowie, TX 76230 | Oil & Gas Operator | Aug 2017 |
| 13454 | Husfeld, Walter H. | Bowie, TX 76230 | Oil & Gas Operator | Jun 2007 |
| 13455 | Huskins, Kenny | Iowa Park, TX 76367 | Oil Operator | Apr 2024 |
| 13456 | Husky Oil Company | Cody, WY 82414 | Oil & Gas Operator | Dec 1984 |
| 13457 | Husky Petroleum | Seminole, OK 74818-1181 | Oil Operator | Feb 2012 |
| 13458 | Husky Ventures Inc | Oklahoma City, OK 73172 | Oil & Gas Operator | Dec 2023 |
| 13459 | Huson Corp. | Albany, TX 76430 | Oil & Gas Operator | May 2003 |
| 13460 | Huston Minerals LP | Albany, TX 76430 | Oil & Gas Operator | Apr 2024 |
| 13461 | Huston Oil | Woodson, TX 76491 | Oil & Gas Operator | Oct 2010 |
| 13462 | Hutchinson Oil C | | Oil & Gas Operator | May 1995 |
| 13463 | Hutchinson Oil Co. | | Oil & Gas Operator | Dec 2023 |
| 13464 | Hutchison Jay Oi | | Oil Operator | Sep 1991 |
| 13465 | Hutson Oil Co. | | Oil & Gas Operator | Dec 2023 |
| 13466 | Hutton Charles N | | Oil Operator | Dec 1994 |
| 13467 | Hutton Gas Operating Company | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2015 |
| 13468 | Hutton, Charles N., SR. | Iola, KS 66749 | Oil Operator | Nov 2007 |
| 13469 | Hux Oil Company LLC | Kingfisher, OK 73750-0474 | Oil & Gas Operator | Dec 2023 |
| 13470 | Hvi Cat Canyon Inc. | | Oil & Gas Operator | Nov 2023 |
| 13471 | HW Operating, LLC | Wichita Falls, TX 76308 | Oil & Gas Operator | Apr 2024 |
| 13472 | HWH Production, LLC | Muenster, TX 76252 | Oil Operator | Apr 2024 |
| 13473 | Hy-Carb Energy Inc | | Oil & Gas Operator | Feb 2009 |
| 13474 | Hy-Mark Oil & Gas, Inc. | | Oil Operator | Mar 1991 |
| 13475 | Hy-Tech, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Feb 2017 |
| 13476 | Hyalite Energy Corporation | Pampa, TX 79066 | Oil & Gas Operator | Oct 2023 |
| 13477 | Hyatt Exploration, Inc. | | Oil Operator | Jul 1995 |
| 13478 | Hybrid Operating, Incorporated | Carlsbad, CA 92009 | Oil & Gas Operator | Apr 2024 |
| 13479 | Hyco Oil Inc | Newcastle, WY 82701 | Oil & Gas Operator | Dec 2006 |
| 13480 | Hyde-Marrs, Inc. | Wichita, KS 67202 | Oil Operator | Aug 1997 |
| 13481 | Hydroc Oil Company | Borger, TX 79007 | Oil & Gas Operator | May 2012 |
| 13482 | Hydrocarbon Exploration, Inc. | | Oil & Gas Operator | Dec 2008 |
| 13483 | Hydrocarbon Generation, Inc. | Allegany, NY 14706 | Oil & Gas Operator | Dec 2022 |
| 13484 | Hydrocarbon Horizons, Inc. | Corpus Chrsti, TX 78473 | Oil & Gas Operator | Apr 2024 |
| 13485 | Hydrocarbon Inv, Inc | | Oil Operator | Dec 2018 |
| 13486 | Hydrocarbon Lease Management LTD | Addison, TX 75001 | Oil & Gas Operator | Jul 2002 |
| 13487 | Hydrocarbon Management, Inc. | San Antonio, TX 78216 | Oil & Gas Operator | Dec 1996 |
| 13488 | Hydrocarbon MGMT., Inc. | | Oil & Gas Operator | Mar 1997 |
| 13489 | Hydrocarbon Operating, Inc. | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Apr 2024 |
| 13490 | Hydrocarbon Resources LTD | Medina, OH 44256 | Oil & Gas Operator | Dec 2022 |
| 13491 | Hydrocarbon Technology Services | | Oil & Gas Operator | Dec 2000 |
| 13492 | Hydrogeo Energy, LLC | Houston, TX 77074 | Oil Operator | Apr 2024 |
| 13493 | Hydrogeo, L.L.C. | Houston, TX 77074 | Oil & Gas Operator | Apr 2024 |
| 13494 | Hyland Oil Corporation | | Oil & Gas Operator | Apr 1990 |
| 13495 | Hylmn LLC | | Oil Operator | Jun 2022 |
| 13496 | Hyman Muslow | | Oil Operator | Jun 1995 |
| 13497 | Hyndrex Resources | | Oil & Gas Operator | Apr 2018 |
| 13498 | Hyperion Energy LP | Dallas, TX 75206 | Oil & Gas Operator | May 2014 |
| 13499 | Hyperion Oil & Gas LLC | Dallas, TX 75251 | Oil & Gas Operator | Apr 2024 |
| 13500 | Hyquest Energy, Inc. | Midland, TX 79710 | Oil & Gas Operator | Mar 2015 |