| 5701 | Chinn Exploration Company | Longview, TX 75605 | Oil & Gas Operator | Nov 2015 |
| 5702 | Chinn, Larry A | | Oil & Gas Operator | Oct 2025 |
| 5703 | Chinn, Larry E | | Oil & Gas Operator | Oct 2025 |
| 5704 | Chinn, Velma D | | Oil Operator | Mar 2015 |
| 5705 | Chinook Energy C | | Oil Operator | Jul 1991 |
| 5706 | Chiodo Corp. | San Antonio, TX 78232 | Oil & Gas Operator | Feb 2026 |
| 5707 | Chipcore LLC | Casper, WY 82601 | Oil & Gas Operator | Oct 2025 |
| 5708 | Chiplis Charles T SR | Indiana, PA 15701-2162 | Gas Operator | Dec 2024 |
| 5709 | Chipmunk'S Oil & Gas Lease Oper., Inc. | Copan, OK 74022 | Oil Operator | Dec 1996 |
| 5710 | Chipper Energy LLC | Magnolia, OH 44643 | Oil & Gas Operator | Dec 2024 |
| 5711 | Chippewa Cree Tribe | | Gas Operator | Nov 2025 |
| 5712 | Chippewa Oil & Gas Inc | Douglas, WY 82633 | Oil & Gas Operator | Jan 1985 |
| 5713 | Chisholm Energy Operating, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Sep 2022 |
| 5714 | Chisholm Exploration | Abilene, TX 79604 | Oil & Gas Operator | Feb 2026 |
| 5715 | Chisholm Oil & Gas, LC | Buda, TX 78610 | Oil & Gas Operator | Feb 2026 |
| 5716 | Chisholm Oil And Gas Operating LLC | Tulsa, OK 74103-3522 | Oil & Gas Operator | Nov 2025 |
| 5717 | Chisholm Oil Investments | Seabrook, TX 77586 | Oil & Gas Operator | Feb 2026 |
| 5718 | Chisholm Operating LLC | Oklahoma City, OK 73101-1502 | Oil & Gas Operator | Dec 2017 |
| 5719 | Chisholm Operating, Inc. | Abilene, TX 79606 | Oil & Gas Operator | Feb 2026 |
| 5720 | Chisholm Trail Resources Inc | Hennessey, OK 73742 | Oil & Gas Operator | Nov 2002 |
| 5721 | Chisler Brothers Contracting Limited Liability Company | Pentress, WV 26544-0000 | Oil & Gas Operator | Dec 2021 |
| 5722 | Chisler, F. M. | Clemmons, NC 27012 | Oil & Gas Operator | Jul 2021 |
| 5723 | Chisos Exploration Inc | Enid, OK 73703 | Oil & Gas Operator | Dec 2004 |
| 5724 | Chisos Operating, Inc. | Midland, TX 79702 | Oil & Gas Operator | Feb 2026 |
| 5725 | Chisos, LTD | Houston, TX 77098 | Oil & Gas Operator | Feb 2026 |
| 5726 | Chisum G H | Duncan, OK 73533 | Oil & Gas Operator | Dec 2010 |
| 5727 | Chisum Oil & Gas, LLC | Medicine Lodge, KS 67104 | Oil & Gas Operator | Sep 2025 |
| 5728 | Chisum Resources | Shallowater, TX 79363 | Oil Operator | Feb 2026 |
| 5729 | Chital Petroleum Corp. | Wichita Falls, TX 76308 | Oil & Gas Operator | Feb 2000 |
| 5730 | Chittim Operating LLC | Houston, TX 77079 | Oil & Gas Operator | Feb 2026 |
| 5731 | Chizum Oil LLC | Wichita, KS 67211 | Oil & Gas Operator | Nov 2025 |
| 5732 | Chmelar, Eugene Oil & Gas | Caldwell, TX 77836 | Oil & Gas Operator | Feb 2026 |
| 5733 | Choate Kenny Dba Rebound Oil Co | Helena, OK 73741-0543 | Gas Operator | Nov 2025 |
| 5734 | Chockley Energy LLC | Beaver, OK 73932 | Gas Operator | Oct 2025 |
| 5735 | Choctaw Gas Company | Quinton, OK 74561 | Gas Operator | Oct 2025 |
| 5736 | Choctaw Holdings, Inc. | | Oil Operator | Dec 1974 |
| 5737 | Choctaw II Oil & Gas, LTD. | Houston, TX 77002 | Oil & Gas Operator | Jan 2002 |
| 5738 | Choctaw Resources, Inc. | Aledo, TX 76008 | Oil & Gas Operator | Dec 2019 |
| 5739 | Choice Exploration, Inc. | Irving, TX 75063 | Oil & Gas Operator | Feb 2026 |
| 5740 | Cholla Petroleum Inc | Dallas, TX 75225 | Oil & Gas Operator | Feb 2026 |
| 5741 | Cholla Production LLC | Littleton, CO 80127 | Oil & Gas Operator | Sep 2025 |
| 5742 | Cholla Resources | | Oil Operator | Oct 1995 |
| 5743 | Cholla Resources, Inc. | Denver, CO 80202 | Oil & Gas Operator | Jan 1997 |
| 5744 | Chooch Incorpora | | Gas Operator | Dec 1994 |
| 5745 | CHP Oil & Gas Company, L.C. | El Campo, TX 77437 | Oil & Gas Operator | Feb 2026 |
| 5746 | Chriestenson Oil LLC | Neosho Falls, KS 66758 | Oil Operator | Sep 2025 |
| 5747 | Chris Batchman Inc. | Ellinwood, KS 67526 | Oil Operator | Sep 2025 |
| 5748 | Chris Glade Oil & Gas, LLC | | Gas Operator | Dec 2011 |
| 5749 | Chris Melander Drilling | | Oil Operator | Jun 2015 |
| 5750 | Chris Oil Co | Cambridge, OH 43725 | Oil & Gas Operator | Nov 2008 |
| 5751 | Chriscor Oil & Gas | Plana, TX 75075 | Oil & Gas Operator | Jul 1987 |
| 5752 | Chrisman Drilling Co. | Pennsboro, WV 26415 | Oil & Gas Operator | Dec 2021 |
| 5753 | Christa Oil Co | Cumberland, OH 43732 | Oil & Gas Operator | Nov 1999 |
| 5754 | Christa Oil Comp | | Oil Operator | Nov 1994 |
| 5755 | Christensen & Matthews | Houston, TX 77040 | Oil & Gas Operator | Feb 2026 |
| 5756 | Christensen C G | | Oil Operator | Sep 1990 |
| 5757 | Christensen Ranch | Newcastle, WY 82701 | Oil Operator | Aug 2021 |
| 5758 | Christeve Oil Company, Inc. | Houston, TX 77068 | Oil & Gas Operator | Dec 2022 |
| 5759 | Christian Airmen, Incorporated | Akron, NY 14001 | Gas Operator | Dec 2024 |
| 5760 | Christian Bros Op Co Inc | Ada, OK 74820 | Oil & Gas Operator | Apr 2014 |
| 5761 | Christian Energy, Inc. | Mandeville, LA 70470 | Oil & Gas Operator | Mar 2008 |
| 5762 | Christian Oil Co | | Oil & Gas Operator | Nov 2025 |
| 5763 | Christian Operating Company | Cypress, TX 77429 | Oil & Gas Operator | Dec 2014 |
| 5764 | Christian Well Service | | Oil & Gas Operator | May 1987 |
| 5765 | Christico Petroleum Company | San Antonio, TX 78216 | Oil & Gas Operator | Feb 2026 |
| 5766 | Christie Jr C B | Wichita Falls, TX 76308-4873 | Oil & Gas Operator | May 2024 |
| 5767 | Christie Oil Co., Inc | Breckenridge, TX 76424 | Oil & Gas Operator | Nov 1996 |
| 5768 | Christie, C. B., Jr. | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 2014 |
| 5769 | Christine Marie Exploration LP | Indiana, PA 15701-0515 | Oil & Gas Operator | Dec 2024 |
| 5770 | Christman Rosalie | Woodsfield, OH 43793 | Oil & Gas Operator | Dec 2024 |
| 5771 | Christmann Energy Corp. | | Oil & Gas Operator | Feb 1991 |
| 5772 | Christmann John J | Lubbock, TX 79401 | Oil & Gas Operator | Dec 1994 |
| 5773 | Christopher Oil & Gas Inc | Fulshear, TX 77441 | Oil & Gas Operator | Apr 2015 |
| 5774 | Chroma Operating, Inc. | Washington, DC 20036 | Oil & Gas Operator | Jun 2016 |
| 5775 | CHS McPherson Refinery Inc | Platteville, CO 80651 | Oil & Gas Operator | Apr 1994 |
| 5776 | Chuck Henry Energy LLC | Wellsville, NY 14895 | Oil Operator | Dec 2024 |
| 5777 | Chumley, George Estate Of | Alice, TX 78333 | Oil & Gas Operator | Feb 2026 |
| 5778 | Church Ranch, LLC | Lubbock, TX 79423 | Oil Operator | Feb 2026 |
| 5779 | Church, Steve | Philpot, KY 42366 | Oil & Gas Operator | Dec 2022 |
| 5780 | Churchill Energy, Inc. | | Oil & Gas Operator | Aug 2020 |
| 5781 | Chute Ray C | Logan, OH 43138 | Oil & Gas Operator | Dec 2014 |
| 5782 | Chuza Oil Company | Farmington, NM 87402 | Oil Operator | Dec 2017 |
| 5783 | Chuza Operating | Midland, TX 79710 | Oil & Gas Operator | Sep 2006 |
| 5784 | Cibco Resources, LLC | | Oil & Gas Operator | Nov 2024 |
| 5785 | Cibola Energy Corp | Albuquerque, NM 87103 | Oil & Gas Operator | Oct 2017 |
| 5786 | Cibolo Energy Operating, Inc. | Bulverde, TX 78163 | Oil & Gas Operator | Feb 2026 |
| 5787 | Cibolo Production, LLC | Boerne, TX 78006 | Oil Operator | Jan 2020 |
| 5788 | Cico Oil & Gas Company | Houston, TX 77057 | Oil & Gas Operator | Aug 2019 |
| 5789 | Ciera Resources, Inc. | | Gas Operator | Nov 1998 |
| 5790 | Ciervo Resources Asset Holding, LLC | Houston, TX 77056 | Oil & Gas Operator | Feb 2026 |
| 5791 | Cig Exploration | Denver, CO 80201 | Oil & Gas Operator | Sep 1999 |
| 5792 | Cig Exploration Inc | Houston, TX 77046 | Oil & Gas Operator | Nov 1999 |
| 5793 | Cig Resources Company | Colorado Spring, CO 80944-1087 | Oil & Gas Operator | Jun 2018 |
| 5794 | Cigna Energy Resources Inc | Englewood, CO 80155-5038 | Oil Operator | Nov 1998 |
| 5795 | Cimarex Energy Co | Midland, TX 79706 | Oil & Gas Operator | Feb 2026 |
| 5796 | Cimarex Energy Co. Of Colorado | Midland, TX 79706 | Oil & Gas Operator | Feb 2026 |
| 5797 | Cimarron Engineering Corp. | Kingsville, TX 78364 | Oil & Gas Operator | May 2015 |
| 5798 | Cimarron Engineering, LLC | Kingsville, TX 78364 | Oil & Gas Operator | Feb 2026 |
| 5799 | Cimarron Management Corp | | Oil & Gas Operator | Jul 2020 |
| 5800 | Cimarron Oil & Gas Inc | Perry, OK 73077-1318 | Oil & Gas Operator | Sep 2000 |