| 5301 | Chapman Resources Corporation | Dallas, TX 75231 | Oil & Gas Operator | May 1999 |
| 5302 | Chapman, Ford Operating, Inc. | Midland, TX 79702 | Oil & Gas Operator | Jan 1996 |
| 5303 | Chapparal Operating Co. | Fort Worth, TX 76121 | Oil & Gas Operator | Sep 2026 |
| 5304 | Chapter Petroleum | Borger, TX 79008 | Oil & Gas Operator | Mar 1997 |
| 5305 | Chapter Petroleum, Inc. | Borger, TX 79008 | Oil & Gas Operator | Mar 2001 |
| 5306 | Chardonnay Operating, Inc. | Olney, TX 76374 | Oil & Gas Operator | Dec 1996 |
| 5307 | Charger Oil & Gas, LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2014 |
| 5308 | Charger Resources, LLC | Hurst, TX 76054 | Oil & Gas Operator | Aug 2015 |
| 5309 | Charger Shale Oil Operating, LLC | Austin, TX 78704 | Oil & Gas Operator | Sep 2021 |
| 5310 | Charing Cross Properties | | Oil Operator | Aug 1995 |
| 5311 | Charis Energy Inc | Kerrville, TX 78029-0469 | Oil & Gas Operator | Dec 2015 |
| 5312 | Charis Energy LLC | Kerrville, TX 78029 | Oil & Gas Operator | Dec 2005 |
| 5313 | Charis Oil & Gas, LLC | Addison, TX 75001 | Oil & Gas Operator | Sep 2026 |
| 5314 | Charity Gas, Inc. | Salem, WV 264265554 | Oil & Gas Operator | Dec 2021 |
| 5315 | Charles A. Bird, Estate | Midland, TX 79702 | Oil & Gas Operator | Feb 2015 |
| 5316 | Charles A. O'Niell, Jr. | | Oil & Gas Operator | Apr 2001 |
| 5317 | Charles B Gillespie Jr | Midland, TX 79701 | Oil & Gas Operator | Jun 2001 |
| 5318 | Charles B. Bice | | Oil & Gas Operator | Jul 1983 |
| 5319 | Charles D. Self Operating, LLC | Jacksboro, TX 76458 | Oil Operator | Sep 2026 |
| 5320 | Charles E. Mayfield | | Oil & Gas Operator | Mar 2001 |
| 5321 | Charles F. Word & Associates | | Oil Operator | Dec 1978 |
| 5322 | Charles G. Dannelly | | Oil & Gas Operator | Mar 1998 |
| 5323 | Charles Holston, Inc. | | Oil Operator | Jan 2025 |
| 5324 | Charles Holston, Inc. Dba GTTS | | Oil Operator | Apr 2009 |
| 5325 | Charles J Kittrell | Hobbs, NM 88241 | Oil & Gas Operator | Oct 1997 |
| 5326 | Charles M. Nolan | | Oil Operator | Aug 1984 |
| 5327 | Charles N. Griffin | | Oil & Gas Operator | May 2026 |
| 5328 | Charles P Dunning LLC | | Oil & Gas Operator | Apr 2026 |
| 5329 | Charles T Giewont | Edinboro, PA 16412-5415 | Gas Operator | Dec 2009 |
| 5330 | Charles W Kemp | Hobbs, NM 88240 | Oil & Gas Operator | Mar 2000 |
| 5331 | Charles W. Hinesley | | Oil & Gas Operator | Dec 1991 |
| 5332 | Charleston Oil & Gas, Inc. | | Oil & Gas Operator | Mar 1997 |
| 5333 | Charmane Oil Corp | | Oil Operator | Dec 2014 |
| 5334 | Charoil Co., J. Norm And Charlotte Sibley Dba | Roundup, MT 59072 | Oil Operator | Oct 2002 |
| 5335 | Charolais Energy, LLC | Kilgore, TX 75663 | Oil & Gas Operator | Sep 2026 |
| 5336 | Charro Operating, L.L.C. | Englewood, CO 80112 | Oil & Gas Operator | Sep 2026 |
| 5337 | Charter Energy, Inc. | Great Bend, KS 67530 | Oil Operator | May 2026 |
| 5338 | Charter Oak Production Co LLC | Oklahoma City, OK 73134 | Oil & Gas Operator | Sep 2026 |
| 5339 | Charter Petroleum Company | Abilene, TX 79605 | Oil & Gas Operator | Sep 2026 |
| 5340 | Charter Producti | | Oil & Gas Operator | Jun 1994 |
| 5341 | Charter Production Company | Wichita, KS 67202 | Oil & Gas Operator | Feb 2018 |
| 5342 | Charter Services LLC | Cushing, OK 74023 | Oil Operator | Jul 2026 |
| 5343 | Chase Avenue Corporation, The | Dallas, TX 75219 | Oil & Gas Operator | Jun 2003 |
| 5344 | Chase Energy, Inc. | Austin, TX 78763 | Oil & Gas Operator | Oct 2001 |
| 5345 | Chase Energy, LLC | Osawatomie, KS 66064 | Oil Operator | Apr 2026 |
| 5346 | Chase Exploratio | | Oil Operator | Sep 1992 |
| 5347 | Chase Oil & Gas Inc C-O Triad | | Oil & Gas Operator | Mar 1993 |
| 5348 | Chase Operating Company | Abilene, TX 79608 | Oil & Gas Operator | Feb 2016 |
| 5349 | Chase Petroleum, Inc. | Glenville, WV 263511026 | Oil & Gas Operator | Dec 2021 |
| 5350 | Chase Production Company | Pampa, TX 79066 | Oil & Gas Operator | Sep 2026 |
| 5351 | Chase Well Servi | | Oil Operator | Jun 1989 |
| 5352 | Chase Well Service, Inc. | Great Bend, KS 67530 | Oil Operator | Mar 2004 |
| 5353 | Chase, Glen Drilling | Chanute, KS 66720 | Oil Operator | Jul 1996 |
| 5354 | Chase, Michael | Chanute, KS 66720 | Oil Operator | Mar 1999 |
| 5355 | Chase, Ronald E. II | South Dayton, NY 14138 | Gas Operator | Dec 2025 |
| 5356 | Chasla Energy, LLC | Iowa Park, TX 76367 | Oil Operator | Sep 2026 |
| 5357 | Chass Production Co. | Corpus Christ, TX 78401 | Oil & Gas Operator | Nov 2020 |
| 5358 | Chastain Diane | Coffeyville, KS 67337-9620 | Oil & Gas Operator | Feb 2015 |
| 5359 | Chastain Farms LLC | Guthrie, KY 42234 | Oil & Gas Operator | Mar 2020 |
| 5360 | Chastain Land & Energy LLC | Wetumka, OK 74883-0067 | Oil & Gas Operator | Sep 2017 |
| 5361 | Chateau Oil And Gas, Inc. | Dallas, TX 75225 | Oil & Gas Operator | Feb 2017 |
| 5362 | Chatham John | Wilson, OK 73463-9575 | Oil Operator | Feb 2014 |
| 5363 | Chatham Verdell | Ratliff City, OK 73081-0061 | Oil Operator | Oct 2009 |
| 5364 | Chatham VIckie R | Wilson, OK 73463 | Oil Operator | Jul 2026 |
| 5365 | Chatham, Maxine | | Oil Operator | Oct 2016 |
| 5366 | Chautauqua Energy Inc | | Oil & Gas Operator | Dec 2020 |
| 5367 | Chautauqua Hills Ministries, Inc. | Gerry, NY 14740 | Gas Operator | Dec 2025 |
| 5368 | Chautauqua Hilltop Organic, LLC | Eden, NY 14057 | Gas Operator | Dec 2025 |
| 5369 | Chautauqua Inns, LTD. | Mayville, NY 14757 | Gas Operator | Dec 2025 |
| 5370 | Chaveroo Operating Co Inc | Hobbs, NM 88241 | Oil & Gas Operator | Jun 1997 |
| 5371 | CHB Interests, LLC | Kilgore, TX 75663 | Oil Operator | Oct 2011 |
| 5372 | CHB Investments | Kilgore, TX 75663 | Oil & Gas Operator | Jan 2004 |
| 5373 | CHC Energy, LLC | | Gas Operator | Nov 2012 |
| 5374 | CHC III Paola Energy, LLC | | Oil Operator | May 2026 |
| 5375 | Cheatham Well Service, Inc. | Luling, TX 78648 | Oil Operator | Sep 2026 |
| 5376 | Cheatham, Joe R. Oil Co. | Lockhart, TX 78644 | Oil & Gas Operator | Dec 2018 |
| 5377 | Cheatham, W. C. | Olney, TX 76374 | Oil & Gas Operator | Feb 2002 |
| 5378 | Cheektowaga-Maryvale Union Free School District | Cheektowaga, NY 14225 | Gas Operator | Dec 2025 |
| 5379 | Cheetah Investments, Inc. | Winters, TX 79567 | Oil & Gas Operator | Sep 2026 |
| 5380 | Cheetah Oil Inc | Casper, WY 82602 | Oil & Gas Operator | Dec 2007 |
| 5381 | Chek Oil Co. | Midland, TX 79708 | Oil & Gas Operator | May 2019 |
| 5382 | Chek Oil Co., LLC | Midland, TX 79704 | Oil Operator | Sep 2026 |
| 5383 | Chelin LLC | Cut Bank, MT 59427 | Oil & Gas Operator | Jun 2026 |
| 5384 | Chemassist L.L.C. | | Oil & Gas Operator | Jul 2026 |
| 5385 | Chemco Inc | Centennial, CO 80112 | Oil & Gas Operator | Sep 2023 |
| 5386 | Chemical Bioteck Solutions LLC | | Oil Operator | Sep 2021 |
| 5387 | Chemily Management Company | Cypress, TX 77429 | Oil & Gas Operator | Apr 2023 |
| 5388 | Chen K Wendell | Arlington, TX 76016-2555 | Oil & Gas Operator | Mar 2015 |
| 5389 | Chenango Oil And Gas Co. | Groves, TX 77619 | Oil & Gas Operator | Sep 2026 |
| 5390 | Chenhall Billy J | Haskell, OK 74436-8733 | Oil & Gas Operator | Sep 2015 |
| 5391 | Cheniere Petroleum Corporation | | Oil & Gas Operator | Feb 1989 |
| 5392 | Chenoweth, Dean | Haviland, KS 67059 | Oil Operator | Jun 1994 |
| 5393 | Chenoweth, Grover | Marble Falls, TX 78654 | Oil & Gas Operator | Dec 2024 |
| 5394 | Cher Oil Company LTD | Ripley, OK 74062 | Oil & Gas Operator | Jun 2026 |
| 5395 | Cherco Properties, Inc. | Tyler, TX 75702 | Oil & Gas Operator | Nov 1999 |
| 5396 | Chermac Energy Corporation | Edmond, OK 73083 | Oil & Gas Operator | Apr 2020 |
| 5397 | Cherokee Basin Pipeline LLC | Mason, MI 48854 | Gas Operator | May 2026 |
| 5398 | Cherokee DRLG. & Dev. Corp. | Winnetka, IL 60093 | Oil & Gas Operator | Jan 2003 |
| 5399 | Cherokee Energy | | Oil & Gas Operator | Oct 1988 |
| 5400 | Cherokee Gas Holdings LLC | Nowata, OK 74048 | Oil Operator | Mar 2026 |