| 1 | 10 To 1 Productions Inc | Kansas City, MO 64114-5149 | Oil & Gas Operator | Aug 2016 |
| 2 | 101 Energy Corporation | Oklahoma City, OK 73102-4803 | Oil & Gas Operator | Dec 2023 |
| 3 | 3tec Energy Corporation | Houston, TX 77002 | Oil & Gas Operator | Dec 2019 |
| 4 | A & A Tank Truck Company | Norman, OK 73070-8969 | Oil & Gas Operator | Jan 2024 |
| 5 | Abarr Trust (The) | Oklahoma City, OK 73123-0084 | Oil & Gas Operator | Jan 2024 |
| 6 | Abraxas Petroleum Corporation | San Antonio, TX 78259 | Oil & Gas Operator | Apr 2024 |
| 7 | Aei Production Company | Edmond, OK 73083 | Oil & Gas Operator | Mar 2014 |
| 8 | Allen Michael | Broken Arrow, OK 74014-2239 | Oil & Gas Operator | Dec 2023 |
| 9 | Allied Petroleum Inc. | Oklahoma City, OK 73116-1516 | Oil & Gas Operator | Jun 2014 |
| 10 | Almac Engineering | Oklahoma City, OK 73116 | Oil & Gas Operator | Jan 2007 |
| 11 | Almack John And Glenda | Perry, OK 73077-8819 | Oil & Gas Operator | Apr 2016 |
| 12 | Altex Energy Corporation | Oklahoma City, OK 73142-1920 | Oil & Gas Operator | Mar 2015 |
| 13 | Altex Resources, Inc. | Carney, OK 74832 | Oil & Gas Operator | Mar 2015 |
| 14 | Altman Energy, Inc. | Tulsa, OK 74114 | Oil & Gas Operator | Apr 2024 |
| 15 | Amerac Energy Corporation | Tulsa, OK 74136 | Oil & Gas Operator | Jun 2013 |
| 16 | American Energy Recovery Inc | Oklahoma City, OK 73123-0549 | Oil & Gas Operator | Aug 2017 |
| 17 | American Petroleum Corp | Addison, TX 75001 | Oil & Gas Operator | Apr 2024 |
| 18 | Americo Oil Company | Oklahoma City, OK 73154 | Oil & Gas Operator | Feb 2012 |
| 19 | Anadarko Minerals Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Jan 2024 |
| 20 | Anderson Oil & Gas Account | Wichita Falls, TX 76301 | Oil & Gas Operator | Nov 2013 |
| 21 | Anderson, Carl T. | Wichita Falls, TX 76301 | Oil & Gas Operator | Feb 2014 |
| 22 | Andrea Operating Company | Edmond, OK 73013-6627 | Oil & Gas Operator | Jan 2024 |
| 23 | Anr Production Company | Houston, TX 77046 | Oil & Gas Operator | Aug 2017 |
| 24 | Apache Corporation | Houston, TX 77056 | Oil & Gas Operator | Apr 2024 |
| 25 | Apache Energy Resources Corp | Houston, TX 77056 | Oil & Gas Operator | Mar 2015 |
| 26 | Apc Operating Partnership LP | Tulsa, OK 74136-4224 | Oil & Gas Operator | Jun 2015 |
| 27 | Aqua-Oil Inc | Enid, OK 73703-6511 | Oil & Gas Operator | May 2019 |
| 28 | Arbor Petroleum Corporation | Oklahoma City, OK 73102-4003 | Oil & Gas Operator | Mar 2011 |
| 29 | Arbuckle Enterprises, Inc. | Edmond, OK 73083 | Oil & Gas Operator | Dec 2023 |
| 30 | Armor Petroleum, Inc. | Wichita Falls, TX 76308 | Oil & Gas Operator | Apr 2024 |
| 31 | Arrow Oil & Gas, LLC | Norman, OK 73070 | Oil & Gas Operator | Apr 2024 |
| 32 | Arrowhead Energy Inc | Edmond, OK 73013 | Oil & Gas Operator | Jan 2024 |
| 33 | Aruba Petroleum Inc | Dallas, TX 75379 | Oil & Gas Operator | Dec 2023 |
| 34 | Aspen Energy Group, Inc. | Santa Ynez, CA 93460 | Oil & Gas Operator | Mar 2015 |
| 35 | Aspen Operating Company LLC | Fort Worth, TX 76116 | Oil & Gas Operator | Apr 2024 |
| 36 | Athan Inc | Edmond, OK 73013-6628 | Oil & Gas Operator | Dec 2023 |
| 37 | Atlantic Richfield Company | Plano, TX 75094-1744 | Oil & Gas Operator | Dec 2016 |
| 38 | Atteberry Engineering | Edmond, OK 73013-6624 | Oil & Gas Operator | Mar 2008 |
| 39 | Austin, Robert L. | Stafford, KS 67578 | Oil & Gas Operator | Dec 1999 |
| 40 | Avalanche Oil & Gas LLC | Kingfisher, OK 73750 | Oil & Gas Operator | Apr 2024 |
| 41 | Axem Resources Inc | Denver, CO 80202-4617 | Oil & Gas Operator | Jul 2013 |
| 42 | B & B SWD LLC | | Oil Operator | Jan 2024 |
| 43 | B M Energy, Inc. | Hennessey, OK 73742 | Oil & Gas Operator | Nov 2021 |
| 44 | Ballew Oil & Gas Inc | Yale, OK 74085 | Oil Operator | Sep 1995 |
| 45 | Barbour Energy Corporation | Oklahoma City, OK 73113 | Oil & Gas Operator | Apr 2024 |
| 46 | Baron Exploration Company | Edmond, OK 73034 | Oil & Gas Operator | Apr 2024 |
| 47 | Barta Enterprises | Oklahoma City, OK 73162-1728 | Oil & Gas Operator | Jan 2024 |
| 48 | Baruch-Foster Corporation | Oklahoma City, OK 73126-6770 | Oil & Gas Operator | Feb 2001 |
| 49 | BC Operating, Inc. | Midland, TX 79710 | Oil & Gas Operator | Apr 2024 |
| 50 | Bear Petroleum Inc | Haysville, KS 67060-0438 | Oil & Gas Operator | Mar 2015 |
| 51 | Beard Oil Company | Oklahoma City, OK 73102 | Oil & Gas Operator | Aug 2013 |
| 52 | Beck Pump & Supply Inc | Hennessey, OK 73742-0175 | Oil & Gas Operator | Nov 2019 |
| 53 | Beck Resources Incorporated | Hennessey, OK 73742 | Oil & Gas Operator | Dec 2023 |
| 54 | Becker Oil Corporation | Ponca City, OK 74602 | Oil & Gas Operator | Dec 2023 |
| 55 | Belcor Inc. | Irvine, CA 92714 | Oil & Gas Operator | Nov 2000 |
| 56 | Bell Supply Co | Kilgore, TX 75662 | Oil & Gas Operator | Jan 2013 |
| 57 | Bentley & Laing | Wichita Falls, TX 76302 | Oil & Gas Operator | Feb 2002 |
| 58 | Ber-Mor Oil Inc | Perry, OK 73077-1212 | Oil & Gas Operator | Jul 2015 |
| 59 | Berenergy Corporation | Denver, CO 80217 | Oil & Gas Operator | Feb 2024 |
| 60 | Berexco LLC | Wichita, KS 67206 | Oil & Gas Operator | Apr 2024 |
| 61 | Berry Operating Company | Stillwater, OK 74076-0518 | Oil & Gas Operator | Dec 2016 |
| 62 | Berry, Thomas N. & Co. | Stillwater, OK 74076 | Oil & Gas Operator | Feb 2012 |
| 63 | Bez Resources LLC | Perry, OK 73077-2204 | Oil & Gas Operator | Mar 2023 |
| 64 | BHP Petroleum (Americas) Inc | Houston, TX 77056 | Oil & Gas Operator | Mar 2015 |
| 65 | Big J Tank Truck Service Inc | Perry, OK 73077-1238 | Oil Operator | Apr 2014 |
| 66 | Big Sky Production Co Inc | Perry, OK 73077 | Oil & Gas Operator | May 2006 |
| 67 | Billy Jack Sharber Operating LLC | Konawa, OK 74849-0071 | Oil & Gas Operator | Dec 2023 |
| 68 | Black Lava Operating LLC | | Oil & Gas Operator | Jan 2024 |
| 69 | Blackcat Oil Company | Mannford, OK 74044-0286 | Oil & Gas Operator | Jan 2024 |
| 70 | Blackjack Oil & Gas, Inc. | Hennessey, OK 73742 | Oil & Gas Operator | Apr 2024 |
| 71 | Blair Oil Company | Kingfisher, OK 73750-1213 | Oil & Gas Operator | Jan 2024 |
| 72 | Blake Production Company, Inc. | Oklahoma City, OK 73118 | Oil & Gas Operator | Apr 2024 |
| 73 | Blubaugh Ronald D | Tonkawa, OK 74653-0066 | Oil & Gas Operator | Sep 2014 |
| 74 | Blue Cedar Energy LLC | | Oil & Gas Operator | Jan 2024 |
| 75 | Blue Dolphin Production LLC | Oklahoma City, OK 73142 | Oil & Gas Operator | Jan 2024 |
| 76 | Blue Star Energy, Inc. | Shawnee, OK 74802 | Oil & Gas Operator | Apr 2024 |
| 77 | Bluff LTD (The) Partnership | Woodward, OK 73801-3160 | Oil Operator | Dec 1999 |
| 78 | BMW Group Inc (The) | Oklahoma City, OK 73120 | Oil & Gas Operator | Jan 2013 |
| 79 | Bo-MC Operating Corporation | Enid, OK 73702-1765 | Oil & Gas Operator | Mar 2018 |
| 80 | Bo-MC Resources Corporation | Enid, OK 73702-1765 | Oil & Gas Operator | Apr 2005 |
| 81 | Bobwhite Production Company, Inc | Tulsa, OK 74112 | Oil & Gas Operator | Dec 2023 |
| 82 | Bogo Energy Corporation | Oklahoma City, OK 73134-1002 | Oil & Gas Operator | Jan 2024 |
| 83 | Boone And Boone Oil Co | Perry, OK 73077 | Oil & Gas Operator | Mar 2008 |
| 84 | Boyce Producing Corporation | Edmond, OK 73012-4323 | Oil & Gas Operator | Mar 2015 |
| 85 | BP America Production Company | Denver, CO 80202 | Oil & Gas Operator | Dec 2023 |
| 86 | Braden Companies Inc | Edmond, OK 73013-3671 | Oil & Gas Operator | Jan 2024 |
| 87 | Brady Brothers | Cushing, OK 74023 | Oil Operator | Apr 2014 |
| 88 | Brewer Carroll L | Edmond, OK 73003-0010 | Oil & Gas Operator | Dec 2023 |
| 89 | BRG Petroleum Corporation | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2020 |
| 90 | BRG Petroleum LLC | Tulsa, OK 74136 | Oil & Gas Operator | Jan 2024 |
| 91 | BRG Petroleum, Inc. | Tulsa, OK 74136 | Oil & Gas Operator | Dec 2023 |
| 92 | BRG Production Company | Tulsa, OK 74136-6338 | Oil & Gas Operator | Jan 2024 |
| 93 | Briscoe Oil Company | Kingfisher, OK 73750-2322 | Oil & Gas Operator | Apr 2014 |
| 94 | Bristol Resources Corporation | Tulsa, OK 74170 | Oil & Gas Operator | Feb 2022 |
| 95 | Brock Oil & Gas Corporation | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2019 |
| 96 | Brown Curt Operating Company | Tulsa, OK 74105 | Oil Operator | Nov 1998 |
| 97 | Bryant Joe | Helena, OK 73741 | Oil & Gas Operator | Apr 1998 |
| 98 | Bso Inc | Cleveland, OK 74020-0597 | Oil & Gas Operator | Jan 2024 |
| 99 | Buccaneer Petroleum Inc | Tonkawa, OK 74653-2513 | Oil & Gas Operator | Jan 2013 |
| 100 | Buttram Energies Inc | Oklahoma City, OK 73112-7235 | Oil & Gas Operator | Nov 2021 |