| 3601 | Rome Oil, LLC | Lakewood, CO 80232 | Oil Operator | Nov 2023 |
| 3602 | Ron Brooks Corp | | Oil Operator | Sep 1995 |
| 3603 | Ron'S Oil Oper I | | Oil Operator | Nov 1994 |
| 3604 | Ron'S Oil Operations Inc | Penokee, KS 67659 | Oil Operator | Dec 2018 |
| 3605 | Ron-Bob Oil LLC | Neosho Falls, KS 66758 | Oil Operator | Dec 2023 |
| 3606 | Ronald Russ Prater, Inc. | Eastborough, KS 67207 | Gas Operator | Dec 2023 |
| 3607 | Ronco Incorporat | | Oil Operator | Sep 1988 |
| 3608 | Rosel Energy, Inc. | Liberal, KS 67901 | Oil & Gas Operator | Jul 2004 |
| 3609 | Rosewood Resources, Inc. | Dallas, TX 75201 | Oil & Gas Operator | Apr 2024 |
| 3610 | Rowden, John A. | Chanute, KS 66720 | Oil Operator | Oct 1998 |
| 3611 | Roxana Corporati | | Oil & Gas Operator | Feb 1993 |
| 3612 | Roxanna Pipeline, Inc. | Dallas, TX 75206 | Oil & Gas Operator | May 2010 |
| 3613 | Roy Farr Heirs | | Oil Operator | Jun 2013 |
| 3614 | Royal Drilling Inc | Russell, KS 67665 | Oil Operator | Dec 2023 |
| 3615 | Royal Energy, Inc. | Dodge City, KS 67801 | Oil & Gas Operator | Dec 2023 |
| 3616 | Royal Petroleum | Baytown, TX 77521 | Oil & Gas Operator | Aug 2003 |
| 3617 | RSD Minerals LLC | Wichita, KS 67206 | Oil Operator | Nov 2023 |
| 3618 | Ruda Exploration Inc | Atwood, KS 67730 | Oil Operator | Dec 2023 |
| 3619 | Rude Crude | | Oil Operator | Dec 2023 |
| 3620 | Running Foxes Petroleum Inc. | Centennial, CO 80112 | Oil & Gas Operator | Mar 2024 |
| 3621 | Rupe Oil Company, Inc. | Wichita, KS 67278 | Oil & Gas Operator | Dec 2023 |
| 3622 | Rush Oil & Gas C | | Oil Operator | Dec 1995 |
| 3623 | Rush, Terry L. | Wakeeney, KS 67672 | Oil Operator | Jul 2023 |
| 3624 | Rushmore & Tresn | | Oil Operator | Jan 1995 |
| 3625 | Russco Energy In | | Oil Operator | Jun 1994 |
| 3626 | Russco Energy, Inc. | Gladstone, MO 64118 | Oil Operator | Apr 2002 |
| 3627 | Russell Gas Co., LLC | Hugoton, KS 67451 | Gas Operator | Dec 2023 |
| 3628 | Russell James E | | Oil Operator | Apr 1994 |
| 3629 | Russell Oil, Inc. | Edmond, OK 73083 | Oil Operator | Dec 2023 |
| 3630 | Russell, Gerald W. | Tulsa, OK 74103 | Oil Operator | Feb 1986 |
| 3631 | Ryan, Daniel J. | Oklahoma City, OK 73139 | Oil Operator | Sep 2003 |
| 3632 | Ryholland Fielder, Inc | Delray Beach, FL 33446 | Oil & Gas Operator | Apr 2024 |
| 3633 | S & B Oil Company | Wyonna, OK 74084 | Oil & Gas Operator | Nov 2005 |
| 3634 | S & B Oil Oper - | | Oil Operator | Dec 1996 |
| 3635 | S & B Operating LLC | Overland Park, KS 66202 | Oil Operator | Apr 2022 |
| 3636 | S & C Construction, Inc. | Whitefish, MT 59937 | Oil & Gas Operator | Apr 2024 |
| 3637 | S & H Oilfield Enterprises | | Oil & Gas Operator | Sep 2023 |
| 3638 | S & J Oil | Hays, KS 67601 | Oil & Gas Operator | Jan 2024 |
| 3639 | S & J Oil Company | Ellinwood, KS 67526 | Oil Operator | Jun 2000 |
| 3640 | S & J Operating | | Oil Operator | May 1989 |
| 3641 | S & K Oil Compan | | Oil Operator | Sep 1989 |
| 3642 | S & K Oil Production, Inc. | Blue Mound, KS 66010 | Oil Operator | Dec 2023 |
| 3643 | S & M Oil | Hays, KS 67601 | Oil Operator | Aug 2003 |
| 3644 | S & M Oil - Craw | | Oil Operator | Dec 1995 |
| 3645 | S & S Oil | Ponca City, OK 74601 | Oil & Gas Operator | Dec 2009 |
| 3646 | S & S Oil & Gas LLC | Skiatook, OK 74070 | Oil & Gas Operator | Jul 2016 |
| 3647 | S & S Oil Company | Electra, TX 76360 | Oil & Gas Operator | Apr 2024 |
| 3648 | S & S Oil Leasing | Chase, KS 67524 | Oil Operator | Dec 2023 |
| 3649 | S & S Oil, L.L.C. | Chase, KS 67524 | Oil Operator | Dec 2023 |
| 3650 | S & T Oil Compan | | Oil Operator | Feb 1984 |
| 3651 | S & W Drilling C | | Oil Operator | May 1985 |
| 3652 | S & W Oil & Gas, LLC | Pampa, TX 79066 | Oil & Gas Operator | Apr 2024 |
| 3653 | S & W Oil Compan | | Oil Operator | Dec 1986 |
| 3654 | S C Z Oil Compan | | Oil & Gas Operator | Feb 1995 |
| 3655 | S-2 Oil Company | | Oil Operator | Mar 1994 |
| 3656 | S. R. Weilert Oil LLC | Wichita, KS 67208 | Oil Operator | Nov 2005 |
| 3657 | S.B. Oil Company, A General Partnership | Hays, KS 67601 | Oil Operator | Sep 2019 |
| 3658 | S.J. Titan Co., A General Partnership | Hutchinson, KS 67502 | Oil & Gas Operator | May 2015 |
| 3659 | Saaw Operating LLC | Protection, KS 67127 | Oil & Gas Operator | Dec 2023 |
| 3660 | Sabine Corporation | Oklahoma City, OK 73116 | Oil & Gas Operator | Jul 1996 |
| 3661 | Sabine Productio | | Oil & Gas Operator | Mar 1994 |
| 3662 | Sabre Exploratio | | Oil Operator | Oct 1988 |
| 3663 | Sabre Exploration, LLC | Wichita, KS 67205 | Oil Operator | Dec 2023 |
| 3664 | Sabre Operating, Inc. | Wichita Falls, TX 76308 | Oil & Gas Operator | Apr 2024 |
| 3665 | Saco Oil Company | El Dorado, KS 67042 | Oil Operator | Jan 2001 |
| 3666 | Sag Oil Company LLC | Wellsville, KS 66092 | Oil Operator | Dec 2023 |
| 3667 | Sage Drilling Co | Wichita, KS 67202 | Oil & Gas Operator | Nov 1998 |
| 3668 | Sage NR Ok LLC | Tulsa, OK 74136 | Oil & Gas Operator | Feb 2024 |
| 3669 | Sage, Larry George | Virgil, KS 66870 | Oil Operator | Dec 2019 |
| 3670 | Sagebrush Operating LLC | Denver, CO 80203 | Oil & Gas Operator | Sep 2023 |
| 3671 | Salt Creek Production, Inc. | Big Spring, TX 79721 | Oil & Gas Operator | Apr 2024 |
| 3672 | Salt Creek Resources, LLC | Caney, KS 67333 | Oil Operator | Oct 2019 |
| 3673 | Salt Fork Produc | | Oil Operator | Oct 1987 |
| 3674 | Sam W Mays Jr LLC | | Oil & Gas Operator | Apr 2018 |
| 3675 | Samco Investments | | Oil Operator | Nov 2023 |
| 3676 | Samedan Oil Corporation | Houston, TX 77067 | Oil & Gas Operator | Dec 2019 |
| 3677 | Samson Properties, Incorporated | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2008 |
| 3678 | Samson Resources | | Oil Operator | Jan 1994 |
| 3679 | Samson Resources Company | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2024 |
| 3680 | Samuel Gary Jr. & Associates, Inc. | Denver, CO 80202 | Oil & Gas Operator | Dec 2023 |
| 3681 | Samuel Gary Jr. And Assoc., Inc. | | Oil & Gas Operator | Mar 2023 |
| 3682 | Samuel Jackson Production Co | | Oil Operator | Dec 2023 |
| 3683 | San Marco Petroleum Inc | Denver, CO 80293 | Oil & Gas Operator | Jan 2024 |
| 3684 | San Pet Inc | McPherson, KS 67460 | Oil Operator | May 1997 |
| 3685 | San Saba Energy | Hays, KS 67601 | Oil Operator | May 1998 |
| 3686 | Sananco Energy C | | Oil Operator | Aug 1987 |
| 3687 | Sand Bar Oil Com | | Oil Operator | Jun 1986 |
| 3688 | Sand Dollar Ener | | Oil Operator | Aug 1984 |
| 3689 | Sand Point LLC | Oklahoma City, OK 73132 | Oil & Gas Operator | Dec 2020 |
| 3690 | Sandefer Larry | | Oil Operator | Aug 1993 |
| 3691 | Sanders, Arthur J. | Wichita, KS 67217 | Oil Operator | Nov 1989 |
| 3692 | Sanders, Jack W | Wellsville, KS 66092 | Oil Operator | Feb 1996 |
| 3693 | Sandhills Oil Co. | Copan, OK 74022 | Oil Operator | Aug 1997 |
| 3694 | Sandlin Oil Corp | Dacono, CO 80514 | Oil & Gas Operator | Feb 2024 |
| 3695 | Sandridge Exploration And Production LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Apr 2024 |
| 3696 | Sanguine Gas Exploration, LLC | Tulsa, OK 74119 | Oil & Gas Operator | Apr 2024 |
| 3697 | Santa Fe Mineral | | Gas Operator | Oct 1994 |
| 3698 | Santa Fe Minerals, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Sep 2013 |
| 3699 | Santa Fe Pipe & | | Oil & Gas Operator | Dec 1991 |
| 3700 | Satchell Creek Petroleum, LLC | Wichita, KS 67205 | Oil Operator | Dec 2023 |