| 701 | Reames Jr Keith E | Duncan, OK 73534-0246 | Oil & Gas Operator | Jul 1999 |
| 702 | Rebellion Energy LLC | | Oil & Gas Operator | Jun 2022 |
| 703 | Red Earth Oil & Gas, Inc. | Oklahoma City, OK 73159 | Oil & Gas Operator | Oct 2021 |
| 704 | Red Hawk Disposal LLC | | Oil Operator | Jun 2023 |
| 705 | Red Wolf Operating LLC | | Oil & Gas Operator | Feb 2024 |
| 706 | Redbud Oil Company | Elmore City, OK 73433-8637 | Oil Operator | Feb 2024 |
| 707 | Redhill Operating LLC | | Oil Operator | Feb 2024 |
| 708 | Redland Resources, LLC | Oklahoma City, OK 73127 | Oil & Gas Operator | Feb 2024 |
| 709 | Reid Williams Operating Inc | Shreveport, LA 71106-6223 | Oil & Gas Operator | Jan 2024 |
| 710 | Remora Operating, LLC | Houston, TX 77056 | Oil & Gas Operator | May 2024 |
| 711 | Reo Resources Inc | | Oil & Gas Operator | Apr 2018 |
| 712 | Rice Patricia Dba Rice Oil | Duncan, OK 73533-1888 | Oil Operator | Jan 2021 |
| 713 | Richardson WM S | Duncan, OK 73533 | Oil Operator | Jun 2013 |
| 714 | Ricks Exploration Co | Oklahoma City, OK 73112 | Oil & Gas Operator | Mar 2015 |
| 715 | Ridge Petroleum Inc. | Tyler, TX 75701 | Oil & Gas Operator | May 2024 |
| 716 | Rif Raf Inc | Norman, OK 73069 | Oil Operator | May 1999 |
| 717 | Rimrock Resource Operating LLC | | Oil & Gas Operator | Jan 2024 |
| 718 | Riviera Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2024 |
| 719 | RJ Williams Oil & Gas LLC | Ardmore, OK 73402-1931 | Oil & Gas Operator | Feb 2024 |
| 720 | RKK Production Company | Mustang, OK 73064 | Oil & Gas Operator | Feb 2024 |
| 721 | Roan Resources LLC | | Oil & Gas Operator | Oct 2023 |
| 722 | Roberson Oil Company | Houston, TX 77046 | Oil & Gas Operator | Jan 2024 |
| 723 | Robinson Oil Co. | Graham, TX 76450 | Oil & Gas Operator | May 2024 |
| 724 | Robinson Operating Company | Abilene, TX 79604 | Oil & Gas Operator | Aug 2012 |
| 725 | Robinson Tracy D | Duncan, OK 73534-0442 | Oil Operator | Oct 2018 |
| 726 | Rocket Oil Company | Duncan, OK 73534 | Oil & Gas Operator | Apr 2015 |
| 727 | Romax Corporation | Ardmore, OK 73401-8882 | Oil & Gas Operator | Feb 2022 |
| 728 | Roring Arthur | | Oil Operator | Jan 2024 |
| 729 | Roring Jr Roy W | Duncan, OK 73533-3048 | Oil & Gas Operator | Aug 2022 |
| 730 | Roring Roy W | Ardmore, OK 73401 | Oil & Gas Operator | Dec 1998 |
| 731 | Rose Operating Company | Tulsa, OK 74101-2391 | Oil & Gas Operator | Dec 2014 |
| 732 | Rosewood Resources, Inc. | Dallas, TX 75201 | Oil & Gas Operator | May 2024 |
| 733 | Rox Exploration Inc | Norman, OK 73069-6301 | Oil & Gas Operator | Feb 2024 |
| 734 | Royal Oaks Petroleum Corp | Fort Worth, TX 76116 | Oil & Gas Operator | Dec 2001 |
| 735 | Rozell Harold Dba Roundup Oil LLC | Springer, OK 73458 | Oil & Gas Operator | Feb 2024 |
| 736 | RPM Oilfield Services LLC | | Oil & Gas Operator | Jan 2024 |
| 737 | Rue Johnny B | Duncan, OK 73533-2019 | Oil Operator | Dec 2023 |
| 738 | Russell, John R | | Oil Operator | Aug 2023 |
| 739 | S & S Oil Company | Electra, TX 76360 | Oil & Gas Operator | May 2024 |
| 740 | S & S Star Operating LLC | | Oil & Gas Operator | Jun 2023 |
| 741 | S & W Transports Inc | Velma, OK 73491-0452 | Oil Operator | Feb 2024 |
| 742 | Sabre Operating, Inc. | Wichita Falls, TX 76308 | Oil & Gas Operator | May 2024 |
| 743 | Sajac Energy Company LLC | Duncan, OK 73534-0207 | Oil & Gas Operator | Feb 2024 |
| 744 | Salty Dog Disposal LLC | | Oil Operator | Mar 2024 |
| 745 | Samedan Oil Corporation | Houston, TX 77067 | Oil & Gas Operator | Dec 2019 |
| 746 | Samson Hydrocarbons Company | Tulsa, OK 74103 | Oil & Gas Operator | Nov 2016 |
| 747 | Samson Resources Company | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2024 |
| 748 | Sanguine Gas Exploration, LLC | Tulsa, OK 74119 | Oil & Gas Operator | May 2024 |
| 749 | Sanner Gail B & Gayle | Duncan, OK 73533-9407 | Oil & Gas Operator | Jul 2012 |
| 750 | Sanner Jeffrey B Dba Bryant Lyn Production | Velma, OK 73491-0325 | Oil Operator | Feb 2024 |
| 751 | Sanner Oil Co LLC | | Oil Operator | Feb 2024 |
| 752 | Sanner Oil Company | Velma, OK 73491-0550 | Oil & Gas Operator | Jan 2014 |
| 753 | Sanook Inc | Oklahoma City, OK 73156-0548 | Oil & Gas Operator | Jan 2007 |
| 754 | Sanquip LLC | Oklahoma City, OK 73101-0705 | Oil & Gas Operator | Feb 2024 |
| 755 | Santa Rita Resources Inc & Subs | | Oil & Gas Operator | Mar 2015 |
| 756 | Scott Chas W | | Oil & Gas Operator | Jan 1999 |
| 757 | Scout Energy Corporation | Edmond, OK 73083-1348 | Oil & Gas Operator | Feb 2024 |
| 758 | Scurlock Oil Co | Houston, TX 77210 | Oil Operator | May 1997 |
| 759 | Seagull Energy E & P Inc | Houston, TX 77002 | Oil & Gas Operator | Jan 2015 |
| 760 | Seagull Mid-South Inc | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
| 761 | Seals And Brown Oil Operating | Norman, OK 73072-3020 | Oil & Gas Operator | Feb 2024 |
| 762 | Seals Oil Company | Fox, OK 73435-0222 | Oil & Gas Operator | Nov 2011 |
| 763 | Sean M Sharp LLC | Chalk Hill, PA 15421-0392 | Oil Operator | Dec 2023 |
| 764 | Seaport Inc | Edmond, OK 73083-5646 | Oil & Gas Operator | Feb 2024 |
| 765 | Semcrude LP | | Oil & Gas Operator | Jul 2008 |
| 766 | Senico Production Company | Irving, TX 75016-5229 | Oil & Gas Operator | Mar 2002 |
| 767 | Shell Oil Company | Houston, TX 77210 | Oil & Gas Operator | Apr 2015 |
| 768 | Shell Trading Us Company | Houston, TX 77210 | Oil & Gas Operator | Jan 2024 |
| 769 | Shell Western Expl & Prod Inc | Houston, TX 77251 | Oil & Gas Operator | Mar 2015 |
| 770 | Shoshone Oil And Gas Inc | Lindsay, OK 73052-0217 | Oil & Gas Operator | Jan 2020 |
| 771 | Signature Exploration Inc. | Shawnee, OK 74804-4130 | Oil & Gas Operator | Mar 2015 |
| 772 | Sikes Oil Company Inc | Velma, OK 73091-0759 | Oil & Gas Operator | Jan 2014 |
| 773 | Silver Creek Oil & Gas, LLC | Flower Mound, TX 75022 | Oil & Gas Operator | May 2024 |
| 774 | Silvertin Farm Production LLC | | Oil & Gas Operator | Apr 2020 |
| 775 | Simmons, L.B. Energy, Inc. | Midland, TX 79705 | Oil & Gas Operator | Nov 2000 |
| 776 | Sinclair Oil & Gas Company | Salt Lake Cty, UT 84130 | Oil & Gas Operator | May 2024 |
| 777 | Singer Fleischaker Oil Op. Co. | Oklahoma City, OK 73102 | Oil & Gas Operator | Apr 2002 |
| 778 | Singer Oil Company | Oklahoma City, OK 73148 | Oil & Gas Operator | Jan 2024 |
| 779 | Slawson Exploration Company Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | May 2024 |
| 780 | Slawson, Donald C. | Wichita, KS 67202 | Oil & Gas Operator | Nov 2023 |
| 781 | Sledge Olen | Duncan, OK 73533 | Oil Operator | Dec 2023 |
| 782 | SM Energy Company | Midland, TX 79707 | Oil & Gas Operator | May 2024 |
| 783 | Smart Jr T J | Ryan, OK 73565 | Oil Operator | Sep 1994 |
| 784 | Smith Al | Duncan, OK 73534-0037 | Oil Operator | Dec 1998 |
| 785 | Smith Energy Company LLC | Purcell, OK 73080-4772 | Oil & Gas Operator | May 2015 |
| 786 | Smokey Trail LLC | Eastlake, CO 80241-1640 | Oil & Gas Operator | Feb 2024 |
| 787 | Snyder Oil Company | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2015 |
| 788 | Song Production Company | Lindsay, OK 73052-0369 | Oil & Gas Operator | Jun 2015 |
| 789 | Sonny'S Tank Trucks Inc | Velma, OK 73491-0129 | Oil Operator | Feb 2024 |
| 790 | Sooner Exploration & Development Co Inc | Enid, OK 73702-3525 | Oil & Gas Operator | Oct 2023 |
| 791 | Sooner Trend Exploration Inc | Kingfisher, OK 73750-4752 | Oil & Gas Operator | Dec 2015 |
| 792 | Southerland Joe Don Dba Taylor Oil Co | Velma, OK 73491 | Oil & Gas Operator | Feb 2024 |
| 793 | Southerland Marquieta Dba Keta Oil Company | Loco, OK 73442-1815 | Oil & Gas Operator | Feb 2024 |
| 794 | Southern Production Co | Healdton, OK 73438-0400 | Oil & Gas Operator | Feb 2024 |
| 795 | Southland Royalty Company | Houston, TX 77210 | Oil & Gas Operator | Sep 2011 |
| 796 | Southwest Energy LP | Houston, TX 77002 | Oil & Gas Operator | Sep 2022 |
| 797 | Southwest Royalties Inc | Midland, TX 79710 | Oil & Gas Operator | May 2024 |
| 798 | Southwestern Exploration Consultants Inc | Oklahoma City, OK 73118-1116 | Oil & Gas Operator | Feb 2024 |
| 799 | Sparks Petroleum Company | Oklahoma City, OK 73128 | Oil & Gas Operator | Mar 1998 |
| 800 | Sparks Resources Inc | Bristow, OK 74010 | Oil & Gas Operator | Jan 2024 |