| 1001 | Sabre Energy Corporation | Lore City,, OH 43755 | Oil & Gas Operator | Dec 2017 |
| 1002 | Sage Energy Inc | Dublin, OH 43017 | Oil & Gas Operator | Dec 1988 |
| 1003 | Salt Creek JT Venture | Pittsburgh, PA 15219-2702-2702 | Oil & Gas Operator | Dec 1986 |
| 1004 | Samples James F | Brinkhaven, OH 43006 | Oil & Gas Operator | Dec 2021 |
| 1005 | Samurai Operating Company | Dayton, TX 77535 | Oil & Gas Operator | Dec 2023 |
| 1006 | Sananco Energy Corp | Naples, FL 33941 | Oil & Gas Operator | Jul 2013 |
| 1007 | Sandbar Oil & Gas Co | Lewisville, OH 43754 | Oil & Gas Operator | Dec 2023 |
| 1008 | Sandy Supply Co | Wooster, OH 44691 | Oil & Gas Operator | Dec 2014 |
| 1009 | Sanor Bruce | Salem, OH 44460 | Oil & Gas Operator | Dec 2023 |
| 1010 | Sara Jenny Energy Inc | Chesterland, OH 44026 | Oil & Gas Operator | Dec 2023 |
| 1011 | Sardis Gas, LLC | Mineral Wells, WV 26150 | Oil & Gas Operator | Dec 2023 |
| 1012 | Savoy Energy LP | Traverse City, MI 49685-1560-1560 | Oil & Gas Operator | May 2024 |
| 1013 | Scandia Energy Co Inc | Traverse City, MI 49684 | Oil & Gas Operator | Dec 1993 |
| 1014 | Schempf George K | North Ridgevill, OH 44039 | Oil Operator | Dec 2023 |
| 1015 | Schmelzer Mark | Rushville, OH 43150 | Oil & Gas Operator | Dec 2007 |
| 1016 | Schmelzer Maurice | Bremen, OH 43107 | Oil & Gas Operator | Dec 2023 |
| 1017 | Schmelzer Plugging LLC | Bremen, OH 43107 | Oil & Gas Operator | Dec 2023 |
| 1018 | Schreiner Oil & Gas Inc | Prescott, AZ 86303 | Oil & Gas Operator | Dec 2023 |
| 1019 | Schrimsher Oil & Gas Expl | Orlando, FL 32803 | Oil & Gas Operator | Dec 1992 |
| 1020 | Schultheis Oil & Gas | Whipple, OH 45780 | Oil & Gas Operator | Dec 2023 |
| 1021 | Schwanco Inc | Cleveland, OH 44115 | Oil & Gas Operator | Dec 1987 |
| 1022 | Schweder Richard E | Lakeville, OH 44638 | Oil & Gas Operator | Dec 2009 |
| 1023 | Scion Energy Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2019 |
| 1024 | Scrimgeour Robert | Sterling, VA 22170 | Oil & Gas Operator | Dec 1991 |
| 1025 | Seagull Development Corp | Massillon, OH 44646-7436-7436 | Oil & Gas Operator | Dec 2015 |
| 1026 | Seibert Oil & Gas | Hudson, OH 44236-4430-4430 | Oil & Gas Operator | Dec 1999 |
| 1027 | Select Energy Investments Inc | Solon, OH 44139 | Oil & Gas Operator | Dec 2019 |
| 1028 | Seneca Energy Corporation | Dover, OH 44622 | Oil & Gas Operator | Dec 2020 |
| 1029 | Seven To One Oil & Gas LLC | Magnolia, OH 44643 | Oil & Gas Operator | Dec 2023 |
| 1030 | Shackelford Oil Co | Midland, TX 79707 | Oil & Gas Operator | Sep 2024 |
| 1031 | Shafer Berman J | Wooster, OH 44691 | Oil & Gas Operator | Dec 2000 |
| 1032 | Shafer David Oil Prod Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2000 |
| 1033 | Shakespeare Oil Co Inc | Salem, IL 62881 | Oil & Gas Operator | Aug 2024 |
| 1034 | Shanahan Donald P | Ridgedale, MO 65739 | Oil & Gas Operator | Dec 1990 |
| 1035 | Sherman Michael | Canton, OH 44735 | Oil & Gas Operator | Dec 2007 |
| 1036 | Shongum Oil & Gas Inc | Akron, OH 44312 | Oil & Gas Operator | Dec 2011 |
| 1037 | Shrider W E Co | Newark, OH 43055 | Oil & Gas Operator | Dec 1991 |
| 1038 | Sidwell Theodore R Jr | Thornville, OH 43076-0839-0839 | Oil & Gas Operator | Dec 1988 |
| 1039 | Simpson B T Jr | Orlando, FL 32806 | Oil & Gas Operator | Dec 1986 |
| 1040 | Skyliner Energy LLC | Ravenna, OH 44266 | Oil & Gas Operator | Dec 2023 |
| 1041 | Skyway Energy LLC | Leesburg, OH 34748 | Oil & Gas Operator | Dec 2020 |
| 1042 | Smail Denny Lee | Harvey, LA 70058 | Oil & Gas Operator | Dec 2023 |
| 1043 | Smith C/Dba Sandy Supply | North FT Myers, FL 33903 | Oil & Gas Operator | Dec 1988 |
| 1044 | Smith Management Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 1992 |
| 1045 | Smith Ronald Dba Chipco | Zanesville, OH 43701 | Oil & Gas Operator | Dec 2023 |
| 1046 | Smith T W | Jeromesville, OH 44840 | Oil Operator | Dec 2016 |
| 1047 | Smithberger John D | Marietta, OH 45750 | Oil & Gas Operator | Dec 2023 |
| 1048 | Snider Brothers | Gratiot, OH 43740 | Oil & Gas Operator | Dec 2015 |
| 1049 | Snider Russell E | Newark, OH 43055 | Oil & Gas Operator | Dec 2014 |
| 1050 | Snyder Oper Partnership | FT Worth, TX 76102 | Gas Operator | Dec 1988 |
| 1051 | Sound Energy Co Inc | Dover, OH 44622 | Oil & Gas Operator | Jun 2024 |
| 1052 | Sours Thomas J | Sharon Center, OH 44274 | Oil & Gas Operator | Dec 2022 |
| 1053 | South Shore Energy LLC | Geneva, OH 44041-0800-0800 | Oil & Gas Operator | Dec 2023 |
| 1054 | Southern Triangle Oil Co | MT Carmel, IL 62863 | Oil & Gas Operator | Dec 2022 |
| 1055 | Sowers William & Sara | Blue Rock, OH 43720 | Oil Operator | Dec 2022 |
| 1056 | Sparks Harold | Radnor, OH 43066 | Oil & Gas Operator | Dec 1987 |
| 1057 | Sparta Energy Corp | Oak Brook, IL 60521 | Oil & Gas Operator | Dec 1985 |
| 1058 | Spectrum Oil Corporation | Marietta, OH 45750 | Oil & Gas Operator | Dec 1993 |
| 1059 | Spencer Petroleum Corp | Akron, OH 44319 | Oil & Gas Operator | Dec 2000 |
| 1060 | Spencer Resources Inc | Richmond, VA 23225 | Oil & Gas Operator | Dec 1993 |
| 1061 | Spiller, H. G. | San Antonio, TX 78213 | Oil & Gas Operator | Oct 1993 |
| 1062 | Spring Industries Inc | Wellington, FL 33414 | Oil & Gas Operator | Dec 2016 |
| 1063 | Springer Energy Company, LLC | Akron, OH 44313 | Oil & Gas Operator | Dec 2023 |
| 1064 | St Croix LTD | Fairlawn, OH 44334 | Oil & Gas Operator | Dec 2022 |
| 1065 | St. Clair Oil Co. | St Clairsville, OH 43950 | Oil & Gas Operator | Dec 1997 |
| 1066 | Stach Enterprises LLC | Nashport, OH 43830 | Oil & Gas Operator | Dec 2021 |
| 1067 | Stachler William L | Danville, OH 43014 | Oil & Gas Operator | Dec 1989 |
| 1068 | Stackhouse Construction Inc | Orwell, OH 44076 | Oil & Gas Operator | Dec 2023 |
| 1069 | Standard Oil Co Of WV | Parkersburg, WV 26103 | Oil & Gas Operator | Dec 2023 |
| 1070 | Standby Farms | Louisville, OH 44641 | Oil & Gas Operator | Dec 2023 |
| 1071 | Star Expl Corp | Columbus, OH 43229 | Oil & Gas Operator | Dec 1988 |
| 1072 | Star Oil & Gas | Ben Bolt, TX 78342 | Oil & Gas Operator | Nov 2024 |
| 1073 | Star Oil And Gas LTD | Racine, OH 45771 | Oil & Gas Operator | Dec 2023 |
| 1074 | Statoil USA Onshore Properties Inc | Austin, TX 78730 | Oil & Gas Operator | Jun 2018 |
| 1075 | Stevens Oil & Gas LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2023 |
| 1076 | Stewart Drilling Co. Inc | Lancaster, OH 43130 | Oil & Gas Operator | Dec 1990 |
| 1077 | Stewart Producers | Lancaster, OH 43130 | Oil & Gas Operator | Dec 1984 |
| 1078 | Stocker & Sitler Inc | Columbus, OH 43214-0981-0981 | Oil & Gas Operator | Dec 2002 |
| 1079 | Stone Creek Brick Co | Stone Creek, OH 43840 | Oil & Gas Operator | Dec 2004 |
| 1080 | Stonebridge Operating Co LLC | Marietta, OH 45750-0060-0060 | Oil & Gas Operator | Dec 2023 |
| 1081 | Stonewall Gas Co | Jane Lew, WV 26378-80-80 | Oil & Gas Operator | Dec 1999 |
| 1082 | Strata Petroleum Inc | New Matamoras, OH 45767 | Oil & Gas Operator | Dec 2019 |
| 1083 | Strickler Emory | New Concord, OH 43762 | Oil & Gas Operator | Dec 2013 |
| 1084 | Stright Roger | Amesville, OH 45711 | Oil & Gas Operator | Dec 2016 |
| 1085 | Striker Robert E | Rogers, OH 44455 | Oil & Gas Operator | Dec 2023 |
| 1086 | Stryker Energy LLC | Mayfield VIllag, OH 44143 | Oil & Gas Operator | Dec 2018 |
| 1087 | Summit Petroleum Inc | Twinsburg, OH 44087 | Oil & Gas Operator | Dec 2023 |
| 1088 | Sunbury-Trenton Inc | Cambridge, OH 43725 | Oil & Gas Operator | Dec 1988 |
| 1089 | Sunny Shores Of Ohio Inc | Fountain Hills, AZ 85268 | Oil & Gas Operator | Dec 2008 |
| 1090 | Sutton Enterprises Inc | New Philadelphi, OH 44663-863-863 | Oil & Gas Operator | Dec 1996 |
| 1091 | Swingle Drilling Inc | Crooksville, OH 43731 | Oil & Gas Operator | Dec 2023 |
| 1092 | SWN Production (Ohio), LLC | Morgantown, WV 26508 | Oil & Gas Operator | Mar 2024 |
| 1093 | SWN Production Company, LLC | Spring, TX 77391 | Oil & Gas Operator | Sep 2024 |
| 1094 | T B Drilling Co | Moxahala, OH 43761 | Oil & Gas Operator | Dec 1998 |
| 1095 | T JS Oil & Gas Inc | Fresno, OH 43824 | Oil & Gas Operator | Dec 2023 |
| 1096 | T&T Energy LLC | Wooster, OH 44691 | Oil & Gas Operator | Dec 2023 |
| 1097 | Talbott Oil & Gas Co | Tuppers Plains, OH 45783 | Oil & Gas Operator | Dec 2000 |
| 1098 | Tansky J/Tansky Oil Prod | Logan, OH 43138 | Oil & Gas Operator | Dec 1997 |
| 1099 | Target Engery Corp | Brecksville, OH 44141 | Oil & Gas Operator | Dec 1992 |
| 1100 | Tatco Petroleum Oper Inc | Canton, OH 44735 | Oil & Gas Operator | Dec 1989 |