| 27601 | Strata Oil Corporation | Carmi, IL 62821 | Oil & Gas Operator | Jan 2002 |
| 27602 | Strata Oil Incor | | Oil Operator | Mar 1994 |
| 27603 | Strata Operating, Inc. | Corpus Chrsti, TX 78466 | Oil & Gas Operator | Sep 2026 |
| 27604 | Strata Petroleum Co. | Midland, TX 79701 | Oil & Gas Operator | May 1997 |
| 27605 | Strata Petroleum Inc | New Matamoras, OH 45767 | Oil & Gas Operator | Dec 2019 |
| 27606 | Strata Production Co | Roswell, NM 882021030 | Oil & Gas Operator | Jun 2026 |
| 27607 | Strata Star Petroleum Corp. | Uvalde, TX 78801 | Oil Operator | Sep 2026 |
| 27608 | Strata Tech Services, Inc | Rowlett, TX 75088 | Oil Operator | Dec 2019 |
| 27609 | Strata-X Inc. | | Oil & Gas Operator | Dec 2025 |
| 27610 | Strataform, Inc. | | Gas Operator | Jun 2002 |
| 27611 | Stratagas, Inc. | Rowlett, TX 75088 | Oil & Gas Operator | May 2006 |
| 27612 | Stratakan Exploration, LLC | Plainville, KS 67663 | Oil & Gas Operator | May 2026 |
| 27613 | Stratco Operating Co., Inc. | Austin, TX 78701 | Oil & Gas Operator | Sep 2026 |
| 27614 | Stratco, Inc. | Edmond, OK 73013 | Oil & Gas Operator | Mar 2015 |
| 27615 | Strategic Well Holdings, Inc. | Morgantown, WV 26508 | Oil & Gas Operator | Dec 2020 |
| 27616 | Strategy Operating, LLC | Midland, TX 79710 | Gas Operator | Sep 2026 |
| 27617 | Stratex Oil & Gas Holdings, Inc. | Watertown, CT 06795 | Oil Operator | Jun 2015 |
| 27618 | Stratex Oil And Gas, Inc. | Watertown, CT 06795 | Oil & Gas Operator | Jun 2016 |
| 27619 | Stratford Well Service Inc | Pond Creek, OK 73766-0310 | Oil Operator | Nov 2003 |
| 27620 | Stratlynn, Inc. | Conroe, TX 77305 | Oil & Gas Operator | Mar 2008 |
| 27621 | Strawn DRLG. Co. | Wichita Falls, TX 76307 | Oil & Gas Operator | Aug 2005 |
| 27622 | Strawn Energy Services, LLC | Lubbock, TX 79424 | Oil Operator | Sep 2026 |
| 27623 | Strawn Operating Co., L.L.C. | El Paso, TX 79912 | Oil Operator | Sep 2026 |
| 27624 | Strawn Partners Operating, LLC | Graham, TX 76450 | Oil & Gas Operator | Sep 2026 |
| 27625 | Strawn Petroleum Operating, LLC | Houston, TX 77056 | Oil & Gas Operator | Sep 2026 |
| 27626 | Stray Oil Company | Burkburnett, TX 76354 | Oil & Gas Operator | Aug 2008 |
| 27627 | Stray Oil Company, LLC | Burkburnett, TX 76354 | Oil Operator | Nov 2017 |
| 27628 | Stream Energy, Inc. | Oklahoma City, OK 73102 | Oil & Gas Operator | Dec 2025 |
| 27629 | Streamline Energy, LLC | Yates Center, KS 66783 | Oil & Gas Operator | Dec 2019 |
| 27630 | Streamline Oil And Gas Inc | Lindsay, OK 73052 | Oil & Gas Operator | Jul 2026 |
| 27631 | Strebor Oil Co. | Dallas, TX 75225 | Oil & Gas Operator | Jun 1993 |
| 27632 | Street, Spencer B., Jr. | Graham, TX 76450 | Oil & Gas Operator | Mar 1998 |
| 27633 | Streetman Inc | | Oil Operator | Oct 1987 |
| 27634 | Stricker Resources Inc | Morris, OK 74445 | Oil & Gas Operator | Jun 2026 |
| 27635 | Strickland, H.W. | Henrietta, TX 76365 | Oil & Gas Operator | Dec 1999 |
| 27636 | Strickler Emory | New Concord, OH 43762 | Oil & Gas Operator | Dec 2013 |
| 27637 | Stride Energy LLC | Piedmont, OK 73078 | Oil & Gas Operator | Jul 2026 |
| 27638 | Stright Roger | Amesville, OH 45711 | Oil & Gas Operator | Dec 2016 |
| 27639 | Strike Axe Oil And Gas Corporation | | Oil & Gas Operator | Mar 2021 |
| 27640 | Strike Energy Corp | Blackwell, OK 74631 | Oil & Gas Operator | Jul 2023 |
| 27641 | Strike Energy LLC | Ardmore, OK 73401 | Oil Operator | Jul 2026 |
| 27642 | Strike Too Oil | Albany, TX 76430 | Oil Operator | Sep 2026 |
| 27643 | Striker Management Co LLC | Shawnee, OK 74801 | Oil & Gas Operator | Jun 2026 |
| 27644 | Striker Petroleum Corporation | Englewood, CO 80111 | Oil & Gas Operator | Dec 1999 |
| 27645 | Striker Petroleum Operations LLC | Frisco, TX 75034-2127 | Oil & Gas Operator | Nov 2014 |
| 27646 | Striker Robert E | Rogers, OH 44455 | Oil & Gas Operator | Dec 2025 |
| 27647 | Stringer E M | | Oil Operator | May 1996 |
| 27648 | Stringer Oil & Gas Co., Inc. | San Angelo, TX 76902 | Oil & Gas Operator | Oct 1996 |
| 27649 | Striper Oil, Inc. | Dallas, TX 75379 | Oil & Gas Operator | Apr 2002 |
| 27650 | Stripper Oil Com | | Oil Operator | Nov 1996 |
| 27651 | Stripper Oil Company Inc | | Oil Operator | May 2026 |
| 27652 | Stroke Of Luck Energy & Exploration LLC | Cassoday, KS 66842 | Oil Operator | Sep 2021 |
| 27653 | Stromquist C Dal | | Oil & Gas Operator | Aug 1991 |
| 27654 | Stromquist, C. Dale, A General Partnership | Liberal, KS 67901 | Oil & Gas Operator | Aug 2010 |
| 27655 | Strong Rock Operating Company, LLC | | Oil & Gas Operator | Jun 2026 |
| 27656 | Stronghold Energy II Oper, LLC | Midland, TX 79702 | Oil & Gas Operator | Aug 2022 |
| 27657 | Stroube Energy Corporation | Dallas, TX 75248 | Oil & Gas Operator | Jan 2012 |
| 27658 | Stroube Family Partnership #2 | Corsicana, TX 75151 | Oil Operator | Sep 2026 |
| 27659 | Stroud Energy, LTD. | Fort Worth, TX 76102 | Oil & Gas Operator | Jun 2006 |
| 27660 | Stroud Oil Properties, Inc. | Fort Worth, TX 76102 | Oil & Gas Operator | May 2013 |
| 27661 | Stroud Operating LLC | | Oil & Gas Operator | Dec 2012 |
| 27662 | Stroud Petroleum Company | Oklahoma City, OK 73156-0156 | Oil Operator | Jun 2014 |
| 27663 | Stroud Petroleum, Inc. | Shreveport, LA 71162 | Oil & Gas Operator | Sep 2026 |
| 27664 | Stroud Production LLC | Shreveport, LA 71101 | Oil & Gas Operator | Dec 2024 |
| 27665 | Struck Rock Oil And Gas LLC | Geary, OK 73040 | Oil & Gas Operator | Jul 2026 |
| 27666 | Struthers Oil & Gas Corp | Tulsa, OK 74133 | Oil & Gas Operator | Jan 2013 |
| 27667 | Struthoff Energy, L.L.C. | San Antonio, TX 78216 | Oil Operator | Sep 2026 |
| 27668 | Stryker Energy Corp. | Mesquite, TX 75180 | Oil & Gas Operator | Sep 2026 |
| 27669 | Stryker Energy LLC | Mayfield VIllag, OH 44143 | Oil & Gas Operator | Dec 2018 |
| 27670 | STS Petroleum LLC | Houston, TX 77289 | Oil & Gas Operator | Sep 2026 |
| 27671 | Stuart & Barrett | San Angelo, TX 76904 | Gas Operator | Jan 2008 |
| 27672 | Stuart Oil | | Oil Operator | Jan 2025 |
| 27673 | Stuart Oil & Gas | Longview, TX 75606 | Oil & Gas Operator | Sep 2026 |
| 27674 | Stuart Operating, LLC | Ozona, TX 76943 | Oil & Gas Operator | Sep 2026 |
| 27675 | Stubblefield Energy Company | Abilene, TX 79606 | Oil & Gas Operator | Sep 2026 |
| 27676 | Stubbs & Fleming, A General Partnership | Wichita, KS 67202 | Oil Operator | Jul 2005 |
| 27677 | Stubbs Operating Co. | Archer City, TX 76351 | Oil & Gas Operator | Aug 1998 |
| 27678 | Stubbs, J. W. | Suwanee, GA 30024 | Oil & Gas Operator | Mar 2008 |
| 27679 | Stuber, VIrgil | Eureka, KS 67045 | Oil Operator | Dec 2019 |
| 27680 | Stucky Oil Compa | | Oil Operator | Mar 1988 |
| 27681 | Stucky, Edward P. | Sabetha, KS 66534 | Oil Operator | May 1992 |
| 27682 | Stucky, Kenneth R. Oil & Gas Operations | Burrton, KS 67020 | Oil & Gas Operator | Aug 2002 |
| 27683 | Studer Oil Co. | Pratt, KS 67124 | Oil Operator | Oct 2019 |
| 27684 | Studer Oil Compa | | Oil & Gas Operator | Feb 1993 |
| 27685 | Studley Resources Corporation | Humble, TX 77347 | Oil & Gas Operator | Dec 1996 |
| 27686 | Studley, Richard | Gowanda, NY 14070 | Gas Operator | Dec 2025 |
| 27687 | Studley, Robert SR. & Robert Jr. | Gowanda, NY 14070 | Gas Operator | Dec 2025 |
| 27688 | Stull Crude Co, LLC | | Oil Operator | May 2026 |
| 27689 | Stull Oil LLC | Natoma, KS 67651 | Oil Operator | May 2026 |
| 27690 | Stults, Joe K. | Archer City, TX 76351 | Oil & Gas Operator | Mar 2007 |
| 27691 | Stumpff Paul | Bartlesville, OK 74006-3426 | Oil & Gas Operator | Mar 2015 |
| 27692 | Sturgeon Point Development Co | | Gas Operator | Jun 2019 |
| 27693 | Sturman Jay R | Mounds, OK 74047 | Oil & Gas Operator | May 2026 |
| 27694 | Stuteville Oil Co. | Olney, TX 76374 | Oil & Gas Operator | Aug 2004 |
| 27695 | Stuteville, Jack | Olney, TX 76374 | Oil Operator | Sep 2026 |
| 27696 | Stydahar Oil & Gas Co. | | Oil & Gas Operator | Dec 2021 |
| 27697 | STZ Petroleum Inc. | Houston, TX 77268 | Oil & Gas Operator | Dec 1997 |
| 27698 | Sub Surface Operations | Brownwood, TX 76804 | Oil & Gas Operator | Sep 2026 |
| 27699 | Sublette Feeders LLC | Sublette, KS 67877 | Gas Operator | May 2026 |
| 27700 | Suborp Energy, Inc. | Dallas, TX 75204 | Oil & Gas Operator | Sep 2000 |