| 21901 | Pegasus Operating, Inc. | Coldspring, TX 77331 | Oil & Gas Operator | Nov 2024 |
| 21902 | Pegasus P And A LLC | Kilgore, TX 75663 | Oil Operator | Nov 2024 |
| 21903 | Pegasus Petroleum Corporation | Corpus Chrsti, TX 78476 | Oil & Gas Operator | Nov 2024 |
| 21904 | Pegg Oil LLC | Allen, OK 74825-4900 | Oil Operator | Aug 2022 |
| 21905 | Peggy J & Robert W Bell | Sheffield, PA 16347 | Oil & Gas Operator | Dec 2004 |
| 21906 | Pekrul Jeffrey S | Bristow, OK 74010-2362 | Gas Operator | Sep 2024 |
| 21907 | Pel-Tex - McMoran | | Oil & Gas Operator | Dec 1985 |
| 21908 | Pel-Tex Oil Company, Inc. | | Oil & Gas Operator | Jul 1995 |
| 21909 | Pel-Tex Oil Company, LLC | | Oil & Gas Operator | Nov 2010 |
| 21910 | Pel-Tex, Inc. | | Oil & Gas Operator | Jul 1985 |
| 21911 | Peles, LLC | Houston, TX 77057 | Oil & Gas Operator | Nov 2024 |
| 21912 | Pelican Dome Exploration | Harahan, LA 70123 | Oil & Gas Operator | Jun 1997 |
| 21913 | Pelican Dome Exploration Inc | Harahan, LA 70123 | Oil & Gas Operator | Aug 2000 |
| 21914 | Pelican Gas Prod. Assoc. | | Oil & Gas Operator | Oct 1987 |
| 21915 | Pelican Hill Oil & Gas Inc | Carlsbad, CA 92010 | Oil & Gas Operator | May 2013 |
| 21916 | Pelican Producing Co. | | Gas Operator | Nov 1992 |
| 21917 | Pelican Producing Inc | Caldwell, OH 43724 | Oil & Gas Operator | Dec 1996 |
| 21918 | Pelican Production Company | New Orleans, LA 70130-2477 | Oil & Gas Operator | Mar 2014 |
| 21919 | Pelican Resource | | Oil Operator | Jan 1991 |
| 21920 | Pelico Pipeline, LLC | | Oil Operator | Jun 2024 |
| 21921 | Pelletter, James J & Weist, Richard M | Fredonia, NY 14063 | Gas Operator | Dec 2023 |
| 21922 | Pelto Oil Co | Houston, TX 77002 | Oil & Gas Operator | Nov 1998 |
| 21923 | Pemberton, W. C. Oil Co., Inc. | Cameron, TX 76520 | Oil & Gas Operator | Nov 2024 |
| 21924 | Pembroke Central School District | Corfu, NY 14036 | Gas Operator | Dec 2023 |
| 21925 | Pembrook Oil Company | Big Lake, TX 76932 | Oil & Gas Operator | May 1999 |
| 21926 | Pembrooke Oil & Gas Inc | Franklin, PA 16323-7760 | Oil & Gas Operator | Dec 2020 |
| 21927 | Pemco Gas Inc | Indian Harbor B, FL 32937 | Oil & Gas Operator | Dec 1997 |
| 21928 | Pemco LLC | Skiatook, OK 74070-4018 | Oil Operator | Aug 2024 |
| 21929 | Pemex Inc | Dallas, TX 75367-0249 | Oil & Gas Operator | Nov 2015 |
| 21930 | Pen-Tex Production Co. Inc. | Penwell, TX 79776 | Oil & Gas Operator | Nov 2024 |
| 21931 | Pen-Tex Production Co. L.L.C. | Penwell, TX 79776 | Oil & Gas Operator | Nov 1998 |
| 21932 | Pena Bros. Oil And Gas, LLC | Odessa, TX 79764 | Oil Operator | Nov 2024 |
| 21933 | Pend Oreille Oil & Gas Company | | Oil & Gas Operator | Sep 1989 |
| 21934 | Pendergraft Oil Co. | Lueders, TX 79533 | Oil & Gas Operator | Jan 1998 |
| 21935 | Pendleton Land & | | Oil Operator | Aug 1985 |
| 21936 | Pendolino Resources, LLC | Dallas, TX 75205 | Gas Operator | Mar 2023 |
| 21937 | Pendragon Energy Partners Inc | Midland, TX 79701 | Oil & Gas Operator | Nov 2009 |
| 21938 | Pendragon Oil Co. | Fort Worth, TX 76116 | Oil & Gas Operator | Nov 2024 |
| 21939 | Pendulum Petrole | | Oil & Gas Operator | Dec 1995 |
| 21940 | Pendulum Petroleum, Inc. | Pinedale, WY 82941 | Oil Operator | Aug 1999 |
| 21941 | Penequine Ranch | | Gas Operator | Sep 2019 |
| 21942 | Penergy | Midland, TX 79710 | Oil & Gas Operator | Nov 2024 |
| 21943 | Pengo Petroleum, Inc. | | Oil & Gas Operator | Dec 2013 |
| 21944 | Pengo Petroleum, Inc. & J.W.S. | | Oil & Gas Operator | Jul 1977 |
| 21945 | Pengo Producing Company | | Oil & Gas Operator | Mar 1987 |
| 21946 | Peninsula Group Inc | Peninsula, OH 44264 | Oil & Gas Operator | Dec 1991 |
| 21947 | Peninsula Open Space Trust | | Oil & Gas Operator | Dec 2008 |
| 21948 | Peninsular Oil & Gas Co | Ada, MI 49301-96-96 | Oil & Gas Operator | Dec 2001 |
| 21949 | Penn Homa Oil & Gas Co | Edmond, OK 73083 | Oil & Gas Operator | Oct 2013 |
| 21950 | Penn Inc. | | Oil & Gas Operator | Dec 2004 |
| 21951 | Penn Production Company Inc | | Oil & Gas Operator | Nov 2014 |
| 21952 | Penn Resources, Inc. | Dallas, TX 75219 | Oil & Gas Operator | Sep 1987 |
| 21953 | Penn VIew Exploration Inc | Blairsville, PA 15717-7961 | Oil & Gas Operator | Dec 2023 |
| 21954 | Penn VIrginia MC Energy, LLC | Tulsa, OK 74119 | Gas Operator | Jul 2009 |
| 21955 | Penn VIrginia MC Operating Co LLC | Houston, TX 77084-7213 | Oil & Gas Operator | Sep 2024 |
| 21956 | Penn VIrginia Oil & Gas Corp | Houston, TX 77024 | Oil & Gas Operator | Dec 2018 |
| 21957 | Penn VIrginia Oil & Gas, L.P. | Houston, TX 77084 | Oil & Gas Operator | Nov 2022 |
| 21958 | Penn, G. R. Production Co. | McPherson, KS 67460 | Gas Operator | Nov 1997 |
| 21959 | Penn-Ind Oil Co | | Oil Operator | Dec 2022 |
| 21960 | Penn-Ohio Investment Corp. | New Philadelphi, OH 44663 | Oil & Gas Operator | Dec 2004 |
| 21961 | Pennaco Energy Incorporated | Gillette, WY 82718 | Oil & Gas Operator | Feb 2021 |
| 21962 | Pennant Dev. And Prod., LLC | Midland, TX 79702 | Oil Operator | Nov 2024 |
| 21963 | Pennant Energy LLC | Oklahoma City, OK 73116 | Oil Operator | Oct 2023 |
| 21964 | Pennant Oil & Gas LLC | Oklahma City, OK 73159-6905 | Oil & Gas Operator | Jan 2024 |
| 21965 | Pennant Petroleum Corporation | | Oil Operator | Dec 2002 |
| 21966 | Pennartz Productions, LLC. | Jacksboro, TX 76458 | Oil Operator | Nov 2024 |
| 21967 | Penneco Exploration Company Of Wyo LLC | Delmont, PA 15626 | Oil Operator | Aug 2021 |
| 21968 | Penneco Oil Company, Inc. | Delmont, PA 15626-2408 | Oil & Gas Operator | Dec 2023 |
| 21969 | Pennenergy Resources LLC | Pittsburgh, PA 15275-1063-1063 | Oil & Gas Operator | Sep 2024 |
| 21970 | Penner Energy Inc | Oklahoma City, OK 73120-1930 | Oil & Gas Operator | Sep 2024 |
| 21971 | Pennfield Energy LLC | Erie, PA 16510-4760 | Oil & Gas Operator | Dec 2021 |
| 21972 | Pennhills Resources LLC | MT. Jewett, PA 16740 | Oil & Gas Operator | Sep 2024 |
| 21973 | Pennine Resc Inc | | Oil Operator | Sep 1992 |
| 21974 | Pennington Oil & Gas Int, LLC | | Oil & Gas Operator | Jun 2024 |
| 21975 | Pennington Operating Company, LLC | | Oil & Gas Operator | Jul 2020 |
| 21976 | Pennington Refining LLC | Grand Prairie, TX 75051 | Oil Operator | Nov 2024 |
| 21977 | Pennington, W. L., Inc. | Wichita Falls, TX 76301 | Oil & Gas Operator | Jul 1996 |
| 21978 | Pennmark Resources Company | Edmond, OK 73013 | Oil & Gas Operator | Aug 2024 |
| 21979 | Penntex Petroleum Corporation | Austin, TX 78731 | Oil & Gas Operator | Nov 2024 |
| 21980 | Penntex Resources, L.P. | State College, PA 16803 | Oil & Gas Operator | Mar 2016 |
| 21981 | Penny, Ralph E. | White Plains, NY 10601 | Oil & Gas Operator | Jul 2023 |
| 21982 | Pennzenergy | Houston, TX 77252 | Oil & Gas Operator | Dec 1986 |
| 21983 | Pennzenergy Exp. & Prod., L.L.C. | Houston, TX 77210 | Oil & Gas Operator | Mar 2000 |
| 21984 | Pennzenergy Explor & Prod LLC | | Oil & Gas Operator | Dec 1999 |
| 21985 | Pennzenergy Exploration & Production LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Dec 2009 |
| 21986 | Pennzoil Company | Midland, TX 79710-0090 | Oil & Gas Operator | Mar 2000 |
| 21987 | Pennzoil E & P & M H Marr | | Oil & Gas Operator | Sep 1993 |
| 21988 | Pennzoil E & P Co - Arco | | Oil & Gas Operator | Dec 1993 |
| 21989 | Pennzoil E & P Co - Clark Oil | | Oil & Gas Operator | Apr 1980 |
| 21990 | Pennzoil E & P Co Et Al | | Oil & Gas Operator | Feb 1999 |
| 21991 | Pennzoil E & P Co-Sohio Et Al | | Oil & Gas Operator | Jul 1991 |
| 21992 | Pennzoil E & P Co-Sohio Petr | | Oil & Gas Operator | Feb 1999 |
| 21993 | Pennzoil Expl & Prod Co -TX | | Oil & Gas Operator | May 1993 |
| 21994 | Pennzoil Expl & Prod Co. -MS | | Oil Operator | Jan 1988 |
| 21995 | Pennzoil Explor & Prod Co | Houston, TX 77002 | Oil & Gas Operator | Mar 2000 |
| 21996 | Pennzoil Exploration & Production Co. | Carthage, TX 75633 | Oil & Gas Operator | Mar 2008 |
| 21997 | Pennzoil Petroleum Company | Houston, TX 77252 | Oil & Gas Operator | Nov 1999 |
| 21998 | Pennzoil Prod Co | Vienna, WV 26105-2141 | Oil & Gas Operator | Dec 2000 |
| 21999 | Pennzoil Producing Company | | Oil & Gas Operator | Oct 1992 |
| 22000 | Penroc Oil Corp. | Hobbs, NM 88241 | Oil & Gas Operator | Aug 2024 |