| 19901 | Neuhoff Oil & Gas Corp. | | Oil & Gas Operator | Dec 1986 |
| 19902 | Neumann Oil & Gas, LLC | Bigfoot, TX 78005 | Oil Operator | Apr 2026 |
| 19903 | Neumann Ventures, Inc. | Cisco, TX 76437 | Oil Operator | Jan 2005 |
| 19904 | Neumann, Alfred | Bigfoot, TX 78005 | Oil & Gas Operator | Aug 2003 |
| 19905 | Neumin Production Company | Point Comfort, TX 77978 | Oil & Gas Operator | Apr 2026 |
| 19906 | Nev-Tex Oil & Gas, Inc. | Reno, NV 89504 | Oil & Gas Operator | Apr 2026 |
| 19907 | Nevada Oil, LLC | El Dorado, AR 71730 | Oil & Gas Operator | Jan 2025 |
| 19908 | Nevanen Energy, Inc. | | Oil & Gas Operator | Dec 2022 |
| 19909 | New & Brasher | | Oil Operator | Mar 1982 |
| 19910 | New & Brasher Operating | | Oil Operator | Oct 1984 |
| 19911 | New & Hughes Drilling Co. Inc. | | Oil Operator | Jun 1983 |
| 19912 | New Age Oil LLC | Hays, KS 67601 | Oil & Gas Operator | Dec 2025 |
| 19913 | New Arch Energy, LLC | Gruver, TX 79040 | Oil & Gas Operator | Apr 2026 |
| 19914 | New Atlantis II, LLC | Big Spring, TX 79721 | Oil & Gas Operator | Apr 2026 |
| 19915 | New Atlantis Oil & Expl., LLC | Big Spring, TX 79721 | Oil & Gas Operator | Feb 2012 |
| 19916 | New Beginning | Seguin, TX 78156 | Oil Operator | Jun 2016 |
| 19917 | New Bremen Corporation | Austin, TX 78701 | Oil & Gas Operator | Sep 1999 |
| 19918 | New Century Energy Inc | MC Donald, PA 15057-2163 | Oil & Gas Operator | Dec 2021 |
| 19919 | New Century Exploration, Inc. | Spring, TX 77379 | Oil & Gas Operator | Apr 2026 |
| 19920 | New Century Operating, LLC | Spring, TX 77379 | Oil Operator | Apr 2021 |
| 19921 | New Century Petroleum Corp | Oklahoma City, OK 73105 | Oil & Gas Operator | May 2013 |
| 19922 | New Chaparral Petroleum Inc. | | Oil & Gas Operator | Dec 2005 |
| 19923 | New Dominion LLC | Tulsa, OK 74119-3220 | Oil & Gas Operator | Feb 2026 |
| 19924 | New Donna Lee Oil Company | Bakersfield, CA 93308 | Oil & Gas Operator | Jul 2025 |
| 19925 | New Energy Corporation | Rancho Santa Fe, CA 92067-1990 | Oil & Gas Operator | Jul 2024 |
| 19926 | New Era International | Graham, TX 76450 | Oil & Gas Operator | Sep 2017 |
| 19927 | New Era Oil/Preferred Energy | | Oil & Gas Operator | Sep 1993 |
| 19928 | New Era Petroleum Inc | Sheridan, WY 82801 | Oil Operator | Feb 2026 |
| 19929 | New Generation Oil Inc | Russell, KS 67665 | Oil Operator | Feb 2002 |
| 19930 | New Gulf Operating LLC | Tulsa, OK 74133 | Oil Operator | Sep 2023 |
| 19931 | New Gulf Resources, LLC | Tulsa, OK 74133 | Oil & Gas Operator | May 2018 |
| 19932 | New Height Energy, LLC | Houston, TX 77063 | Oil & Gas Operator | Apr 2026 |
| 19933 | New Horizon Exploration, Inc. | Richardson, TX 75081 | Oil & Gas Operator | Jun 2006 |
| 19934 | New Horizon Investments LTD. | George West, TX 78022 | Oil & Gas Operator | Apr 2026 |
| 19935 | New Horizon Resources LLC | Houston, TX 77057 | Oil & Gas Operator | Apr 2026 |
| 19936 | New Lift Inc | Nowata, OK 74048-0245 | Oil & Gas Operator | Mar 2015 |
| 19937 | New London Oil I | | Oil Operator | Dec 1996 |
| 19938 | New London Oil Inc. | Houston, TX 77253 | Oil & Gas Operator | Aug 2002 |
| 19939 | New Millennium Resources, Inc. | | Oil & Gas Operator | Mar 2026 |
| 19940 | New Ora Oil, Inc. | | Oil Operator | Aug 1984 |
| 19941 | New Orleans Public Service Inc | | Oil Operator | Dec 1994 |
| 19942 | New River Energy Corporation | | Gas Operator | Dec 2017 |
| 19943 | New Source Oil & Gas, LLC | Victoria, TX 77903 | Oil & Gas Operator | Apr 2026 |
| 19944 | New Tex Oil Co | Hobbs, NM 88240 | Oil & Gas Operator | May 2016 |
| 19945 | New Voyage Enterprises LLC | San Antonio, TX 78278 | Oil Operator | Apr 2026 |
| 19946 | New Western Operating, LLC | Irvine, CA 92618 | Oil & Gas Operator | Dec 2019 |
| 19947 | New York Natural Gas Corp | Pittsburgh, PA 15222-1402 | Gas Operator | Dec 1990 |
| 19948 | New York Petroleum Corp. | | Oil & Gas Operator | Nov 1982 |
| 19949 | New-Lonamen | | Oil & Gas Operator | Dec 2008 |
| 19950 | New-Park, Inc. | | Oil Operator | Sep 1990 |
| 19951 | New-Tex Operating II, LLC | Dallas, TX 75201 | Oil & Gas Operator | Apr 2026 |
| 19952 | New-Tex Operating, LLC | Dallas, TX 75201 | Oil & Gas Operator | Apr 2026 |
| 19953 | Neward Corporation | FT. Worth, TX 76102 | Oil & Gas Operator | Dec 1997 |
| 19954 | Newark E&P Operating, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Jun 2017 |
| 19955 | Newark Energy LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2011 |
| 19956 | Newberry, Charles D Inc | Campbellsvlle, KY 42719 | Oil Operator | Apr 2026 |
| 19957 | Newbridge Resources, LLC | Houston, TX 77056 | Oil & Gas Operator | Dec 2025 |
| 19958 | Newcastle Oil & Gas Inc | | Oil Operator | Dec 1988 |
| 19959 | Newcastle Resources, LLC | Tyler, TX 75711 | Oil & Gas Operator | Aug 2015 |
| 19960 | Newco Inc | Oklahoma City, OK 73177 | Oil Operator | Aug 1999 |
| 19961 | Newco Oil And Gas, LLC | McKinney, TX 75070 | Oil Operator | Apr 2026 |
| 19962 | Newell Energy LTD | | Gas Operator | Nov 2021 |
| 19963 | Newell Oil And Gas LLC | Shawnee, OK 74801-5783 | Oil & Gas Operator | Feb 2026 |
| 19964 | Newfield Expl. Mid-Con. Inc | Tulsa, OK 74172 | Oil & Gas Operator | Jan 2015 |
| 19965 | Newfield Exploration Company | The Woodlands, TX 77380 | Oil & Gas Operator | Jun 2017 |
| 19966 | Newfield Exploration Mid-Continent, Inc | Tulsa, OK 74119 | Oil & Gas Operator | Apr 2011 |
| 19967 | Newfield Production Company | The Woodlands, TX 77380-2764 | Oil & Gas Operator | Jul 2022 |
| 19968 | Newgulf Petroleum, LLC | San Antonio, TX 78209 | Oil & Gas Operator | Sep 2017 |
| 19969 | Newhaven Operating Inc | | Oil & Gas Operator | Dec 1998 |
| 19970 | Newkumet Exploration, Inc. | Midland, TX 79702 | Oil & Gas Operator | Dec 2020 |
| 19971 | Newland Farm | Freedom, NY 14065 | Gas Operator | Dec 2024 |
| 19972 | Newland Oil Comp | | Oil Operator | Sep 1996 |
| 19973 | Newman & Scott | Duncan, OK 73534 | Oil & Gas Operator | Mar 2024 |
| 19974 | Newman Bros Drilling | | Oil & Gas Operator | Apr 2004 |
| 19975 | Newman Corporation | Harleton, TX 75651 | Oil & Gas Operator | Aug 2024 |
| 19976 | Newman Cubed, Inc. | Fort Worth, TX 76147 | Oil & Gas Operator | Apr 2026 |
| 19977 | Newman Operating Company | Freer, TX 78357 | Oil & Gas Operator | Jun 2021 |
| 19978 | Newman, John A. | Joplin, MO 64804 | Oil & Gas Operator | Jan 2001 |
| 19979 | Newmont Oil Company | | Oil & Gas Operator | Sep 1988 |
| 19980 | Newpark Drilling Fluids LLC | Clinton, OK 73601 | Oil Operator | Dec 2013 |
| 19981 | Newpark Environmental SVCS LLC | Lafayette, LA 70506 | Oil Operator | Jul 2014 |
| 19982 | Newpek, LLC | Irving, TX 75039 | Oil & Gas Operator | Sep 2016 |
| 19983 | Newport Gas Partners LLC | Gillette, WY 82716 | Oil & Gas Operator | Oct 2025 |
| 19984 | Newport Oil Corporation | Clearwater, FL 33755 | Oil & Gas Operator | Jul 2011 |
| 19985 | Newport Operating, LLC | Burkburnett, TX 76354 | Oil Operator | Apr 2026 |
| 19986 | Newport Operators, LLC | | Oil & Gas Operator | Jan 2019 |
| 19987 | Newstar Energy Of Texas L.L.C. | East Lansing, MI 48826 | Oil & Gas Operator | Mar 2008 |
| 19988 | Newstar Energy USA Inc | Thornville, OH 43076 | Oil & Gas Operator | Aug 2004 |
| 19989 | Newton Corp.,The | Dallas, TX 75251 | Oil & Gas Operator | Apr 2026 |
| 19990 | Newton Steve Drilling | Worland, WY 82401 | Oil Operator | Apr 2001 |
| 19991 | Newton, Richard R. | Wichita Falls, TX 76309 | Oil & Gas Operator | Nov 1996 |
| 19992 | Newton, W. F. | Conroe, TX 77305 | Oil & Gas Operator | Jun 1994 |
| 19993 | Newton, W. F. Estate Of | Conroe, TX 77305 | Oil & Gas Operator | Jan 2000 |
| 19994 | Newturn Oil Company | Houston, TX 77208 | Oil & Gas Operator | Jan 2004 |
| 19995 | Newwoods Petroleum LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Jan 2016 |
| 19996 | Nexco Inc | Oklahoma City, OK 73102-6801 | Oil & Gas Operator | Nov 2013 |
| 19997 | Nexen Oil And Gas U.S.A. Inc. | Calgary, AB T2P 5C1 | Oil & Gas Operator | Feb 2010 |
| 19998 | Nexen Petroleum U.S.A. Inc. | Houston, TX 77024 | Oil & Gas Operator | Jul 2012 |
| 19999 | Nexstreem Corporation | | Oil & Gas Operator | Dec 2020 |
| 20000 | Nextgen Petroleum LLC | Lubbock, TX 79407 | Oil Operator | Feb 2026 |