| 14901 | K M X Corporation Inc. | Pampa, TX 79066 | Oil & Gas Operator | Dec 2001 |
| 14902 | K Me Company, LLC | Kilgore, TX 75663 | Oil Operator | Apr 2024 |
| 14903 | K N Energy Inc | Lakewood, CO 80228 | Oil & Gas Operator | Nov 2000 |
| 14904 | K N Processing | | Gas Operator | Mar 1999 |
| 14905 | K N Trading Inc | Lakewood, CO 80228 | Oil Operator | Jan 2024 |
| 14906 | K O G Production LLC | | Oil & Gas Operator | Feb 2024 |
| 14907 | K Oil Company | Houston, TX 77005 | Oil & Gas Operator | Apr 2024 |
| 14908 | K P Kauffman Company Inc | Denver, CO 80203 | Oil & Gas Operator | Feb 2024 |
| 14909 | K Phil Fleetwood Oil Properties LLC | Marlow, OK 73055-0407 | Oil & Gas Operator | Feb 2024 |
| 14910 | K R M Petroleum | | Oil & Gas Operator | Jan 1990 |
| 14911 | K R S Expl., Inc. | | Oil Operator | Oct 2020 |
| 14912 | K R Well Technology, LLC | Dimmitt, TX 79027 | Oil Operator | Apr 2024 |
| 14913 | K S & S Oil Company Inc | Terral, TX 73569-5056 | Oil Operator | Feb 2024 |
| 14914 | K S Oil Company Inc | Norman, OK 73072-7480 | Oil & Gas Operator | Feb 2024 |
| 14915 | K W B Oil Property MGMT Inc | | Oil & Gas Operator | Jun 2000 |
| 14916 | K W Oil Well Service. Inc. | Chanute, KS 66720 | Oil Operator | Apr 2017 |
| 14917 | K Wilson Enterprises Inc. | | Oil Operator | Jan 2024 |
| 14918 | K&C Pump Truck, LLC | Graham, TX 76450 | Oil & Gas Operator | Dec 2018 |
| 14919 | K&M Resources LLC | Artesia, NM 88211 | Oil & Gas Operator | Feb 2024 |
| 14920 | K-3 Energy Corpo | | Oil Operator | May 1988 |
| 14921 | K-B Exploration Co. | Houston, TX 77057 | Oil & Gas Operator | Apr 2024 |
| 14922 | K-B Oil Company | Dallas, TX 75243 | Oil & Gas Operator | Dec 2020 |
| 14923 | K-B Oil Company, LLC | Dallas, TX 75243 | Oil & Gas Operator | Apr 2024 |
| 14924 | K-Bar Oil LLC | McPherson, KS 67460 | Oil Operator | Dec 2023 |
| 14925 | K-C Oil Co. | Luling, TX 78648 | Oil & Gas Operator | Jan 2013 |
| 14926 | K-D Operations | N Richlnd HLS, TX 76182 | Oil Operator | Apr 2024 |
| 14927 | K-M Oil Company, Inc. | Coleman, TX 76834 | Oil & Gas Operator | Apr 2024 |
| 14928 | K-Tel Petroleum | Englewood, CO 80111-4628 | Oil & Gas Operator | Sep 2007 |
| 14929 | K-Von Enterprises Inc | Tecumseh, OK 74873 | Oil & Gas Operator | Jan 1994 |
| 14930 | K-W Oil - Evans | | Oil Operator | Jan 1994 |
| 14931 | K. C. Crude, Inc. | Lenexa, KS 66215 | Oil & Gas Operator | Dec 2000 |
| 14932 | K. D. Lankford, Jr & L&N DRLG Co | | Gas Operator | Dec 2010 |
| 14933 | K. D. Lankford, Jr., Et Al | | Gas Operator | Dec 2010 |
| 14934 | K. D. Operating LLC. | Wichita Falls, TX 76308 | Oil Operator | Apr 2024 |
| 14935 | K. F. Operating Company | Burkburnett, TX 76354 | Oil & Gas Operator | Mar 2008 |
| 14936 | K. G. H. Enterprises | | Oil Operator | Dec 2003 |
| 14937 | K. J. Enterprises LLC | | Oil Operator | Dec 2001 |
| 14938 | K. O. C. Corporation | Sherman, TX 75091 | Oil & Gas Operator | Apr 2024 |
| 14939 | K. Petroleum, Inc. | Gahanna, OH 43230 | Oil & Gas Operator | Dec 2023 |
| 14940 | K. Stewart Petroleum Corporation | Oklahoma City, OK 73103 | Oil & Gas Operator | Jun 2001 |
| 14941 | K.A. Barnes Oil & Gas Oper, LLC | Somerset, TX 78069 | Oil Operator | Apr 2024 |
| 14942 | K.C. Development, Inc. | Marion, KS 66861 | Oil Operator | Mar 2009 |
| 14943 | K.C. Energy | Kansas City, MO 64111 | Oil Operator | Apr 1986 |
| 14944 | K.C. Operations | | Oil Operator | Oct 2023 |
| 14945 | K.E. Snyder Co., LLC | Hamilton, KS 66853 | Oil Operator | Dec 2023 |
| 14946 | K.J.S. Oil | | Oil & Gas Operator | Dec 2023 |
| 14947 | K.M.A. Operating, Inc. | Graham, TX 76450 | Oil & Gas Operator | Aug 2003 |
| 14948 | K.W.A., Inc. | Midland, TX 79702 | Oil & Gas Operator | Apr 2024 |
| 14949 | K.W.S. Oil Development | Chanute, KS 66720 | Oil Operator | May 2004 |
| 14950 | K2 America Corporation | Calgary, AB T3P 3S8 | Oil & Gas Operator | Nov 2017 |
| 14951 | K2 Petroleum, Inc. | San Antonio, TX 78239 | Oil & Gas Operator | Apr 2024 |
| 14952 | K3 Oil & Gas Operating Company | Spring, TX 77383 | Oil & Gas Operator | Nov 2023 |
| 14953 | K3 Productions LLC | Austin, TX 78746 | Oil & Gas Operator | Apr 2024 |
| 14954 | K9 Energy Operating LLC | Mason, TX 76856 | Oil Operator | Apr 2024 |
| 14955 | Ka Energy Op Co. LLC | Oakland, CA 94605 | Oil & Gas Operator | Oct 2021 |
| 14956 | Ka Tex Energies, Inc. | Iola, TX 77861 | Oil & Gas Operator | May 1999 |
| 14957 | Ka-Lyn Oil & Gas, Inc. | | Oil & Gas Operator | Jul 1990 |
| 14958 | Kabco Oil & Gas Company | Longview, TX 75604 | Oil & Gas Operator | Jun 2018 |
| 14959 | Kabco Production | | Oil & Gas Operator | Sep 1999 |
| 14960 | Kabco-Pennington | | Oil & Gas Operator | Oct 1996 |
| 14961 | Kachina Exploration Inc | Cheyenne, WY 82003 | Oil & Gas Operator | Jul 2000 |
| 14962 | Kachina Oil & Gas Inc. | Austin, TX 78766 | Oil & Gas Operator | Jul 2002 |
| 14963 | Kachina Oil Comp | | Oil & Gas Operator | Jan 1988 |
| 14964 | Kadane & Sons | | Oil & Gas Operator | May 1978 |
| 14965 | Kadane Corporation | Dallas, TX 75205 | Oil & Gas Operator | Apr 2024 |
| 14966 | Kadane Oil Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Apr 1998 |
| 14967 | Kahan & Assoc In | | Oil Operator | Dec 1996 |
| 14968 | Kahan And Associates, Inc | Tulsa, OK 74170 | Oil & Gas Operator | Jan 2024 |
| 14969 | Kahan Louis | Tulsa, OK 74101 | Oil & Gas Operator | May 1994 |
| 14970 | Kahlenberg Oil And Gas LLC | Conroe, TX 77304 | Oil Operator | Apr 2024 |
| 14971 | Kahn George Operating Co | Seminole, OK 74818 | Oil & Gas Operator | Nov 2000 |
| 14972 | Kaico Petroleum, L.L.C. | Argyle, TX 76226 | Oil Operator | Oct 2018 |
| 14973 | Kain Petroleum, LLC | Pearsall, TX 78061 | Oil & Gas Operator | Apr 2024 |
| 14974 | Kainz, David R. | Ottawa, KS 66067 | Oil Operator | Aug 2009 |
| 14975 | Kaiser Aluminum Exploration Co | | Oil & Gas Operator | Dec 1986 |
| 14976 | Kaiser Energy Inc | Denver, CO 80202 | Oil & Gas Operator | Dec 1990 |
| 14977 | Kaiser Farms | Edmond, OK 73025-9489 | Oil & Gas Operator | Jan 2024 |
| 14978 | Kaiser Investments | Sand Springs, OK 74063 | Oil & Gas Operator | Sep 2003 |
| 14979 | Kaiser Oil (U.S.) LTD. | | Oil & Gas Operator | Apr 1983 |
| 14980 | Kaiser Operating, LLC | | Oil & Gas Operator | Jan 2024 |
| 14981 | Kaiser-Francis O | | Oil & Gas Operator | Oct 1995 |
| 14982 | Kaiser-Francis Oil | | Oil Operator | Nov 1995 |
| 14983 | Kaiser-Francis Oil Company | Tulsa, OK 74121 | Oil & Gas Operator | Apr 2024 |
| 14984 | Kal Energy Inc | Oklahoma City, OK 73116-3606 | Oil Operator | Nov 2014 |
| 14985 | Kal Oil Operations | | Oil Operator | Oct 2023 |
| 14986 | Kala Oil Company | Sundown, TX 79372 | Oil & Gas Operator | Apr 2024 |
| 14987 | Kalda Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Dec 1994 |
| 14988 | Kaler Energy Corp. | Boerne, TX 78006 | Oil & Gas Operator | Apr 2024 |
| 14989 | Kaler Oil Company | Gainesville, TX 76240 | Oil & Gas Operator | Dec 2023 |
| 14990 | Kalkaska Oilfield Services Inc | | Oil Operator | Aug 2006 |
| 14991 | Kalkman Oil Corporation | Duncan, OK 73533 | Oil & Gas Operator | Jan 2024 |
| 14992 | Kalos Corporation | Tyler, TX 75701 | Oil & Gas Operator | Apr 2024 |
| 14993 | Kamc Oil & Gas LLC | Queen Creek, AZ 85142 | Oil Operator | Jan 2011 |
| 14994 | Kamco Hot Oil Service Inc | Cement, OK 73017-0115 | Oil & Gas Operator | Feb 2024 |
| 14995 | Kamco Limited | Salt Lake City, UT 84105 | Oil Operator | Sep 2016 |
| 14996 | Kamlok Oil & Gas, Inc. | Houston, TX 77240 | Oil & Gas Operator | Jun 1996 |
| 14997 | Kamlok, Inc. | | Oil Operator | Nov 1991 |
| 14998 | Kammer, Walter A. | Holland, NY 14080 | Gas Operator | Dec 2022 |
| 14999 | Kampresco Energy, LLC | Wichita Falls, TX 76308 | Oil & Gas Operator | Apr 2024 |
| 15000 | Kan-Cal Enterpri | | Oil Operator | Dec 1988 |