| 6901 | Crescent Energy Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | Oct 2025 |
| 6902 | Crescent Exploration Company | Austin, TX 78767 | Oil & Gas Operator | Aug 1995 |
| 6903 | Crescent Exploration, LLC | Edmond, OK 73013 | Oil & Gas Operator | Mar 2015 |
| 6904 | Crescent Oil & Gas | Decatur, TX 76234 | Gas Operator | Dec 1999 |
| 6905 | Crescent Pass Energy, LLC | Houston, TX 77070 | Oil & Gas Operator | Dec 2025 |
| 6906 | Crescent Point Energy Us Corp | Denver, CO 80202 | Oil & Gas Operator | Apr 2024 |
| 6907 | Creslenn Oil Co | | Oil & Gas Operator | Nov 1998 |
| 6908 | Crest Oil & Gas Management Corp. | | Oil & Gas Operator | Sep 2025 |
| 6909 | Crest Oil Corp | | Gas Operator | Dec 1983 |
| 6910 | Crest Operating Company | Houston, TX 77042 | Oil & Gas Operator | Dec 2025 |
| 6911 | Crest Petr Inc | Rose Hill, KS 67133 | Oil Operator | Jun 2000 |
| 6912 | Crest Petroleum | Newark, OH 43055 | Oil & Gas Operator | Nov 1993 |
| 6913 | Crest Petroleum, LLC | Wichita Falls, TX 76301 | Oil & Gas Operator | Dec 2025 |
| 6914 | Crest Resources & Expl. Corp. | Houston, TX 77079 | Oil & Gas Operator | Dec 1998 |
| 6915 | Crest Resources Inc | Tulsa, OK 74103 | Oil & Gas Operator | Dec 2025 |
| 6916 | Crestmont Operating LLC | New York, NY 10151 | Oil Operator | Dec 2025 |
| 6917 | Creston Oil Corporation | Jacksonville, FL 32225 | Oil & Gas Operator | Dec 2021 |
| 6918 | Creston Petroleum Corp. | Dallas, TX 75380 | Oil & Gas Operator | Dec 2025 |
| 6919 | Crestone Peak Resources Operating LLC | | Oil & Gas Operator | Sep 2025 |
| 6920 | Crestridge DRLG. & Prod.Co.,LLC | Midland, TX 79702 | Oil & Gas Operator | Sep 2023 |
| 6921 | Creswell, Chris | Graham, TX 76450 | Oil & Gas Operator | Dec 2025 |
| 6922 | Creswell, R.G. | Graham, TX 76450 | Oil & Gas Operator | Feb 2013 |
| 6923 | Crew B Operating, LLC | Okmulgee, OK 74447 | Oil Operator | Sep 2025 |
| 6924 | Crey Oil & Gas LLC | Sundown, TX 79372 | Oil Operator | Dec 2025 |
| 6925 | CRG Properties LTD. | | Oil & Gas Operator | Dec 2013 |
| 6926 | Cricket Enterprises Corporation | Nowata, OK 74048-9683 | Oil & Gas Operator | Mar 2015 |
| 6927 | Cricket Petroleum | Tulsa, OK 74146 | Oil & Gas Operator | Dec 2016 |
| 6928 | Criger Oil Compa | | Oil Operator | Sep 1992 |
| 6929 | Crimson Energy Company, LC | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2004 |
| 6930 | Crimson Energy Partners IV, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Jun 2023 |
| 6931 | Crimson Energy Partners, L.P. | Fort Worth, TX 76102 | Oil & Gas Operator | Jun 2009 |
| 6932 | Crimson Energy PTNRS III, L.L.C. | Fort Worth, TX 76102 | Oil & Gas Operator | Jul 2023 |
| 6933 | Crimson Explor Operating, Inc. | | Oil & Gas Operator | Dec 2009 |
| 6934 | Crimson Exploration Inc. | Houston, TX 77060 | Oil & Gas Operator | Apr 2006 |
| 6935 | Crimson Exploration Oper., Inc. | Houston, TX 77002 | Oil & Gas Operator | Dec 2019 |
| 6936 | Crimson Resource Management Corp. | | Oil & Gas Operator | Oct 2025 |
| 6937 | Crimson Resources, LLC | Tulsa, OK 74133 | Oil Operator | Jul 2007 |
| 6938 | Cris Oil | | Oil Operator | May 2025 |
| 6939 | Crisis Oil Co., Inc. | Dallas, TX 75252 | Oil & Gas Operator | Jun 1995 |
| 6940 | Crissinger Robert A Inc | Strongsville, OH 44136 | Oil & Gas Operator | Dec 2003 |
| 6941 | Criswell E. White | | Gas Operator | Jun 2015 |
| 6942 | Criswell Energy LLC | Montezuma, IA 50171-8500 | Oil & Gas Operator | Oct 2022 |
| 6943 | Criteria Petrole | | Oil Operator | Sep 1996 |
| 6944 | Criterion Energy, Limited | Austin, TX 78737 | Gas Operator | Jan 2003 |
| 6945 | CRJ Bond Operations, LLC | Graham, TX 76450 | Oil Operator | Dec 2025 |
| 6946 | CRM Energy Partners | | Oil & Gas Operator | Aug 2025 |
| 6947 | CRM Energy, Inc. | Oklahoma City, OK 73101 | Oil & Gas Operator | Dec 2025 |
| 6948 | Crocker Oil Company | Windthorst, TX 76389 | Oil & Gas Operator | Aug 1999 |
| 6949 | Crockett Oil And Gas, Inc. | Sharon, KS 67138 | Oil & Gas Operator | Jun 2006 |
| 6950 | Crockett Operating, LLC | Arlington, TX 76017 | Oil & Gas Operator | Dec 2025 |
| 6951 | Crockett Operting, LLC | Arlington, TX 76013 | Oil & Gas Operator | Oct 2020 |
| 6952 | Croft Petroleum Co. | Cut Bank, MT 59427 | Oil & Gas Operator | Dec 2022 |
| 6953 | Croker, Danny | Wichita Falls, TX 76302 | Oil & Gas Operator | Dec 2025 |
| 6954 | Cromeens Petroleum, Inc. | Mineral Wells, TX 76067 | Oil & Gas Operator | Sep 1996 |
| 6955 | Cromer Carroll Oil & Gas LLC | Kalispell, MT 59901 | Oil & Gas Operator | Sep 2025 |
| 6956 | Crone Oil Company | Gruver, TX 79040 | Oil & Gas Operator | Dec 2025 |
| 6957 | Cronus Exploration Co LLC | | Oil & Gas Operator | Oct 2025 |
| 6958 | Crooch John | Okmulgee, OK 74447 | Oil Operator | Sep 2025 |
| 6959 | Crook-Woodlin Expl.,Inc. | | Oil Operator | Feb 1988 |
| 6960 | Crosbys Creek Oil & Gas, LLC | Ridgeland, MS 39157 | Oil & Gas Operator | Sep 2025 |
| 6961 | Cross And Cross | Overland Park, KS 66214 | Oil Operator | Sep 1997 |
| 6962 | Cross Bar Energy, LLC | Wichita, KS 67206 | Oil Operator | Jun 2025 |
| 6963 | Cross Bar Petrol | | Oil Operator | Aug 1995 |
| 6964 | Cross Bar Petroleum, Inc. | Wichita, KS 67205 | Oil & Gas Operator | Jun 2016 |
| 6965 | Cross Border Resources, Inc. | Dallas, TX 75235 | Oil & Gas Operator | Jan 2022 |
| 6966 | Cross Creek Corporation | Duncan, OK 73534 | Oil & Gas Operator | Mar 1999 |
| 6967 | Cross Creek Energy LLC | Houston, TX 77074 | Oil & Gas Operator | Aug 2013 |
| 6968 | Cross Cut Petroleum, LLC | Abilene, TX 79602 | Oil Operator | Dec 2025 |
| 6969 | Cross Development Co. | | Oil Operator | Dec 1989 |
| 6970 | Cross Development-MMHS PRTSHP. | | Oil Operator | May 1987 |
| 6971 | Cross Development1984-1 PRTSHP | | Oil & Gas Operator | Sep 1990 |
| 6972 | Cross Don | Cushing, OK 74023-6316 | Oil & Gas Operator | Feb 2022 |
| 6973 | Cross Timbers Energy, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2025 |
| 6974 | Cross Timbers Oil Company | Dallas, TX 75284 | Oil & Gas Operator | May 2013 |
| 6975 | Cross Timbers Op | | Oil & Gas Operator | Nov 1996 |
| 6976 | Cross Timbers Operating Company | Fort Worth, TX 76102 | Oil & Gas Operator | Jun 2025 |
| 6977 | Cross Timbers Production Co | Oklahoma City, OK 73102-5605 | Oil & Gas Operator | Mar 2005 |
| 6978 | Cross Winds Oil & Gas, LLC | Gruver, TX 79040 | Gas Operator | Dec 2025 |
| 6979 | Cross, Don E | | Oil & Gas Operator | Jan 2013 |
| 6980 | Crossbow Resources, LLC | Graham, TX 76450 | Oil & Gas Operator | Dec 2025 |
| 6981 | Crossfield Larry | | Oil & Gas Operator | Sep 1993 |
| 6982 | Crossfoot Operating, LLC | Houston, TX 77227 | Oil & Gas Operator | Dec 2025 |
| 6983 | Crossing Rocks Energy, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2018 |
| 6984 | Crossland Oil & Gas | Dallas, TX 75205 | Oil & Gas Operator | Aug 1994 |
| 6985 | Crossley, Patricia J. | Kennedy, NY 14747 | Gas Operator | Dec 2024 |
| 6986 | Crosspoint Energy Company | Dallas, TX 75205 | Oil & Gas Operator | Oct 2007 |
| 6987 | Crossroads Energy Development, LLC | | Oil Operator | Mar 2018 |
| 6988 | Crossroads Energy L.P. | Houston, TX 77064 | Oil & Gas Operator | Jun 2011 |
| 6989 | Crossroads Energy Partners, LLC | Houston, TX 77070 | Oil & Gas Operator | Mar 2018 |
| 6990 | Crossroads Mineral Prod., L.L.C. | Seguin, TX 78155 | Oil Operator | Dec 2025 |
| 6991 | Crossroads Operating, LLC | Midland, TX 79705 | Oil & Gas Operator | Dec 2025 |
| 6992 | Crossroads Petroleum L.L.C. | San Benito, TX 78586 | Oil & Gas Operator | Dec 2025 |
| 6993 | Crossroads Vacuum & Weld. Serv. | Luling, TX 78648 | Oil Operator | Mar 2010 |
| 6994 | Crosstex Lig, LLC | | Oil Operator | Mar 2014 |
| 6995 | Crosstex Processing SVCS, LLC | | Oil Operator | Mar 2014 |
| 6996 | Crosstex Services, L.L.C. | Tuscola, TX 79562 | Oil Operator | Dec 2025 |
| 6997 | Crosstex Treating Services, L.P. | | Oil Operator | Sep 2009 |
| 6998 | Crouch Petroleum Company | Amarillo, TX 79110 | Oil & Gas Operator | Mar 2015 |
| 6999 | Crouch, Eugene Louis | Lockhart, TX 78644 | Oil & Gas Operator | Apr 1999 |
| 7000 | Crow Creek Operating Co II LLC | Houston, TX 77252 | Oil & Gas Operator | Jul 2011 |