| Clements, George S. G-2-36014 | Cook, Leo D. only | Texana (6500 Frio) | — | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Clements, G. S. G-2-148054 | Cyber Enviro-Tech Inc only | Texana (5500, Lower) | Jackson | 1 | 0 | 708K | Oct 1993 – Jul 2026 |
| Clements, George S G-2-230681 | Pegasus Operating, Inc. only | Texana (6320) | Jackson | 1 | 0 | 550K | Jun 2007 – Jan 2022 |
| Clements, M. S. G-6-72495 | Natural Gas P/L Co of Amer LLC only | Lansing, North (Rodessa Young) | — | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Clements, V. A. G-6-72496 | Natural Gas P/L Co of Amer LLC only | Lansing, North (Rodessa Young) | — | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Clements, V. A. G-6-72501 | Natural Gas P/L Co of Amer LLC only | Lansing, North (Rodessa Young) | — | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Clements G.U. G-6-78008 | Tanos Exploration, LLC only | Lansing, North (Travis Peak) | Harrison | 1 | 0 | 471K | Jan 1993 – Jan 2011 |
| Clements Gas Unit No. 2 G-6-89743 | Amplify Energy Operating LLC only | Lansing, North (Travis Peak) | Harrison | 1 | 0 | 554K | Jan 1993 – May 2020 |
| Clements Gas Unit No. 2 G-6-116339 | Amplify Energy Operating LLC only | Lansing, North (Travis Peak) | Harrison | 1 | 0 | 86.1K | Jan 1993 – Aug 2021 |
| Clements, S.Q. et AL G-6-131750 | Diversified Production LLC only | Carthage (Travis Peak 6450) | Panola | 1 | 0 | 1.13M | Jan 1993 – Jul 2026 |
| Clements, V. A. "3" G-6-137875 | Natural Gas P/L Co of Amer LLC only | Lansing, North (Rodessa Young) | Harrison | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Clements, M. S. "2" G-6-137946 | Natural Gas P/L Co of Amer LLC only | Lansing, North (Rodessa Young) | Harrison | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Clements G-6-141807 | Stetson Petroleum Corp. only | Rodessa (Hill 5800) | Cass | 1 | 0 | 584K | Jan 1993 – Jul 2026 |
| Clements G-6-152303 | Seagull Energy E&P Inc. only | Gales (6500 Travis Peak) | Panola | 1 | 0 | 20.4K | Oct 1994 – Feb 2000 |
| Clements G-6-177338 | Sheridan Production Co III, LLC only | Carthage (Travis Peak 6820) | Panola | 1 | 0 | 371K | Feb 2000 – Apr 2023 |
| Clements Gas Unit No. 1 G-6-197338 | Buffco Production Inc. only | Lansing, North (Travis Peak) | Harrison | 1 | 0 | 707K | Jun 2003 – Jul 2026 |
| Clements Gas Unit No. 1 G-6-199959 | Buffco Production Inc. only | Lansing, North (Travis Peak) | Harrison | 1 | 0 | 475K | Nov 2003 – Jul 2026 |
| Clements Gas Unit No. 1 G-6-199962 | Buffco Production Inc. only | Lansing, North (Travis Peak) | Harrison | 1 | 0 | 517K | Dec 2003 – Jul 2026 |
| Clements, V. A. Jr. "B" G-6-202020 | Natural Gas P/L Co of Amer LLC only | Lansing, North (Rodessa Young) | Harrison | 1 | 0 | 0 | Feb 2004 – Jul 2026 |
| Clements, V. A. Jr. "A" G-6-202021 | Natural Gas P/L Co of Amer LLC only | Lansing, North (Rodessa Young) | Harrison | 1 | 0 | 0 | Feb 2004 – Jul 2026 |
| Clements, V. A. Jr G-6-202123 | Natural Gas P/L Co of Amer LLC only | Lansing, North (Rodessa Young) | Harrison | 1 | 0 | 0 | Oct 2003 – Jul 2026 |
| Clements, Mary G-6-202508 | Buffco Production Inc. only | Lansing, North (Travis Peak) | Harrison | 1 | 0 | 358K | Apr 2004 – Jul 2026 |
| Clements Gas Unit No. 1 G-6-203560 | Buffco Production Inc. only | Lansing, North (Travis Peak) | Harrison | 1 | 0 | 371K | May 2004 – Jul 2026 |
| Clements Gas Unit No. 1 G-6-204809 | Buffco Production Inc. only | Lansing, North (Travis Peak) | Harrison | 1 | 0 | 637K | Jul 2004 – Jul 2026 |
| Clements Gas Unit No. 1 G-6-210310 | Buffco Production Inc. only | Lansing, North (Travis Peak) | Harrison | 1 | 0 | 549K | Feb 2005 – Jul 2026 |
| Clements, Hally et AL G-6-215639 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 0 | 1.17M | Apr 2001 – Jul 2026 |
| Clements Gas Unit No. 1 G-6-222120 | Buffco Production Inc. only | Lansing, North (Travis Peak) | Harrison | 1 | 0 | 190K | Feb 2006 – Jul 2026 |
| Clements, Mary G-6-224195 | Buffco Production Inc. only | Lansing, N. (Cotton Valley, Lo.) | Harrison | 1 | 0 | 254K | Oct 2006 – Jul 2026 |
| Clements, V. A. Jr. "C" G-6-230849 | Natural Gas P/L Co of Amer LLC only | Lansing, North (Rodessa Young) | Harrison | 1 | 0 | 0 | May 2007 – Jul 2026 |
| Clements, V. A. Jr. "D" G-6-230850 | Natural Gas P/L Co of Amer LLC only | Lansing, North (Rodessa Young) | Harrison | 1 | 0 | 0 | Jun 2007 – Jul 2026 |
| Clements, V. A. Jr "C" G-6-230851 | Natural Gas P/L Co of Amer LLC only | Lansing, North (Rodessa Young) | Harrison | 1 | 0 | 0 | May 2007 – Jul 2026 |
| Clements Gas Unit No. 3 G-6-256415 | Eqv Operating LLC only | Lansing, N. (Cotton Valley, Lo.) | Harrison | 1 | 0 | 2.08M | Mar 2010 – Jul 2026 |
| Clements GU1 G-6-270466 | Eqv Operating LLC only | Lansing, N. (Cotton Valley, Lo.) | Harrison | 1 | 0 | 2.96M | May 2013 – Jul 2026 |
| Clements Energy - Vest Ranch 5 G-10-126949 | BPS Co. only | Hollijack (Strawn Detrital) | Winkler | 1 | 0 | 7.13K | Jan 1993 – Aug 1997 |
| Clements G-13-221875 | Upp Operating, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 789K | Mar 2006 – Jul 2026 |
| Clements G-13-222094 | Upp Operating, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 2.65M | Jul 2006 – Jul 2026 |
| Clements G-13-222097 | Upp Operating, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 2.96M | Aug 2006 – Jul 2026 |
| Clements G-13-222098 | Upp Operating, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 2.99M | Jul 2006 – Jul 2026 |
| Clements G-13-227258 | TEP Barnett USA, LLC only | Newark, East (Barnett Shale) | Tarrant | 1 | 0 | 1.64M | Feb 2007 – Jul 2026 |
| Clements G-13-227259 | TEP Barnett USA, LLC only | Newark, East (Barnett Shale) | Tarrant | 1 | 0 | 2.2M | Feb 2007 – Jul 2026 |
| Clements G-13-231482 | Upp Operating, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.54M | Apr 2007 – Jul 2026 |
| Clements G-13-231891 | Upp Operating, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.7M | Mar 2007 – Jul 2026 |
| Clements G-13-233117 | Upp Operating, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 2.84M | Mar 2007 – Jul 2026 |
| Clements, John F. G-13-240895 | Upp Operating, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.4M | Jun 2008 – Jul 2026 |
| Clements G-13-244075 | Upp Operating, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 2.59M | May 2008 – Jul 2026 |
| Clements G-13-246317 | Upp Operating, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.94M | May 2008 – Jul 2026 |
| Clements, John F. G-13-246345 | Upp Operating, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 2.1M | Jun 2008 – Jul 2026 |
| Clements G-13-248799 | Upp Operating, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 817K | Sep 2008 – Jul 2026 |
| Clements G-13-248801 | Upp Operating, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.46M | Sep 2008 – Jul 2026 |
| Clements G-13-248843 | Upp Operating, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.09M | Aug 2008 – Jul 2026 |