| Gee, H. W. G-4-141429 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 925K | by Jan 1993 – Aug 2026 |
| Ingram, Donald G-4-142513 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 415K | by Jan 1993 – Aug 2026 |
| Wardner, G. P. G-4-143748 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Kleberg | 1 | 0 | 718K | by Jan 1993 – Jan 2026 |
| Texon Royalty Co. -B- G-4-144551 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 0 | — |
| Wardner, G.P. G-4-149062 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Nueces | 1 | 0 | 2.45M | Apr 1994 – Aug 2026 |
| Wardner, G. P. G-4-150044 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Nueces | 1 | 0 | 432K | May 1994 – Aug 2026 |
| Driscoll, Clara G-4-150185 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 986K | Jun 1994 – Aug 2021 |
| Sponberg, J. O. G-4-150231 | Urban Oil & Gas Group, LLC | Agua Dulce (Sponberg-Gas) | Nueces | 1 | 0 | 155K | Jun 1994 – Oct 1997 |
| Wardner, G. P. G-4-150534 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Jim Wells | 1 | 0 | 485K | Jul 1994 – Apr 2023 |
| Rivers, M. L. "A" G-4-150852 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 2.36M | May 1994 – Aug 2026 |
| Ingram, J.C. G-4-151032 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 13.9K | Aug 1994 – Oct 1997 |
| Texon Royalty "B" G-4-152424 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 631K | Nov 1994 – Aug 2026 |
| Sponberg, J.O. G-4-152517 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 2.1M | Dec 1994 – Aug 2026 |
| Elliff, J. S. et Al G-4-153156 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 1.91M | Jan 1995 – Aug 2026 |
| Sponberg, J. O. G-4-159537 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 200 | Jan 1997 – Jan 1997 |
| Wardner, G. P. G-4-161308 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Nueces | 1 | 0 | 447K | Jan 1997 – Aug 2026 |
| Dryden, J.W. G-4-172733 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Nueces | 1 | 0 | 250K | Mar 1999 – Apr 2023 |
| Austin, Helen P. G-4-176653 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 179K | Feb 2000 – Mar 2007 |
| Driscoll, Clara G-4-178030 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 745 | Mar 2000 – Feb 2008 |
| Keese G-4-181646 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Nueces | 1 | 0 | 219K | Apr 2001 – Aug 2026 |
| Sponberg, J. O. G-4-182839 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 238K | Apr 2001 – Aug 2026 |
| Wofford, Bush G-4-184804 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 212K | Jul 2001 – Feb 2005 |
| Wardner, G. P. G-4-189665 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Nueces | 1 | 0 | 130K | Jul 2002 – Aug 2026 |
| Wardner, G. P. G-4-197027 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Nueces | 1 | 0 | 1.23M | Aug 2003 – Aug 2026 |
| Gruene, O. A. G-4-199275 | Urban Oil & Gas Group, LLC | Stratton (G-29-3) | Nueces | 1 | 0 | 67.3K | Nov 2003 – Aug 2026 |
| Wardner, G. P. G-4-201235 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Nueces | 1 | 0 | 541K | Jul 2004 – May 2024 |
| Butts, J. B. G-4-203516 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Nueces | 1 | 0 | 112K | Aug 2006 – Aug 2026 |
| Elliff, J. S. et Al G-4-204568 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 898K | Sep 2004 – Aug 2026 |
| Wardner G.P. G-4-205610 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Nueces | 1 | 0 | 744K | Nov 2004 – Aug 2026 |
| Wardner, G. P. G-4-205656 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Nueces | 1 | 0 | 295K | Nov 2004 – Aug 2026 |
| Wardner G.P. G-4-205956 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Jim Wells | 1 | 0 | 1.44M | Nov 2004 – Aug 2026 |
| Wardner, G.P. G-4-206459 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Jim Wells | 1 | 0 | 1.57M | Nov 2004 – Aug 2026 |
| Elliff, J. S. et Al G-4-206920 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 1.09M | Sep 2004 – Aug 2026 |
| Wardner G.P. G-4-208753 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Nueces | 1 | 0 | 550K | Feb 2005 – Aug 2026 |
| Elliff, J. S. et Al G-4-208790 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 686K | Mar 2005 – Aug 2026 |
| Texon Royalty G-4-209063 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Nueces | 1 | 0 | 367K | Mar 2005 – Aug 2026 |
| Texon Royalty G-4-209193 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Nueces | 1 | 0 | 838K | Mar 2005 – Aug 2026 |
| Sajslb A G-4-215742 | Urban Oil & Gas Group, LLC | Agua Dulce (5790) | Nueces | 1 | 0 | 526K | Jan 2005 – Aug 2026 |
| Wardner, G. P. G-4-219644 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Nueces | 1 | 0 | 378K | Apr 2006 – Aug 2026 |
| Wardner, G.P. G-4-208217 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Nueces | 1 | 0 | 1.2M | Jan 2005 – Aug 2026 |
| McFaddin 'A' G-2-193221 | Urban Oil & Gas Group, LLC | Kay Creek (1950) | Victoria | 1 | 0 | 151K | Feb 2003 – Apr 2022 |
| McFaddin 'A' G-2-194145 | Urban Oil & Gas Group, LLC | Kay Creek (1750) | Victoria | 1 | 0 | 184K | Mar 2003 – Jun 2012 |
| McFaddin "A" G-2-218446 | Urban Oil & Gas Group, LLC | Kay Creek (1750) | Victoria | 1 | 0 | 151K | Nov 2005 – Apr 2022 |
| McFaddin, J.A. "A" G-2-225876 | Urban Oil & Gas Group, LLC | McFaddin (5600) | Victoria | 1 | 0 | 11.1K | Jan 2007 – May 2007 |
| Purl G-4-8853 | Urban Oil & Gas Group, LLC | Agua Dulce (Comstock, Upper) | Nueces | 1 | 0 | 0 | — |
| Ingram, J. C. G-4-8915 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 94.6K | Sep 1999 – May 2007 |
| Driscoll G-4-9081 | Urban Oil & Gas Group, LLC | Agua Dulce (Vicksburg Consl.) | Nueces | 1 | 0 | 289K | by Jan 1993 – Nov 2005 |
| Wardner, G. P. G-4-13531 | Urban Oil & Gas Group, LLC | Stratton (Consolidated) | Nueces | 1 | 0 | 0 | — |
| Driscoll, Clara G-4-68502 | Urban Oil & Gas Group, LLC | Agua Dulce (Vicksburg Consl.) | Nueces | 1 | 0 | 1.02M | by Jan 1993 – Feb 2022 |
| Austin, Helen P. G-4-72928 | Urban Oil & Gas Group, LLC | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 8.95K | by Jan 1993 – Feb 1995 |