| Dean, J. H. O-11-66281 | Dean (Fusselman) | Cochran | 1 | 25K | 92 | Jan 1993 – Jul 2026 |
| Waller, C. J. Trust G-3-270956 | Iowa Colony (9050 Vicksburg) | Brazoria | 1 | 0 | 21.1K | Jun 2013 – Jul 2025 |
| Ocdc "UC" O-3-21850 | Echo (9910) | Orange | 1 | 12.8K | 46 | Jan 1993 – Aug 2023 |
| Hannah-Clare G-3-227591 | Iowa Colony (9700 Vicksburg) | Brazoria | 1 | 0 | 810K | Jan 2007 – Sep 2022 |
| Munson, George G-3-212152 | Baileys Prairie (Frio 10,500) | Brazoria | 1 | 0 | 1.25M | Aug 2005 – Sep 2022 |
| Griffith G-3-226427 | Blue Lake (11,000) | Brazoria | 1 | 0 | 8.14M | Jul 2006 – Sep 2022 |
| Banneyer G-3-228414 | Iowa Colony (9700 Vicksburg) | Brazoria | 1 | 0 | 713K | Mar 2007 – Sep 2022 |
| AE Marjorie Bailey G-3-280803 | Needville, South (Miocene 4100) | Fort Bend | 1 | 0 | 61.7K | May 2016 – Aug 2017 |
| Byrne-Giese G-3-182114 | Needville (Miocene 4200) | Fort Bend | 1 | 0 | 1.45M | Mar 2001 – Jul 2017 |
| Bintliff Properties O-3-24867 | Buffalo Camp, N (Frio 10;750) | Brazoria | 1 | 47.6K | 62.2K | Mar 2006 – Oct 2015 |
| Gann G-3-200919 | Wildcat | Brazoria | 1 | 0 | 68.5K | Mar 2004 – Aug 2015 |
| Fielder O-3-25044 | Stowell (Sullivan) | Jefferson | 1 | 71.9K | 201K | Apr 2007 – Jul 2013 |
| Clement Unit St O-3-24738 | Spruce (10900) | Chambers | 1 | 65K | 278K | Feb 2005 – May 2012 |
| Gerik Trust G-13-247239 | Newark, East (Barnett Shale) | Hill | 1 | 0 | 0 | May 2007 – May 2012 |
| Troy G-3-211452 | Anahuac, E. (F-16) | Chambers | 1 | 0 | 2.38M | Aug 2005 – May 2012 |
| Kahla G-3-217298 | Angelina (11,800) | Chambers | 1 | 0 | 5.01M | Mar 2006 – Mar 2012 |
| Medeguari G-3-211395 | Anahuac, E. (F-16) | Chambers | 1 | 0 | 755K | Aug 2005 – Feb 2012 |
| Crawford G-3-213571 | Iowa Colony (9700 Vicksburg) | Brazoria | 1 | 0 | 4.24M | Sep 2005 – Sep 2011 |
| Valdez O-3-24486 | Baileys Prairie (Frio -J- Sand) | Brazoria | 1 | 103K | 261K | Oct 2003 – Mar 2011 |
| White River G-3-203057 | Bobcat Run (Nodosaria) | Orange | 1 | 0 | 1.63M | Oct 2003 – Mar 2011 |
| Strunk A G-3-214806 | Baileys Prairie (McCarthy) | Brazoria | 1 | 0 | 562K | Oct 2005 – Mar 2011 |
| Armour G-3-205703 | McCrosky (2700) | Matagorda | 1 | 0 | 1.91M | Dec 2004 – Mar 2011 |
| Cain G-3-198078 | Goings Landing (Frio 7750) | Chambers | 1 | 0 | 622K | Sep 2003 – Feb 2011 |
| Browder G-8-111488 | Granbury, NE. (Marble Falls) | Hood | 1 | 0 | 38.5K | Jan 1993 – Feb 2011 |
| Graves G-13-236332 | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 161K | Aug 2007 – Jun 2010 |
| Box, Richard A. G-1-106431 | Magill (Ellenburger, Upper) | Williamson | 1 | 0 | 312K | Jan 1993 – Jun 2010 |
| Everidge, J. L. G-8-161594 | Granbury, NE. (Marble Falls) | Hood | 1 | 0 | 72.1K | Jan 1997 – Jun 2009 |
| Strunk G-3-199641 | Baileys Prairie (Frio 10,500) | Brazoria | 1 | 0 | 240K | Jan 2004 – Oct 2008 |
| Finley G-13-238792 | Newark, East (Barnett Shale) | Tarrant | 1 | 0 | 0 | Feb 2008 – Aug 2008 |
| Greer, Robert et AL G-5-254432 | Wildcat | McLennan | 1 | 0 | 0 | Apr 2008 – Jun 2008 |
| Fielder G-3-217821 | Stowell (Sullivan) | Jefferson | 1 | 0 | 370K | Feb 2006 – Oct 2007 |
| Mauboules Heirs G-3-182033 | Wildcat | Chambers | 1 | 0 | 0 | Jan 2001 – Aug 2002 |