| Rosson, Vibora G-4-211442 | Slawson Exploration Company, Inc | White Point, East (2250) | San Patricio | 1 | 4 | 317K | May 2005 – May 2010 |
| Stendebach (WI) G-4-255631 | Slawson Exploration Company, Inc | Wade City (2600) | Jim Wells | 1 | 4 | 14.4K | Feb 2010 – Oct 2010 |
| Vibora Rosson G-4-191800 | Slawson Exploration Company, Inc | White Point, East (2400) | San Patricio | 1 | 3 | 324K | Jan 2003 – Aug 2007 |
| Apache-Kelley G-4-175115 | Slawson Exploration Company, Inc | Alfred, West (Het 2500) | Jim Wells | 1 | 3 | 154K | Oct 1999 – May 2002 |
| Freeborn-Floyd G-4-164051 | Slawson Exploration Company, Inc | Rowena (2370) | Jim Wells | 1 | 1 | 309K | Oct 1997 – Aug 1999 |
| Kickapoo-Shanks G-4-183715 | Slawson Exploration Company, Inc | Reynolds Ranch (Het Third) | Jim Wells | 1 | 1 | 19.8K | Sep 2001 – Apr 2002 |
| Stendebach (WI) G-4-182853 | Slawson Exploration Company, Inc | Wade City (2050) | Jim Wells | 1 | 1 | 289K | Apr 2001 – Feb 2008 |
| Floerke G-4-245453 | Slawson Exploration Company, Inc | Midway (2700) | San Patricio | 1 | 1 | 102K | Jan 2009 – Jan 2014 |
| Freeborn-Floyd G-4-165422 | Slawson Exploration Company, Inc | Rowena (2370) | Jim Wells | 1 | 1 | 48.3K | Apr 1998 – Feb 1999 |
| Strawbridge O-1-18544 | Slawson Exploration Company, Inc | Cherokee (Austin Chalk, Lo.) | Milam | 1 | 0 | 0 | — |
| Stanger Moody G-3-260158 | Slawson Exploration Company, Inc | Old Ocean E (F-20) | Brazoria | 1 | 0 | 0 | — |
| Woods G-3-265326 | Slawson Exploration Company, Inc | Wildcat | Burleson | 1 | 0 | 0 | — |
| Shaeffer Ranch -A- G-4-62845 | Slawson Exploration Company, Inc | Rowena, North (Marginulina) | Jim Wells | 1 | 0 | 0 | — |
| Campbell, J. Estate G-4-145940 | Slawson Exploration Company, Inc | Midway (2750) | San Patricio | 1 | 0 | 35.6K | Jul 1993 – Feb 1996 |
| Shaeffer Ranch G-4-146262 | Slawson Exploration Company, Inc | Rowena (4150) | Jim Wells | 1 | 0 | 120K | Jul 1993 – Feb 2004 |
| Freeborn-Floyd G-4-170552 | Slawson Exploration Company, Inc | Rowena (2370) | Jim Wells | 1 | 0 | 806K | Sep 1998 – May 2002 |
| Stendebach (WI) G-4-178952 | Slawson Exploration Company, Inc | Wade City (3400) | Jim Wells | 1 | 0 | 14.2K | Aug 2000 – Dec 2000 |
| Freeborn-Puma G-4-179285 | Slawson Exploration Company, Inc | Rowena (Hockley) | Jim Wells | 1 | 0 | 1.88K | Sep 2000 – Dec 2000 |
| Freeborn-Lynx G-4-179802 | Slawson Exploration Company, Inc | Rowena (Frio 4150) | Jim Wells | 1 | 0 | 82.1K | Sep 2000 – Jan 2012 |
| Seneca Straube Estates G-4-180400 | Slawson Exploration Company, Inc | Wade City (2050) | Jim Wells | 1 | 0 | 90.2K | Dec 2000 – Jun 2002 |
| Iroquois-Scott G-4-180465 | Slawson Exploration Company, Inc | Wade City (4500) | Jim Wells | 1 | 0 | 0 | — |
| Stendebach (WI) G-4-180487 | Slawson Exploration Company, Inc | Wade City (4250) | Jim Wells | 1 | 0 | 4.92K | Dec 2000 – Apr 2001 |
| Shaeffer Ranch G-4-187129 | Slawson Exploration Company, Inc | Rowena (Frio 4150) | Jim Wells | 1 | 0 | 0 | — |
| Kickapoo Shanks G-4-190246 | Slawson Exploration Company, Inc | Reynolds Ranch (2200) | Jim Wells | 1 | 0 | 64.6K | Apr 2002 – May 2003 |
| Freeborn-Floyd G-4-190443 | Slawson Exploration Company, Inc | Rowena (2370) | Jim Wells | 1 | 0 | 11.6K | Aug 2002 – Jan 2005 |
| Seneca-Scott G-4-190444 | Slawson Exploration Company, Inc | Wade City (2050) | Jim Wells | 1 | 0 | 226K | Aug 2002 – Apr 2008 |
| Flamenco Rachal G-4-191799 | Slawson Exploration Company, Inc | White Point, East (2550) | San Patricio | 1 | 0 | 83.3K | Mar 2003 – Jan 2004 |
| Aquila-Svadlenak G-4-191859 | Slawson Exploration Company, Inc | White Point, East (2400) | San Patricio | 1 | 0 | 59.8K | Apr 2003 – Apr 2005 |
| Straube Estates G-4-201057 | Slawson Exploration Company, Inc | Wade City (2050) | Jim Wells | 1 | 0 | 151K | Apr 2004 – Jan 2009 |
| Blackman-Hutto G-4-211265 | Slawson Exploration Company, Inc | White Point, E. (1850) | San Patricio | 1 | 0 | 275K | May 2005 – May 2011 |
| Schuster G-4-214723 | Slawson Exploration Company, Inc | Midway (2700) | San Patricio | 1 | 0 | 289K | Nov 2005 – Feb 2013 |
| McBride G-4-215131 | Slawson Exploration Company, Inc | Midway (2200) | San Patricio | 1 | 0 | 20.7K | Nov 2005 – Mar 2006 |
| Asbury G-4-220417 | Slawson Exploration Company, Inc | White Point, East (4000) | San Patricio | 1 | 0 | 41.1K | Jun 2006 – Jan 2007 |
| Schuster G-4-223275 | Slawson Exploration Company, Inc | Midway (2750) | San Patricio | 1 | 0 | 54.6K | Nov 2006 – Apr 2010 |
| Floerke G-4-224272 | Slawson Exploration Company, Inc | Midway (2750) | San Patricio | 1 | 0 | 73.6K | Nov 2006 – Dec 2008 |
| Asbury G-4-226253 | Slawson Exploration Company, Inc | White Point, East (2850) | San Patricio | 1 | 0 | 7.5K | Mar 2007 – May 2007 |
| Stendebach (WI) G-4-237373 | Slawson Exploration Company, Inc | Wade City (2700 Het. Gas) | Jim Wells | 1 | 0 | 63.4K | Feb 2008 – Jan 2010 |
| Bierstedt G-4-245800 | Slawson Exploration Company, Inc | Wildcat | Jim Wells | 1 | 0 | 0 | — |
| Bierstedt G-4-246609 | Slawson Exploration Company, Inc | Wade City (3370 Frio) | Jim Wells | 1 | 0 | 16.8K | Sep 2008 – Dec 2009 |
| Bierstedt G-4-255019 | Slawson Exploration Company, Inc | Wade City (2050) | Jim Wells | 1 | 0 | 4.74K | Jan 2010 – May 2010 |
| Rosson, Vibora G-4-256694 | Slawson Exploration Company, Inc | White Point, East (2120) | San Patricio | 1 | 0 | 61K | Jun 2010 – Jun 2012 |
| Stendebach (WI) G-4-258118 | Slawson Exploration Company, Inc | Wade City (2050) | Jim Wells | 1 | 0 | 0 | — |
| Freeborn-Puma G-4-258824 | Slawson Exploration Company, Inc | Rowena (Hockley) | Jim Wells | 1 | 0 | 102 | Oct 2010 – Feb 2011 |
| Freeborn Puma G-4-261356 | Slawson Exploration Company, Inc | Romero Trap (Pettus) | Jim Wells | 1 | 0 | 18.2K | Mar 2011 – Nov 2012 |
| Blackman-Hutto G-4-262173 | Slawson Exploration Company, Inc | White Point,e. (1710) | San Patricio | 1 | 0 | 602 | Jul 2011 – Jul 2011 |
| Freeborn-Ashley G-4-269067 | Slawson Exploration Company, Inc | Rowena (Frio 4150) | Jim Wells | 1 | 0 | 0 | — |
| Harold G-14-130265 | Slawson Exploration Company, Inc | Farnsworth, North (Morrow Upper) | Ochiltree | 1 | 0 | 265K | by Jan 1993 – Oct 2001 |
| Akers G-14-152759 | Slawson Exploration Company, Inc | Morgan (Morrow Lower) | Lipscomb | 1 | 0 | 627K | Dec 1994 – May 2011 |
| Winkelmann O-3-27336 | Slawson Exploration Company, Inc | Wildcat | — | 0 | 0 | 0 | — |
| Eastwood G-1-273924 | Slawson Exploration Company, Inc | Cherokee (Navarro) | Milam | 1 | 0 | 0 | — |