| Rapp Ranch G-2-270547 | Welder Exploration & Prod., Inc. | Mt. Lucas (Hockley, Up.) | Live Oak | 1 | 42 | 9.18K | May 2013 – Nov 2014 |
| Davis, Nona Berry G-2-252948 | Welder Exploration & Prod., Inc. | Yougeen (Vicksburg 3700) | Bee | 1 | 36 | 39.2K | Aug 2009 – Jun 2015 |
| Young G-2-256248 | Welder Exploration & Prod., Inc. | Wildcat | Bee | 1 | 29 | 32 | May 2010 – May 2010 |
| McKinney, F. G. Estate G-2-177525 | Welder Exploration & Prod., Inc. | Poesta Creek, N. (Hockley) | Bee | 1 | 28 | 9.17K | Nov 1999 – Nov 2000 |
| Moos, H. E. & H. A., -C- O-4-5337 | Welder Exploration & Prod., Inc. | La Huerta, NW. (New Years) | Duval | 1 | 13 | 7 | by Jan 1993 – Sep 1994 |
| Hall G-2-193266 | Welder Exploration & Prod., Inc. | Beeville (3700) | Bee | 1 | 10 | 115K | Dec 2002 – Feb 2004 |
| Taylor G-2-191668 | Welder Exploration & Prod., Inc. | Goliad, North (2325) | Goliad | 1 | 5 | 227K | Jun 2002 – Mar 2005 |
| Moscatelli G-2-207665 | Welder Exploration & Prod., Inc. | Goliad, N. (3250) | Goliad | 1 | 4 | 87.5K | Sep 2004 – Aug 2005 |
| Pettus G-2-182079 | Welder Exploration & Prod., Inc. | Sitton (3400) | Goliad | 1 | 3 | 91.6K | Mar 2001 – Feb 2006 |
| Lyons, Annie Lee O-2-1932 | Welder Exploration & Prod., Inc. | Burnell (Reklaw) | Karnes | 6 | 3 | 30 | Mar 2003 – May 2003 |
| Wicker, E. H. G-2-180888 | Welder Exploration & Prod., Inc. | Georgie Heard (3700) | Bee | 1 | 2 | 11.9K | May 2000 – Feb 2002 |
| Pettus G-2-179372 | Welder Exploration & Prod., Inc. | Sitton (3400) | Goliad | 1 | 1 | 101K | Aug 2000 – Jul 2001 |
| Clip Weber Gas Unit G-2-189309 | Welder Exploration & Prod., Inc. | Clip (2300 FT Sand) | Goliad | 1 | 1 | 190K | Jan 2002 – Aug 2009 |
| Cisco G-2-241968 | Welder Exploration & Prod., Inc. | Burnell, South (1000) | Bee | 1 | 0 | 7.72K | Oct 2008 – Aug 2009 |
| Davis, Nona Berry G-2-248476 | Welder Exploration & Prod., Inc. | Yougeen | Bee | 1 | 0 | 42.9K | Mar 2009 – Jul 2010 |
| Spielhagen G-2-198443 | Welder Exploration & Prod., Inc. | Burnell, South (1000) | Bee | 1 | 0 | 232K | Jul 2003 – Nov 2008 |
| Pettus B G-2-198390 | Welder Exploration & Prod., Inc. | Hordes Creek (Yegua #3) | Goliad | 1 | 0 | 38K | Mar 2003 – Nov 2003 |
| Spielhagen G-2-195743 | Welder Exploration & Prod., Inc. | Burnell, South (1000) | Karnes | 1 | 0 | 49.1K | Apr 2003 – Dec 2003 |
| Cisco G-2-194665 | Welder Exploration & Prod., Inc. | Burnell, South (1000) | Karnes | 1 | 0 | 64.5K | Apr 2003 – Feb 2004 |
| Mabray G-2-255711 | Welder Exploration & Prod., Inc. | Yougeen (5500) | Bee | 1 | 0 | 0 | — |
| Goodman G-2-255823 | Welder Exploration & Prod., Inc. | Yougeen (Hockley 4500) | Bee | 1 | 0 | 0 | — |
| O'Brien, J. M. III G-2-194186 | Welder Exploration & Prod., Inc. | Murphy Sisters (Frio 3300) | Bee | 1 | 0 | 99.6K | Mar 2003 – Nov 2004 |
| Davis, Nona Berry G-2-261285 | Welder Exploration & Prod., Inc. | Yougeen | Bee | 1 | 0 | 18.8K | Jul 2010 – Jun 2011 |
| Wilhite G-2-266755 | Welder Exploration & Prod., Inc. | Poesta Creek (2900) | Bee | 1 | 0 | 9.66K | Jan 2012 – May 2012 |
| Orr G-2-270489 | Welder Exploration & Prod., Inc. | Sliva (Stillwell) | Bee | 1 | 0 | 1.22K | Jan 2014 – Jan 2014 |
| Cindy Taylor Krier Unit G-2-280510 | Welder Exploration & Prod., Inc. | Dinero, West (Yegua) | Live Oak | 1 | 0 | 0 | — |
| Schilling-Homestead G-2-284294 | Welder Exploration & Prod., Inc. | Sliva (4000 Sand) | Bee | 1 | 0 | 0 | — |
| Dorotik G-3-258130 | Welder Exploration & Prod., Inc. | New Taiton (Frio 4000) | Wharton | 1 | 0 | 240K | Mar 2010 – Dec 2012 |
| Seeligson, A.A. G-4-92278 | Welder Exploration & Prod., Inc. | Premont (Singer 3100) | Jim Wells | 1 | 0 | 0 | — |
| Boyce, C. W. G-2-188984 | Welder Exploration & Prod., Inc. | Burnell, South (1000) | Karnes | 1 | 0 | 58.5K | Dec 2001 – Mar 2003 |
| Beaurline, A.W. G-4-206455 | Welder Exploration & Prod., Inc. | Los Indios, SW. (Frio 6000) | Hidalgo | 1 | 0 | 85.6K | Oct 2004 – May 2006 |
| Welder, R. J. G-2-207939 | Welder Exploration & Prod., Inc. | S.H. (Chamberlain -A-) | Bee | 1 | 0 | 25.4K | Oct 2004 – Dec 2004 |
| Pettus G-2-184607 | Welder Exploration & Prod., Inc. | Hordes Creek (Hockley 3360) | Goliad | 1 | 0 | 0 | — |
| Cryer-Douglas Unit G-4-270801 | Welder Exploration & Prod., Inc. | Plymouth (5100) | San Patricio | 1 | 0 | 0 | — |
| Salinas G-4-272998 | Welder Exploration & Prod., Inc. | Wildcat | Starr | 1 | 0 | 0 | — |
| Welder Efh G-4-274202 | Welder Exploration & Prod., Inc. | Plymouth (5800 Magnolia) | San Patricio | 1 | 0 | 0 | — |
| Welder Efh G-4-280994 | Welder Exploration & Prod., Inc. | Plymouth (5820) | San Patricio | 1 | 0 | 10.4K | Dec 2015 – Oct 2016 |
| Spielhagen, Inez O-2-234 | Welder Exploration & Prod., Inc. | Burnell, South | Karnes | 1 | 0 | 0 | — |
| Spielhagen, Inez -a- #14 O-2-4851 | Welder Exploration & Prod., Inc. | Burnell, South | Bee | 2 | 0 | 0 | — |
| Blackburn, L. K. G-2-176692 | Welder Exploration & Prod., Inc. | Berclair, South (2300) | Bee | 1 | 0 | 249K | Oct 1999 – Jul 2003 |
| Blackburn, L. K. G-2-176690 | Welder Exploration & Prod., Inc. | Berclair, S. (2140) | Bee | 1 | 0 | 163K | Oct 1999 – Jul 2003 |
| Pettus G-2-176319 | Welder Exploration & Prod., Inc. | Sitton (3400) | Goliad | 1 | 0 | 200K | Nov 1999 – Feb 2002 |
| Blackburn, L. K. G-2-176316 | Welder Exploration & Prod., Inc. | Berclair, South (2300) | Bee | 1 | 0 | 91.8K | Oct 1999 – Jan 2001 |
| O'Brien, J. M. III G-2-175419 | Welder Exploration & Prod., Inc. | Murphy Sisters (Frio 3300) | Bee | 1 | 0 | 269K | Aug 1999 – Sep 2006 |
| Pariseau, A. C. H. G-2-172260 | Welder Exploration & Prod., Inc. | Heard Ranch (3550) | Bee | 1 | 0 | 61.3K | Jul 1999 – Oct 2000 |
| Roots, W. L. O-4-11243 | Welder Exploration & Prod., Inc. | Taft, North (a-1 Frio) | San Patricio | 1 | 0 | 0 | — |
| Perez, Amanda O-4-11815 | Welder Exploration & Prod., Inc. | Wildcat | Jim Wells | 1 | 0 | 0 | — |
| Rob Welder O-4-13755 | Welder Exploration & Prod., Inc. | Plymouth (Greta Stringer) | San Patricio | 1 | 0 | 0 | — |
| Blaschke-Mayo Unit O-4-13880 | Welder Exploration & Prod., Inc. | Plymouth (5730) | San Patricio | 1 | 0 | 0 | — |
| Blackburn, J. L. Trust G-2-186812 | Welder Exploration & Prod., Inc. | Berclair, South (2300) | Bee | 1 | 0 | 9.11K | Sep 2001 – Nov 2001 |