| Frost National Bank -A- G-4-224321 | Mountain V Texas, LLC only | Braulia, East (Vicksburg Cons.) | Starr | 1 | 77.8K | 3.31M | Oct 2006 – Aug 2026 |
| Groos National Bank G-4-41927 | Caribbean Energy LLC II only | Gregg Wood, S. (5350) | Starr | 1 | 52.4K | 4.58M | by Jan 1993 – Aug 2026 |
| Frost National Bank -A- G-4-225228 | Mountain V Texas, LLC only | Braulia, East (Vicksburg Cons.) | Starr | 1 | 38.4K | 1.69M | Nov 2006 – Apr 2010 |
| First National Bank of Mission G-4-155866 | OXY USA Inc. only | Alvarado (Vicksburg) | Starr | 1 | 17.2K | 1.26M | Sep 1995 – Oct 2012 |
| Frost National Bank G-4-258774 | Petrovybe Opco LLC only | La Grulla (Yegua 7100) | Starr | 1 | 14.2K | 1.25M | Dec 2010 – Aug 2026 |
| Frost National Bank -A- G-4-230566 | Mountain V Texas, LLC only | Braulia, East (Vicksburg Cons.) | Starr | 1 | 10.9K | 881K | Jul 2007 – Dec 2012 |
| Nationsbank G-4-162130 | Energy 2000, Inc. only | Garcias Ridge (Queen City) | Starr | 1 | 10K | 200K | Jan 1997 – Jun 2003 |
| Frost National Bank -A- G-4-234008 | Mountain V Texas, LLC only | Braulia, East (Vicksburg Cons.) | Starr | 1 | 7.83K | 500K | Nov 2007 – Jul 2019 |
| First National Bank of Mission G-4-10994 | Wagner Oil Company only | Jay Simmons (6400) | Starr | 1 | 6.4K | 125K | by Jan 1993 – Jan 2017 |
| Frost National Bank -A- G-4-181428 | Kerr-McGee Oil & Gas Onshore LLC only | Garcia (Vicksburg-Flores 5500) | Starr | 1 | 6.06K | 280K | Jan 2001 – Oct 2001 |
| Frost National Bank -B- G-4-212736 | Mountain V Texas, LLC only | Alto Bonito (Yegua Consolidated) | Starr | 1 | 5.75K | 1.17M | Sep 2005 – Jul 2025 |
| Frost National Bank -A- G-4-236509 | Mountain V Texas, LLC only | Braulia, East (Vicksburg Cons.) | Starr | 1 | 5.47K | 170K | Feb 2008 – Dec 2009 |
| Frost National Bank -A- G-4-180420 | Mountain V Texas, LLC only | Garcia (2ND Rincon) | Starr | 1 | 5.11K | 674K | Nov 2000 – Oct 2003 |
| Frost National Bank -A- O-4-13473 | Kerr-McGee Oil & Gas Onshore LP only | Frost (Flores, Upper) | Starr | 1 | 5.01K | 4.59K | Feb 2008 – Nov 2008 |
| Groos National Bank G-4-128801 | Caribbean Energy LLC II only | Arroyo Los Olmos (Yegua 25) | Starr | 1 | 3.96K | 2.08M | by Jan 1993 – Aug 2026 |
| First National Bank of Mission O-4-13746 | OXY USA Inc. only | Jay Simmons (6360) | Starr | 1 | 3.37K | 1.92K | Oct 2012 – Jun 2015 |
| Frost National Bank -A- G-4-233211 | Mountain V Texas, LLC only | Braulia, East (Vicksburg Cons.) | Starr | 1 | 2.99K | 347K | Dec 2007 – Feb 2015 |
| Frost National Bank -A- G-4-227911 | Mountain V Texas, LLC only | Braulia, East (Vicksburg Cons.) | Starr | 1 | 1.8K | 79.6K | Feb 2007 – Mar 2009 |
| Frost National Bank -A- G-4-201194 | Mountain V Texas, LLC only | Braulia, East (Vicksburg Cons.) | Starr | 1 | 1.6K | 322K | Nov 2003 – Jan 2008 |
| Frost National Bank -A- G-4-186180 | Mountain V Texas, LLC only | Frost (Frio-A) | Starr | 1 | 1.52K | 99.4K | Nov 2001 – Aug 2002 |
| Nations Bank O-4-12762 | Energy 2000, Inc. only | Garcias Ridge (Queen City) | Starr | 1 | 849 | 9.43K | Mar 1998 – Jun 2003 |
| Frost National Bank -A- G-4-185098 | Mountain V Texas, LLC only | Frost (Flores, Upper) | Starr | 1 | 616 | 7.87K | Sep 2001 – Jan 2002 |
| Nationsbank G-4-163691 | Transtexas Gas Corporation only | Garcias Ridge (Queen City) | Starr | 1 | 434 | 3.26K | Jul 1997 – Feb 1998 |
| Frost National Bank -A- G-4-236747 | Mountain V Texas, LLC only | Braulia, East (Vicksburg Cons.) | Starr | 1 | 417 | 71K | Jan 2008 – Aug 2008 |
| First National Bank of Mission G-4-128995 | Amax Oil & Gas Inc. only | Alvarado (8090 Q Sand) | Starr | 1 | 215 | 40.4K | by Jan 1993 – Aug 1993 |
| Frost National Bank -B- G-4-189727 | Mountain V Texas, LLC only | Garcia (Garcia VII) | Starr | 1 | 83 | 143K | Jun 2002 – Jun 2003 |
| Frost National Bank -A- G-4-222341 | Mountain V Texas, LLC only | Frost (9500 Eocene) | Starr | 1 | 48 | 6.83K | Sep 2006 – Sep 2006 |
| Frost National Bank G-4-258452 | Petrovybe Opco LLC only | Double a (8700) | Starr | 1 | 45 | 12.3K | Oct 2010 – Dec 2010 |
| Groos National Bank G-4-145003 | Caribbean Energy LLC II only | Gregg Wood, S. (3950 W.) | Starr | 1 | 31 | 232K | Mar 1993 – Feb 2020 |
| Frost National Bank -B- G-4-218845 | Mountain V Texas, LLC only | Alto Bonito (Yegua Consolidated) | Starr | 1 | 29 | 21.5K | Feb 2006 – May 2006 |
| Nationsbank G-4-161191 | Energy 2000, Inc. only | La Grulla, Deep (11,300 Sand) | Starr | 1 | 22 | 15.8K | Apr 1996 – Jan 2003 |
| Frost National Bank -B- G-4-212683 | Kerr-McGee Oil & Gas Onshore LP only | Alto Bonito (Yegua) | Starr | 1 | 20 | 149K | Jul 2005 – Aug 2005 |
| Frost National Bank -B- G-4-219363 | Mountain V Texas, LLC only | Alto Bonito (Yegua Consolidated) | Starr | 1 | 1 | 1.39K | Mar 2006 – Jun 2007 |
| Groos National Bank G-4-138077 | Mortimer Production Company only | Gregg Wood (1000) | Starr | 1 | 1 | 200K | by Jan 1993 – Sep 2000 |
| Frost National Bank -A- O-4-13530 | Mountain V Texas, LLC only | Rincon (Vicksburg Cons.) | Starr | 1 | 0 | 0 | — |
| Frost National Bank -C- G-4-33696 | Oryx Energy Company only | Cortez (Cortez) | Starr | 1 | 0 | 0 | — |
| Frost National Bank -C- G-4-33697 | Oryx Energy Company only | Cortez (3400) | Starr | 1 | 0 | 0 | — |
| Frost National Bank -C- G-4-33893 | Oryx Energy Company only | Cortez (Frio 2500) | Starr | 1 | 0 | 0 | — |
| Frost National Bank -C- G-4-33938 | Oryx Energy Company only | Cortez (B-Sd.) | Starr | 1 | 0 | 0 | — |
| Groos National Bank G-4-46863 | Wagner, Duer & Co. only | Gregg Wood, S. (4160) | Starr | 1 | 0 | 0 | — |
| Groos National Bank G-4-46969 | Opex Energy, LLC only | Gregg Wood, S. ( 500) | Starr | 1 | 0 | 0 | — |
| Groos National Bank G-4-46970 | Txco Resources Inc. only | Gregg Wood, S. ( 600) | Starr | 1 | 0 | 0 | — |
| Groos National Bank G-4-46971 | Txco Resources Inc. only | Gregg Wood, S. ( 900) | Starr | 1 | 0 | 0 | — |
| First National Bank of Mission G-4-50348 | Wagner Oil Company only | Jay Simmons (6400) | Starr | 1 | 0 | 0 | — |
| Groos National Bank G-4-122576 | Wagner, Duer & Co. only | Gregg Wood, S. (4160) | Starr | 1 | 0 | 291 | by Jan 1993 – Feb 1993 |
| First National Bank of Mission O-4-1299 | Wagner Oil Company only | Jay Simmons | Starr | 4 | 0 | 0 | — |
| First National Bank of Mission O-4-10298 | Wagner Oil Company only | Jay Simmons (5670) | Starr | 1 | 0 | 0 | — |
| Frost National Bank Ind. Ex. -B- O-4-11931 | Oryx Energy Company only | Garcia (Solis) | Starr | 1 | 0 | 0 | — |
| Groos National Bank G-4-42162 | Caribbean Energy LLC II only | Gregg Wood, S (4100) | Starr | 1 | 0 | 0 | — |
| Frost National Bank -A- G-4-242241 | Mountain V Texas, LLC only | Braulia, East (Vicksburg Cons.) | Starr | 1 | 0 | 10.3K | Feb 2008 – Sep 2008 |