| Smith, E.B. "A" G-8-77470 | Riverbirch Resources, LLC | Reno (Congl. Upper) | Parker | 1 | 24 | 370K | by Jan 1993 – Aug 2026 |
| Grant Heirs Pooled Unit G-13-210465 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 19 | 910K | Jun 2005 – Aug 2026 |
| Pitner-North Unit G-13-264176 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Denton | 1 | 15 | 1.34M | Mar 2011 – Aug 2026 |
| Rayzor North Unit G-13-250462 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Denton | 1 | 13 | 1.66M | Feb 2010 – Aug 2026 |
| Elkins Unit G-13-180589 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 12 | 2.13M | Sep 2000 – Aug 2026 |
| Elkins Unit G-13-184574 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 9 | 1.31M | Jan 2002 – Aug 2026 |
| Sandstorm "A" G-13-210029 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 8 | 1.53M | Jul 2005 – Aug 2026 |
| Elkins Unit G-13-188297 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 6 | 1.3M | Mar 2002 – Aug 2026 |
| Grant Heirs Pooled Unit G-13-202044 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 6 | 1.6M | Jun 2004 – Aug 2026 |
| Grant Heirs Pooled Unit G-13-191895 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 5 | 1.51M | Sep 2002 – Aug 2026 |
| Grant Heirs Pooled Unit G-13-201009 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 5 | 1.18M | Mar 2004 – Aug 2026 |
| Oliver G-13-210030 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 4 | 673K | Jul 2005 – Aug 2026 |
| Grant Heirs Pooled Unit G-13-209704 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 3 | 1.46M | May 2005 – Aug 2026 |
| Federal 1937 G-13-253281 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 3 | 1.55M | Nov 2009 – Aug 2026 |
| Cook Hills G-13-231903 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Johnson | 1 | 3 | 3.16M | Sep 2006 – Aug 2026 |
| Grant Heirs Pooled Unit G-13-208136 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 3 | 1.31M | Jan 2005 – Aug 2026 |
| Federal 1937 G-13-253280 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 3 | 637K | Nov 2009 – Aug 2026 |
| Elkins Unit G-13-190089 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 3 | 1.7M | Jul 2002 – Aug 2026 |
| Grant Heirs Pooled Unit G-13-208346 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 3 | 1.19M | Feb 2005 – Aug 2026 |
| Eagle Vista G-13-199503 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 3 | 1.09M | Dec 2003 – Aug 2026 |
| Elkins Unit G-13-180912 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 2 | 1.89M | Nov 2001 – Aug 2026 |
| Campbell-Caudle G-13-230712 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Johnson | 1 | 1 | 1.23M | Aug 2006 – Aug 2026 |
| Bednarz G-13-233885 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Johnson | 1 | 1 | 2.5M | Aug 2007 – Aug 2026 |
| Green Unit G-13-246420 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.5M | Mar 2009 – Aug 2026 |
| Elkins Unit G-13-194270 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 0 | 1.64M | Mar 2003 – Aug 2026 |
| Clark Unit G-8-284412 | Riverbirch Resources, LLC | Grant (Strawn, Lower) | Parker | 1 | 0 | 59.4K | May 2018 – Aug 2026 |
| Grant Heirs Pooled Unit G-5-210632 | Riverbirch Resources, LLC | Newark, East (Caddo Lime) | Tarrant | 1 | 0 | 505K | Sep 2004 – Jul 2026 |
| Oliver "a" Unit G-5-213567 | Riverbirch Resources, LLC | Newark, East (Bend Conglomerate) | Tarrant | 1 | 0 | 582K | Oct 2005 – Aug 2026 |
| Grant Heirs Caddo Unit G-5-234732 | Riverbirch Resources, LLC | Newark, East (Caddo Lime) | Tarrant | 1 | 0 | 487K | Oct 2007 – Aug 2026 |
| Oliver 'a' GU G-5-291886 | Riverbirch Resources, LLC | Newark, East (Bend Conglomerate) | Tarrant | 1 | 0 | 231K | Oct 2021 – Aug 2026 |
| Buck Ranch G-8-68189 | Riverbirch Resources, LLC | Buck Ranch (Strawn) | Parker | 1 | 0 | 155K | by Jan 1993 – Aug 2026 |
| Buck Ranch G-8-72824 | Riverbirch Resources, LLC | Buck Ranch (Strawn) | Parker | 1 | 0 | 83.9K | by Jan 1993 – Apr 2026 |
| Bradford, Charles G-8-72929 | Riverbirch Resources, LLC | Buck Ranch (Strawn) | Parker | 1 | 0 | 82.8K | by Jan 1993 – Apr 2026 |
| New Unit G-13-272648 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 2.02M | Sep 2013 – Aug 2026 |
| Newsom G-8-204447 | Riverbirch Resources, LLC | Reno (Congl. Upper) | Parker | 1 | 0 | 120K | Dec 2003 – Aug 2026 |
| Buck Ranch G-8-69513 | Riverbirch Resources, LLC | Buck Ranch (Strawn) | Parker | 1 | 0 | 53.1K | by Jan 1993 – Apr 2026 |
| Riggs, J.C. O-13-28962 | Riverbirch Resources, LLC | Jack County Regular | Jack | 1 | 0 | 0 | — |
| Grant Heirs Caddo Unit G-5-232303 | Riverbirch Resources, LLC | Newark, East (Caddo Lime) | Tarrant | 1 | 0 | 466K | Oct 2007 – Aug 2026 |
| Elkins G-13-247348 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 0 | 1.95M | Oct 2007 – Aug 2026 |
| H&D G-13-253644 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.73M | Nov 2006 – Aug 2026 |
| Elkins Unit G-13-237414 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 0 | 2.83M | Dec 2007 – Jun 2026 |
| Oliver "a" Unit G-13-212593 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 0 | 2.1M | Sep 2005 – Jul 2026 |
| Oliver "a" Unit G-13-209466 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 0 | 5.24M | May 2005 – Aug 2026 |
| Gleason Unit G-13-37541 | Riverbirch Resources, LLC | Boonsville (Bend Congl., Gas) | Jack | 1 | 0 | 218K | by Jan 1993 – Aug 2026 |
| Grant Heirs Pooled Unit G-13-194039 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 0 | 590K | Nov 2002 – Aug 2026 |
| Elkins Unit G-13-196326 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 0 | 1.39M | Jun 2003 – Aug 2026 |
| Oliver "a" Unit G-13-210630 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Tarrant | 1 | 0 | 1.71M | Jul 2005 – Aug 2026 |
| Basham G-13-220861 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 552K | Jan 2008 – Jul 2026 |
| Petty G-13-245674 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.37M | Dec 2007 – Aug 2026 |
| Prather G-13-236311 | Riverbirch Resources, LLC | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 818K | Aug 2007 – Aug 2026 |