| Gallo O-3-26272 | S & S Operating Company, Inc. | Gallo (Frio B-15) | Chambers | 1 | 560K | 175K | Jan 2013 – Apr 2026 |
| Black Stone Gas Unit O-3-24395 | S & S Operating Company, Inc. | Sour Lake, E. (Price) | Hardin | 1 | 400K | 268K | May 2003 – Apr 2026 |
| Hrivnatz-McBride O-3-25818 | S & S Operating Company, Inc. | Big Thicket (Yegua 4950) | Tyler | 2 | 245K | 5.52K | Dec 2011 – Jan 2021 |
| Hankamer O-3-22034 | S & S Operating Company, Inc. | Stowell, South (Smith -A-) | Jefferson | 1 | 216K | 35.4K | Feb 1993 – Apr 2026 |
| T. P. Ranch G-3-180664 | S & S Operating Company, Inc. | Sour Lake, E. (Kirby FB-A) | Hardin | 1 | 211K | 5.33M | Dec 2000 – Aug 2010 |
| Hankamer O-3-10633 | S & S Operating Company, Inc. | Stowell, South (Smith -B-) | Jefferson | 1 | 168K | 135K | Jan 1993 – Apr 2026 |
| B. Deaton Estate et Al O-3-25532 | S & S Operating Company, Inc. | Big Hill, SW (Nodosaria, BLK B) | Jefferson | 2 | 164K | 188K | Jan 2010 – Apr 2026 |
| BP American A-392 G-3-201704 | S & S Operating Company, Inc. | Evadale, NE. (Yegua) | Jasper | 1 | 156K | 632K | Sep 2004 – May 2024 |
| Humble-Yonajosa Fee O-3-8293 | S & S Operating Company, Inc. | Yonajosa, E. (Y-1) | Hardin | 3 | 139K | 47.2K | Jan 1993 – Apr 2026 |
| McDermand O-3-26620 | S & S Operating Company, Inc. | Nome, South (Nodosaria 8600) | Jefferson | 1 | 127K | 36.5K | Dec 2012 – Apr 2026 |
| Hooks, J. B. "A" O-3-22505 | S & S Operating Company, Inc. | Yonajosa, E. (Y-1) | Hardin | 1 | 112K | 34.4K | Sep 1994 – Apr 2026 |
| Dugat O-3-18505 | S & S Operating Company, Inc. | Spindletop Bayou (Frio 8480) | Chambers | 1 | 109K | 2.62K | Jan 1993 – Sep 2025 |
| Black Stone G-3-177123 | S & S Operating Company, Inc. | Sour Lake, E. (Solow) | Hardin | 1 | 108K | 7.57M | Mar 2000 – Apr 2026 |
| Carroll, William Est. O-3-21490 | S & S Operating Company, Inc. | Bauer Ranch (6040) | Jefferson | 1 | 79.3K | 193 | Jan 1993 – Apr 2026 |
| Turner Heirs O-3-8464 | S & S Operating Company, Inc. | Yonajosa, E. (Y-1) | Hardin | 2 | 68.7K | 7.14K | Jan 1993 – Apr 2026 |
| Black Stone G-3-190585 | S & S Operating Company, Inc. | Sour Lake, E. (Yegua) | Hardin | 1 | 63.3K | 2.23M | Jun 2002 – Apr 2026 |
| Castro Gas Unit #2 O-3-26941 | S & S Operating Company, Inc. | Double Bayou, S. (F-15B) | Chambers | 1 | 46.9K | 0 | Jun 2012 – Apr 2026 |
| Rollins, J. S. O-3-7312 | S & S Operating Company, Inc. | Stowell, East (Crawford) | Jefferson | 1 | 46.6K | 56.1K | Jan 1993 – Jan 2002 |
| Hankamer, E.C. O-3-9815 | S & S Operating Company, Inc. | Stowell (Discorbis) | Chambers | 1 | 45.8K | 2.52K | Apr 1996 – Apr 2026 |
| Follmer O-3-18385 | S & S Operating Company, Inc. | Stowell (Sullivan LF) | Jefferson | 1 | 40.6K | 12.9K | Jan 1993 – Apr 2026 |
| Hrivnatz McBride O-3-26372 | S & S Operating Company, Inc. | Red Bear (Cockfield) | Tyler | 1 | 37.8K | 10.8K | Jun 2013 – Feb 2017 |
| Tytex Well No. 1 Gas Unit O-3-27921 | S & S Operating Company, Inc. | Double Bayou (Frio 14) | Chambers | 1 | 30.8K | 2.05K | Sep 2019 – Apr 2026 |
| Bauer Trust O-3-27219 | S & S Operating Company, Inc. | Bauer Ranch (Nodosaria 2ND) | Jefferson | 1 | 26K | 79.5K | Jan 2016 – Mar 2026 |
| Arco -187- O-3-12069 | S & S Operating Company, Inc. | Arco 187 (Yegua 6460) | Hardin | 1 | 23.9K | 1.66K | Jan 1993 – Nov 1996 |
| Bewley O-3-20369 | S & S Operating Company, Inc. | Sour Lake | Hardin | 1 | 18.9K | 22 | Jan 1993 – Mar 2010 |
| Black Stone Gas Unit G-3-192034 | S & S Operating Company, Inc. | Sour Lake, E. (2ND Solow) | Hardin | 1 | 13.6K | 729K | Jul 2002 – Apr 2026 |
| Hankamer "D" G-3-153219 | S & S Operating Company, Inc. | Camptown (7100 Hackberry) | Newton | 1 | 13.4K | 408K | Apr 1994 – Jan 1999 |
| Petkovsek, Lolia O. et Al G-3-243665 | S & S Operating Company, Inc. | Big Hill, NW. (Hackberry, Lower) | Jefferson | 1 | 13.4K | 2.57M | Nov 2006 – Sep 2024 |
| Maxwell, Robert D. O-3-27577 | S & S Operating Company, Inc. | Kirbyville (6600) | Jasper | 1 | 10.9K | 0 | Dec 2017 – Apr 2026 |
| Richard, Martelle et al Unit 1 O-3-10963 | S & S Operating Company, Inc. | China, SW. (7850) | Jefferson | 2 | 7.45K | 18 | Jan 1993 – Jun 1994 |
| Gallo O-3-27579 | S & S Operating Company, Inc. | Gallo (Frio B-15) | Chambers | 1 | 6.41K | 0 | May 2019 – Dec 2019 |
| Arco 186 O-3-21146 | S & S Operating Company, Inc. | Arco 187 (Yegua 6800) | Hardin | 1 | 5.92K | 1.72K | Jan 1993 – Jun 1995 |
| Tytex Properties, Ltd O-3-25403 | S & S Operating Company, Inc. | Winnie, S.E. (Doughtie Sd.) | Jefferson | 1 | 1.95K | 0 | Apr 2008 – Jan 2017 |
| Lohmann-Howth O-3-17386 | S & S Operating Company, Inc. | Bauer Ranch (5797) | Jefferson | 2 | 1.92K | 124 | Jan 1993 – Sep 1993 |
| Hankamer "D" O-3-20894 | S & S Operating Company, Inc. | Camptown (6700 Hackberry) | Newton | 1 | 1.52K | 16 | Jan 1993 – Apr 1994 |
| Tytex Well No. 1 Gas Unit G-3-275360 | S & S Operating Company, Inc. | Double Bayou (Frio 14) | Chambers | 1 | 344 | 174K | Feb 2014 – Jul 2019 |
| Ransom O-3-3922 | S & S Operating Company, Inc. | Sour Lake | Hardin | 2 | 222 | 0 | Feb 2009 – Jun 2011 |
| BP American A-392 O-3-28172 | S & S Operating Company, Inc. | Evadale, NE. (Yegua) | Jasper | 1 | 137 | 0 | Jun 2024 – Apr 2026 |
| White-D O-3-11118 | S & S Operating Company, Inc. | Whites Bayou (Marg. I) | Chambers | 1 | 25 | 1 | Mar 1993 – Mar 1993 |
| Arco -186- O-3-12419 | S & S Operating Company, Inc. | Arco 187 (Yegua 6830) | Hardin | 1 | 0 | 0 | — |
| Carroll, William Est. O-3-11746 | S & S Operating Company, Inc. | Bauer Ranch (6120) | Jefferson | 3 | 0 | 0 | — |
| McFaddin Trust O-3-21423 | S & S Operating Company, Inc. | Stowell | Jefferson | 1 | 0 | 0 | — |
| Stowell SWD System O-3-10993 | S & S Operating Company, Inc. | Stowell | Jefferson | 1 | 0 | 0 | — |
| Arco Sec-186 O-3-10794 | S & S Operating Company, Inc. | Arco 187 (Yegua 6840) | Hardin | 1 | 0 | 0 | — |
| Rollins, J. S. O-3-6790 | S & S Operating Company, Inc. | Stowell, East (Int. Sand) | Jefferson | 1 | 0 | 0 | — |
| Hooks, J. B. Heirs O-3-24160 | S & S Operating Company, Inc. | Yonajosa, E. (Y-1) | Hardin | 1 | 0 | 0 | — |
| Double Bayou Cgu 1 G-3-285027 | S & S Operating Company, Inc. | Double Bayou (Frio 9) | Chambers | 1 | 0 | 0 | — |
| White, J. T. "D" O-3-20960 | S & S Operating Company, Inc. | Whites Bayou (Marg. I) | Chambers | 1 | 0 | 0 | — |
| Deaton Estate G-3-261986 | S & S Operating Company, Inc. | Big Hill, SW (Nodosaria, BLK A) | Jefferson | 1 | 0 | 0 | — |
| Carroll, W. Estate G-3-75513 | S & S Operating Company, Inc. | Bauer Ranch (4640) | Jefferson | 1 | 0 | 0 | — |