| 1 | C-BRUNI MINERAL TR | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 2 | C.H. RAMIREZ MINERALS LTD | Webb County, TX | Oil & Gas Property | Dec 2025 |
| 3 | CABEZON | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 4 | CACTUS JACK | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 5 | CAMPOS-LA MUELA STATE UNIT | Webb County, TX | Gas Property | Jan 2026 |
| 6 | CARR | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 7 | CARR | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 8 | CARR EDITH | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 9 | CAVAZOS | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 10 | CERRITO | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 11 | CERRITO LAND COMPANY | Webb County, TX | Oil & Gas Property | Jan 2025 |
| 12 | CERRITO-MATRIX | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 13 | CERRITO-SANCHEZ | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 14 | CHAMBERLAIN | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 15 | CHAMBERLAIN-GONGORA UNIT | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 16 | CHARLES ALEXANDER | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 17 | CHEVRON - CARR EDITH | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 18 | CHEVRON - EDITH CARR | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 19 | CLARK | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 20 | CLARK-HEREFORD | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 21 | COATS | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 22 | CODIGO | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 23 | COG MALAKOFF-PETERSON A | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 24 | COLEMAN | Webb County, TX | Oil & Gas Property | Dec 2023 |
| 25 | CORSAIR-ZAMORA | Webb County, TX | Gas Property | Jan 2026 |
| 26 | COTULLA | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 27 | COX - MB - MARTIN | Webb County, TX | Gas Property | Jan 2026 |
| 28 | COX 1047 | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 29 | COX B.H. & G.A | Webb County, TX | Gas Property | Dec 2025 |
| 30 | COX G.A | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 31 | COX-STATE 1 | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 32 | CULPEPPER | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 33 | CUMMINS & SLAUGHTER | Webb County, TX | Oil & Gas Property | Dec 2025 |