Gain unlimited access to Texas mineral ownership data.
| Owner | Owner City | Lease | Operator | NRI | Type | County | Year |
|---|---|---|---|---|---|---|---|
| SWEENEY EDITH J | San Antonio, TX | ERTZNER FRED | PETROSAURUS, INC. | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| ERTZNER FRED & CONNIE E | Kerrville, TX | ERTZNER FRED | PETROSAURUS, INC. | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| CAMERON MONTGOMERY FLY ESTATE | San Antonio, TX | ERTZNER FRED | PETROSAURUS, INC. | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HAGELSTEIN MARY JANE | San Antonio, TX | ERTZNER FRED | PETROSAURUS, INC. | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HILDEBRAND NANNIE FLY ESTATE | San Antonio, TX | ERTZNER FRED | PETROSAURUS, INC. | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HILDEBRAND NANNIE FLY ESTATE | San Antonio, TX | ERTZNER FRED | PETROSAURUS, INC. | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| ERTZNER FRED & CONNIE E | Kerrville, TX | ERTZNER FRED | PETROSAURUS, INC. | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| PETROSAURUS INC | Somerset, TX | ERTZNER FRED | PETROSAURUS, INC. | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| CAMERON MONTGOMERY FLY ESTATE | San Antonio, TX | ERTZNER FRED | PETROSAURUS, INC. | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| ERTZNER FRED & CONNIE E | Kerrville, TX | ERTZNER FRED | PETROSAURUS, INC. | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| ERTZNER FRED & CONNIE E | Kerrville, TX | ERTZNER FRED | PETROSAURUS, INC. | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HAGELSTEIN MARY JANE | San Antonio, TX | ERTZNER FRED | PETROSAURUS, INC. | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HILDEBRAND NANNIE FLY ESTATE | San Antonio, TX | ERTZNER FRED | PETROSAURUS, INC. | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| PETROSAURUS INC | Somerset, TX | ERTZNER FRED | PETROSAURUS, INC. | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| SWEENEY EDITH J | San Antonio, TX | ERTZNER FRED | PETROSAURUS, INC. | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HILDEBRAND NANNIE FLY ESTATE | San Antonio, TX | ERTZNER FRED | PETROSAURUS, INC. | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HILDEBRAND NANNIE FLY ESTATE | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| ERTZNER FRED & CONNIE E | Kerrville, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HILDEBRAND NANNIE FLY ESTATE | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HAGELSTEIN MARY JANE | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| CAMERON MONTGOMERY FLY ESTATE | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| ERTZNER FRED & CONNIE E | Kerrville, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| SWEENEY EDITH J | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| TANGLEHEAD OPERATING | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| TANGLEHEAD OPERATING | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| SWEENEY EDITH J | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| ERTZNER FRED & CONNIE E | Kerrville, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| CAMERON MONTGOMERY FLY ESTATE | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HAGELSTEIN MARY JANE | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HILDEBRAND NANNIE FLY ESTATE | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HILDEBRAND NANNIE FLY ESTATE | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| ERTZNER FRED & CONNIE E | Kerrville, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| TANGLEHEAD OPERATING | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING, | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| SWEENEY EDITH J | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING, | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HILDEBRAND NANNIE FLY ESTATE | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING, | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HILDEBRAND NANNIE FLY ESTATE | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING, | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HAGELSTEIN MARY JANE | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING, | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| ERTZNER FRED & CONNIE E | Kerrville, TX | ERTZNER FRED | TANGLEHEAD OPERATING, | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| ERTZNER FRED & CONNIE E | Kerrville, TX | ERTZNER FRED | TANGLEHEAD OPERATING, | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| CAMERON MONTGOMERY FLY ESTATE | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING, | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| ERTZNER FRED & CONNIE E | Kerrville, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HILDEBRAND NANNIE FLY ESTATE | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HAGELSTEIN MARY JANE | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| TANGLEHEAD OPERATING | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| ERTZNER FRED & CONNIE E | Kerrville, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| CAMERON MONTGOMERY FLY ESTATE | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| SWEENEY EDITH J | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HILDEBRAND NANNIE FLY ESTATE | San Antonio, TX | ERTZNER FRED | TANGLEHEAD OPERATING | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| 4F ENERGY LLC | Luling, TX | ERTZNER FRED | 4F ENERGY, LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| ERTZNER FRED & CONNIE E | Kerrville, TX | ERTZNER FRED | 4F ENERGY, LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| ERTZNER FRED & CONNIE E | Kerrville, TX | ERTZNER FRED | 4F ENERGY, LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| 4F ENERGY LLC | Luling, TX | ERTZNER FRED | 4F ENERGY, LLC | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| ERTZNER FRED & CONNIE E | Kerrville, TX | ERTZNER FRED | SEACO PRODUCTI | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HILDEBRAND NANNIE FLY ESTATE | , | ERTZNER FRED | SEACO PRODUCTI | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| CAMERON MONTGOMERY FLY ESTATE | , | ERTZNER FRED | SEACO PRODUCTI | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HAGELSTEIN MARY JANE | , | ERTZNER FRED | SEACO PRODUCTI | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| HILDEBRAND NANNIE FLY ESTATE | , | ERTZNER FRED | SEACO PRODUCTI | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| SEACO PRODUCTION | Rowlett, TX | ERTZNER FRED | SEACO PRODUCTI | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| SEACO PRODUCTION | Mesquite, TX | ERTZNER FRED | SEACO PRODUCTI | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |
| ERTZNER FRED & CONNIE E | Kerrville, TX | ERTZNER FRED | SEACO PRODUCTI | XXXXXXXX | XXXXXXXX | XXXXXXXX | XXXXXXXX |