| Business | Phone |
| Hill Royalty 1320 Lake St, Fort Worth 76102 | (817) 336-4009 |
| Life Royalties 306 W 7th St 504, Fort Worth 76102 | (817) 870-2828 |
| Purselley Royalties Fort Worth 76116 | (817) 560-9681 |
| William B Watson Agent Inc 500 Throckmorton St 1808, Fort Worth 76102 | (817) 332-8846 |
| Hart Operating Fund 1945 Rockridge Ter, Fort Worth 76110 | (817) 927-2202 |