| Business | Phone |
| Johnson Machine Works 2324 Grafton St, Fort Worth 76103 | (817) 335-5546 |
| Wright Products Inc 6000 Old Hemphill Rd B, Fort Worth 76134 | (817) 551-5174 |
| Century Machine & Metal Prods 5908 Eden Dr, Fort Worth 76117 | (817) 834-4303 |
| Fittings Inc 3300 Fisher Ave, Fort Worth 76111 | (817) 332-3300 |