| American Agri Service | 712-563-3107 | 105 Market St | Audubon | IA | 50025 |
| American Towers And Structures | 712-252-0240 | 2600 Hwy 75 N | Sioux City | IA | 51105 |
| Citation Homes | 712-336-2156 | 1100 Lake St | Spirit Lake | IA | 51360 |
| Continental Rebar Coatings | 712-252-4530 | 2101 7th St | Sioux City | IA | 51105 |
| D A D Manufacturing Inc | 712-297-5186 | 1101 E High St | Rockwell City | IA | 50579 |
| Flasco | 712-944-5780 | 1717 Highway 20 | Lawton | IA | 51030 |
| Flasco | 712-274-1310 | 1717 Highway 20 | Lawton | IA | 51030 |
| Floyds Portable Welding | 712-322-8936 | 2540 7th Ave | Council Bluffs | IA | 51501 |
| Kozy Manufacturing Co | 712-268-5308 | 112 E Washington St | Exira | IA | 50076 |
| Maximum Welding | 712-255-8700 | 413 Floyd Blvd | Sioux City | IA | 51101 |
| Miller Loaders Inc | 712-477-2795 | RR 1 | Larchwood | IA | 51241 |
| Missouri Valley Steel Co | 712-255-1616 | 1300 Division St | Sioux City | IA | 51105 |
| Nolin Manufacturing | 712-836-2412 | 101 Pine St | Dickens | IA | 51333 |
| Picrays Welding & Fabricating | 712-852-2603 | 3307 8th St | Emmetsburg | IA | 50536 |
| Sabre Communication Corp | 712-258-6690 | 3400 Hwy 75 N | Sioux City | IA | 51105 |
| Steel Fabrication Inc | 712-246-3683 | Northwest Rd & Day | Shenandoah | IA | 51601 |
