| Business | Phone |
| National Steel Bridge Alliance Lincoln 68504 | (402) 466-1007 |
| Mc Donald Trenching Inc Po Box 23003, Lincoln 68542 | (402) 610-2644 |
| Hausmann Construction Inc 601 Old Cheney Rd C, Lincoln 68512 | (402) 438-3230 |
| Northwest Concrete Cutting Lincoln 68508 | (402) 474-4848 |