| Business | Phone |
| Harvey Nauenberg Construction 1975 W Calle Colombo St, Columbus 68601 | (402) 564-5760 |
| Henke Cement Works 3254 48th Ave, Columbus 68601 | (402) 564-4248 |
| Griffiths Concrete Constr 3199 E 25th St, Columbus 68601 | (402) 564-9638 |
| Laser Pro Corp 4621 Hillcrest Dr, Columbus 68601 | (402) 564-8111 |
| Walker Construction 2770 54th Ave, Columbus 68601 | (402) 562-8155 |
| David Walker 4820 37th St, Columbus 68601 | (402) 564-7974 |