| Business | Phone |
| Betts & Beer Construction Co 309 Audubon St, Adair 50002 | (641) 742-3291 |
| Gettler Dairy 1327 320th St, Adair 50002 | (641) 742-5069 |
| Gus Construction Co 1491 340th St, Adair 50002 | (641) 742-3333 |
| Marvin Fett Construction Co 906 Cedar St, Adair 50002 | (641) 742-3113 |