| Business | Phone |
| Drees Co 609 N Carroll St, Carroll 51401 | (712) 775-2665 |
| Kerkhoff Building Svc Inc 408 N Grant Rd, Carroll 51401 | (712) 792-4011 |
| Mark Schreck Construction 447 260th St, Carroll 51401 | (712) 792-4633 |
| Roman Steffes & Sons Constr 102 S Adams St, Carroll 51401 | (712) 792-9346 |