| Business | Phone |
| Formations Architects-Planners 650 E Devon Ave 175, Itasca 60143 | (630) 285-1190 |
| Cornerstone Architects Inc 1152 Spring Lake Dr, Itasca 60143 | (630) 773-8363 |
| Heitman Architects 555 W Pierce Rd 105, Itasca 60143 | (630) 773-3551 |
| Jenkins Group 300 Park Blvd 250, Itasca 60143 | (630) 250-9100 |
| Pete Fricano & Sons Builders Itasca 60143 | (630) 773-3241 |
| T S Hatzold & Assoc Inc 310 N Elm St, Itasca 60143 | (630) 773-3947 |