| Client Name |
Location |
| A.O.R. – O’Hare Airport |
Chicago, IL |
| Abbot Laboratories |
Abbot Park, IL |
| Adler Planetarium |
Chicago, IL |
| Allstate Insurance Company |
Northbrook, IL |
| Argonne Laboratories |
Lemont, IL |
| Burlington Northern Sante Fe Railroad |
Galesburg, IL |
| Cambridge Homes |
Libertyville, IL |
| Carrier Building Services |
Indianapolis, IN |
| Caterpillar Incorporated |
Montgomery, IL |
| Central DuPage Hospital |
Winfield, IL |
| Chicago Metro Water Reclamation District |
Stickney, IL |
| Citizens Utilities Storage Tank |
Minooka, IL |
| City of Aurora |
Aurora, IL |
| City of Milwaukee |
Milwaukee, WI |
| Clark Oil & Refining Corporation |
Blue Island, IL |
| Commonwealth Edison |
Morris, IL |
| Del Monte Corporatin |
DeKalb, IL |
| Fermi National Accelerator Laboratory |
Batavia, IL |
| Glenview Park District |
Glenview, IL |
| Great Lakes Naval Academy |
North Chicago, IL |
| Kraft General Foods |
Northfield, IL |
| Lennar Homes |
Hoffman Estates, IL |
| Lutheran General Hospital |
Park Ridge, IL |
| Metra Transit |
Chicago, IL |
| Northern Indiana Power Service |
Porter, IN |
| Northwest Community Hospital |
Arlington Heights, IL |
| NorthWest Suburban Municipal Joint Action Water Agency |
Chicago, IL |
| Palos Heights Water Department |
Lockport, IL |
| Pepper Construction |
Chicago, IL |
| Power Construction & Engineering, Inc. |
Rolling Meadows, IL |
| Pulte Homes |
Schaumburg, IL |
| Ryland Homes |
East Dundee, IL |
| Schal & Associates, Incorporated |
Chicago, IL |
| Six Flags Great America |
Gurnee, IL |
| Testing Service Corporation |
Carol Stream, IL |
| U.S. Corps of Engineers |
Saint Louis, MO |
| Village of Deerfield |
Deerfield, IL |
| Village of Niles |
Niles, IL |
| W.E. O’Neil Construction |
Chicago, IL |
| Wheaton College |
Wheaton, IL |
| Woodfield Shopping Center |
Woodfield, IL |