| Name | Email | Phone | Address |
| Albert J Wagner and Son, Inc. | wagnersheetmetal@aol.com | 773-935-1414 | 3023 N Clark Street |
| Archistoric Workshop, LLC | info@archistoric.com | 312-829-6290 | 2444 W 16th Street, 5th Fl. West |
| Architectural Artifacts, Inc. | stuart@architecturalartifacts.com | 773-348-0622 | 4325 N Ravenswood |
| Birger Juell, Ltd. | | 312-464-9663 | 200 N. Fairfield Avenue |
| Building Blocks, Inc. | kmiske@bblocks.com | 312-243-9003 | 1620 W. Chicago Avenue |
| Bulley & Andrews LLC | info@bulley.com | 773-235-2433 | 1755 W Armitage Avenue |
| Calor Design Group, Ltd. | rhuston@calordesign.com | 773-384-2700 | 2217 N Western Avenue |
| Cartman Electrical Contracting Co. | | 773-785-5318 | 9645 S Michigan Ave, Chicago, IL 60628 |
| Central Building and Preservation L.P. | pro@centralbldg.com | 312-666-4040 | 1071 W Fry Street |
| Clark & Barlow | | 312-726-3010 | 2500 N. Pulaski Road |
| Coleman Development Corporation | | 773-617-9889 | |
| Cornell's Floor Sanding | | 773-427-0123 | 5246 W Irving Park Road |
| Crafton Pro Inc. | jack.tomczk@yahoo.com | 773-716-5999 | 6351 W Montrose Avenue, #148 |
| Custom Architectural Metals, Inc. | | 312-341-0750 | 2525 S Wabash Avenue, #B |
| David Mason & Associates of Illinois, Ltd. | rmarshall@davidmason.com | 312-884-5100 | 464 N Milwaukee Avenue |
| D-B Electrical Services, Inc. | | 708-359-0761 | 10239 S Calumet Ave, Chicago, IL 60628 |
| Downstate Restorations | | 312-738-3256 | 1944 W Superior Street |
| Environmental Design International, Inc. | hr@envdesigni.com | 312-356-5400 | 33 W. Monroe St. #1825 |
| Environmental Systems Design, Inc. | bkravas@edesign.com | 312-372-1200 | 175 W Jackson Boulevard, #1400 |
| Fewer Boiler, Inc. | | 773-373-6400 | 4333 Cottage Grove Avenue |
| Fodor Engineering & Design, LLC | jrfodor@fodorenginering.com | 312-578-8720 | 53 West Jackson Boulevard, Suite 320 |
| Frank & Cisco's Custom | | 773-516-1827 | |
| Genesis Construction and Carpentry | | 773-238-6720 | 11700 S. Western Ave, Chicago, IL 60643 |
| Gladding, McBean | noel.weider@gladdingmcbean.com | 814-462-4983 | 220 N. Green Street |
| Henneman Engineering Inc. | jtreiber@heneman.com | 312-583-1400 888-616-0216 | 200 S Wacker Drive, #850 |
| Just Sashes | justsashes@aol.com | 773-205-1429 | 5952 West Addison Street |
| K.ENG LLC | ken@kengsc.com | 312-238-8968 | 1017 W, Washington Blvd, Unit 2G |
| KKC-Dawson Technical Institute | | | |
| Klein & Hoffman, Inc. | prenouf@kleinandhoffman.com | 312-251-1900 | 150 S Wacker Drive, #1900 |
| Lee Lumber | rick@leelumber.com | 773-509-6700 | 2587 N. Elston |
| Marion Inc. | | 773-286-4100 | 3504 N Kostner Avenue |
| McGuire Engineers, Inc. | tony@mepcinc.com | 312-876-9240 | 300 South Riverside Plaza, #2302 |
| Murphy Marble | | 773-928-7114 | 11756 S Halsted Street |
| New Metal Crafts, Inc. | inquiries@newmetalcrafts.com | 312-787-6991 | 812 N Wells Street |
| Nico's Remodeling | | 773-531-0808 | 5721 S Spalding, Chicago, IL 60629 |
| Old School Builders | | 773-205-2288 | 5148 W Pensacola |
| Perry & Associates, LLC | info@perryllc.com | 312-364-9112 | 221 N. LaSalle St., #3100 |
| Rauch Clay Sales Corporation | prauch@rauchclay.com | 773-254-0775 | 3037 S Christiana Avenue |
| Restoric LLC | restoricllc@earthlink.net | 312-854-7456 | 8 S. Michigan Avenue, 38th Floor |
| Safe Zone Traffic Control LLC | charlesavery@safezonetc.com | 708-263-8277 | 378 Coventry Ln, Crete, IL 60417 |
| Safeway Construction | | 773-522-3000 | 4327 W Roosevelt Road, Chicago, IL 60624 |
| Salem Security Inc. | kw@salemsecurityinc.com | 888-347-9305 | 1723 E 71st Street, Chicago, IL 60649 |
| Salvage One | staff@salvageone.com | 312-733-0098 | 1840 W Hubbard |
| Simpson Gumpertz & Heger | alwoods@sgh.com | 312-754-7506 | 135 S LaSalle Street, # 3050 |
| Stanley Galleries | stank2118@yahoo.com | 773-727-5004 | 2118 N Clark Street |
| SWA Investments, LLC | | 32-907-7970 | |
| TGRWA Structural Engineering | mtylk@tgrwa.com | 312-341-0055 | 600 W. Van Buren St., #900 |
| Thornton Tomasetti | Wbast@ThorntonTomasetti.com | 312-596-2000 | 330 N. Wabash Avenue, #1500 |
| Tyro Construction, Inc. | | 312-566-9723 | 4226 S King Drive, Chicago, IL 60653 |
| U.S. Heritage Group, Inc. | | 773-286-2100 | 3512 N Kostner |
| Urban, Inc. | urbanamerican@hotmail.com | 773-282-1212 | 5243 W Hutchinson Street |
| Wagner Foundry, Inc. | rgurrieri@aol.com | 773-276-7907 800-276-1084 | 1838 N Elston Avenue |
| Western Speciality Contractors | kristag@westernspecialtycontractors.com | 773-722-2800 | 2658 W. Van Buren |
| Windy City Metal Fabricators and Supply, Inc. | info@windycitymetal.com | 773-227-6200 | 4944 W Grand Avenue |
| Wiss Janney Elstner Associates, Inc. | egerns@wje.com | 312-372-0555 | 10 S LaSalle Street, #2600 |
| Wolff Landscape Architecture | twolff@wolffclements.com | 312-663-5494 | 307 N Michigan Avenue, #601 |