Companies in smaller places — page 4 of 5
Localities with fewer than 10 listed entries — 1,373 in all.
| Place | Company | Vendor ID | Role | Since |
|---|---|---|---|---|
| Normal, IL | Zeller Digital Innovations, Inc. | 32519 | Subcontractor | — |
| North Aurora, IL | Douglas Floor Covering, Inc. | 33999 | Subcontractor | — |
| Northbrook, IL | D Kersey Construction Co. | 40297 | Subcontractor | — |
| Northbrook, IL | F. E. Moran, Inc. | 4009 | Contractor | — |
| Northbrook, IL | F.E. Moran, Inc. Fire Protection of Northern Illinois | 35444 | Contractor | — |
| Northbrook, IL | F.E. Moran, Inc. Mechanical Services | 26084 | Contractor | — |
| Northbrook, IL | Geo. Bancroft Engineering, LLC | 31641 | A/E | — |
| Northbrook, IL | International Test & Balance Inc | 2916 | Subcontractor | — |
| Northbrook, IL | Wiss, Janney, Elstner Associates, Inc. | 7191 | A/E | — |
| Northfield, IL | Medline Industries Inc | 10560 | Vendor | — |
| O'fallon, IL | Baysinger Architects, LLC | 40203 | A/E | — |
| O'fallon, IL | Ducks Unlimited, Inc. | 40873 | A/E | — |
| O'fallon, IL | FGM Architects Inc. | 30360 | A/E | — |
| O'fallon, IL | Horner & Shifrin, Inc. | 27810 | Construction Manager | — |
| O'fallon, MO | Meneses Engineering LLC | 35195 | A/E | — |
| O'fallon, IL | SCI Engineering, Inc. | 26814 | A/E | — |
| Oak Brook, IL | Abby Supply, Inc. | 33808 | Supplier | — |
| Oak Brook, IL | Ameresco, Inc | 40157 | A/E | — |
| Oak Brook, IL | Anderson, Mikos Architects, Ltd. | 3735 | A/E | — |
| Oak Brook, IL | Code Engineering Services, Inc. | 29047 | Subcontractor | — |
| Oak Brook, IL | Huff & Huff, Inc. | 3494 | A/E | — |
| Oak Brook, IL | Legat Architects, Inc. | 21437 | A/E | — |
| Oak Forest, IL | Calumet Decorating Service, Inc, | 34343 | Subcontractor | — |
| Oak Forest, IL | Eco Lighting Services and Technology LLC | 31142 | Contractor | — |
| Oak Forest, IL | Performance Water Systems, LLC | 40555 | Vendor | — |
| Oak Forest, IL | Qu-Bar Mechanical, LLC | 33546 | Contractor | — |
| Oak Forest, IL | RD'S HVAC Inc. | 40255 | Contractor | — |
| Oak Lawn, IL | Bofo Waterproofing LLC | 31852 | Subcontractor | — |
| Oak Lawn, IL | JP Architects, Ltd. | 34765 | A/E | — |
| Oak Lawn, IL | Lopez Industries Inc. | 35265 | Subcontractor | — |
| Oak Lawn, IL | Semfi Group LLC | 40692 | Subcontractor | — |
| Oak Lawn, IL | Thru the Roof Construction Co. | 40845 | Subcontractor | — |
| Oak Park, IL | CYLA Design Associates, Inc. | 35175 | A/E Specialty Consultant | — |
| Oak Park, IL | EverGreene Architectural Arts, Inc. | 40310 | Vendor | — |
| Oak Park, IL | Forma Architecture, Ltd | 29993 | A/E | — |
| Oak Park, IL | Martin Branding Group, Inc. | 35109 | Subcontractor | — |
| Oak Park, IL | Petrea Collaborative, Corp. | 32761 | A/E | — |
| Oak Park, IL | Smith Seckman Reid, Inc. | 32085 | A/E | — |
| Oak Park, IL | Thomas Engineering Group LLC | 30368 | A/E | — |
| Oakbrook Terrace, IL | CCS International, Inc. | 35531 | Construction Manager | — |
| Oakbrook Terrace, IL | Clark Dietz, Inc. | 34673 | A/E | — |
| Oakbrook Terrace, IL | Olson Design Tehnology, INC | 41028 | A/E Specialty Consultant | — |
| Oakbrook Terrace, IL | R & G Engineering, LLC | 30900 | A/E | — |
| Oaktown, IN | Junod Painting, LLC | 40422 | Subcontractor | — |
| Ogden, IL | B.E.C. Mechanical, Inc. | 32237 | Contractor | — |
| Ogden, IL | Hartke Engineering and Surveying, Inc. | 35827 | A/E | — |
| Ohio, IL | McDonald Trucking & Paving, Inc. | 28144 | Contractor | — |
| Okawville, IL | Haier Plumbing and Heating, Inc. | 13811 | Contractor | — |
| Okawville, IL | Mueth Excavation LLC | 40313 | Subcontractor | — |
| Okawville, IL | RMK Contracting & Plumbing Services, Inc. | 40515 | Contractor | — |
| Olathe, KS | D. H. Pace Company, Inc. | 22746 | Subcontractor | — |
| Olathe, KS | Terracon Consultants, Inc. | 29342 | A/E | — |
| Olney, IL | Utility Safety and Design, Inc. | 29475 | A/E | — |
| Omaha, NE | GeoSupport Systems Inc. | 40799 | Subcontractor | — |
| Opdyke, IL | T Ham Sign Inc. | 35425 | Subcontractor | — |
| Oregon, IL | Martin & Company Excavating | 22961 | Contractor | — |
| Oregon, IL | MYER'S EXCAVATING LLC | 40573 | Subcontractor | — |
| Orem, UT | Word Perfect Corporation | 17770 | Vendor | — |
| Oswego, IL | C-Tec, Inc | 40375 | Subcontractor | — |
| Oswego, IL | Quality Erectors 1, Inc. | 36738 | Subcontractor | — |
| Oswego, IL | Utility Dynamics Corporation | 14597 | Contractor | — |
| Oswego, IL | WHEATON ASSOCIATES INC | 40497 | Subcontractor | — |
| Ottawa, IL | Halm Electrical Contracting, Inc. | 29317 | Contractor | — |
| Ottawa, IL | IMEG Consultants Corp. | 34315 | A/E | — |
| Ottawa, IL | Marquette Steel Supply & Fabrication, Inc. | 40701 | Supplier | — |
| Ottawa, IL | Ottsie, LLC | 33962 | Supplier | — |
| Overland Park, KS | Built Solutions, LLC | 40807 | Supplier | — |
| Overland Park, KS | Fairbanks Scales Inc. | 22624 | Subcontractor | — |
| Owatonna, MN | Wenger Corporation | 7848 | Subcontractor | — |
| Pacific, MO | Brooks and Associates, Inc | 35971 | Supplier | — |
| Pacific, MO | ECO RJM OCP LLC, dba Eco Constructors | 41057 | Subcontractor | — |
| Paducah, KY | Commercial Door & Hardware, Inc | 35945 | Supplier | — |
| Paducah, KY | Marcum Engineering, LLC | 29521 | A/E | — |
| Paducah, KY | Triangle Enterprises, Inc. | 23010 | Subcontractor | — |
| Palatine, IL | DeFranco Plumbing, Inc. | 2484 | Contractor | — |
| Palatine, IL | Dolche Truckload Corp | 40647 | Subcontractor | — |
| Palatine, IL | Fedex Freight East Inc | 40916 | Vendor | — |
| Palatine, IL | PCS Power & Communications Solutions, Inc. | 33329 | Contractor | — |
| Palatine, IL | Penn Services LLC | 31384 | Contractor | — |
| Palos Heights, IL | Green Crew, Inc. | 35346 | Subcontractor | — |
| Palos Hills, IL | Pinto Construction Group, Inc. | 30984 | Subcontractor | — |
| Pana, IL | Clancy Coleman Excavating, Inc | 34465 | Subcontractor | — |
| Pana, IL | Elite Land & Forestry, LLC | 40628 | Subcontractor | — |
| Paris, IL | Feutz Contractors, Inc. | 25928 | Subcontractor | — |
| Park Ridge, IL | DBH & Associates Architects Inc. | 31779 | A/E | — |
| Park Ridge, IL | Nationwide Environmental & Demo LLC | 31069 | Subcontractor | — |
| Park Ridge, IL | Quantix Energy LLC | 41162 | Subcontractor | — |
| Park Ridge, IL | RHINO CONSTRUCTION CONSULTANTS LLC | 40483 | Subcontractor | — |
| Park Ridge, IL | Spagnolo Enterprises, Ltd. | 34530 | A/E | — |
| Park Ridge, IL | XY Dynamics PLLC | 40974 | A/E Specialty Consultant | — |
| Paxton, IL | Hartke Engineering and Surveying, Inc. | 40914 | A/E | — |
| Paxton, IL | Matco Fire Protection, Inc | 33234 | Subcontractor | — |
| Pekin, IL | Illinois Oil Marketing Equipment, Inc. | 2562 | Subcontractor | — |
| Pekin, IL | Porter Electric LLC | 34220 | Contractor | — |
| Pekin, IL | Thompson Brothers, Inc. | 32306 | Subcontractor | — |
| Pelham, GA | American Range & Target, LLC | 41113 | Supplier | — |
| Peoria Heights, IL | Final Clean Sub-C, LLC | 31977 | Subcontractor | — |
| Peoria Heights, IL | Gannett Fleming Architects, Inc. | 40714 | A/E | — |
| Peoria Heights, IL | Williams Brothers Construction Inc. | 4119 | Contractor | — |
| Peotone, IL | MACC Contracting Inc | 41164 | Subcontractor | — |
| Peotone, IL | Wolf Electric Inc | 29505 | Contractor | — |
| Perryville, MO | Perryville Overhead Door, Inc. | 40648 | Subcontractor | — |
| Perryville, MO | Richardet Floor Covering Co Inc | 31271 | Subcontractor | — |
| Peru, IL | Chapman's Mechanical Systems Inc | 21929 | Subcontractor | — |
| Peru, IL | Gatza Electrical Contracting, Inc. | 35527 | Subcontractor | — |
| Peru, IL | Midwest Testing Service, Inc. | 5172 | A/E | — |
| Petersburg, IL | CENTRAL ILLINOIS FOUNDATION REPAIR & WATERPROOFING | 40504 | Subcontractor | — |
| Pewaukee, WI | SURF PREP INC | 40458 | Subcontractor | — |
| Philadelphia, PA | KieranTimberlake, LLC | 35084 | A/E | — |
| Phoenix, AZ | ARRINGTON WATKINS ARCHITECTS LLC | 41182 | A/E Specialty Consultant | — |
| Phoenix, AZ | John Seaman DBA Dynohelp LLC | 40242 | Vendor | — |
| Phoenix, AZ | McClaren, Wilson & Lawrie, Inc. | 35171 | A/E Specialty Consultant | — |
| Phoenix, AZ | Richärd & Kennedy Architects, PLLC | 40954 | Subcontractor | — |
| Pickneyville, IL | MEG Enterprises LLC | 40678 | Supplier | — |
| Pickneyville, IL | Midwest Waterproofing & Restoration LLC | 41112 | Subcontractor | — |
| Pittsburgh, PA | Fisher Scientific Company LLC | 27246 | Supplier | — |
| Pittsfield, IL | Pike County Glass, LLC | 41184 | Subcontractor | — |
| Plainfield, IL | Ampere Electric Company | 40711 | Supplier | — |
| Plainfield, IL | Asbestos Project Management, Inc | 40850 | Subcontractor | — |
| Plainfield, IL | AWAN SIGN COMPANY | 40253 | A/E Specialty Consultant | — |
| Plainfield, IL | JBJBusinessGroup Inc | 40816 | Subcontractor | — |
| Plainfield, IL | On the Spot Pressure Washing Services LLC | 40984 | Subcontractor | — |
| Plainfield, IL | Torres Electrical Contractors LLC. | 40690 | Contractor | — |
| Plainfield, IL | Total Elevator Service LLC | 34909 | Subcontractor | — |
| Plainfield, IL | Upland Design Ltd | 31249 | A/E Specialty Consultant | — |
| Plantation, FL | Figueras Seating USA Inc | 40657 | Subcontractor | — |
| Pleasant Hill, IA | Storage & Design Group | 32063 | Subcontractor | — |
| Polo, IL | Singley Construction Inc | 31222 | Subcontractor | — |
| Pontiac, IL | Andrews Engineering ,Inc. | 30142 | A/E | — |
| Pontiac, IL | Bennett Electronic Service Co., Inc. | 30014 | Contractor | — |
| Pontiac, IL | Farnsworth Group, Inc. | 28416 | A/E | — |
| Pontiac, IL | H. J. Eppel & Co. | 7892 | Contractor | — |
| Pontiac, IL | Opperman Construction Co. | 19072 | Contractor | — |
| Pontoon Beach, IL | S. Shafer Excavating Incorporated | 35698 | Contractor | — |
| Port Washington, NY | LIF Industries LLC | 40658 | Supplier | — |
| Porter, TX | The Lee Quigley Company | 41146 | Subcontractor | — |
| Portland, OR | Interface Engineering, Inc. | 34072 | A/E | — |
| Portland, OR | Zimmer Gunsul Frasca Architects LLP | 34324 | A/E | — |
| Posen, IL | Oosterbaan & Sons Co | 6149 | Subcontractor | — |
| Prairie Du Rocher, IL | SD Resources, Inc. | 40889 | Contractor | — |
| Princeton, IL | Advanced Asphalt Co. | 1038 | Contractor | — |
| Princeton, IL | Arukah Institute of Healing, Inc. (NFP) | 40858 | Vendor | — |
| Princeton, IL | Central Landscaping, LP | 32551 | Subcontractor | — |
| Princeville, IL | Greenfield Contractors LLC | 34200 | Contractor | — |
| Quincy, IL | Brown Electric Construction Co. | 1070 | Contractor | — |
| Quincy, IL | County Contractors, Inc. | 34524 | Contractor | — |
| Quincy, IL | Full Service Roofing & Remodeling, Inc | 34437 | Subcontractor | — |
| Quincy, IL | Klingner & Associates, P.C. | 3939 | A/E | — |
| Quincy, IL | Mac's, Limited | 6378 | Contractor | — |
| Quincy, IL | Peters Heating and Air Conditioning, Inc. | 3629 | Subcontractor | — |
| Quincy, IL | Rees Construction Company of Quincy | 7151 | Contractor | — |
| Quincy, IL | Richards Electric Motor Co. | 2785 | Contractor | — |
| Quincy, IL | Sparrow Plumbing & Heating Inc. | 2919 | Contractor | — |
| Raleigh, NC | Kimley-Horn and Associates, Inc. | 28186 | A/E | — |
| Ramsey, IL | RGM Plumbing Systems, Inc | 41047 | Subcontractor | — |
| Rantoul, IL | Taylor Studios Inc | 27825 | A/E Specialty Consultant | — |
| Raymond, IL | Kinney Contractors, Inc. | 3641 | Contractor | — |
| Red Bud, IL | Brockmeyer Contracting and Supply LLC | 40111 | Contractor | — |
| Red Bud, IL | MC Electric, Inc. | 29553 | Contractor | — |
| Redondo Beach, CA | Vantage Technology Consulting Group | 41126 | A/E Specialty Consultant | — |
| Remington, IN | FBI Buildings Inc | 40058 | Subcontractor | — |
| Reno, NV | Jensen Enterprises | 41157 | Supplier | — |
| Reno, NV | Purcell Electrical Professional Corp | 41039 | Subcontractor | — |
| Richmond, IL | 5366 Logistics Corp | 34392 | Subcontractor | — |
| Richmond, IN | Elevator Equipment Corporation | 40409 | Supplier | — |
| Ripon, WI | Accurate Control, Inc. | 25802 | Contractor | — |
| Riverside, IL | The Charlie Wiskey Company, LLC | 41060 | Supplier | — |
| Riverton, IL | S & W Contractors Of Illinois, Inc. | 35383 | Contractor | — |
| Robinson, IL | First Choice Electrical Services, LLC | 40791 | Subcontractor | — |
| Robinson, IL | Lytle Electric Company | 4192 | Contractor | — |
| Robinson, IL | SDR Coating Company, Inc | 40368 | Subcontractor | — |
| Roca, NE | Sitescapes, Inc | 41097 | Supplier | — |
| Rochelle, IL | Fehr-Graham & Associates LLC | 29822 | A/E | — |
| Rochelle, IL | TRCH LLC | 41026 | Subcontractor | — |
| Rochester, NY | Simplified Safety, Inc | 40349 | Supplier | — |
| Rock Falls, IL | BlueBird Contracting, Inc | 40124 | Subcontractor | — |
| Rock Falls, IL | Wiggins Computing LLC | 40381 | Subcontractor | — |
| Rock Hill, SC | Skyline Steel, LLC | 40643 | Supplier | — |
| Rock Island, IL | Crawford Heating & Cooling Co. | 4585 | Contractor | — |
| Rock Island, IL | IMEG Consultants Corp. | 34175 | A/E | — |
| Rock Island, IL | IMEG Consultants Corp. | 34310 | A/E | — |
| Rock Island, IL | Langman Construction, Inc. | 13375 | Contractor | — |
| Rock Island, IL | PRVN Consultants, Inc. | 33866 | A/E | — |
| Rock Island, IL | Veenstra & Kimm, Inc. | 34337 | A/E | — |
| Rockdale, IL | Indicom Electric Company, LLC | 30762 | Contractor | — |
| Rockton, IL | H.C. Anderson Roofing Company, Inc. | 26379 | Subcontractor | — |
| Rogers, MN | Veit & Company, Inc. | 35684 | Contractor | — |
| Rolling Hills Estates, CA | vCloudTech Inc. | 41136 | Supplier | — |
| Rolling Meadows, IL | Automatic Building Controls, LLC | 32286 | Contractor | — |
| Rolling Meadows, IL | Bear Construction Company | 28708 | Contractor | — |
| Rolling Meadows, IL | CARDINAL INDUSTRIAL DEVELOPMENT, LLC | 40563 | A/E Specialty Consultant | — |
| Rolling Meadows, IL | City Service Electric, Inc. | 34199 | Contractor | — |
| Rolling Meadows, IL | Commercial Specialties, Inc. | 33667 | Subcontractor | — |
| Rolling Meadows, IL | Innleadair LLC | 34781 | A/E | — |
| Rolling Meadows, IL | Pullman SST, Inc. | 41086 | Contractor | — |
| Rolling Meadows, IL | Specialty Consulting, Inc. | 40907 | A/E | — |
| Ronkonkoma, NY | Lab Crafters Inc. | 40639 | Subcontractor | — |
| Roscoe, IL | MTN Veteran Contracting, Inc. | 34115 | Supplier | — |
| Roselle, IL | A. WBE Contruction Services, LLC | 35254 | Subcontractor | — |
| Roselle, IL | BOS of Illinois Inc | 40600 | Subcontractor | — |
| Roselle, IL | Crown Coverings, Inc. | 40612 | Supplier | — |
| Roselle, IL | ENVIRO-MATERIAL TESTING INC | 40514 | Subcontractor | — |
| Roselle, IL | Kessor Enterprises, Ltd. dba Superior Labor Solutions | 32014 | Subcontractor | — |
| Rosemont, IL | Christopher B. Burke Engineering, Ltd. | 19446 | A/E | — |
| Rosemont, IL | Middleton Construction Consulting of Illinois LLC | 32084 | A/E Specialty Consultant | — |
| Rossville, TN | ELITE STORAGE PRODUCTS LLC | 40671 | Subcontractor | — |
| Ruma, IL | Rogers Redi-Mix Inc | 9208 | Supplier | — |
| Rushville, IL | Hood Construction Group Midwest, LLC | 32253 | Contractor | — |
| Sacramento, CA | Vanir Construction Management, Inc. | 33713 | Construction Manager | — |
| Sadorus, IL | Prairie Restorations, Inc. | 29386 | Contractor | — |
| Saint Charles, MO | TSI Global Companies, LLC | 41205 | Subcontractor | — |
| Saint Charles, IL | York Construction & Management Services, LLC. | 40326 | Subcontractor | — |
| Saint Peters, MO | Wright Construction Services, Inc | 40782 | Contractor | — |
| Salem, IL | ESI Structural Innovations, Inc. | 40743 | Supplier | — |
| Salem, IL | Purcell Electric Co Inc | 35715 | Subcontractor | — |
| Salem, IL | Salem Energy Savers, Inc. | 32740 | Supplier | — |
| Salem, IL | Security Alarm Corporation | 14590 | Contractor | — |
| Salt Lake City, UT | Biofire Defense LLC | 40052 | Vendor | — |
| San Diego, CA | BUILDING OWNERS ELEVATOR ADVOCATES, LLC | 40443 | Subcontractor | — |
| San Diego, CA | Illumina Inc | 40199 | Vendor | — |
| San Francisco, CA | Immersive Material LLC | 41095 | Vendor | — |
| Sandwich, IL | CJ Power, Inc | 40031 | Subcontractor | — |
| Sauget, IL | Keeley Construction Group, Inc. | 30121 | Contractor | — |
| Savoy, IL | Fuhrmann Engineering, Inc. | 34412 | A/E | — |
| Schererville, IN | CMM Group, Inc. | 30203 | Contractor | — |
| Schiller Park, IL | ARRP Trucking & Hauling, Inc. | 40617 | Subcontractor | — |
| Scott City, MO | Miller Drywall of Kentucky Inc. | 40100 | Subcontractor | — |
| Scott City, MO | Southern Fire Protection LLC | 40627 | Subcontractor | — |
| Seattle, WA | LMN Architects LLP | 34286 | A/E | — |
| Seattle, WA | Magnusson Klemencic Associates, Inc. | 29896 | A/E | — |
| Seattle, WA | Shannon & Wilson, Inc. | 34804 | A/E | — |
| Seattle, WA | Zimmer Gunsul Frasca Architects LLP | 34325 | A/E | — |
| Sesser, IL | Sesser Pave & Seal, Inc. | 35233 | Subcontractor | — |
| Shiloh, IL | Avian Inc | 31972 | Supplier | — |
| Shorewood, IL | CSN Electric LLC | 40719 | Contractor | — |
| Shorewood, IL | H & P Brickworks, Inc. | 32369 | Subcontractor | — |
| Silvis, IL | McClintock Trucking & Excavating, Inc | 40915 | Supplier | — |
| Silvis, IL | Miller Trucking & Excavating Company | 31670 | Contractor | — |
| Sioux City, IA | FEH Associates, Inc. | 31125 | A/E | — |
| Sioux Rapids, IA | Ranco Fertiservice, Inc | 40879 | Supplier | — |
| Skokie, IL | Enviroplus, Inc | 18601 | Contractor | — |
| Skokie, IL | Maron Electric Company | 414 | Contractor | — |
| Skokie, IL | Meccor Industries Limited | 16680 | Subcontractor | — |
| Sleepy Hollow, IL | Eaton Studios Inc. | 35865 | Vendor | — |
| South Beloit, IL | Mid-States Concrete Industries Inc | 31314 | Subcontractor | — |
| South Bend, IN | Shive-Hattery, Inc. | 41014 | A/E | — |
| South Chicago Heights, IL | ROBERT H. WARD & ASSOCIATES, INC | 40549 | Subcontractor | — |
| South Elgin, IL | ASC Fireproofing, LLC | 40358 | Subcontractor | — |
| South Elgin, IL | Carney and Company Inc | 31233 | Subcontractor | — |
| South Elgin, IL | Maintenance Coatings Co. | 40724 | Subcontractor | — |
| South Holland, IL | Bartkowski Life Safety Corp | 40624 | Subcontractor | — |
| South Holland, IL | Bravo Technology Group, INC. | 41022 | Subcontractor | — |
| South Holland, IL | Environmental Protection Industries, Inc. | 30431 | Contractor | — |
| South Holland, IL | Glass Management Services, Inc. | 32676 | Subcontractor | — |
| South Holland, IL | Jacobs and Maciejewski A.I.A. and Associates, Architects, PC | 29403 | A/E | — |
| South Holland, IL | National HVAC, Inc | 33171 | Subcontractor | — |
| South Holland, IL | Whited Brothers, Inc. | 27539 | Contractor | — |
| Sparrows Point, MD | ALUMA SYSTEMS CONCREATE CONSTRUCTION, LLC | 40489 | Supplier | — |
| Sparta, IL | Haury Plumbing and Heating, Inc. | 265 | Contractor | — |
| Sparta, IL | Watson Excavating LLC | 40716 | Supplier | — |
| Spokane, WA | MEPX Technical Engineering Services LLC | 41100 | A/E Specialty Consultant | — |
| Spokane Valley, WA | Metallic Arts II, Inc. | 32985 | Vendor | — |
| Spring Grove, IL | Holian Insulation Company | 20033 | Contractor | — |
| Spring Valley, NY | Lecroy Corp | 26144 | Vendor | — |
| Springboro, OH | High Concrete Group LLC | 40308 | Subcontractor | — |
| Springfield, MO | Crawford, Murphy & Tilly, Inc. | 28472 | A/E | — |
| St Charles, IL | Aerapy, LLC | 41134 | Supplier | — |
| St Charles, IL | Alpine Demolition Services, LLC | 35212 | Contractor | — |
| St Charles, IL | Batir Architecture, Ltd. | 30897 | A/E | — |
| St Charles, MO | CCIMW, LLC | 33368 | Subcontractor | — |
| St Charles, IL | Everlast Blacktop, Inc. | 35561 | Contractor | — |
| St Charles, IL | Fox River Components, Inc. | 32100 | Supplier | — |
| St Charles, IL | Gateway Glazing, Inc. | 35537 | Contractor | — |
| St Charles, IL | M Cannon Roofing Co LLC | 31430 | Subcontractor | — |
| St Charles, IL | P & J Masonry Restoration Professionals Inc. | 40466 | Contractor | — |
| St Charles, IL | WBK Engineering, LLC | 29442 | A/E | — |
| St Elmo, IL | Kyle Austin dba K & C Excavating LLC | 40841 | Contractor | — |
| St Paul, MN | Toltz, King, Duvall, Anderson and Associates, Inc. | 35239 | A/E | — |
| St Peters, MO | American Asbestos Abatement LLC | 35596 | Contractor | — |
| St Peters, MO | LASZLO CORPORATION | 40931 | Supplier | — |
| St. Louis, MO | Scobis Homes, LLC | 41216 | Subcontractor | — |
| St. Louis, MO | Staat Inc | 41223 | Subcontractor | — |
| Stafford, TX | Laser Shot, Inc | 41092 | Supplier | — |
| Steeleville, IL | H & N Construction, Inc. | 26522 | Contractor | — |
| Steeleville, IL | United Bridge Builders Inc. | 40651 | Supplier | — |
| Steeleville, IL | United Fencing Inc | 40969 | Subcontractor | — |
| Steeleville, IL | United Ironworkers, Inc. | 31908 | Supplier | — |
| Steeleville, IL | United Rebar Inc. | 40616 | Supplier | — |
| Steger, IL | Seal Tight Exteriors Inc. | 33189 | Contractor | — |
| Sterling, IL | Hibbard Builders, Inc | 40113 | Subcontractor | — |
| Sterling, IL | Sterling Commercial Roofing, a Tecta America Co. LLC | 40758 | Contractor | — |
| Stickney, IL | New Age Electric, LLC | 35921 | Contractor | — |
| Stonefort, IL | AR Martin Construction LLC | 40606 | Subcontractor | — |
| Stratford, WI | Structures Unlimited LLC | 35597 | Supplier | — |
| Streamwood, IL | Crowne Industries, Ltd. | 35894 | Subcontractor | — |
| Streator, IL | Vissering Construction Company | 20353 | Contractor | — |
| Sugar Grove, IL | S&S Metals LTD. | 40306 | Subcontractor | — |
| Sugar Grove, IL | Semper Fi Land Inc. | 34193 | Contractor | — |
| Sugar Land, TX | Pinnacle Infotech, Inc | 41101 | Subcontractor | — |
| Sullivan, IL | Courtice/Grayson, LLC | 30547 | A/E | — |
Alphabetical order — this site ranks no one. Companies in the Illinois Capital Development Board file of October 2, 2026. Individuals are not on this site. How to read this.