Companies in smaller places — page 1 of 5
Localities with fewer than 10 listed entries — 1,373 in all.
| Place | Company | Vendor ID | Role | Since |
|---|---|---|---|---|
| * No City *, IL | Imaging Research, Inc. | 23536 | Vendor | — |
| * No City *, IL | Parkscape Solutions LLC | 40592 | Subcontractor | — |
| * No City *, IL | Plant Water Status Instr., Inc | 18691 | Vendor | — |
| * No City *, IL | SD Industries, LLC | 40603 | Supplier | — |
| * No City *, IL | Sunnoo Inc | 35939 | Supplier | — |
| * No City *, IL | The G-S Company | 40634 | Supplier | — |
| * No City *, IL | Valmont Telecommunications, Inc. | 40645 | Supplier | — |
| Addieville, IL | Lake Contracting, Inc. | 18372 | Contractor | — |
| Akron, OH | Domokur & Associates, LLC | 32193 | A/E | — |
| Albers, IL | Kehrer Brother's West Roofing, Inc. | 26557 | Contractor | — |
| Algonquin, IL | Matrix Utility Construction, Ltd. | 40304 | Subcontractor | — |
| Algonquin, IL | Rezzar Demolition, LLC | 41091 | Subcontractor | — |
| Alsip, IL | Aetna Engineering Work Inc | 40376 | Subcontractor | — |
| Alsip, IL | B. Bruce Inc. | 31491 | Subcontractor | — |
| Alsip, IL | C.J. Erickson Plumbing Co. | 180 | Contractor | — |
| Alsip, IL | G & C Construction & Sealants Inc. | 33749 | Subcontractor | — |
| Alsip, IL | Grove Masonry Maintenance, Inc. | 21883 | Contractor | — |
| Alsip, IL | J & A Elite Construction Inc | 40406 | Subcontractor | — |
| Alsip, IL | RJL Group, Inc. | 35289 | Contractor | — |
| Alsip, IL | Tori Construction, LLC | 30583 | Contractor | — |
| Alton, IL | General Waste Services, Inc. | 28103 | Contractor | — |
| Alton, IL | Juniper Environmental, LLC | 40669 | Subcontractor | — |
| Alton, IL | Moore Painting Co. | 32730 | Subcontractor | — |
| Alton, IL | Seiler Excavating Inc | 40757 | Supplier | — |
| Alton, IL | Stutz Excavating, Inc. | 13982 | Contractor | — |
| Anaheim, CA | Transitional Technology Inc. | 22130 | Vendor | — |
| Anaheim, CA | West Bond, Inc | 19545 | Vendor | — |
| Anna, IL | Dodd Architects PLLC | 40023 | A/E | — |
| Anna, IL | Waller Electric, LLC | 35958 | Subcontractor | — |
| Antioch, IL | EMERSON CONSTRUCTION, LLC | 40476 | Subcontractor | — |
| Arenzville, IL | CS Dozing LLC | 34888 | Subcontractor | — |
| Argenta, IL | 2k Commercial Construction Inc. | 41038 | Subcontractor | — |
| Armstrong, IL | All-Wall Coating LLC | 35355 | Subcontractor | — |
| Ashley, IL | Guinzy Construction, Inc. | 18956 | Contractor | — |
| Astoria, IL | CAMERON WESTLAKE CONSTRUCTION LLC. | 41012 | Subcontractor | — |
| Atlanta, GA | Turner & Townsend Heery, LLC | 30754 | Construction Manager | — |
| Atwood, IL | DESIGN GLASS AND ALUMINUM LLC | 40823 | Supplier | — |
| Austin, TX | Lexbe,inc | 40666 | Supplier | — |
| Austin, TX | RVE, Inc. | 41034 | A/E Specialty Consultant | — |
| Austin, TX | Solon Consulting LLC | 41050 | Supplier | — |
| Austin, TX | Walter P Moore and Associates, Inc. | 40587 | A/E | — |
| Ava, IL | DS Custom Builders, LLC | 41127 | Subcontractor | — |
| Aventura, FL | Series USA, LLC | 41218 | Subcontractor | — |
| Baltimore, MD | Ayers/Saint/Gross Incorporated | 34249 | A/E | — |
| Baltimore, MD | Design Collective, Inc | 35642 | A/E | — |
| Baltimore, MD | RMF Engineering, Inc., P.C. | 28624 | A/E | — |
| Baltimore, MD | Whitman, Requardt and Associates, LLP | 34720 | A/E Specialty Consultant | — |
| Bannockburn, IL | Rework, LLC | 40390 | Supplier | — |
| Barrington, IL | A. Horn, Inc. | 30703 | Contractor | — |
| Barrington, IL | Cardinal State LLC | 35358 | Subcontractor | — |
| Barrington, NJ | Edmund Scientific Co | 11647 | Vendor | — |
| Barrington, IL | Hutchinson Design Group, Ltd. | 29100 | A/E | — |
| Barrington, IL | KEO Illinois, LLC | 40171 | Contractor | — |
| Barrington, IL | Pepper Construction Co. | 4898 | Subcontractor | — |
| Barrington Hills, IL | HONCH CONCRETE, LLC | 41151 | Subcontractor | — |
| Bartelso, IL | Kohrmann Electric Co., Inc. | 16369 | Contractor | — |
| Bartelso, IL | TEK Construction, Inc. | 40887 | Subcontractor | — |
| Bartlett, IL | Great Lakes Landscape Company | 18939 | Subcontractor | — |
| Bartlett, IL | H & H SEALCOATING, INC | 40543 | Subcontractor | — |
| Bartlett, IL | SRN Testing Services, LLC | 40138 | Subcontractor | — |
| Bartlett, IL | WD3 Associates | 35359 | Supplier | — |
| Bartonville, IL | Dashco, Inc. | 33522 | Subcontractor | — |
| Bartonville, IL | SEMMCO Inc. | 40663 | Supplier | — |
| Batavia, IL | Edge Associates, Inc. | 34131 | A/E Specialty Consultant | — |
| Batavia, IL | Interiors for Business, Inc. | 32626 | Subcontractor | — |
| Baton Rouge, LA | Werco Building Specialties, Inc. | 40846 | Vendor | — |
| Beardstown, IL | Illinois Forest Products Co. | 2421 | Subcontractor | — |
| Beckemeyer, IL | Rooter's American Maintenance, Inc. | 30823 | Contractor | — |
| Bellevue, IL | Benchmark Cabinets & Millwork, Inc. | 35170 | Subcontractor | — |
| Bellevue, WA | Coppertree Analytics Ltd. | 40832 | Subcontractor | — |
| Bellwood, IL | Ameriscan Designs Inc | 32029 | Subcontractor | — |
| Bellwood, IL | Simpson Construction Co. | 4247 | Contractor | — |
| Beloit, WI | Grommes Millwork Inc | 40910 | Supplier | — |
| Belvidere, IL | Harris Rebar Rockford Inc. | 31462 | Subcontractor | — |
| Belvidere, IL | TAMAYO CARTAGE, INC | 40449 | Subcontractor | — |
| Bement, IL | LynchCo Construction Inc | 35250 | Supplier | — |
| Benton, IL | F. W. Electric, Inc. | 15289 | Contractor | — |
| Benton, IL | Illini Asphalt Corporation | 22559 | Subcontractor | — |
| Berkley, MI | Stantec Architecture Inc. | 33349 | A/E | — |
| Berwyn, IL | M&S Taping Services Inc | 40726 | Subcontractor | — |
| Bethalto, IL | G.R.P. Mechanical Company, Inc. | 25833 | Contractor | — |
| Bethalto, IL | Mission Ready Contracting, LLC | 40963 | Supplier | — |
| Bettendorf, IA | Allied Construction Services Inc | 1109 | Subcontractor | — |
| Bettendorf, IA | Economy Roofing & Insulating Co. | 161 | Subcontractor | — |
| Bettendorf, IA | General Constructors, Inc. of the Quad Cities | 35120 | Contractor | — |
| Bettendorf, IA | IMEG Consultants Corp. | 34314 | A/E | — |
| Bettendorf, IA | Schebler Company The | 14774 | Subcontractor | — |
| Bettendorf, IA | Shive-Hattery, Inc | 40047 | A/E | — |
| Bettendorf, IA | Terracon Consultants, Inc. | 29346 | A/E | — |
| Big Rock, IL | Volt Electric, Inc. | 34170 | Contractor | — |
| Bloomingdale, IL | ABM Commercial Flooring, Inc | 28017 | Subcontractor | — |
| Bloomingdale, IL | Exodus Environmental LLC | 41109 | Subcontractor | — |
| Bloomingdale, IL | Lakeside Electric, Inc | 40761 | Subcontractor | — |
| Bloomingdale, IL | PREFERRED ELECTRIC CONSTRUCTION CO | 40461 | Contractor | — |
| Bloomingdale, IL | William T. Connelly Inc. | 30118 | Contractor | — |
| Bloomington, IN | B&L Sheet Metal and Roofing, a Tecta America Company, LLC | 40379 | Subcontractor | — |
| Blue Island, IL | Krause Construction Inc. | 40117 | Contractor | — |
| Bogart, GA | Nawkaw, Inc. | 40874 | Subcontractor | — |
| Boggstown, IN | Beaty Construction, Inc. | 41161 | Subcontractor | — |
| Bolingbrook, IL | L. Schroeder Consulting Inc, | 41214 | A/E Specialty Consultant | — |
| Bolingbrook, IL | S.I.R. Trucking, Inc. | 40610 | Subcontractor | — |
| Bolingbrook, IL | Stevenson Crane Service Inc | 31728 | Subcontractor | — |
| Bolingbrook, IL | United Glass Inc | 35760 | Subcontractor | — |
| Bolingbrook, IL | Valor Technologies, Inc. | 26782 | Contractor | — |
| Bolingbrook, IL | Veenstra & Kimm, Inc. | 40062 | A/E | — |
| Bolingbrook, IL | Zepole Restaurant Supply Co | 40401 | Subcontractor | — |
| Bonner Springs, KS | Berkel & Company Contractors Inc | 7986 | Subcontractor | — |
| Boston, MA | Goody, Clancy & Associates, Inc. | 29213 | A/E | — |
| Boston, MA | Leers, Weinzapfel Associates Architects, Inc. | 41001 | A/E | — |
| Boston, MA | Payette Associates Inc. | 30147 | A/E | — |
| Boston, MA | R.G. Vanderweil Engineers, LLP | 41024 | A/E Specialty Consultant | — |
| Boston, MA | Sasaki Associates, Inc. | 16336 | A/E | — |
| Boston, MA | William Rawn Associates, Architects, Inc. | 33380 | A/E | — |
| Bourbonnais, IL | JC Insulation Inc. | 34813 | Supplier | — |
| Bourbonnais, IL | Lambert Sign Solutions, Inc. | 40929 | Vendor | — |
| Bourbonnais, IL | Schmidt Electric Inc. | 40626 | Subcontractor | — |
| Bradley, IL | Keast Electric Inc | 41061 | Subcontractor | — |
| Bradley, IL | Ruben E. Smith Const. and R & R, Inc. | 12975 | Contractor | — |
| Breese, IL | Glass and Auto Cosmetics Inc. | 40439 | Subcontractor | — |
| Breese, IL | Groundworks Contracting Inc | 40935 | Subcontractor | — |
| Breese, IL | Henry, Meisenheimer & Gende, Incorporated | 1684 | A/E | — |
| Breese, IL | Litteken Construction Company, LLC | 30401 | Contractor | — |
| Breese, IL | Poettker Construction Company | 35756 | Construction Manager | — |
| Breese, IL | Poettker Construction Company | 1594 | Contractor | — |
| Brentwood, MO | M/R & ASSOCIATES, INC. | 41225 | Supplier | — |
| Bridgeport, IL | CLT Electric LLC | 40837 | Subcontractor | — |
| Bridgeport, NJ | Xylem Dewatering Solutions, Inc. | 40288 | Supplier | — |
| Bridgeton, MO | Bartch Roofing Co Inc | 15740 | Subcontractor | — |
| Bridgeton, MO | BRK Electrical Contractors LLC | 40607 | Subcontractor | — |
| Bridgeton, MO | Rice Equipment Co., Inc. | 40884 | Subcontractor | — |
| Bridgeton, MO | Rollie Johnson Inc | 31066 | Supplier | — |
| Bridgeton, MO | TRI-STATE EQUIPMENT COMPANY INC | 40517 | Subcontractor | — |
| Bridgeview, IL | Drive Construction, Inc. | 32661 | Contractor | — |
| Bridgeview, IL | Imperial Crane Services, Inc. | 40296 | Contractor | — |
| Bridgeview, IL | J B Erectors, Inc. | 35773 | Subcontractor | — |
| Bridgeview, IL | Jensen Window Corporation | 32216 | Subcontractor | — |
| Bridgeview, IL | McCauley Mechanical Construction, Inc. | 6106 | Contractor | — |
| Bridgeview, IL | RV Builders, Corp. | 32690 | Subcontractor | — |
| Bridgeview, IL | Syserco Midwest, Inc. | 35235 | Subcontractor | — |
| Brighton, IL | Big Dogs Contracting, LLC | 40609 | Subcontractor | — |
| Brighton, IL | Midwest Mowing, Inc | 40732 | Subcontractor | — |
| Brighton, CO | Orion Environmental, Inc | 40342 | Subcontractor | — |
| Brighton, IL | Pugsley Byrne JV2, LLC | 40735 | Subcontractor | — |
| Bristol, WI | Birdsong, Inc. | 40681 | Supplier | — |
| Broadview, IL | Air Comfort, LLC | 26454 | Contractor | — |
| Broadview, IL | Chas. F. Bruckner & Son, Inc. | 4059 | Contractor | — |
| Broadview, IL | Environment Mechanical Services, Inc. | 40091 | Subcontractor | — |
| Broadview, IL | JM Polcurr, Inc. | 26803 | Contractor | — |
| Broadview, IL | NESKO ELECTRIC COMPANY | 40298 | Subcontractor | — |
| Broadview, IL | Standard Cartage Company, Inc. | 33729 | Subcontractor | — |
| Brookfield, IL | Elemental Air Heating and Cooling LLC | 41094 | Subcontractor | — |
| Brookfield, IL | Ideal Heating Company | 1460 | Contractor | — |
| Brookfield, IL | Smego LLC | 40902 | Subcontractor | — |
| Brookfield, IL | Unique Plumbing Company, Inc. | 18302 | Subcontractor | — |
| Brooklyn, NY | 1 Stop Electronics Center, Inc | 35963 | Supplier | — |
| Brownstown, IL | Mason's Masonry Restoration, Inc. | 26223 | Contractor | — |
| Brownsville, WI | Michels Construction, Inc. | 35839 | Contractor | — |
| Buffalo Grove, IL | ECS Midwest, LLC | 31827 | A/E | — |
| Buffalo Grove, IL | Emcor Services Team Mechanical Inc | 32772 | Subcontractor | — |
| Buffalo Grove, IL | Fence Solutions Co | 40382 | Subcontractor | — |
| Buffalo Grove, IL | Lipp A/V Design, Inc. | 33700 | Subcontractor | — |
| Buffalo Grove, IL | Matan's Painting and Decorating, Ltd. | 35683 | Subcontractor | — |
| Buffalo Grove, IL | Shinetoo Lighting USA LLC | 40305 | Supplier | — |
| Bunker Hill, IL | Green Trac, LLC | 30803 | Subcontractor | — |
| Burbank, OH | GShort.com, LLC | 31739 | A/E Specialty Consultant | — |
| Burlingame, CA | Colin Gordon Associates | 41076 | A/E Specialty Consultant | — |
| Burlington, IA | Frank Millard & Co., Inc. | 16447 | Contractor | — |
| Burr Ridge, IL | ABNA of Illinois. Inc. | 35413 | A/E | — |
| Burr Ridge, IL | All-Bry Construction Company | 29902 | Contractor | — |
| Burr Ridge, IL | Industrial Electric Supply, Inc | 34925 | Supplier | — |
| Burr Ridge, IL | Inspiring Technologies Corp | 35506 | Subcontractor | — |
| Burr Ridge, IL | J&M Tile Inc | 40773 | Subcontractor | — |
| Burr Ridge, IL | OREMUS MATERIAL LLC | 40448 | Supplier | — |
| Burr Ridge, IL | Tuschall Engineering Co, Inc | 7705 | Subcontractor | — |
| Burr Ridge, IL | Veteran Transportation Services LLC | 40682 | Subcontractor | — |
| Byron, IL | Huskie Contractors LLC | 40295 | Subcontractor | — |
| Cabin John, MD | Hopkins Foodservice Specialists, Inc. | 40321 | A/E Specialty Consultant | — |
| Caledonia, MI | Supply Network, Inc. | 40220 | Supplier | — |
| Calumet City, IL | C & G Construction Supply Company, Inc. | 33383 | Supplier | — |
| Calumet City, IL | Calumet City Plumbing and Heating Co., Inc. | 28100 | Contractor | — |
| Calumet City, IL | Global Water Technology Inc | 31797 | Subcontractor | — |
| Calumet City, IL | Jerry & Son Roofing & Remodeling Inc | 35806 | Subcontractor | — |
| Calumet City, IL | War Dawgs Logistics LLC | 40857 | Supplier | — |
| Calumet Park, IL | iSource Solutions Inc | 40977 | Supplier | — |
| Calumet Park, IL | Livewire Electrical Systems, Inc. | 32695 | Subcontractor | — |
| Camargo, IL | H & W Carriers Inc | 13655 | Vendor | — |
| Campbell Hill, IL | C-Hill Civil Contractors, Inc. | 40622 | Subcontractor | — |
| Canton, IL | Hoops Painting Inc. | 40780 | Subcontractor | — |
| Cape Girardeau, MO | 5th Meridian Group | 35955 | Subcontractor | — |
| Cape Girardeau, MO | Cape Paint & Glass, Inc. | 40653 | Subcontractor | — |
| Carle Place, NY | Laboratory Furniture Inc | 14247 | Vendor | — |
| Carlinville, IL | Griffith Plumbing & Heating Inc | 12482 | Subcontractor | — |
| Carmel, IN | BSA LifeStructures, Inc. | 29198 | A/E | — |
| Carnegie, PA | DGI-MENARD, INC | 40481 | Subcontractor | — |
| Carol Stream, IL | American Demolition Corporation | 19425 | Contractor | — |
| Carol Stream, IL | Artlow Systems Inc | 31830 | Subcontractor | — |
| Carol Stream, IL | Carbo Construction, Inc. | 32978 | Subcontractor | — |
| Carol Stream, IL | LeElectric Inc | 41063 | Subcontractor | — |
| Carol Stream, IL | NIC SOLUTIONS LLC | 40473 | Subcontractor | — |
| Carol Stream, IL | Testing Service Corporation | 1903 | A/E Specialty Consultant | — |
| Carol Stream, IL | Triad Associates, Inc | 41166 | Subcontractor | — |
| Carpentersville, IL | D & H Energy Management Company, LLC | 32909 | Subcontractor | — |
| Carpentersville, IL | JCNC Ventures Inc. dba Tru-Seal | 33022 | Subcontractor | — |
| Carrollton, TX | WJHW, Inc. | 40822 | A/E Specialty Consultant | — |
| Carterville, IL | BH Electric LLC | 40848 | Subcontractor | — |
| Carterville, IL | HSG Mechanical Contractors, Inc. | 25695 | Contractor | — |
| Carterville, IL | May Excavating Inc. | 40620 | Contractor | — |
| Cary, IL | Schnabel Foundation Company | 6223 | Contractor | — |
| Casey, IL | Spittler Excavating LLC | 40809 | Subcontractor | — |
| Caseyville, IL | CNC FOUNDATIONS, INC. | 40830 | Subcontractor | — |
| Caseyville, IL | Midwest Municipal Supply, Inc | 36005 | Supplier | — |
| Caseyville, IL | Mosaic Associates, Inc. | 40402 | Subcontractor | — |
| Cedar Rapids, IA | Altorfer Inc | 28966 | Supplier | — |
| Cedar Rapids, IA | CellSite Solutions, LLC | 40396 | Supplier | — |
| Cedar Rapids, IA | HR Green, Inc. | 29537 | A/E | — |
| Centralia, IL | 618 Civil Contracting LLC | 35931 | Subcontractor | — |
| Centralia, IL | Industrial Mechanical Contractors, LLC | 17478 | Contractor | — |
| Centralia, IL | Johannes Construction, Inc. | 20755 | Contractor | — |
| Centralia, IL | Shores Builders, Inc. | 22003 | Contractor | — |
| Chandler, AZ | Axis Portable Air LLC | 40356 | Supplier | — |
| Channahon, IL | Brieser Construction Co. | 14414 | Contractor | — |
| Chapel Hill, NC | Theatre Consultants Collaborative, Inc. | 40670 | A/E Specialty Consultant | — |
| Chapin, IL | Artisan Consulting Engineers, LLC | 33733 | A/E | — |
| Charleston, IL | Alanis Contractors, Inc | 40953 | Subcontractor | — |
| Charleston, IL | Ne-Co Asphalt Co. Inc. | 4196 | Contractor | — |
| Charlotte, NC | United Rentals (North America), Inc. | 31727 | Supplier | — |
| Chatham, IL | GE Painting and Finishing, Inc. | 40410 | Subcontractor | — |
| Chatham, IL | Illinois Certified, LLC | 40943 | Subcontractor | — |
| Chenoa, IL | Leger Company LLC | 40912 | Supplier | — |
| Cherry, IL | Gillan Construction LLC | 35738 | Contractor | — |
| Cherry Hill, NJ | Stonhard Division of Stoncor Group Inc | 31436 | Subcontractor | — |
| Cherry Valley, IL | Central Point Restorations, Inc | 40808 | Subcontractor | — |
| Cherry Valley, IL | Ceroni Piping Co. | 35825 | Subcontractor | — |
| Cherry Valley, IL | Cooling Land Concepts LLC | 31188 | Subcontractor | — |
| Cherry Valley, IL | Ringland-Johnson, Inc. | 11860 | Contractor | — |
| Cherry Valley, IL | Rock Valley Glass of Rockford, Inc. | 31920 | Subcontractor | — |
| Chester, IL | Red Dot Construction and Equipment Rentals, Inc. | 16631 | Contractor | — |
| Chesterfield, MO | Ceiling Tile Services Inc | 41149 | Subcontractor | — |
| Chesterfield, MO | Michael K. Swim, Consulting Engineer, Inc. | 32334 | A/E | — |
| Chesterfield, IL | Spectrum Environmental, LLC | 40355 | Contractor | — |
| Chicago Heights, IL | Great Lakes Concrete LLC | 41207 | Supplier | — |
| Chicago Heights, IL | Iron Patriot Fabworks, Inc. | 41099 | Subcontractor | — |
| Chicago Ridge, IL | Great Lakes Stair & Steel, Inc. | 33283 | Subcontractor | — |
| Chicago Ridge, IL | W. W. Timbers, Inc. | 41145 | Subcontractor | — |
| Cicero, IL | A.L.L. Masonry Construction Co., Inc. | 20684 | Contractor | — |
| Cicero, IL | DisposAll Services LLC | 35541 | Subcontractor | — |
| Cicero, IL | M & J Asphalt Paving Company, Inc. | 32589 | Subcontractor | — |
| Cincinnati, OH | PROSPIANT, INC | 33453 | Subcontractor | — |
| Circle Pines, MN | Lindig Corp. | 23534 | Vendor | — |
| Cleveland, OH | The Cleveland Marble Mosaic Co | 35482 | Subcontractor | — |
| Clifton Park, NY | Mechanical Testing, Inc. | 40329 | Subcontractor | — |
| Coal City, IL | D. Construction, Inc. | 2407 | Contractor | — |
| Cold Spring, MN | Cold Springs Granite Company | 32461 | Vendor | — |
| Collinsville, IL | Civil Design, Inc. | 40126 | A/E | — |
| Collinsville, IL | EDM Incorporated | 27800 | A/E | — |
| Collinsville, IL | Fuhrmann Engineering, Inc. | 34411 | A/E | — |
| Collinsville, IL | Lakeside Roofing Company | 23277 | Contractor | — |
| Collinsville, IL | Oates Associates, Inc. | 20405 | A/E | — |
| Colona, IL | Rock River Electric Inc | 30687 | Contractor | — |
| Colorado Springs, CO | Security Design Consulting, LLC | 41219 | A/E Specialty Consultant | — |
| Columbia, IL | Heneghan and Associates, P.C. | 29828 | A/E | — |
| Columbia, IL | Toenjes Brick Contracting Inc. | 31916 | Subcontractor | — |
| Columbus, OH | ASC Group Inc | 40599 | A/E Specialty Consultant | — |
| Columbus, IL | Cummins Inc. | 34147 | Supplier | — |
| Compton, CA | Florence Filter Corp | 40408 | Supplier | — |
| Concord, MA | InversEnergy Inc | 40389 | A/E Specialty Consultant | — |
| Concord, CA | TIMBERLAB, INC. | 40918 | Supplier | — |
| Cortland, IL | CF FENCE LLC | 40502 | Subcontractor | — |
| Country Club Hills, IL | Araiza Corporation | 35500 | Subcontractor | — |
| Country Club Hills, IL | International Code Council Inc | 40506 | Vendor | — |
| Countryside, IL | Matrix Holdings LLC | 35189 | Contractor | — |
| Countryside, IL | Schwartz Construction Group, Inc. | 33301 | Contractor | — |
| Covington, IN | TERRY FINDLAY, INC | 40577 | Subcontractor | — |
| Creal Springs, IL | Terra Pro Excavating, LLC | 40316 | Subcontractor | — |
| Crest Hill, IL | CCI Flooring Inc | 31427 | Subcontractor | — |
| Crest Hill, IL | Otto Baum Company, Inc. | 26591 | Contractor | — |
| Crest Hill, IL | UNI MAX MANAGEMENT CORP | 41016 | Subcontractor | — |
| Crestwood, IL | Five Star Hauling Inc. | 35543 | Supplier | — |
| Crestwood, IL | J.L.D.C. Construction, Inc. | 35690 | Subcontractor | — |
| Crete, IL | Dynamic Industrial Services Inc. | 40892 | Contractor | — |
| Crete, IL | Integrated Demolition Service, LLC | 34801 | Subcontractor | — |
| Crete, IL | International Quality Contracting, Inc. | 35385 | Contractor | — |
| Crete, IL | Quality Controls, Inc. | 25988 | Contractor | — |
| Creve Coeur, MO | BSA LifeStructures Inc. | 34736 | A/E | — |
| Crown Point, IN | ENCLOSURE SOLUTIONS & FACADES, LLC | 40480 | Subcontractor | — |
| Crown Point, IN | Mechanical Test & Balance Inc | 31619 | Subcontractor | — |
| Crystal Lake, IL | ALPHA CONSTRUCTION GROUP, INC | 40468 | Subcontractor | — |
| Crystal Lake, IL | BECMAR SPRINKLER SYSTEMS, INC | 40961 | Subcontractor | — |
| Crystal Lake, IL | Curran Contracting Company | 21970 | Contractor | — |
| Crystal Lake, IL | Direct Design, Ltd. | 19795 | A/E | — |
| Crystal Lake, IL | Direct Steel LLC | 32441 | Contractor | — |
| Crystal Lake, IL | L.B. Hall Enterprises, Inc. | 32975 | Contractor | — |
| Crystal Lake, IL | Paragon Mill & Casework, Inc | 40602 | Subcontractor | — |
| Crystal Lake, IL | R & J Masonry and Restoration Inc. | 35535 | Subcontractor | — |
| Crystal Lake, IL | Reliant Contract Glass, Inc. | 34958 | Subcontractor | — |
| Cumming, GA | H.E. Hodge Company, Inc | 40372 | Subcontractor | — |
| Dallas, TX | Jacobs Engineering Group Inc. | 30626 | A/E | — |
| Dallas, TX | ReStl Engineers TX, LLC | 41114 | Subcontractor | — |
| Dallas, TX | Walter P Moore and Associates, Inc. | 40588 | A/E | — |
| Danville, IL | Anderson Electric Inc. | 4966 | Contractor | — |
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.