| Clark Foam Products Corporation | 9 | $20,140 | Jun 9, 2026 |
| Classic Air, Inc. | 1 | $3,226 | Aug 1, 2024 |
| Classic Plumbing of Illinois Corp | 10 | $17,451 | Jul 17, 2026 |
| Classic Roofing Repairs, Inc. | 13 | $49,573 | Nov 28, 2017 |
| Clausen Structures, Inc. | 31 | $34,500 | Aug 12, 2019 |
| CLC Electric Inc. | 4 | $5,280 | May 13, 2015 |
| CLD Construction, Inc. | 3 | $2,800 | Mar 18, 2015 |
| Clear Channel Outdoor, LLC | 2 | $8,750 | Jan 17, 2020 |
| Cleats MFG., Inc. | 14 | $7,185 | Dec 1, 2020 |
| Clover Plastics LLC | 14 | $6,150 | Aug 23, 2017 |
| Cloverhill, Inc. | 16 | $5,346 | Feb 11, 2022 |
| CMV Development LLC | 4 | $8,440 | Mar 25, 2025 |
| CN Granite, Inc. | 14 | $9,700 | Apr 3, 2025 |
| Colbert Packaging Corporation | 50 | $7,450 | Jun 14, 2017 |
| Color Cocktail Gallery, LLC | 7 | $6,914 | Apr 18, 2024 |
| Columbia Metal Spinning Co. | 15 | $26,300 | Dec 16, 2025 |
| Columbia Pipe & Supply Co. | 22 | $28,415 | Nov 23, 2015 |
| Combined Roofing Services, LLC | 13 | $62,974 | Oct 20, 2026 |
| Commercial Pallet, Inc. | 7 | $8,000 | Apr 4, 2018 |
| Commonwealth Edison Company | 207 | $166,096 | Jul 8, 2026 |
| Community First Healthcare of Illinois, Inc. | 2 | $8,771 | May 7, 2021 |
| Complex Structures Group, LLC dba Chicago Steel Construction | 1 | $0 | Feb 20, 2026 |
| Computer Digital Imaging, Corp. | 1 | $0 | Jun 8, 2017 |
| Concept Laboratories, Inc. | 6 | $14,190 | Mar 13, 2025 |
| Concept Plumbing, Inc. | 42 | $29,152 | Apr 13, 2026 |
| Concerto Renal Services LLC | 2 | $9,000 | Apr 24, 2020 |
| Concession Services Inc. | 4 | $7,900 | Mar 10, 2016 |
| Concrete Structures of the Midwest, Inc. | 53 | $55,736 | Jun 14, 2018 |
| Conexus Food Solutions LLC | 5 | $32,747 | May 10, 2024 |
| Connie's Pizza, Inc. | 4 | $7,982 | Oct 11, 2018 |
| Construction Cleaning Company | 3 | $5,000 | Sep 15, 2025 |
| Construction Management Services Group, Inc. | 2 | $3,200 | Feb 18, 2016 |
| Continental Contractors 2000, Inc. | 2 | $4,000 | May 11, 2015 |
| Continental Windows and Glass Corporation | 14 | $23,500 | Aug 24, 2022 |
| Contractors Access Equipment Co., Inc. | 16 | $13,621 | Jul 15, 2024 |
| Cook County Circuit Court - Juvenile Probation Dept. | 1 | $0 | Mar 21, 2017 |
| Cook County Health & Hospital System - John H. Stroger, JR. Hospital | 2 | $0 | Jul 12, 2017 |
| Cook County Health & Hospital Systems - Oak Forest Health Center | 2 | $0 | Oct 30, 2015 |
| Cook County Health & Hospitals Systems - John H. Stroger, JR. Hospital - Admin BLDG. | 2 | $0 | Apr 28, 2017 |
| Cook County Health and Hospital System-Human Resources Dept. | 2 | $0 | Mar 26, 2015 |
| Cook County Sheriff | 1 | $0 | May 15, 2020 |
| Cook County Sheriff - Dept. of Corrections - Cermak Hospital Div. 8 | 2 | $0 | Feb 1, 2018 |
| Cook County Sheriff - Dept. of Corrections - Div. 8 | 1 | $0 | Jan 15, 2026 |
| Cook County Sheriff - Dept. of Corrections - Division 08 Rtu | 5 | $0 | Dec 18, 2017 |
| Cook County Sheriff - Police Department | 4 | $0 | Jun 21, 2017 |
| Cook County Sheriff's Office - BLDG. 2 | 2 | $0 | Jan 23, 2015 |
| Cook County Sheriff's Office - Dept. of Corrections - Div. 9 | 3 | $0 | Dec 8, 2025 |
| Cordos Development & Associates, LLC | 2 | $1,619 | Jan 15, 2020 |
| Corporate Cleaning Services Inc., dba Corporate Cleaning Services | 1 | $5,691 | Aug 31, 2018 |
| Corporate Cleaning Services, Inc. | 5 | $9,932 | Aug 21, 2019 |
| Covey Machine, Inc. | 8 | $3,200 | Apr 12, 2016 |
| CP Mok Properties | 8 | $5,000 | Sep 1, 2017 |
| CPC Construction, Inc. | 4 | $4,000 | Mar 8, 2016 |
| Crawford Sausage Co., Inc. | 9 | $5,162 | Mar 28, 2024 |
| Crawford Steel Co., Inc. | 20 | $19,750 | May 13, 2026 |
| Creative Designs Builders Company | 23 | $10,540 | Jul 14, 2015 |
| Creative Erectors, LLC | 5 | $14,180 | Dec 16, 2019 |
| CRG Contractors, Inc. | 5 | $9,373 | Aug 16, 2017 |
| Crosstown Scenic, LLC | 6 | $3,640 | Jun 25, 2015 |
| Crown Construction Co of Chicago, Inc. | 3 | $975 | Apr 24, 2017 |
| Crown Corr, Inc. | 1 | $4,345 | Jan 27, 2020 |
| Crown Energy Services, Inc. dba Able Engineering Services, Inc. | 3 | $16,630 | Apr 12, 2019 |
| CRRC Sifang America Incorporated | 4 | $15,773 | Mar 18, 2024 |
| Crystal Windows & Doors IL Corp. | 5 | $18,296 | Jan 17, 2018 |
| Cushman & Wakefield U.S., Inc. | 2 | $13,500 | Oct 12, 2022 |
| Custom Gutter & Supply, Inc. dba Custom Installations, Inc. | 5 | $24,502 | Jun 17, 2024 |
| D & E Pallet, Incorporated | 1 | $1,386 | Jan 11, 2019 |
| D & G Pallet Service, Inc. | 8 | $35,500 | Apr 4, 2018 |
| D & H Energy Management Company, LLC | 6 | $7,600 | Feb 6, 2017 |
| D Andas Construction Group, Inc. | 5 | $7,771 | Jun 9, 2025 |
| D-Man Development Inc. | 7 | $17,437 | Mar 17, 2022 |
| D.O.M. Construction Inc. | 12 | $32,000 | Mar 11, 2016 |
| Dadrass Painting & Remodeling, Inc. | 8 | $5,400 | Oct 9, 2015 |
| Dahme Mechanical Industries, Inc. | 6 | $8,656 | Jun 13, 2018 |
| Dakkota Integrated Systems, LLC | 3 | $15,248 | Oct 7, 2024 |
| Daniel Moya dba Dne Restoration LLC | 11 | $16,065 | Jun 22, 2017 |
| Danzas Corporation dba DHL Global Forwarding | 1 | $700 | Nov 29, 2023 |
| Darco Contractors Inc. | 4 | $5,194 | Aug 17, 2017 |
| Dardon Construction Inc. | 22 | $51,546 | Jun 11, 2019 |
| Dardon's Roofing, Ltd. | 11 | $16,115 | Apr 11, 2019 |
| Dario's Pallets, Corp. | 12 | $23,440 | Sep 11, 2024 |
| Dart Container Corporation of Illinois dba Dart Container Corporation | 5 | $40,141 | Feb 16, 2022 |
| Daubert Chemical Company, Inc. | 21 | $9,055 | Mar 8, 2023 |
| David Garcia dba David Garcia | 5 | $13,101 | Jun 8, 2023 |
| David Vanegas Reyes dba David Vanegas Reyes | 2 | $4,500 | Aug 21, 2025 |
| DB General Construction Inc. | 5 | $4,329 | Apr 14, 2021 |
| DBM Services, Inc. | 10 | $13,050 | Aug 16, 2016 |
| DC Heating Cooling Inc. | 8 | $13,451 | Dec 19, 2018 |
| DDS Environmental Inc. | 11 | $12,000 | Jan 29, 2025 |
| Dearborn Wholesale LLC | 13 | $23,832 | Apr 16, 2026 |
| Declan Doherty | 3 | $3,972 | Jun 12, 2025 |
| Deering Services, Inc. | 2 | $25,000 | Sep 21, 2023 |
| Delfino Esteban | 12 | $23,052 | May 20, 2019 |
| Delta Demolition, Inc. | 6 | $7,350 | Aug 15, 2019 |
| Delta Maintenance Solutions LLC | 6 | $6,600 | Feb 16, 2022 |
| Denk & Roche Builders, Inc. | 20 | $16,880 | Aug 20, 2026 |
| Depasquale Steel Erectors, Inc. | 6 | $7,637 | Mar 16, 2018 |
| Design Group Signage, Corp. | 1 | $2,983 | Feb 16, 2022 |
| Design Installation Systems, Inc. | 14 | $17,076 | Jun 17, 2025 |
| Design Introspective Construction Inc. | 2 | $2,772 | Mar 7, 2018 |
| Designed Equipment Acquisition Corp. dba Designed Equipment Corp. | 2 | $5,000 | Aug 24, 2018 |
| Destiny Builders Construction Services Inc. | 5 | $38,556 | Apr 21, 2020 |
| DGS Import, LLC | 7 | $15,500 | Mar 6, 2025 |
| DHL Express (USA), Inc. | 5 | $12,250 | Nov 29, 2023 |
| Diamonds Construction Company | 7 | $26,617 | Sep 8, 2017 |
| Dingle Bay Construction, Inc. | 25 | $17,600 | Mar 5, 2020 |
| Dinu's Construction, Inc. | 2 | $311 | May 25, 2018 |
| Dircio Concrete, Inc. | 9 | $10,943 | Sep 6, 2017 |
| Diverse Facilities Solutions, LLC | 2 | $3,382 | Jun 5, 2019 |
| Diverzify Pro, LLC | 3 | $10,000 | Feb 21, 2024 |
| Diverzify+ LLC | 2 | $10,150 | Oct 30, 2023 |
| DJ Inc. dba Johnstone Supply | 1 | $1,521 | May 16, 2017 |
| DMC Contractors, LLC | 5 | $4,000 | Jul 19, 2021 |
| DMD Restoration and Remodeling, Inc. | 1 | $2,716 | Feb 3, 2017 |
| DMG Home Services LLC | 1 | $2,800 | Jul 28, 2023 |
| Dne Restoration LLC | 11 | $8,453 | Jun 22, 2017 |
| DNR Services and Construction Inc. | 3 | $2,819 | Oct 2, 2018 |
| Dockside Steel Processing, LLC | 30 | $54,564 | Jul 26, 2024 |
| Doctors Laundry Service, Inc. | 1 | $2,780 | Mar 26, 2026 |
| Doherty, Giannini, Reitz Construction, Inc. | 48 | $161,019 | Jun 23, 2025 |
| Dolan Construction, Inc. | 3 | $5,868 | Jun 20, 2018 |
| Donaly Roofing and Construction, Inc. | 17 | $31,840 | Apr 22, 2019 |
| Dream Wall Enterprises, Inc. | 9 | $21,200 | Oct 15, 2015 |
| Drimnagh Construction, Inc. | 10 | $9,000 | Jun 17, 2024 |
| Driston Custom Carpentry, LLC | 12 | $44,628 | Jun 25, 2026 |
| DRK Construction Inc. | 3 | $5,485 | Jan 16, 2018 |
| DSC Construction LLC | 5 | $15,324 | Dec 23, 2025 |
| Dublin Group Inc. | 9 | $9,476 | Aug 31, 2021 |
| Dudek & Bock Spring Manufacturing Co | 2 | $22,962 | Apr 24, 2025 |
| Dunleavy Construction Company | 15 | $10,250 | Jun 20, 2018 |
| Dunne Roofing Co. | 5 | $7,560 | Aug 9, 2016 |
| Dunnet Bay Construction Company | 21 | $24,900 | Aug 22, 2023 |
| Dunning Electrical-Services, Inc. | 2 | $7,682 | Jun 21, 2016 |
| Dura-PLY Roofing Corporation | 2 | $2,175 | Oct 2, 2015 |
| Duran Concrete, Inc. | 3 | $7,700 | Aug 13, 2018 |
| Duro Hilex Poly, LLC | 2 | $11,000 | Aug 24, 2023 |
| Dusable Construction Company, Inc. | 5 | $13,068 | May 7, 2026 |
| DVK Construction, Inc. | 10 | $17,646 | Apr 22, 2024 |
| Dynamic Builders, LLC | 3 | $7,970 | Sep 14, 2022 |
| Dynamic Plumbing & Sewer, Inc. | 1 | $0 | Oct 11, 2019 |
| E N M Company | 1 | $3,880 | Mar 27, 2018 |
| E. Gornell & Sons, LLC | 9 | $13,300 | Jun 2, 2023 |
| E. Sanchez Landscaping Corp. | 3 | $9,376 | Jun 22, 2023 |
| E.N Excavation, Inc. | 1 | $0 | Dec 19, 2018 |
| East Balt Bakeries | 9 | $104,117 | Aug 29, 2017 |
| Eco Auto Recycler, LLC | 7 | $3,080 | Apr 15, 2015 |
| Ecoco, Inc. | 10 | $6,700 | Mar 21, 2016 |
| Ecolit, Inc. | 9 | $1,400 | Oct 2, 2015 |
| Edgar Pallets | 1 | $1,000 | May 11, 2016 |
| Edmar Corporation | 2 | $1,400 | Jun 11, 2015 |
| Edmundo Lopez dba Edmundo Lopez | 4 | $6,000 | Sep 2, 2015 |
| Edon Construction Company, Inc. | 70 | $38,833 | Aug 27, 2020 |
| Edsal Manufacturing Company, LLC | 93 | $311,896 | Apr 17, 2026 |
| Eduardo Cruz | 5 | $8,634 | Oct 2, 2018 |
| Eduardo Gonzalez dba GM Roofing; Inc. | 4 | $12,199 | Sep 14, 2022 |
| Edwards Engineering, Inc. | 20 | $6,270 | Mar 18, 2015 |
| Edy J Ramos Andara dba Edy J Ramos Andara | 7 | $17,422 | Feb 13, 2026 |
| Ehc Industries, Inc. | 7 | $14,877 | Sep 3, 2021 |
| El Ranchero Ltd. Partnership | 5 | $25,292 | Jul 5, 2024 |
| El-Milagro, Inc. | 52 | $174,676 | Dec 4, 2025 |
| Electric Concept Incorporated | 1 | $1,000 | Feb 11, 2015 |
| Elevation Global Industries, LLC | 3 | $6,785 | Aug 19, 2019 |
| Elg Metals, Inc. | 4 | $12,800 | Dec 3, 2025 |
| Ellengee Market Co. | 1 | $5,485 | May 2, 2024 |
| Elmer Roof | 3 | $3,520 | Jun 10, 2021 |
| Elston Materials, LLC | 6 | $7,500 | Jul 27, 2022 |
| Elzbieta Widelka dba Elzbieta Widelka Construction | 3 | $6,824 | Aug 22, 2017 |
| Emc the Best Roofing GT LLC | 7 | $14,277 | Aug 5, 2019 |
| Emerald Concrete, Inc. | 1 | $1,740 | Aug 26, 2022 |
| Empact Construction Services, Inc. | 11 | $14,850 | Jan 29, 2019 |
| Empire Hard Chrome, Inc. | 50 | $21,120 | Feb 28, 2019 |
| Enameled Steel and Sign Company | 7 | $3,190 | Oct 4, 2022 |
| Enemies LLC | 1 | $4,965 | Jun 9, 2025 |
| Engineered Glass Products, L.L.C. | 1 | $5,500 | Jun 13, 2023 |
| Enrique Calderon | 5 | $8,800 | Feb 11, 2015 |
| Enterprise Leasing Company of Chicago, LLC | 7 | $5,150 | Jul 17, 2019 |
| Envoy Air Inc. | 2 | $7,500 | Mar 3, 2022 |
| Enz Masonry, Inc. | 23 | $33,076 | Apr 8, 2025 |
| Epic Builders Inc. | 2 | $1,300 | Mar 15, 2017 |
| Era Valdivia Contractors, Inc. | 118 | $295,530 | Nov 29, 2023 |
| Erect One LLC | 2 | $5,000 | Jun 17, 2019 |
| Eric Roces dba Exterior Renovations of Chicago Inc. | 4 | $7,200 | Nov 19, 2015 |
| Erick's Construction, Inc. | 5 | $10,084 | Mar 22, 2017 |
| Erm Plumbing, Inc. | 31 | $50,597 | Aug 3, 2021 |
| Ernst Hertzberg & Sons, Monastery Hill Bindery | 1 | $1,200 | Feb 5, 2016 |
| Eros J. L. Construction Corp. | 3 | $3,290 | Aug 24, 2017 |
| Errigal Construction, Inc | 2 | $7,604 | Jan 26, 2024 |
| Ers Construction, Inc. | 4 | $8,514 | Sep 11, 2025 |
| Escapita Construction | 1 | $0 | Oct 12, 2016 |
| Esperanza Community Services | 1 | $363 | Oct 23, 2024 |
| Esteban Vega dba Esteban Vega | 3 | $5,800 | Mar 5, 2020 |
| Estee Bedding Co. | 11 | $4,170 | Nov 23, 2015 |
| Estructuras Inc. | 17 | $11,725 | Aug 22, 2023 |
| Europtec USA, L.L.C. | 2 | $10,000 | Sep 11, 2024 |
| Evans Electric LLC | 3 | $6,721 | Oct 30, 2023 |
| Evans Food Group Ltd. | 2 | $16,000 | Feb 27, 2018 |
| Everardo Aguirre | 5 | $31,392 | Jul 22, 2019 |
| Eveready Electrical Home Maintenance, Ltd., dba Eveready Flood Control | 3 | $7,847 | Oct 13, 2020 |
| Evergreen Motors, Inc. | 5 | $11,766 | Jul 27, 2023 |
| Excellent Masonry Corporation | 1 | $2,136 | Dec 13, 2017 |