| 1ST Class Staffing LLC | 3 | $3,800 | Mar 21, 2016 |
| A & D Construction LLC | 15 | $19,057 | Jul 16, 2025 |
| Acs Management Group, LLC | 6 | $11,000 | Jun 30, 2021 |
| Anchor Brake Shoe Company, LLC | 6 | $28,000 | Nov 13, 2023 |
| AR Discount Construction Inc. | 9 | $32,362 | Apr 21, 2025 |
| Automotosport, Inc. | 2 | $3,713 | May 16, 2019 |
| Barco Stamping Co. | 11 | $15,390 | Jun 22, 2016 |
| Brooks Construction & Home Maintenance LLC | 2 | $4,351 | Jan 20, 2022 |
| Buck Services, Inc. | 1 | $0 | Jun 7, 2023 |
| Central Ink Corporation | 24 | $40,125 | Nov 6, 2024 |
| Cruz Brothers Construction Co. | 6 | $3,750 | Jan 29, 2015 |
| David Galica | 5 | $4,400 | Dec 18, 2015 |
| David Haros dba David Haros | 3 | $3,500 | Jul 3, 2025 |
| Don Bosco LLC/Don Bosco Custom Homes LLC | 5 | $113,538 | Jan 12, 2017 |
| DS Containers, Inc. | 7 | $58,811 | Aug 26, 2021 |
| Epsilon Data Management, LLC | 1 | $9,457 | Jan 22, 2025 |
| Evo Exhibits, LLC | 5 | $8,500 | Mar 16, 2017 |
| Evolution Sorbent Products, LLC | 2 | $6,860 | Dec 28, 2020 |
| Express Packaging of Arizona, Inc. | 1 | $4,900 | Apr 7, 2015 |
| Faith Mechanical Inc. | 2 | $4,532 | Nov 16, 2016 |
| Forest Preserve District of Dupage County - Timber Ridge Forest Preserve | 2 | $0 | Jan 15, 2016 |
| Fox Excavating, Inc. | 6 | $11,893 | Sep 18, 2025 |
| General Mills, Inc. | 104 | $32,309 | Jun 24, 2025 |
| Infinity Warehousing LLC | 10 | $3,900 | Nov 23, 2016 |
| Innocor Foam Technologies West Chicago, LLC. | 1 | $7,600 | Jan 24, 2019 |
| Innocor Foam Technologies, LLC | 2 | $18,934 | Sep 5, 2018 |
| J. H. H. of Illinois, Inc. | 4 | $16,068 | Feb 13, 2019 |
| Johnson & Johnson Services Inc. | 6 | $5,400 | Oct 18, 2022 |
| La Grou West Chicago Corporation | 10 | $16,920 | Jul 7, 2017 |
| Mapei Corporation | 9 | $11,380 | Oct 2, 2026 |
| Mari Manufacturing & Engineering, Inc. | 2 | $2,200 | May 11, 2016 |
| Marian Chicago, Inc. | 3 | $13,125 | Mar 2, 2023 |
| Marquee Event Group, Inc. | 2 | $26,520 | Aug 5, 2019 |
| Midwest Canopy Specialists, LLC | 1 | $1,712 | Oct 12, 2017 |
| Miguel Lopez dba Miguel Lopez | 2 | $3,000 | Aug 6, 2025 |
| Mobile Pallet Service, Inc. | 7 | $6,557 | Aug 3, 2017 |
| Mukenschnabl, Inc. | 1 | $250 | Jul 21, 2020 |
| Murnane Specialties, Inc. | 25 | $12,840 | Oct 24, 2022 |
| Napco Steel, Inc. | 21 | $4,578 | Apr 14, 2015 |
| New Wincup Holdings, Inc. | 11 | $69,136 | Dec 6, 2024 |
| Paul Reilly Company of Illinois, Inc. | 1 | $5,400 | Mar 25, 2020 |
| Presco Polymers Opco Inc. | 3 | $14,518 | Jun 25, 2024 |
| Pro-Pak Industries, Inc | 3 | $10,608 | Oct 8, 2019 |
| The Crusher, Inc. | 12 | $4,250 | Jan 21, 2016 |
| The Jel Sert Co. | 27 | $38,112 | Mar 27, 2024 |
| Village of Wayne - Public Works | 3 | $0 | Apr 28, 2015 |
| West Chicago FPD | 3 | $0 | Mar 22, 2023 |
| West Dupage Recycling & Transfer Inc. | 2 | $23,539 | Jan 17, 2017 |
| Wynright Corporation | 2 | $12,700 | Jan 18, 2022 |