| Aaa Budget Environmental, Inc. | 22 | $2,424 | May 16, 2023 |
| Academy Roofing & Sheet Metal | 16 | $51,917 | Oct 6, 2025 |
| Advance Garage Doors, Inc. | 1 | $100 | Nov 18, 2015 |
| American Aluminum Seating, Inc. | 4 | $4,688 | Apr 23, 2025 |
| Bjelland Plumbing Inc | 4 | $1,350 | Apr 12, 2016 |
| Cardella, Thomas L. & Associates | 3 | $988 | Jan 12, 2021 |
| Carmona Masonry Inc | 1 | $924 | May 17, 2019 |
| Central Wisconsin Woodworking | 2 | $1,685 | Mar 8, 2019 |
| Cretex Concrete Products Inc. | 5 | $10,625 | Jun 10, 2015 |
| Dave Wright BGH, Inc. | 1 | $160 | Aug 21, 2020 |
| Dave Wright CDRJ, Inc. | 1 | $160 | Aug 21, 2020 |
| DCW Casing, LLC | 1 | $3,000 | Sep 24, 2024 |
| DM2, LLC | 1 | $6,621 | Dec 16, 2025 |
| Dollar Tree Stores, Inc. | 7 | $5,372 | May 16, 2018 |
| Environmental Management Services of Iowa, Inc. | 57 | $11,029 | Dec 22, 2025 |
| Fisher Controls | 27 | $8,450 | Apr 14, 2017 |
| Forterra Pipe & Precast | 3 | $12,861 | Jul 10, 2018 |
| Fox Valley Contractors, LLC | 16 | $21,948 | Aug 22, 2018 |
| Gleeson Constructors & Engineers, L.L.C. | 8 | $20,688 | Mar 12, 2020 |
| Iowa Veterans Home | 16 | $9,900 | Dec 7, 2020 |
| JBS Swift & Company | 22 | $60,802 | Feb 13, 2026 |
| Koch Nitrogen Co-Marshalltown | 2 | $1,700 | May 19, 2021 |
| Lennox Industries Inc | 30 | $22,760 | Oct 30, 2018 |
| Lma Contractors LLC | 1 | $2,586 | Sep 26, 2018 |
| Marshalltown Community School District | 5 | $8,372 | Feb 4, 2025 |
| Marshalltown Company | 11 | $4,696 | Jul 18, 2019 |
| Marshalltown Newspaper LLC | 1 | $3,000 | Jul 9, 2019 |
| Marshalltown Water Works | 9 | $18,080 | Oct 10, 2024 |
| Marshalltown, City of Water Works | 1 | $2,250 | Sep 22, 2021 |
| Midwest Manufacturing, a Division of Menards | 3 | $7,000 | Sep 15, 2016 |
| Modern Painting | 7 | $11,364 | Jul 15, 2020 |
| MYR Equipment LLC | 1 | $8,524 | Jul 8, 2019 |
| Packaging Corporation of America | 20 | $47,760 | Mar 25, 2021 |
| Pothast Construction | 2 | $1,036 | Aug 3, 2022 |
| Progress Rail Services | 2 | $5,400 | Jul 20, 2017 |
| Ramirez Contracting Services | 4 | $2,300 | Oct 13, 2017 |
| Reinhold Electric, Inc. | 1 | $10,000 | Jan 3, 2023 |
| Riverview Construction Company Inc. | 7 | $1,800 | Mar 21, 2022 |
| Robinson Brothers Environmental, Inc. | 19 | $4,100 | Jan 27, 2022 |
| Sergio Garcia Freckles Construction LLC | 2 | $2,700 | Nov 16, 2018 |
| Specialty Trucks and Equipment | 5 | $5,968 | Feb 5, 2021 |
| Spread-All Manufacturing Company | 4 | $1,575 | Oct 17, 2017 |
| Swift Pork Company | 21 | $107,048 | Sep 27, 2022 |
| Tasty King LLC | 5 | $13,986 | Dec 30, 2022 |