| A-1 Movers, Inc. | 5 | $7,244 | Dec 6, 2017 |
| A.W. Kuettel and Sons, Inc. | 4 | $5,053 | May 18, 2017 |
| Advanced Design Awnings & Signs, Inc | 8 | $18,916 | Dec 27, 2024 |
| Amsoil, Inc. | 56 | $18,985 | Dec 19, 2019 |
| Andresen-Ryan Coffee Company | 6 | $2,238 | Feb 9, 2022 |
| Arco Coffee (dba Andresen Coffee Co) | 10 | $1,995 | Feb 13, 2020 |
| Badger Labor Services, LLC | 1 | $10,163 | Mar 13, 2024 |
| Benna Ford Superior, LLC. | 4 | $2,409 | Feb 13, 2020 |
| Brad Draper | 1 | $3,803 | Jun 27, 2017 |
| Burlington Northern Santa FE (BNSF) Railway Company | 2 | $9,078 | Mar 12, 2026 |
| C&L Contracting, Inc. | 17 | $14,375 | Dec 5, 2022 |
| Calumet Superior, LLC. | 4 | $16,800 | Apr 30, 2015 |
| CB Truck Wash, Inc. | 17 | $12,200 | Aug 25, 2017 |
| Cedar and Stone Nordic Sauna LLC | 1 | $4,502 | Jun 16, 2026 |
| CHS, Inc. | 14 | $33,950 | Jul 10, 2024 |
| Dave Evans Transports Inc | 8 | $9,665 | Apr 4, 2022 |
| Driven by Eternity LLC | 4 | $4,915 | Apr 21, 2021 |
| Dutchess Bakers' Machinery Co. Inc. | 3 | $6,582 | Mar 11, 2024 |
| Epicurean Cutting Surfaces, LLC. | 3 | $11,834 | Jul 6, 2022 |
| F&H Drywall LLC | 11 | $25,312 | Aug 31, 2016 |
| Four Star Construction | 25 | $3,952 | Sep 6, 2019 |
| Fraser Shipyards, LLC. | 433 | $838,658 | Jul 21, 2025 |
| Great Lakes Electrical Equipment Company | 3 | $2,100 | Nov 13, 2020 |
| Ihs Door Company | 5 | $6,508 | Nov 9, 2022 |
| In-Line Construction, Inc. | 1 | $2,968 | Oct 16, 2018 |
| John Jones Construction, LLC | 3 | $4,489 | Jul 7, 2016 |
| JR Jensen Construction Company | 3 | $7,022 | Dec 2, 2020 |
| K. Kimmes Excavating, Inc. | 3 | $4,754 | Apr 21, 2022 |
| Karl Hansen Trucking Inc | 3 | $2,648 | Dec 27, 2024 |
| Kent Precision Foods Group, Inc. | 7 | $14,645 | Sep 23, 2022 |
| Lake Superior Laundry | 27 | $21,785 | Aug 8, 2016 |
| Mike McKean Construction, LLC. | 2 | $3,978 | Nov 8, 2019 |
| Miner's, Inc. | 1 | $0 | Jul 8, 2016 |
| Morin's Siding & Window Company, Inc. | 5 | $9,323 | Oct 5, 2022 |
| Northland Auto Center LLC | 2 | $5,760 | Apr 23, 2024 |
| Power Step, Inc. | 14 | $6,380 | Sep 3, 2025 |
| Ravin Crossbows, LLC. | 2 | $3,441 | Nov 25, 2019 |
| Regner Hotel Corporation | 4 | $16,983 | Aug 16, 2017 |
| Rob's Custom Millwork and Drawers | 4 | $3,563 | Jul 7, 2016 |
| Sherman Lumber Inc dba Sherman Pole Buildings | 5 | $21,522 | Aug 8, 2025 |
| South Superior Foods, Inc. | 8 | $15,809 | Oct 10, 2024 |
| Stack Bros. Mechanical Contractors, Inc. | 21 | $49,318 | Aug 8, 2019 |
| Superior Refining Company, LLC. | 10 | $69,846 | Jul 22, 2022 |
| Superior Rehabilitation Center, LLC. | 7 | $33,104 | Apr 11, 2022 |
| Tienergy, LLC | 17 | $10,200 | Aug 27, 2015 |
| Town & Country Sign & Lighting, Inc. | 2 | $0 | Oct 11, 2016 |
| U.S. Postal Service - Superior | 1 | $3,906 | Mar 23, 2023 |
| WTW Construction Services, Inc. | 4 | $978 | Jun 27, 2017 |