| Tab Products Co LLC | Manufacturing | $1,752,910 | $1,769,802 | 101 | $100.2M |  Research |
| Tab Products Co LLC | Manufacturing | $1,627,940 | $1,639,684 | 248 | $246.0M | Research |
| Old Fashioned Foods, Inc. | Manufacturing | $1,250,000 | $1,262,158 | 134 | $47.3M | Research |
| Lake Country Corporation | Manufacturing | $622,300 | $627,722 | 46 | $11.2M | Research |
| Mountin Markets, Inc. | Retail Trade | $523,500 | $526,584 | 143 | $35.7M | Research |
| Northwest Cable Construction, Inc. | Construction | $419,700 | $422,011 | 33 | $10.2M | Research |
| Mmc Enterprises, Ltd. | Accommodation and Food Services | $399,500 | $402,116 | 101 | $17.9M | Research |
| Miller Tool & Die Co INC | Manufacturing | $361,500 | $366,155 | 30 | $7.9M | Research |
| Affiliated Products Inc. | Manufacturing | $357,500 | $359,733 | 74 | $19.4M | Research |
| Town & Country Underground Utility Construction, Inc. | Construction | $355,200 | $358,421 | 29 | $9.0M | Research |
| Feucht Trucking, Inc. | Transportation and Warehousing | $342,879 | $346,524 | 38 | $5.7M | Research |
| Feucht Trucking INC | Transportation and Warehousing | $342,879 | $347,698 | 35 | $5.3M | Research |
| Mayville Animal Clinic, S.c. | Professional, Scientific, and Technical Services | $287,500 | $289,784 | 28 | <$5M | Research |
| Mayville Limestone, Inc. | Mining, Quarrying, and Oil and Gas Extraction | $281,000 | $282,586 | 20 | <$5M | Research |
| Hechimovich Masonry & Construction, Inc. | Construction | $204,450 | $206,216 | 29 | <$5M | Research |
| St. John's Evangelical Lutheran Congregation of the U.a.c., | Other Services (except Public Administration) | $195,100 | $197,233 | 22 | N/A | Research |
| Bachhuber Mfg Corp. | Manufacturing | $193,200 | $191,041 | 16 | <$5M | Research |
| Bachhuber Mfg. Corp. | Manufacturing | $182,825 | $184,157 | 16 | <$5M | Research |
| Koepsell Funeral Home, Inc. | Other Services (except Public Administration) | $180,200 | $181,785 | 10 | <$5M | Research |
| Red Za Inc. | Accommodation and Food Services | $175,900 | $177,148 | 12 | <$5M | Research |
| Madden Law Group, S.c. | Professional, Scientific, and Technical Services | $164,600 | $165,579 | 12 | <$5M | Research |
| Bernhard Plumbing, Inc. | Construction | $159,965 | $160,872 | 12 | <$5M | Research |
| Byco, Inc. | Construction | $153,100 | $154,014 | 12 | <$5M | Research |
| Madden Law Group S.c. | Professional, Scientific, and Technical Services | $148,288 | $149,019 | 9 | <$5M | Research |
| Rh Equipment & Services, Inc. | Real Estate and Rental and Leasing | $136,633 | $137,388 | 13 | $5.9M | Research |