| Veterans Memorial Hospital City of Waukon Ia | Health Care and Social Assistance | $2,375,000 | $1,886,563 | 156 | N/A | Research |
| Darold Berger Masonry, Inc. | Construction | $890,350 | $897,225 | 46 | $10.6M | Research |
| Darold Berger Masonry Inc. | Construction | $890,350 | $895,099 | 46 | <$5M | Research |
| Waukon Feed Ranch, Inc. | Transportation and Warehousing | $755,100 | $763,189 | 63 | $16.0M | Research |
| Reel-Core, Inc. | Manufacturing | $725,000 | $674,494 | 79 | $78.4M | Research |
| Tasc INC | Health Care and Social Assistance | $512,055 | $514,686 | 64 | N/A | Research |
| Systems Equipment Corporation | Manufacturing | $301,363 | $303,062 | 21 | $5.5M | Research |
| Kol Gol, Inc. | Manufacturing | $286,787 | $289,607 | 39 | $9.5M | Research |
| Northeast Iowa Denal Professional Corporation | Health Care and Social Assistance | $272,785 | $273,869 | 30 | $7.0M | Research |
| Northeast Iowa Denal Professional Corporation | Health Care and Social Assistance | $249,669 | $251,070 | 30 | $7.0M | Research |
| St. Patrick's Church Waukon Iowa | Other Services (except Public Administration) | $208,002 | $208,891 | 53 | N/A | Research |
| St. Patrick's Church, Waukon, Iowa | Other Services (except Public Administration) | $203,618 | $204,947 | 34 | N/A | Research |
| Reiser Implement Inc. | Wholesale Trade | $202,735 | $203,885 | 17 | $5.2M | Research |
| Waukon Yamaha Inc. | Retail Trade | $186,289 | $187,330 | 16 | <$5M | Research |
| E.b. Ag, Lllp | Agriculture, Forestry, Fishing and Hunting | $171,731 | $172,852 | 15 | <$5M | Research |
| R.w. Pladsen Inc. | Retail Trade | $167,300 | $168,432 | 17 | <$5M | Research |
| W&m Ag, L.l.c. | Agriculture, Forestry, Fishing and Hunting | $136,070 | $137,071 | 14 | <$5M | Research |
| Rusty Berger Masonry, Inc. | Construction | $132,200 | $134,559 | 10 | <$5M | Research |
| Millennium Agriculture L.c. | Agriculture, Forestry, Fishing and Hunting | $128,150 | $128,819 | 13 | <$5M | Research |
| Millennium Agriculture, L.c. | Agriculture, Forestry, Fishing and Hunting | $123,966 | $124,662 | 14 | <$5M | Research |
| Progressive Agiculture L.c. | Agriculture, Forestry, Fishing and Hunting | $120,424 | $121,052 | 11 | <$5M | Research |
| James Wadsworth | Wholesale Trade | $119,507 | $119,859 | 13 | <$5M | Research |
| Waukon Veterinary Service, LLC | Professional, Scientific, and Technical Services | $114,578 | $115,214 | 10 | <$5M | Research |
| Sweeney Builders Inc. | Construction | $104,472 | $104,980 | 9 | <$5M | Research |
| Regancrest Holsteins, LLC | Agriculture, Forestry, Fishing and Hunting | $104,400 | $105,513 | 19 | <$5M | Research |