| Janitor's Closet, Ltd | Administrative and Support and Waste Management | $359,000 | $361,373 | 51 | $11.0M | AI Deep Dive |
| Northwest Iowa Surgeons, PC | Health Care and Social Assistance | $352,200 | $356,123 | 14 | <$5M | AI Deep Dive |
| Northwest Iowa Surgeons PC | Health Care and Social Assistance | $352,200 | $353,902 | 12 | <$5M | AI Deep Dive |
| National Management Corp | Real Estate and Rental and Leasing | $347,879 | $350,072 | 56 | $8.4M | AI Deep Dive |
| General Machine Works Company | Manufacturing | $327,374 | $330,720 | 29 | $7.1M | AI Deep Dive |
| Heiter Truck Line INC | Transportation and Warehousing | $318,808 | $320,774 | 20 | $5.3M | AI Deep Dive |
| Great Lakes Communication Corp | Information | $308,500 | $310,308 | 23 | <$5M | AI Deep Dive |
| Great Lakes Communication Corp | Information | $308,500 | $310,231 | 21 | <$5M | AI Deep Dive |
| Young Men's Christian Association of Spencer, Iowa | Arts, Entertainment, and Recreation | $282,400 | $284,745 | 135 | N/A | AI Deep Dive |
| Young Men's Christian Association of Spencer Iowa | Other Services (except Public Administration) | $282,400 | $285,946 | 247 | N/A | AI Deep Dive |
| Midstates Builders, Inc. | Construction | $254,203 | $255,453 | 18 | $20.5M | AI Deep Dive |
| Christians Sheet Metal Hvac, Inc. | Construction | $244,900 | $232,520 | 22 | $7.0M | AI Deep Dive |
| Sacred Heart of Jesus Roman Catholic Church | Educational Services | $241,200 | $242,553 | 36 | N/A | AI Deep Dive |
| Christians Sheet Metal Hvac Inc. | Manufacturing | $241,000 | $242,071 | 22 | $5.8M | AI Deep Dive |
| A&m Services, Inc. | Other Services (except Public Administration) | $237,500 | $239,215 | 44 | $8.4M | AI Deep Dive |
| Spencer Diesel Injection Turbo Inc. | Public Administration | $235,500 | $236,802 | 21 | N/A | AI Deep Dive |
| H & N Chevrolet Co. INC | Retail Trade | $233,500 | $234,972 | 21 | $5.3M | AI Deep Dive |
| Pierson Motor Company Inc. | Retail Trade | $232,500 | $235,632 | 26 | $6.6M | AI Deep Dive |
| Pierson Motor Company, INC | Retail Trade | $232,500 | $234,599 | 26 | $6.6M | AI Deep Dive |
| Del's Garden Center, Inc. | Retail Trade | $230,100 | $231,839 | 21 | <$5M | AI Deep Dive |
| Asher Motor Company. Inc. | Retail Trade | $222,500 | $225,176 | 18 | <$5M | AI Deep Dive |
| Engineered Seals & Components, L.l.c. | Wholesale Trade | $222,000 | $223,233 | 32 | $9.8M | AI Deep Dive |
| Drs. Geyer & Binzer, P.c | Health Care and Social Assistance | $222,000 | $223,671 | 22 | $5.1M | AI Deep Dive |
| Drs. Geyer & Binzer PC | Health Care and Social Assistance | $222,000 | $223,955 | 22 | $5.1M | AI Deep Dive |
| Dr. Gary C. Van Hofwegen D.d.s. P.c. | Health Care and Social Assistance | $212,495 | $213,522 | 16 | <$5M | AI Deep Dive |