| Esco Electric Company | Construction | $6,766,615 | $6,844,477 | 303 | $99.7M |  Research |
| Hupp Electric Motors, Inc. | Other Services (except Public Administration) | $3,246,500 | $3,285,278 | 235 | $50.5M | Research |
| Limolink, Incorporated | Transportation and Warehousing | $2,204,200 | $2,019,752 | 178 | $54.7M | Research |
| Freund-Vector Corporation | Wholesale Trade | $2,142,000 | $2,168,079 | 115 | $35.2M | Research |
| Timberline Manufacturing Company | Manufacturing | $2,080,400 | $2,106,867 | 213 | $55.8M | Research |
| Limolink Incorporated | Administrative and Support and Waste Management | $2,000,000 | $819,713 | 178 | $56.3M | Research |
| Rathje Construction Co | Construction | $1,358,100 | $1,365,494 | 71 | $21.6M | Research |
| Linn Cooperative Oil Company | Public Administration | $1,148,900 | $1,157,644 | 128 | N/A | Research |
| Weems Industries Inc. | Manufacturing | $978,665 | $983,232 | 94 | $93.2M | Research |
| Dall-Haus Ltd | Accommodation and Food Services | $925,400 | $934,166 | 266 | $47.2M | Research |
| Dascoa INC | Wholesale Trade | $857,495 | $860,830 | 71 | $18.3M | Research |
| Culver's Lawn Care & Landscaping, INC | Administrative and Support and Waste Management | $839,900 | $846,923 | 130 | $28.2M | Research |
| Culver's Lawn Care & Landscaping Inc. | Administrative and Support and Waste Management | $839,900 | $844,053 | 108 | $23.4M | Research |
| M2x Energy Incorporated | Construction | $829,200 | $836,340 | 61 | $15.4M | Research |
| Eco Lips, Inc. | Manufacturing | $701,300 | $708,001 | 57 | $56.5M | Research |
| Lebeda Mattress, Inc. | Manufacturing | $595,500 | $600,595 | 66 | $17.3M | Research |
| Acterra Group INC | Manufacturing | $588,300 | $592,059 | 43 | $10.5M | Research |
| Hand in Hand Daycare & Preschool Inc. | Health Care and Social Assistance | $531,500 | $525,467 | 244 | $39.5M | Research |
| Hanna Plumbing & Heating Inc. | Construction | $527,300 | $528,955 | 26 | $8.2M | Research |
| Hand in Hand Daycare & Preschool Inc. | Health Care and Social Assistance | $522,000 | $526,379 | 110 | $17.8M | Research |
| Linn County Eye Care Plc | Health Care and Social Assistance | $507,412 | $509,080 | 44 | $10.3M | Research |
| Stone Creek Senior Partners, LLC | Health Care and Social Assistance | $470,800 | $475,011 | 58 | $9.9M | Research |
| Hanna Plumbing & Heating, Inc. | Construction | $467,200 | $467,901 | 30 | $9.5M | Research |
| Kelly Concrete Company, INC | Construction | $457,000 | $459,526 | 50 | $11.6M | Research |
| Kelly Concrete Company Inc. | Construction | $456,800 | $459,883 | 40 | $13.6M | Research |