| Pro Resources, Inc. | Administrative and Support and Waste Management | $9,614,000 | $9,724,561 | 500 | $78.7M |  Research |
| Rea Magnet Wire Company, Inc. | Manufacturing | $9,282,870 | $9,390,520 | 498 | $130.4M | Research |
| Ducharme, Mcmillen & Associates, Inc. | Professional, Scientific, and Technical Services | $8,084,500 | $8,060,270 | 459 | $64.3M | Research |
| Ash Brokerage, LLC | Finance and Insurance | $7,152,227 | $7,236,142 | 429 | $220.4M | Research |
| Weigand Construction Co INC | Construction | $6,992,500 | $6,799,412 | 250 | $284.8M | Research |
| Leaders Staffing LLC | Administrative and Support and Waste Management | $6,393,300 | $4,968,261 | 500 | $78.7M | Research |
| Kelley Automotive Group LLC | Retail Trade | $5,437,600 | $5,501,212 | 416 | $104.8M | Research |
| Brc Rubber & Plastics INC | Manufacturing | $5,372,400 | $5,434,072 | 500 | $495.9M | Research |
| Fox Contractors Corp | Construction | $5,299,400 | $5,363,140 | 215 | $66.6M | Research |
| University of Saint Francis | Educational Services | $5,158,000 | $5,210,993 | 468 | N/A | Research |
| Orthopaedics Northeast, P.c. | Health Care and Social Assistance | $5,074,900 | $5,134,248 | 250 | $78.5M | Research |
| Buchanan Hauling & Rigging, Inc. | Transportation and Warehousing | $4,975,915 | $5,034,126 | 397 | $60.0M | Research |
| Masterspas LLC | Manufacturing | $4,615,000 | $4,615,402 | 500 | $495.9M | Research |
| Phd, INC | Manufacturing | $4,349,900 | $4,408,140 | 305 | $74.6M | Research |
| Brooks Construction Company INC | Construction | $4,302,300 | $4,359,468 | 145 | $44.9M | Research |
| Lutheran Homes INC | Health Care and Social Assistance | $3,987,000 | $4,039,323 | 500 | N/A | Research |
| Neff Group Distributors INC | Wholesale Trade | $3,629,825 | $3,672,314 | 187 | $57.3M | Research |
| Deister Machine Company INC | Manufacturing | $3,514,200 | $3,561,642 | 250 | $65.5M | Research |
| Valbruna Stainless, INC | Wholesale Trade | $3,299,658 | $3,336,779 | 235 | $72.0M | Research |
| Gladieux Trading and Marketing Company, L.p. | Manufacturing | $3,276,000 | $3,313,765 | 176 | $174.6M | Research |
| The Arc of Northeast Indiana Inc. | Health Care and Social Assistance | $3,220,010 | $3,241,006 | 500 | N/A | Research |
| Ottenweller Co., Inc. | Manufacturing | $2,873,700 | $2,907,705 | 206 | $53.9M | Research |
| Indiana Lubricants INC | Other Services (except Public Administration) | $2,803,500 | $2,835,222 | 430 | $84.3M | Research |
| Fort Wayne Orthopaedics LLC | Health Care and Social Assistance | $2,800,000 | $2,833,534 | 201 | $63.1M | Research |
| Hallmark Home Mortgage LLC | Finance and Insurance | $2,771,500 | $2,803,999 | 181 | $93.0M | Research |