| Jewish Social Service Agency | Health Care and Social Assistance | $3,297,930 | $3,335,032 | 266 | N/A |  Research |
| The Village at Rockville INC | Health Care and Social Assistance | $3,293,200 | $3,332,444 | 280 | N/A | Research |
| Cornerstone Montgomery INC | Health Care and Social Assistance | $3,117,122 | $3,665,600 | 355 | N/A | Research |
| John C. Grimberg Co., Inc. | Construction | $3,108,737 | $3,150,446 | 229 | $260.9M | Research |
| Dsfederal, Inc. | Professional, Scientific, and Technical Services | $3,014,200 | $3,052,270 | 145 | $30.0M | Research |
| Turning Point Global Solutions | Professional, Scientific, and Technical Services | $2,941,072 | $1,963,286 | 131 | $27.1M | Research |
| Powertek Corporation | Professional, Scientific, and Technical Services | $2,645,600 | $2,675,730 | 134 | $27.7M | Research |
| Bright Mls INC | Real Estate and Rental and Leasing | $2,629,500 | $2,659,812 | 125 | $22.9M | Research |
| The Ivymount School, INC | Educational Services | $2,543,844 | $2,575,555 | 263 | N/A | Research |
| Mele Associates, Inc. | Professional, Scientific, and Technical Services | $2,534,080 | $2,562,684 | 160 | $19.7M | Research |
| Bww Law Group LLC | Professional, Scientific, and Technical Services | $2,532,700 | $2,561,940 | 229 | $55.6M | Research |
| Automated Precision INC | Professional, Scientific, and Technical Services | $2,491,747 | $2,532,844 | 167 | $20.6M | Research |
| Ctis, Inc. | Professional, Scientific, and Technical Services | $2,474,300 | $2,508,195 | 82 | $17.0M | Research |
| Professional Maintenance and Management INC | Administrative and Support and Waste Management | $2,432,770 | $2,461,287 | 500 | $94.6M | Research |
| Rockville Fuel and Feed Company, INC | Manufacturing | $2,403,000 | $2,430,701 | 190 | $188.5M | Research |
| Bakery De France, INC | Manufacturing | $2,321,285 | $2,352,956 | 192 | $67.8M | Research |
| Preferred Temporary Services, Inc. | Administrative and Support and Waste Management | $2,308,558 | $2,335,298 | 154 | $24.2M | Research |
| Fcn, Inc. | Professional, Scientific, and Technical Services | $2,288,511 | $2,362,379 | 125 | $25.9M | Research |
| Jewish Foundation for Group Homes, Inc. | Health Care and Social Assistance | $2,286,960 | $2,312,942 | 250 | $40.5M | Research |
| Stein Sperling Bennett De Jong Driscoll PC | Professional, Scientific, and Technical Services | $2,281,700 | $2,307,955 | 133 | $32.3M | Research |
| Astor & Sanders Corporation | Professional, Scientific, and Technical Services | $2,275,100 | $1,017,523 | 126 | $26.1M | Research |
| Caelum Research Corporation | Professional, Scientific, and Technical Services | $2,234,700 | $1,012,139 | 251 | $26.0M | Research |
| Bradley Technologies Incorporated | Administrative and Support and Waste Management | $2,227,157 | $2,238,845 | 356 | $52.1M | Research |
| Hbw Properties, Inc. | Construction | $2,224,491 | $1,645,796 | 127 | $144.7M | Research |
| Tlc - the Treatment & Learning Centers, INC | Health Care and Social Assistance | $2,223,500 | $2,252,467 | 218 | $38.8M | Research |