| The Student Conservation Association Inc. | Other Services (except Public Administration) | $1,917,900 | $1,931,877 | 149 | N/A |  Research |
| Riskspan, Inc. | Professional, Scientific, and Technical Services | $1,912,141 | $1,933,015 | 81 | $16.8M | Research |
| Fp1 Strategies, LLC | Professional, Scientific, and Technical Services | $1,885,162 | $1,902,128 | 114 | $12.8M | Research |
| National Science Teaching Association | Other Services (except Public Administration) | $1,861,900 | $1,882,226 | 76 | $14.5M | Research |
| National Science Teaching Association | Other Services (except Public Administration) | $1,861,865 | $1,890,362 | 66 | $12.6M | Research |
| Language Associates, LLC | Professional, Scientific, and Technical Services | $1,827,285 | $1,842,969 | 171 | $23.9M | Research |
| Knowland Group, LLC | Professional, Scientific, and Technical Services | $1,808,000 | $1,470,903 | 95 | $13.3M | Research |
| Regency Care of Arlington, LLC | Health Care and Social Assistance | $1,793,200 | $1,813,224 | 188 | $32.0M | Research |
| Foreign Resource Development Associates LLC | Professional, Scientific, and Technical Services | $1,792,200 | $1,817,341 | 72 | $7.5M | Research |
| Food Marketing Institute | Other Services (except Public Administration) | $1,780,907 | $1,803,790 | 80 | $15.3M | Research |
| Ocean Associates Incorporated | Professional, Scientific, and Technical Services | $1,767,507 | $1,778,790 | 88 | $12.3M | Research |
| Ocean Associates, Incorporated | Professional, Scientific, and Technical Services | $1,767,507 | $1,782,470 | 97 | $10.0M | Research |
| Ght Limited | Professional, Scientific, and Technical Services | $1,762,900 | $1,776,367 | 103 | $12.7M | Research |
| Ahc Management, LLC | Real Estate and Rental and Leasing | $1,756,759 | $1,423,406 | 139 | $20.9M | Research |
| Poplicus Incorporated | Information | $1,756,600 | $1,775,532 | 70 | $11.8M | Research |
| American Society for Radiation Oncology | Other Services (except Public Administration) | $1,739,307 | $1,761,773 | 82 | $15.7M | Research |
| Clango, INC | Professional, Scientific, and Technical Services | $1,730,822 | $1,744,289 | 83 | $17.2M | Research |
| Knowland Group LLC | Information | $1,719,700 | $1,656,929 | 94 | $15.8M | Research |
| Main Event Caterers LLC | Accommodation and Food Services | $1,698,186 | $1,717,075 | 79 | $14.7M | Research |
| First Information Technology Services in | Professional, Scientific, and Technical Services | $1,691,825 | $1,810,117 | 77 | $8.0M | Research |
| Association of the United States Army | Administrative and Support and Waste Management | $1,678,541 | $1,688,842 | 85 | N/A | Research |
| Association of the United States Army | Administrative and Support and Waste Management | $1,678,500 | $1,695,423 | 74 | N/A | Research |
| International Communications Associates INC | Educational Services | $1,675,700 | $1,602,940 | 301 | $39.1M | Research |
| Rare | Professional, Scientific, and Technical Services | $1,673,982 | $1,688,291 | 79 | N/A | Research |
| Rare | Other Services (except Public Administration) | $1,673,982 | $1,687,832 | 167 | N/A | Research |