| Airline Tariff Publiching Co | Information | $10,000,000 | $10,114,722 | 450 | $75.6M |  Research |
| Ymca of Metropolitan Washington | Other Services (except Public Administration) | $7,602,927 | $7,695,218 | 500 | $95.5M | Research |
| Prospect Waterproofing Co | Construction | $6,438,200 | $6,511,897 | 495 | $85.1M | Research |
| Jenkins Services, LLC | Construction | $6,092,587 | $6,175,514 | 334 | $101.5M | Research |
| Antra, Inc. | Administrative and Support and Waste Management | $4,464,300 | $4,515,391 | 341 | $64.5M | Research |
| Cynet Systems INC | Professional, Scientific, and Technical Services | $4,272,692 | $4,321,947 | 368 | $76.1M | Research |
| Schnabel Foundation Company | Construction | $3,643,859 | $3,685,763 | 259 | $97.0M | Research |
| Thomas a Moorehead INC | Retail Trade | $3,446,100 | $2,654,714 | 162 | $40.8M | Research |
| Sabmd, LLC | Retail Trade | $3,013,700 | $3,047,965 | 250 | $63.0M | Research |
| Guernsey, Inc. | Retail Trade | $2,832,000 | $2,864,804 | 231 | $50.1M | Research |
| Reston Limousine & Travel Services | Transportation and Warehousing | $2,736,000 | $2,767,483 | 412 | $158.4M | Research |
| Alpha Construction and Engineering Corporation | Professional, Scientific, and Technical Services | $2,700,300 | $2,731,429 | 136 | $16.8M | Research |
| Hardesty Concrete Construction | Construction | $2,638,000 | $2,668,500 | 244 | $83.1M | Research |
| Global Wireless Solutions INC | Professional, Scientific, and Technical Services | $2,576,500 | $2,609,923 | 155 | $16.0M | Research |
| Marathon Ts, Inc. | Professional, Scientific, and Technical Services | $2,517,200 | $2,546,008 | 188 | $38.9M | Research |
| Air Force Retired Officers Community - Washington D.c. | Health Care and Social Assistance | $2,509,468 | $2,535,120 | 295 | $50.2M | Research |
| Lea Elliot INC | Professional, Scientific, and Technical Services | $2,452,100 | $2,483,569 | 69 | $8.5M | Research |
| S a Halac Iron Works | Manufacturing | $2,181,200 | $2,213,494 | 130 | $31.8M | Research |
| Reverei/t LLC | Professional, Scientific, and Technical Services | $2,162,400 | $2,186,307 | 137 | $28.3M | Research |
| Anderson Mechanical Services | Construction | $2,085,200 | $2,114,507 | 143 | $45.2M | Research |
| Patriot Development Corporation | Construction | $2,071,400 | $2,037,798 | 152 | $47.1M | Research |
| Reston Limousine & Travel | Transportation and Warehousing | $2,000,000 | $2,019,945 | 300 | $115.3M | Research |
| S. A. Halac Iron Works Inc. | Manufacturing | $2,000,000 | $2,026,444 | 115 | $28.1M | Research |
| Anderson Mechanical Services INC | Construction | $2,000,000 | $2,014,849 | 143 | $45.2M | Research |
| Benchmark Utility Services, LLC | Construction | $1,956,700 | $1,982,218 | 180 | $55.8M | Research |