| RANK | COMPANY NAME | 3-YEAR % GROWTH | REVENUE (millions) | INDUSTRY | EMPLOYEES | CITY | STATE |
|---|---|---|---|---|---|---|---|
| 4512 | Arlington Resources | 55% | $6 million | ■ Human Resources | 21 | Rolling Meadows | IL |
| 4924 | Armor Protective Packaging | 43% | $9.9 million | ■ Manufacturing | 24 | Howell | MI |
| 4573 | Aronson & Co. | 53% | $50.5 million | ■ Financial Services | 240 | Rockville | MD |
| 3041 | Arora Engineers | 116% | $6.1 million | ■ Engineering | 46 | Chadds Ford | PA |
| 4487 | Array Information Technology | 56% | $5.4 million | ■ IT Services | 20 | Greenbelt | MD |
| 1151 | Arrow Glass & Mirror | 325% | $3.8 million | ■ Construction | 36 | Austin | TX |
| 2769 | Arrow Strategies | 131% | $11.3 million | ■ Human Resources | 148 | Bingham Farms | MI |
| 4105 | Artcraft | 69% | $8.1 million | ■ Business Services | 78 | North Attleboro | MA |
| 1254 | Artech Information Systems | 302% | $128.2 million | ■ IT Services | 2000 | Cedar Knolls | NJ |
| 464 | Artemis Woman | 680% | $4.1 million | ■ Consumer Products | 7 | Wilton | CT |
| 1260 | Artis | 301% | $4.8 million | ■ Government Services | 32 | Reston | VA |
| 1189 | Artistic Stone Kitchen and Bath | 317% | $3.5 million | ■ Consumer Products | 11 | San Leandro | CA |
| 1528 | ArtisTree Landscape Maintenance & Design | 247% | $15.6 million | ■ Environmental Services | 310 | Venice | FL |
| 2523 | ASAP Print - Mail - Fulfill | 145% | $5.6 million | ■ Business Services | 65 | Alexandria | VA |
| 4901 | ASAP Towing & Storage | 44% | $3.2 million | ■ Logistics & Transportation | 27 | Jacksonville | FL |
| 4015 | Ascend Consulting | 72% | $14.6 million | ■ Financial Services | 90 | Waltham | MA |
| 469 | Ascendant Technology | 669% | $36.5 million | ■ IT Services | 226 | Austin | TX |
| 1490 | AscendTech | 254% | $5.6 million | ■ Computer Hardware | 20 | Cleveland | OH |
| 736 | Ascentium | 470% | $52.4 million | ■ Advertising & Marketing | 270 | Bellevue | WA |
| 3893 | ASD | 77% | $10.1 million | ■ Manufacturing | 44 | Boulder | CO |
| 542 | ASE Technology | 596% | $4.6 million | ■ Business Products & Services | 29 | Franklin | TN |
| 3319 | Aspen Countertops | 101% | $5.1 million | ■ Manufacturing | 40 | Salt Lake City | UT |
| 4119 | Aspen Marketing Services | 69% | $301.2 million | ■ Advertising & Marketing | 543 | West Chicago | IL |
| 2813 | Aspen Transportation | 129% | $9.5 million | ■ Logistics & Transportation | 20 | Jonesboro | AR |
| 364 | AspireHR | 815% | $11.8 million | ■ Human Resources | 80 | Plano | TX |
| 1826 | Asset Protection and Security Services | 206% | $54.3 million | ■ Security | 960 | CORPUS CHRISTI | TX |
| 3541 | Assigned Counsel | 92% | $5.8 million | ■ Human Resources | 12 | Wayne | PA |
| 3770 | Associated Business Systems | 82% | $41.5 million | ■ Business Services | 168 | Portland | OR |
| 2156 | Associated Fire Protection | 171% | $8.6 million | ■ Construction | 45 | Omaha | NE |
| 4888 | Assurance Agency | 44% | $35.6 million | ■ Insurance | 50 | Schaumburg | IL |
| 486 | Assured Information Security | 643% | $9.8 million | ■ Government Services | 73 | Rome | NY |
| 532 | Astadia Consulting | 603% | $16.1 million | ■ Software | 300 | Atlanta | GA |
| 1069 | Astaro | 351% | $29.3 million | ■ Security | 160 | Burlington | MA |
| 2917 | Astek Wallcovering | 123% | $7.2 million | ■ Manufacturing | 23 | Van Nuys | CA |
| 711 | Astir IT Solutions | 481% | $8.6 million | ■ IT Services | 100 | South Plainfield | NJ |
| 3570 | Asynchrony Solutions | 91% | $13.9 million | ■ IT Services | 94 | St. Louis | MO |
| 2422 | AT Conference | 153% | $9.5 million | ■ Telecommunications | 35 | Southampton | NY |
| 1318 | Atalasoft | 288% | $2.8 million | ■ Software | 25 | Easthampton | MA |
| 4056 | Athena Engineering | 71% | $16.5 million | ■ Construction | 40 | San Dimas | CA |
| 3534 | ATI Jet | 92% | $9.3 million | ■ Logistics & Transportation | El Paso | TX | |
| 259 | Atlanta Pediatric Therapy | 1,016% | $2.9 million | ■ Health | 51 | Atlanta | GA |
| 3460 | Atlanta Refrigeration Service | 95% | $7.9 million | ■ Construction | 92 | Norcross | GA |
| 3579 | Atlantic International Distributors | 90% | $4.1 million | ■ Retail | 11 | Jacksonville | FL |
| 1354 | Atlas Travel International | 281% | $140 million | ■ Travel & Hospitality | 110 | Milford | MA |
| 296 | AtLast Fulfillment | 944% | $8.6 million | ■ Logistics & Transportation | 130 | Aurora | CO |
| 3469 | Atomic Playpen | 95% | $4.4 million | ■ Advertising & Marketing | 45 | Minneapolis | MN |
| 2531 | Atomic Tattoos | 145% | $2 million | ■ Retail | 75 | Largo | FL |
| 4261 | Atrilogy Solutions Group | 64% | $18 million | ■ IT Services | 19 | Irvine | CA |
| 1882 | Atrion | 198% | $38.4 million | ■ IT Services | 110 | Warwick | RI |
| 1712 | ATS Electric | 219% | $11.6 million | ■ Construction | 95 | Phoenix | AZ |
| 664 | ATS Services | 507% | $458.7 million | ■ Government Services | 65 | Sun City | AZ |
| 3222 | ATS Services | 106% | $40.3 million | ■ Human Resources | Jacksonville | FL | |
| 1916 | ATS Technical | 195% | $6.3 million | ■ IT Services | 8 | Dallas | TX |
| 671 | Attack! | 504% | $2.7 million | ■ Advertising & Marketing | 15 | San Francisco | CA |
| 420 | AtTask | 740% | $7.8 million | ■ Software | 110 | Orem | UT |
| 4276 | Aubrey Electric | 63% | $3.5 million | ■ Computers & Electronics | 26 | Theresa | WI |
| 1418 | Auction Systems Auctioneers & Appraisers | 266% | $43 million | ■ Business Products & Services | 56 | Phoenix | AZ |
| 406 | AuctionDrop | 764% | $12.4 million | ■ Retail | 37 | Menlo Park | CA |
| 1238 | Auctionpay | 305% | $12 million | ■ Software | 65 | Portland | OR |
| 5000 | Audio Video Systems | 40% | $24.9 million | ■ Telecommunications | 86 | Chantilly | VA |
| 3193 | Audubon Machinery | 108% | $5.8 million | ■ Manufacturing | 45 | North Tonawanda | NY |
| 3365 | Augere Construction | 99% | $13.4 million | ■ Construction | 7 | Hudson | OH |
| 1052 | Augusta Systems | 356% | $6.6 million | ■ Computers & Electronics | 25 | Morgantown | WV |
| 2479 | Augustine & Associates | 148% | $11.3 million | ■ Advertising & Marketing | 50 | Rocklin | CA |
| 3335 | Aussie Pet Mobile | 100% | $8.8 million | ■ Consumer Products & Services | 25 | Dana Point | CA |
| 349 | Austin GeoModeling | 840% | $3.9 million | ■ Software | 20 | Austin | TX |
| 2063 | Austin Ribbon & Computer | 179% | $72.2 million | ■ Computer Hardware | 37 | Austin | TX |
| 1868 | AutohausAZ.com | 201% | $7.5 million | ■ Retail | 20 | Tempe | AZ |
| 1872 | Automation Technologies | 200% | $13.7 million | ■ IT Services | 60 | Vienna | VA |
| 3805 | Automotive Product Consultants | 80% | $10.9 million | ■ Advertising & Marketing | 51 | Chesterfield | MO |
| 2583 | Avalex Technologies Corporation | 141% | $9.2 million | ■ Government Services | 29 | Pensacola | FL |
| 3946 | Avalon Document Services | 75% | $4.7 million | ■ Business Products & Services | 100 | Syracuse | NY |
| 2435 | Avalon Global Solutions | 151% | $9.4 million | ■ Telecommunications | 30 | Hampton | VA |
| 843 | Avankia | 424% | $2.3 million | ■ IT Services | 28 | Nashville | TN |
| 4306 | Avantia | 63% | $3.6 million | ■ IT Services | 33 | Valley View | OH |
| 1965 | AvcomEast | 189% | $11.3 million | ■ IT Services | 16 | Vienna | VA |
| 2825 | Avectus | 128% | $3.3 million | ■ Business Services | 15 | Lebanon | NJ |
| 4076 | Avella | 70% | $64.4 million | ■ Health | 125 | Phoenix | AZ |
| 3582 | AvenueWest Corporate Housing | 90% | $5.2 million | ■ Real Estate | 12 | Denver | CO |
| 1849 | Aveox | 203% | $10.4 million | ■ Engineering | 56 | Simi Valley | CA |
| 206 | Aviation Network Services | 1,212% | $4.3 million | ■ Logistics & Transportation | 80 | Atlanta | GA |
| 4978 | Avid Technologies | 41% | $10.3 million | ■ Engineering | 50 | Twinsburg | OH |
| 3361 | Avidian Technologies | 99% | $2.9 million | ■ Software | 26 | Redmond | WA |
| 4294 | Avondale Partners | 63% | $23 million | ■ Financial Services | 81 | Nashville | TN |
| 1105 | Axiom | 339% | $39 million | ■ Business Products & Services | 270 | New York | NY |
| 2135 | Axiom Requisition Copy Service | 173% | $2.2 million | ■ Business Products & Services | 35 | Okemos | MI |
| 3784 | Axios | 81% | $101.1 million | ■ Human Resources | 35 | Grand Rapids | MI |
| 1785 | AXIS Capital | 211% | $13.3 million | ■ Financial Services | 44 | Grand Island | NE |
| 3498 | Axis Group | 94% | $8.1 million | ■ IT Services | 39 | Berkeley Heights | NJ |
| 818 | Axis Technical Group | 435% | $5.6 million | ■ IT Services | 35 | Anaheim | CA |
| 507 | Axispoint | 621% | $37.2 million | ■ IT Services | 130 | New York | NY |
| 509 | AxisPointe | 620% | $3.1 million | ■ Construction | 64 | Lehi | UT |
| 4584 | AXSA Document Solutions | 53% | $18 million | ■ Business Services | 100 | Orlando | FL |
| 2651 | AYCO FARMS | 138% | $42.5 million | ■ Food & Beverage | 16 | Deerfield Beach | FL |
| 3667 | Aztalan Engineering | 86% | $8 million | ■ Manufacturing | 65 | Lake Mills | WI |
| 1588 | B & B Builders | 238% | $8.5 million | ■ Construction | 21 | Rigby | ID |
| 4299 | B & W Pipe | 63% | $20.3 million | ■ Energy | 6 | Katy | TX |
| 3968 | B&W Trailer Hitches | 74% | $39 million | ■ Manufacturing | 176 | Humboldt | KS |
| 183 | BabyEarth | 1,319% | $3 million | ■ Retail | 15 | Round rock | TX |
| 493 | BackOffice Associates | 639% | $59.9 million | ■ IT Services | 350 | South Harwich | MA |
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