| RANK | COMPANY NAME | 3-YEAR % GROWTH | REVENUE (millions) | INDUSTRY | EMPLOYEES | CITY | STATE |
|---|---|---|---|---|---|---|---|
| 2580 | AKQA | 142% | $96.6 million | ■ Advertising & Marketing | 700 | San Francisco | CA |
| 548 | Alacrinet | 591% | $2.8 million | ■ IT Services | 24 | Palo Alto | CA |
| 1623 | Alamo1 | 233% | $20.7 million | ■ Environmental Services | 150 | San Antonio | TX |
| 550 | ALaS Consulting | 590% | $13.3 million | ■ Financial Services | 80 | New York | NY |
| 689 | Alatec | 492% | $6.4 million | ■ Government Services | 51 | Huntsville | AL |
| 3433 | Alberici Corporation | 96% | $1.2 billion | ■ Construction | 415 | St. Louis | MO |
| 878 | Albert Burney | 411% | $2.1 million | ■ Real Estate | 14 | Gadsden | AL |
| 1223 | Alcohol Monitoring Systems | 310% | $15 million | ■ Government Services | 110 | Highlands Ranch | CO |
| 4947 | Aldon Corporation | 42% | $5 million | ■ Education | 62 | Avon | NY |
| 519 | Alfa Tech Cambridge Group | 609% | $142.4 million | ■ Construction | 165 | San Jose | CA |
| 3438 | Algae-X International | 96% | $2.7 million | ■ Manufacturing | 10 | Fort Myers | FL |
| 3455 | All About Gifts & Baskets | 96% | $2.9 million | ■ Retail | 5 | Elk River | MN |
| 4919 | All About Packaging | 43% | $4.7 million | ■ Manufacturing | 17 | Appleton | WI |
| 4191 | All About Travel | 66% | $94.4 million | ■ Travel & Hospitality | 60 | Mission | KS |
| 4739 | All Access Staging & Productions | 48% | $8.2 million | ■ Business Products & Services | 80 | Torance | CA |
| 4525 | All American Rentals | 55% | $6.8 million | ■ Construction | 42 | Newark | CA |
| 4796 | All Copy Products | 47% | $23.5 million | ■ Business Products & Services | 150 | Denver | CO |
| 4478 | All Covered | 56% | $46.9 million | ■ IT Services | 300 | Redwood City | CA |
| 2885 | All Enthusiast | 124% | $2 million | ■ IT Services | 2 | American Canyon | CA |
| 4818 | All Occasion Transportation | 46% | $3.1 million | ■ Transportation | 58 | Pawtucket | RI |
| 3229 | All Safe Industries | 105% | $4.8 million | ■ Security | 8 | Louisville | KY |
| 990 | All Star Directories | 371% | $36.8 million | ■ Advertising & Marketing | 66 | Seattle | WA |
| 1362 | All Systems Go | 278% | $5.2 million | ■ Construction | 40 | North Las Vegas | NV |
| 717 | All Terrain | 478% | $5.2 million | ■ Advertising & Marketing | 16 | Chicago | IL |
| 4399 | All-State Express | 59% | $10.9 million | ■ Transportation | 30 | Kernersville | NC |
| 4692 | ALL4 | 50% | $2.9 million | ■ Environmental Services | 28 | Kimberton | PA |
| 3824 | Allari Solutions | 79% | $3.7 million | ■ IT Services | 26 | Bonita Springs | FL |
| 405 | Allcare Dental Management | 764% | $76.6 million | ■ Health | 772 | Buffalo | NY |
| 2094 | Allcom Solutions | 176% | $3.4 million | ■ Telecommunications | 15 | Addison | TX |
| 4178 | Allegheny Valve Coupling | 66% | $4.8 million | ■ Manufacturing | 42 | Warren | PA |
| 4626 | Allen Datagraph Systems | 52% | $4.6 million | ■ Manufacturing | 35 | Derry | NH |
| 4750 | Allen Systems Group | 48% | $237 million | ■ Software | 1300 | Naples | FL |
| 3170 | Alliance Communications Management | 109% | $11.1 million | ■ Telecommunications | 20 | Mobile | AL |
| 561 | Alliance Plastics | 581% | $16.1 million | ■ Manufacturing | 38 | Fort Mill | SC |
| 1245 | Alliance Technology Solutions | 304% | $7.4 million | ■ IT Services | 10 | Orion | MI |
| 3315 | Alliancesphere | 101% | $3.2 million | ■ Business Services | 20 | Atlanta | GA |
| 2772 | Allied 100 | 131% | $16.8 million | ■ Health | 12 | Woodruff | WI |
| 4660 | Allied Construction Management | 51% | $19.4 million | ■ Construction | 45 | Wall | NJ |
| 2440 | Allied Lube | 151% | $68.2 million | ■ Consumer Products | 1150 | Costa Mesa | CA |
| 354 | Allied PhotoChemical | 834% | $3.3 million | ■ Manufacturing | 8 | Kimball | MI |
| 3021 | Allied Wire & Cable | 118% | $44.5 million | ■ Manufacturing | 115 | Collegeville | PA |
| 591 | Alligare | 550% | $38.1 million | ■ Environmental Services | 14 | Opelika | AL |
| 1746 | Allison & Partners | 216% | $11.5 million | ■ Advertising & Marketing | 85 | San Francisco | CA |
| 4054 | Alloway Electric | 71% | $6 million | ■ Construction | 35 | Garden City | ID |
| 3678 | Alloy Software | 86% | $2.3 million | ■ Software | 37 | Nutley | NJ |
| 4735 | Allshred Services | 49% | $4 million | ■ Business Products & Services | 42 | Maumee | OH |
| 3519 | Alltrust Insurance | 93% | $4 million | ■ Insurance | 17 | Palm Harbor | FL |
| 1815 | Allyis | 207% | $22.7 million | ■ IT Services | 167 | Kirkland | WA |
| 292 | Alpha Card Services | 948% | $5.4 million | ■ Financial Services | 32 | Huntingdon Valley | PA |
| 2647 | Alpha Imaging | 138% | $33.4 million | ■ Health | 40 | Willoughby | OH |
| 1059 | Alpha Omega Companies | 353% | $64.6 million | ■ Real Estate | 160 | Naples | FL |
| 238 | Alphaport | 1,095% | $7.7 million | ■ Government Services | 30 | Cleveland | OH |
| 3083 | Alpine Access | 114% | $33.6 million | ■ Business Products & Services | 7500 | Denver | CO |
| 1428 | Alpine Mechancial Services | 264% | $4.8 million | ■ Construction | 48 | New Britain | PA |
| 2684 | Alpine Waste & Recycling | 136% | $9.4 million | ■ Environmental Services | 81 | Commerce City | CO |
| 2915 | Alternate Solutions Homecare | 123% | $20.6 million | ■ Health | 300 | Kettering | OH |
| 2686 | Alternative Apparel | 136% | $37.2 million | ■ Retail | 100 | Norcross | GA |
| 4874 | Alternative Business Furniture | 45% | $11.8 million | ■ Manufacturing | 65 | Eden Prairie | MN |
| 2250 | Althea Technologies | 164% | $28.6 million | ■ Health | 150 | San Diego | CA |
| 4878 | Altour | 45% | $372.2 million | ■ Travel & Hospitality | 350 | New York | NY |
| 2413 | Altum | 153% | $6.6 million | ■ Software | 50 | Reston | VA |
| 1728 | Altus Learning Systems | 218% | $4.9 million | ■ Software | 20 | Campbell | CA |
| 537 | Always For Me | 600% | $2.4 million | ■ Retail | 10 | Hauppauge | NY |
| 1510 | Amadeus Consulting | 250% | $2.9 million | ■ IT Services | 45 | Boulder | CO |
| 3333 | AmazingMail | 100% | $19 million | ■ Advertising & Marketing | 67 | Scottsdale | AZ |
| 2466 | Ambient Devices | 149% | $5.4 million | ■ Manufacturing | 19 | Cambridge | MA |
| 3306 | Ambient Weather | 102% | $8.5 million | ■ Retail | 9 | Chandler | AZ |
| 3014 | Ambios Technology | 118% | $4.7 million | ■ Manufacturing | 20 | Santa Cruz | CA |
| 1117 | Ambir Technology | 336% | $5.3 million | ■ Business Products & Services | 11 | Elmhurst | IL |
| 3657 | AmCheck Payroll HR Benefits | 87% | $155.7 million | ■ Human Resources | 144 | Phoenix | AZ |
| 2425 | Amdex | 152% | $30 million | ■ Government Services | 208 | Silver Spring | MD |
| 3355 | Ameico | 100% | $2.9 million | ■ Consumer Products | 6 | New Milford | CT |
| 4699 | Amelia's | 49% | $29.4 million | ■ Retail | 310 | New Holland | PA |
| 3817 | Ameresco | 80% | $378.5 million | ■ Energy | 331 | Framingham | MA |
| 2391 | Ameri-Kleen | 154% | $8.2 million | ■ Business Products & Services | 228 | Watsonville | CA |
| 456 | America's Incredible Pizza Company | 693% | $64.1 million | ■ Food & Beverage | 1200 | Springfield | MO |
| 4463 | America's Mortgage Group | 56% | $2.5 million | ■ Financial Services | 30 | Worthington | OH |
| 99 | American Bancard | 1,904% | $15.3 million | ■ Financial Services | 105 | Boca Raton | FL |
| 1489 | American Business Solutions | 254% | $6.8 million | ■ IT Services | 48 | Lewis Center | OH |
| 3489 | American Carpet Wholesalers of GA | 94% | $8.4 million | ■ Consumer Products | 17 | Dalton | GA |
| 3028 | American Chartered Bank | 117% | $185.7 million | ■ Financial Services | 400 | Schaumburg | IL |
| 4787 | American Christmas | 47% | $9.1 million | ■ Business Services | 38 | Bronx | NY |
| 625 | American Clay Enterprises | 528% | $2.8 million | ■ Manufacturing | 19 | Albuquerque | NM |
| 696 | American Defense Systems | 488% | $36.3 million | ■ Government Services | 90 | Hicksville | NY |
| 4980 | American Design And Build | 41% | $9.9 million | ■ Construction | 57 | Bel Air | MD |
| 3404 | American Energy Solutions | 98% | $9.8 million | ■ Energy | 32 | Kansas City | MO |
| 3115 | American Equipment Finance | 112% | $3.6 million | ■ Financial Services | 13 | Warren | NJ |
| 662 | American Fiber Systems | 508% | $40.4 million | ■ Telecommunications | 131 | Rochester | NY |
| 3543 | American Fire Restoration | 92% | $4.8 million | ■ Environmental Services | 7 | Brooklyn | NY |
| 4838 | American Home Companions | 46% | $4.5 million | ■ Health | 14 | Orlando | FL |
| 3269 | American Home Remodeling Services | 103% | $2.4 million | ■ Construction | 18 | West Chester | PA |
| 1286 | American International Transport | 296% | $6.9 million | ■ Transportation | 4 | Inglewood | CA |
| 3165 | American Legal Search | 109% | $4.2 million | ■ Business Services | 25 | Birmingham | AL |
| 3698 | American Painting and Renovations | 85% | $15.6 million | ■ Construction | 13 | Duluth | GA |
| 3480 | American Pan & Engineering | 94% | $32.2 million | ■ Construction | 600 | Palmetto | GA |
| 2680 | American Portfolios Financial Services | 136% | $67.3 million | ■ Financial Services | 51 | Holbrook | NY |
| 3031 | American Quality Foods | 117% | $3.8 million | ■ Food & Beverage | 30 | Mills River | NC |
| 4180 | American Reporting | 66% | $5.2 million | ■ Real Estate | 30 | Bothell | WA |
| 1474 | American Reverse Mortgage | 256% | $9.4 million | ■ Real Estate | 1073 | Ocala | FL |
| 3270 | American Security Programs | 103% | $19.8 million | ■ Security | 800 | Dulles | VA |
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