| RANK | COMPANY NAME | 3-YEAR % GROWTH | REVENUE (millions) | INDUSTRY | EMPLOYEES | CITY | STATE |
|---|---|---|---|---|---|---|---|
| 4855 | Action Resources | 45% | $28.8 million | ■ Transportation | 175 | Hanceville | AL |
| 1807 | ActioNet | 209% | $15.6 million | ■ Government Services | 150 | Vienna | VA |
| 4051 | Actronix | 71% | $25.1 million | ■ Manufacturing | 300 | Flippin | AR |
| 998 | Acuity Solutions | 369% | $26.7 million | ■ IT Services | 24 | Tampa | FL |
| 2378 | ACULIS | 155% | $5.6 million | ■ IT Services | 56 | Provo | UT |
| 1420 | Acusis | 265% | $15.5 million | ■ Health | 1000 | Pittsburgh | PA |
| 4062 | Ad-Base Group | 71% | $17.5 million | ■ Business Services | 35 | Pittsburgh | PA |
| 465 | Adaequare | 679% | $13.5 million | ■ IT Services | 115 | Chantilly | VA |
| 307 | Adams, Evens & Ross | 915% | $4.3 million | ■ Business Services | 12 | Kennesaw | GA |
| 3234 | Adaptive Materials | 105% | $4.9 million | ■ Energy | 55 | Ann Arbor | MI |
| 2434 | Adaptive Solutions | 152% | $4 million | ■ IT Services | 27 | Norristown | PA |
| 254 | Adayana | 1,030% | $19 million | ■ Business Products & Services | 250 | Indianapolis | IN |
| 34 | AdBrite | 3,856% | $31.4 million | ■ Advertising & Marketing | 114 | San Francisco | CA |
| 2753 | Adco Marketing | 132% | $4.1 million | ■ Advertising & Marketing | 6 | Corte Madera | CA |
| 1395 | Addison Search | 271% | $56.1 million | ■ Human Resources | 470 | Chicago | IL |
| 578 | Addx | 561% | $10.2 million | ■ Government Services | 48 | Alexandria | VA |
| 3208 | Adenosine Therapeutics | 107% | $5.1 million | ■ Health | 20 | Charlottesville | VA |
| 2982 | Adfero Group | 120% | $3.6 million | ■ Advertising & Marketing | 22 | Washington | DC |
| 1527 | Adia Kibur Accessories | 247% | $2.5 million | ■ Consumer Products & Services | 10 | Alhambra | CA |
| 3174 | Aditi Technologies | 109% | $54.5 million | ■ IT Services | 1030 | Bellevue | WA |
| 1893 | Adknowledge | 197% | $34.7 million | ■ Advertising & Marketing | 115 | Kansas City | MO |
| 336 | Adlucent | 857% | $2.7 million | ■ Advertising & Marketing | 17 | Austin | TX |
| 825 | AdminServer | 432% | $40.9 million | ■ Insurance | 185 | Chester | PA |
| 3890 | Adolfson & Peterson Construction | 77% | $799 million | ■ Construction | 615 | Minneapolis | MN |
| 1767 | ADPERIO | 213% | $19.5 million | ■ Advertising & Marketing | 34 | Denver | CO |
| 3118 | ADR Services International | 112% | $34.6 million | ■ Business Services | 2834 | Doral | FL |
| 3144 | Advance Drum Service | 110% | $3.1 million | ■ Manufacturing | 29 | Mableton | GA |
| 4222 | Advanced Brain Monitoring | 65% | $2.4 million | ■ Health | 30 | Carlsbad | CA |
| 4569 | Advanced Control Concepts | 53% | $8.1 million | ■ Security | 32 | Pensacola | FL |
| 4492 | Advanced Datacomm Solutions | 56% | $3.4 million | ■ Telecommunications | 1 | Highlands Ranch | CO |
| 1386 | Advanced Educational Products | 273% | $7.2 million | ■ Media | 24 | Buffalo | NY |
| 566 | Advanced Equities Financial | 575% | $300.6 million | ■ Financial Services | 500 | Chicago | IL |
| 529 | Advanced Facial Plastic Surgery Center | 605% | $4 million | ■ Health | 8 | Dallas | TX |
| 3971 | Advanced Federal Services | 74% | $13.3 million | ■ Government Services | 302 | Madison | AL |
| 1139 | Advanced Global Communications | 328% | $4.8 million | ■ Telecommunications | 46 | Prospect | KY |
| 647 | Advanced Health Media | 516% | $293.5 million | ■ Health | 271 | Bridgewater | NJ |
| 1906 | Advanced Image Direct | 196% | $30.6 million | ■ Business Services | 240 | Fullerton | CA |
| 2818 | Advanced Imaging Solutions | 129% | $11.3 million | ■ Business Services | 40 | Las Vegas | NV |
| 115 | Advanced Interactive Sciences | 1,766% | $16.4 million | ■ Advertising & Marketing | 57 | Oldsmar | FL |
| 2224 | Advanced Lubrication Specialties | 166% | $108.3 million | ■ Manufacturing | 48 | Bensalem | PA |
| 1656 | Advanced MarketPlace | 229% | $6.4 million | ■ IT Services | 27 | Tampa | FL |
| 1102 | Advanced Planning Services | 340% | $30.6 million | ■ Financial Services | 56 | San Diego | CA |
| 3182 | Advanced Processing and Imaging | 108% | $3.1 million | ■ Software | 25 | Deerfield Beach | FL |
| 1980 | Advanced Solutions | 188% | $20.1 million | ■ Software | 102 | Louisville | KY |
| 229 | Advanced Systems Resources | 1,125% | $9.8 million | ■ IT Services | 8 | Miami Beach | FL |
| 2419 | Advanced Technical Solutions | 153% | $6.1 million | ■ IT Services | 25 | Scott Depot | WV |
| 3627 | Advanced Technologies Group | 88% | $12.9 million | ■ Software | 54 | West Des Moines | IA |
| 4517 | Advanced Technology Services | 55% | $162.8 million | ■ Manufacturing | 1723 | Peoria | IL |
| 4204 | Advanced Tooling Specialists | 66% | $5.8 million | ■ Manufacturing | 40 | Menasha | WI |
| 4624 | Advanced Waste Services | 52% | $24.4 million | ■ Environmental Services | 130 | West Allis | WI |
| 675 | AdvancedMD Software | 501% | $15.3 million | ■ Health | 155 | S. Jordan | UT |
| 4607 | Advantage Data | 52% | $6 million | ■ Financial Services | 12 | Boston | MA |
| 3781 | Advantage Transport | 82% | $20.3 million | ■ Logistics & Transportation | 47 | Phoenix | AZ |
| 3996 | Advantage Travel & Incentives | 73% | $85.9 million | ■ Business Products & Services | 97 | Savage | MN |
| 2778 | Advanticom | 131% | $7 million | ■ IT Services | 36 | Pittsburgh | PA |
| 1091 | Advantidge | 342% | $4.9 million | ■ Security | 4 | El Segundo | CA |
| 2234 | Advent | 165% | $4.2 million | ■ Advertising & Marketing | 25 | Nashville | TN |
| 2878 | Advent Design | 124% | $11.6 million | ■ Manufacturing | 66 | Bristol | PA |
| 3666 | Adventures Cross-Country | 86% | $5.9 million | ■ Travel & Hospitality | 130 | Mill Valley | CA |
| 4809 | Advocate Media | 46% | $2.3 million | ■ Media | 17 | Dallas | TX |
| 2032 | Advocate Networks | 182% | $5.1 million | ■ Telecommunications | 25 | Norcross | GA |
| 617 | AEE Solar | 533% | $42 million | ■ Energy | 78 | Redway | CA |
| 3310 | Aegis Analytical | 102% | $7.5 million | ■ Software | 23 | Lafayette | CO |
| 4614 | Aegis Film & Television Group | 52% | $4.4 million | ■ Media | 120 | Los Angeles | CA |
| 4176 | Aeneas Internet and Telephone | 67% | $6 million | ■ Telecommunications | 29 | JACKSON | TN |
| 4199 | Aerodyn Engineering | 66% | $5 million | ■ Engineering | 30 | Indianapolis | IN |
| 3313 | Aeronet Worldwide | 101% | $64.1 million | ■ Logistics & Transportation | 150 | Irvine | CA |
| 4067 | Aerospace & Commercial Technologies | 70% | $6.9 million | ■ Government Services | 7 | Aledo | TX |
| 4597 | AESCO Electronics | 52% | $34.6 million | ■ Computers & Electronics | 240 | Akron | OH |
| 976 | Affiniscape | 375% | $4.6 million | ■ IT Services | 70 | Austin | TX |
| 235 | Affordable Health Insurance | 1,100% | $6 million | ■ Insurance | 49 | Arlington Heights | IL |
| 4083 | AFMS | 70% | $19.3 million | ■ Business Services | 26 | Portland | OR |
| 4284 | Afrosea Seafood Group | 63% | $3.6 million | ■ Food & Beverage | 13 | Staten Island | NY |
| 992 | AgencyPort Insurance Services | 370% | $13.6 million | ■ Software | 100 | Boston | MA |
| 4959 | Agentek | 42% | $6.1 million | ■ Software | 58 | Alpharetta | GA |
| 4002 | Agilaire | 73% | $9.2 million | ■ Business Products & Services | 14 | Redwood City | CA |
| 3299 | Agile Business Media | 102% | $3.3 million | ■ Media | 14 | North Attleboro | MA |
| 160 | AgileThought | 1,421% | $3.4 million | ■ Software | 28 | Tampa | FL |
| 2518 | Agilit | 145% | $3.1 million | ■ IT Services | 24 | Troy | OH |
| 1921 | Agility Mfg | 194% | $3.8 million | ■ Manufacturing | 82 | Dover | NH |
| 2144 | Agiltron | 172% | $11.4 million | ■ Engineering | 88 | Woburn | MA |
| 22 | Agistix | 5,215% | $10.8 million | ■ Software | 35 | Redwood City | CA |
| 3210 | AGN Enterprises | 107% | $25 million | ■ Logistics & Transportation | Vega Alta | PR | |
| 3684 | Agoos/Lovera Architects | 85% | $6.2 million | ■ Construction | 40 | Philadelphia | PA |
| 65 | Ahura Scientific | 2,526% | $24 million | ■ Security | 112 | Wilmington | MA |
| 4452 | Air Freight Plus | 57% | $3.2 million | ■ Logistics | 16 | Hanover | MD |
| 2793 | AIR Marketing | 130% | $12.8 million | ■ Advertising & Marketing | 45 | Phoenix | AZ |
| 4462 | Air Serv | 57% | $147.7 million | ■ Travel & Hospitality | 6000 | Atlanta | GA |
| 4242 | Air Temp Heating & Air Conditioning | 64% | $10.6 million | ■ Construction | 62 | Binghamton | NY |
| 3432 | Aircon Service | 97% | $2.4 million | ■ Construction | 18 | Larksville | PA |
| 2507 | Aircraft Cabin Systems | 146% | $5.5 million | ■ Business Products & Services | 10 | Redmond | WA |
| 4968 | Airefco | 41% | $112.8 million | ■ Energy | Tualatin | OR | |
| 4289 | AIReS | 63% | $82.5 million | ■ Logistics & Transportation | 190 | Pittsburgh | PA |
| 2042 | Airgard | 181% | $7.2 million | ■ Manufacturing | 20 | San Jose | CA |
| 1113 | Airgun Depot | 337% | $2.9 million | ■ Retail | 8 | Draper | UT |
| 1466 | AIT Laboratories | 258% | $16.3 million | ■ Health | 200 | Indianapolis | IN |
| 856 | Ajasa Technologies | 419% | $46.8 million | ■ IT Services | 207 | Golden Valley | MN |
| 4370 | Akadema | 60% | $4.8 million | ■ Consumer Products & Services | 23 | Hawthorne | NJ |
| 2874 | Akasha | 125% | $8.4 million | ■ Consumer Products & Services | 125 | Ann Arbor | MI |
| 614 | Akins Consulting | 536% | $2.4 million | ■ IT Services | 23 | Costa Mesa | CA |
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