| Confidential-Company confidential-company.com | Greater New York City, 🇺🇸 United States | 39.5K | $5642.7M | - | - | 13% |
| Ipsos ipsos.com | New York, 🇺🇸 United States | 21.0K | $2992.5M | 1.6M/mo | - | - |
| CERN home.cern | Australia Square, 🇦🇺 Australia | 7.9K | $1122.4M | 279K/mo | - | 7% |
| Battelle battelle.org | Columbus, 🇺🇸 United States | 6.6K | $956.1M | - | $4M | 2% |
| Evalueserve evalueserve.com | Raleigh, 🇺🇸 United States | 6.5K | $928.5M | - | - | 0% |
| Circana circana.com | Chicago, 🇺🇸 United States | 6.2K | $881.6M | 159K/mo | - | 3% |
| NVD nvd.nist.gov | Gaithersburg, 🇺🇸 United States | 5.4K | $769.4M | - | - | 4% |
| Dynata dynata.com | Plano, 🇺🇸 United States | 4.9K | $700.0M | 7.3M/mo | $81.5M | 8% |
| YouGov global.yougov.com | London, 🇬🇧 United Kingdom | 4.7K | $665.4M | - | - | 15% |
| Westat westat.com | Rockville, 🇺🇸 United States | 4.2K | $601.6M | - | - | 5% |
| Kemri kemri.org | - | 3.6K | $516.9M | - | - | 11% |
| Chromafora chromafora.com | Göteborg, 🇸🇪 Sweden | 3.3K | $466.8M | - | - | 1% |
| Forrester forrester.com | Cambridge, 🇺🇸 United States | 2.9K | $481.1M | 195K/mo | - | - |
| VTT vttresearch.com | - | 2.8K | $435.3M | - | - | 3% |
| NORC norc.org | Chicago, 🇺🇸 United States | 2.7K | $297.0M | - | - | 9% |
| PDNDKFZ dkfz.de | - | 2.6K | $372.1M | - | - | 22% |
| Fermilab fnal.gov | Batavia, 🇺🇸 United States | 2.5K | $285.6M | - | - | 13% |
| IRI iriworldwide.com | Chicago, 🇺🇸 United States | 2.5K | $369.8M | - | $181M | -15% |
| FAPESP fapesp.br | Sao Paulo, 🇧🇷 Brazil | 2.0K | $126.1M | 1.3M/mo | - | 13% |
| VIB vib.be | - | 1.7K | $249.3M | - | - | - |
| Mintel mintel.com | London, 🇬🇧 United Kingdom | 1.7K | $246.6M | 323K/mo | - | 2% |
| ITER iter.org | - | 1.7K | $241.8M | 171K/mo | - | 4% |
| Statista statista.com | New York, 🇺🇸 United States | 1.6K | $223.8M | 8.5M/mo | - | 8% |
| ICRISAT icrisat.org | Hyderabad, 🇮🇳 India | 1.5K | $220.5M | - | - | 7% |
| Deltares deltares.nl | 🇳🇱 Netherlands | 1.5K | $215.2M | - | - | - |
| Netscribes netscribes.com | Mumbai, 🇮🇳 India | 1.5K | $212.9M | - | - | - |
| WestEd wested.org | San Francisco, 🇺🇸 United States | 1.5K | $208.5M | - | - | 3% |
| Emmes emmes.com | Rockville, 🇺🇸 United States | 1.4K | $201.6M | - | $2.7M | 7% |
| Cobb-Vantress cobb-vantress.com | Siloam Springs, 🇺🇸 United States | 1.4K | $193.9M | - | - | 4% |
| SimilarWeb similarweb.com | New York, 🇺🇸 United States | 1.3K | $124.2M | 14.0M/mo | $235.2M | -1% |
| UCC uccweb.info | Loveland, 🇺🇸 United States | 1.1K | $161.8M | - | - | -3% |
| TWI twi-global.com | Cambridge, 🇬🇧 United Kingdom | 1.1K | $154.2M | - | - | 16% |
| Mine juergen.com | 🇺🇸 United States | 1.0K | $143.4M | - | - | - |
| MetrixLab metrixlab.com | Rotterdam, 🇳🇱 Netherlands | 966 | $137.9M | - | - | - |
| Kantar kantar.com | New York, 🇺🇸 United States | 959 | $136.9M | 2.0M/mo | - | 18% |
| Kynetec kynetec.com | Newbury, 🇬🇧 United Kingdom | 932 | $133.1M | - | - | 6% |
| AgResearch agresearch.co.nz | 🇳🇿 New Zealand | 836 | $119.4M | - | - | 2% |
| NIWA niwa.co.nz | Sydney, 🇦🇺 Australia | 804 | $114.8M | 213K/mo | - | 0% |
| TRIUMF triumf.ca | Vancouver, 🇨🇦 Canada | 785 | $121.1M | - | $11.1K | 1% |
| BASES bases.com | 🇺🇸 United States | 780 | $111.4M | 2.8M/mo | - | 1% |
| CSEM csem.ch | - | 762 | $108.8M | - | - | 12% |
| Human8 wearehuman8.com | Ghent, 🇧🇪 Belgium | 761 | $108.7M | - | - | 23% |
| PAC pacanalyst.com | Paris, 🇫🇷 France | 706 | $100.8M | - | - | 20% |
| Cochrane cochrane.org | Oxford, 🇬🇧 United Kingdom | 704 | $100.5M | - | - | 6% |
| Numeris numeris.ca | Toronto, 🇨🇦 Canada | 696 | $88.7M | - | - | - |
| Researcher lonniecroal.net | 🇺🇸 United States | 684 | $87.2M | - | - | -2% |
| CEM cem.com | Stallings, 🇺🇸 United States | 679 | $86.6M | - | - | 5% |
| ENVIGO envigo.com | Indianapolis city, 🇺🇸 United States | 654 | $83.4M | - | - | -6% |
| SERMO sermo.com | New York, 🇺🇸 United States | 625 | $81.0M | - | $101M | 6% |
| Mitacs mitacs.ca | Vancouver, 🇨🇦 Canada | 622 | $79.3M | - | - | -10% |
| Evidera evidera.com | Bethesda, 🇺🇸 United States | 612 | $78.0M | - | - | -10% |
| Universum universumglobal.com | STOCKHOLM, 🇸🇪 Sweden | 611 | $77.9M | - | - | - |
| CPC cpcmed.org | Aurora, 🇺🇸 United States | 602 | $65.8M | - | - | - |
| Savanta savanta.com | London, 🇬🇧 United Kingdom | 599 | $76.4M | 1.0M/mo | - | 5% |
| MarketCast mcast.com | Los Angeles, 🇺🇸 United States | 570 | $73.8M | - | $18.6M | -9% |
| SPINS spins.com | Chicago, 🇺🇸 United States | 564 | $71.9M | - | - | -1% |
| MarketResearch.com marketresearch.com | North Bethesda, 🇺🇸 United States | 563 | $77.5M | - | - | 361% |
| Lactec lactec.org.br | - | 558 | $71.1M | - | - | 5% |
| Scion scionresearch.com | 🇳🇿 New Zealand | 542 | $69.1M | - | - | 6% |
| Omdia omdia.com | London, 🇬🇧 United Kingdom | 538 | $68.6M | - | - | -1% |
| INO ino.ca | Quebec City, 🇨🇦 Canada | 534 | $68.1M | - | - | 9% |
| SKIM skimgroup.com | Atlanta, 🇺🇸 United States | 531 | $67.7M | - | - | 6% |
| TRL trl.co.uk | Wokingham, 🇬🇧 United Kingdom | 531 | $67.7M | - | - | 6% |
| MDRC mdrc.org | New York, 🇺🇸 United States | 531 | $67.7M | - | - | 5% |
| Nepa nepa.com | New York, 🇺🇸 United States | 521 | $66.4M | - | - | -6% |
| Consulta consulta.co.za | - | 511 | $65.2M | - | - | 3% |
| Tecpar tecpar.br | - | 508 | $64.8M | - | - | 5% |
| ZoomRx zoomrx.com | Boston, 🇺🇸 United States | 504 | $64.3M | - | - | -8% |
| Su sunvalleyr.com | 🇺🇸 United States | 491 | $62.6M | - | - | 2% |
| SAHMRI sahmri.org | Adelaide, 🇦🇺 Australia | 469 | $59.8M | - | - | 6% |
| PreScouter prescouter.com | Chicago, 🇺🇸 United States | 458 | $58.4M | - | - | - |
| NIAB niab.com | Cambridge, 🇺🇸 United States | 456 | $58.1M | - | - | 3% |
| Léger leger360.com | Montréal / Québec, 🇨🇦 Canada | 438 | $55.8M | 40K/mo | - | 7% |
| GDCC gdcc.com | Yarraville, 🇦🇺 Australia | 437 | $55.7M | - | - | 14% |
| MRIGlobal mriglobal.org | Kansas City, 🇺🇸 United States | 435 | $55.5M | - | - | 0% |
| IGD igd.com | Watford, 🇬🇧 United Kingdom | 430 | $54.8M | - | - | -1% |
| FPInnovations fpinnovations.ca | Pointe Claire, 🇨🇦 Canada | 426 | $54.3M | - | - | -2% |
| LifeArc lifearc.org | 🇬🇧 United Kingdom | 426 | $54.3M | - | - | 27% |
| proSapient prosapient.com | London, 🇬🇧 United Kingdom | 421 | $54.5M | - | $12.6M | -10% |
| IBISWorld ibisworld.com | Santa Monica, 🇺🇸 United States | 419 | $53.4M | 348K/mo | - | 5% |
| iSOURCe group-isource.com | Noida, 🇮🇳 India | 418 | $53.3M | - | - | 1% |
| Burke burke.com | Cincinnati, 🇺🇸 United States | 417 | $53.2M | - | - | 3% |
| DISQO disqo.com | Glendale, 🇺🇸 United States | 409 | $52.1M | - | - | -30% |
| IFOP ifop.com | Paris, 🇫🇷 France | 407 | $51.9M | - | - | 8% |
| CEPI cepi.net | Oslo, 🇳🇴 Norway | 405 | $51.6M | - | - | 25% |
| Claritas claritas.com | Ithaca, 🇺🇸 United States | 391 | $49.9M | - | - | 7% |
| UES ues.com | Dayton, 🇺🇸 United States | 388 | $49.5M | - | - | 4% |
| PARERA parera.fr | - | 384 | $49.0M | - | - | 28% |
| Avantium avantium.com | Amsterdam, 🇳🇱 Netherlands | 372 | $47.4M | - | - | -1% |
| ReconMR reconmr.com | San Marcos, 🇺🇸 United States | 368 | $46.9M | - | - | 37% |
| EORTC eortc.org | Sydney, 🇦🇺 Australia | 365 | $46.5M | - | - | 5% |
| JILA jila.colorado.edu | Boulder, 🇺🇸 United States | 354 | $45.1M | - | - | 34% |
| Fieldwork fieldwork.com | Chicago, 🇺🇸 United States | 353 | $45.0M | 2.0M/mo | - | 17% |
| PCCI pccinnovation.org | Dallas, 🇺🇸 United States | 352 | $44.9M | - | - | 29% |
| CGIAR cgiar.org | Montpellier, 🇫🇷 France | 340 | $46.8M | 217K/mo | - | 20% |
| RONIN ronin.com | Princeton, 🇺🇸 United States | 338 | $43.1M | - | - | 15% |
| Suzy suzy.com | New York, 🇺🇸 United States | 337 | $43.7M | 58K/mo | $104.1M | 0% |
| CCNB ccnb.ca | Bathurst, 🇨🇦 Canada | 337 | $43.0M | - | - | 3% |
| Netquest netquest.com | Barcelona, 🇪🇸 Spain | 322 | $41.1M | - | - | -3% |
| CLEEVEN cleeven.com | Luzern, 🇨🇠Switzerland | 320 | $40.8M | - | - | 3% |