Companies beginning with C:
C R Market Surveys
C Research - aka Centaur Research
C Space
C+R Research
C.A. Walker Research Solutions, Inc.
Cadent
Caden
CafeMedia - rebranded as raptive
CallMiner
Cambiar
CambridgeMR
Camille Market Insight Limited
Campbell Rinker
Campden BRI
Candid
Cannabiz Consumer Group
Canvas8
Canvs.ai
Capillary Technologies
Capstone Research, Inc.
Capture, Inc.
Carat Insight Ltd
Carol Raithatha Ltd
Caroline Thompson Associates
Carrick James Market Research
CarterJMRN KK (Japan)
Cartology - a data division of retailer Woolworths in Aus
CARTO
Cassandra
Catalina
Catalyx
Cegedim Strategic Data
Cello Health - merged with others to form Lumanity March '22
Centaur Research
Cerebra Acquired by Tydo in September 2022
Cerner Enviza - now Oracle Life Sciences
Cetas Healthcare Pte Ltd
CFI Group
CFM Group
Chadwick Martin Bailey
Chainalysis
Charlton Insights - acquired by YouGov
Chattermill
Checkealos
CheckMarket
ChildWise
CHN Analytics - now known as North.ai
Chris Braithwaite Associates
Christian Research
Chrysalis Research
Cicero Group
CIENCE
CIESMORI - acquired by Ipsos
Cimigo India Pvt. Ltd.
Cinchy
Cint
Cipolla Analytics - site not found 2/25
Circana
Cision
Cision
Citeline, a Norstella company, and previously Pharma Intelligence, part of Informa
Citigate Dewe Rogerson
Citizen Me - site not found Sept 24
Civica Election Services
CiviCom ThoughtLight
Civis Analytics
Claret-uk
Clarifai
Clarity Stack Limited - site not found
Clarivate Analytics
Clari
Clarocision Research & Marketing
Clayton Reed Associates
Clear Market Intelligence Ltd
Clear Strategy - an M&C Saatchi firm
ClearB2b
ClearBit by Hubspot
ClearBox - now part of Crisp
Clearsense
Clearstate
Cleartelligence
Clearview AI
CleverTap
Click-RH
Client Opinions, Inc.
Cloaked
Cloud Army
Cloud4Wi
Cloudera
Clusters Ltd
CM Research Ltd
CMNTY
CMR (Creative Medical Research) - site not found 2/25
CMRGroup.Com Ltd
CNMS
Cobalt Sky
Cocreate Consulting Pvt Ltd
Codeit / Digital Taxonomy Ltd
COG Research
Coginiti
Cognative Ltd.
Cogniges inc.
Cognigy
Cognisant Research - site not found 3/25
Cognitive3D
Cognitive
Cogwheel
Coherent Market Insights
Coin Metrics
Coinfeeds
Coleman Insights
Collabito
Collage Group
Collibra
Commetric
Communications Media Inc. (CMI)
Community Research
Compton+Dean
comScore, Inc.
Concentrix
Concept Sauce
Conclave Research
Concord USA
Conductrics
Conical Ltd
conjoint.ly
Conjura
Consumer Canvas - a brand of NIQ and MRI-Simmons
Consumer Centers of New York and New Jersey
Consumer Centric Solutions LLC
Consumer Edge
Consumer Insight
Content Lab - part of SAMY Alliance
Content Science - part of The next Practice Group
Contentsquare
Continue AI - site not found 1/25
Contlo
Conviva
Cooee
Cooler Screens
CoolTool
Cordial
Core Research
Corelogic
Corona Insights
Corus
Costar Group
Course5i
Cragg Ross Dawson
Crayon
CrazyEgg
cre8ive.net
Creative Medical Recruit (CMR) - company closed
CreativeX
CreatorIQ
Creditntell - rebranded into retailstat.com
CRG Global, Inc.
CRIS by Delvinia
Crisp
Criteo
Criteria Qualitative Fieldwork
Critical Research
CRNRSTONE - includes Stable Research
Cross-Tab Marketing Services Pvt Ltd
Crowd DNA
CrowdTangle
Crowdtech
Crownpeak
Crunchr
Cryptonary
CSG
CSR International
CSR Research
CSS Solutions Ltd
CSS/Datatelligence, Inc
Cubery
Culture Amp
Culture of Insight
Culture Republic
CultureVerse - part of Think HQ
Cupli Surveys Inc.
Curion
Customer Care Research
Customer Champions Limited
Customer Foresight
Customer Guru
CustomerGauge
Customerville / IFS
Cyara
Cymetrix - owned by Wondrlab
Cynthia.io - company closed
Cypris