Runs online opinion polls on a variety of issues internationally. They have pools of people that they ask survey questions, and also pull in data from social media and other sources to help brands understand their image. They are starting to get into the audience segmentation business too. YouGov is quite large and has acquired a number of related companies.
Surveys, Census, Election Results, ONS population estimates, TV Audience Measurement, Radio Listenership, Print Readership, Browsing Data, App Usage Data, Facebook, Twitter
United Kingdom, United States, Australia, Greece, France, Norway, Singapore, Malaysia, Romania, Finland, Sweden, Denmark, Thailand
Audience measurement and analysis company. comScore asks people to install monitoring software on their computer in exchange for various benefits. This software records their browsing activity and comScore sells this to marketing companies and campaigns. comScore also collects data from other sources, including TV audience measurement and surveys. They are a huge company, with offices in nearly two dozen countries.