IAC is a media and Internet company with multiple online media properties. They have a vast number of websites and examples of their brands include: About.com, Ask.com, Chemistry.com, Citysearch, CollegeHumor, DailyBurn, Dictionary.com, Electus, HomeAdvisor, Investopedia, Match.com, Vimeo, The Princeton Review, Tinder and Tutor.com.