IPJSC Yandex engages in the provision of search engines and online services. It operates through the following segments: Search and Portal; Yandex Market; Taxi; Media Services; Classifieds; and Other Bets and Experiments. The Search and Portal segment includes all the services offered in Russia, Belarus, and Kazakhstan. The Taxi segment covers the ride-sharing business, which consists of Yandex Taxi as well as Uber in Russia and other countries. The Yandex Market segment encompasses price comparison service, e-commerce marketplace and several small experiments. The Media Services segment comprises KinoPoisk, Yandex Music, Yandex Afisha, Yandex TV program, Yandex. Studio, and subscription service Yandex. Plus. The Classifieds Segment deals with online advertising and listing fees. The Other Bets and Experiments segment consists of smaller business units and experiments. The company was founded by Elena Kolmanovskaya, Ilya Segalovich, Mikhail Fadeev, and Arkady Volozh in 1989.