Arkady Yuryevich Volozh (Russian: Аркадий Юрьевич Волож; born 11 February 1964) is a Kazakhstan born Israeli serial technology entrepreneur, computer scientist, investor and philanthropist. He pioneered the development of search and navigation technology as well as intelligent products and services powered by machine learning. Volozh co-founded several IT enterprises, including CompTek, Arkadia, InfiNet and Yandex. Yandex is one of Europe's largest Internet companies, operating Russia's most popular search engine. Yandex is listed in NASDAQ, and was traded at 30+ Billion in November 2021. In June 2022 Volozh, stepped down from all his positions in Yandex and left the company. Volozh has lived in Tel-Aviv with his family since 2015. Volozh was born in Guryev, Kazakh SSR, Soviet Union (now Atyrau, Kazakhstan) into a Russian-Jewish family. His father was a petroleum geologist, and his mother was a music teacher. He attended Republican School of Physics and Mathematics in Almaty, Kazakhstan, and then studied applied mathematics at Gubkin Russian State University of Oil and Gas, graduating in 1986. Volozh is a serial entrepreneur with a background in computer science. After working at a state pipeline research institute, he started a small business importing personal computers from Austria. He went on to co-found several IT enterprises besides Yandex, including a Russian provider of wireless networking technology InfiNet Wireless, and CompTek International, one of the largest distributors of network and telecommunications equipment in Russia. Volozh co-founded CompTek in 1989. He also started working on search in 1989, which led to him establishing Arkadia Company in 1990. The company was developing search software. In 1993, Arkady Volozh and Ilya Segalovich developed a search engine for "non-structured information with Russian morphology". Arkady co-founded Yandex in 1997, later leaving his position as CEO of CompTek International to become the CEO of Yandex in 2000. Yandex, a Nasdaq listed company, developed, and offered a variety of technologies and services under Volozh, in the fields of Ecommerce, navigation, mobility, autonomous vehicles, payments, music, emails and more. The Yandex IPO in 2011 was the largest one until then, after the Google IPO in 2004. In November 2021 the company was valued at 30 billion dollars[. As part of a larger effort to spread machine learning, Volozh and the Yandex team established the Yandex School of Data Analysis in 2007, offering a free master's level program in data science. The program has grown to include six branches, online courses, and other learning programs through multiple partnerships. In 2018, the school opened a branch in Tel Aviv to launch a one-year career advancement program in machine learning.