Vienna is the capital, largest city, and one of nine states of Austria. Vienna is Austria's most populous city and its primate city, with about two million inhabitants. Vienna is known as the "City of Music" due to its musical legacy, as many famous classical musicians such as Beethoven and Mozart called Vienna home.

Vienna is host to many major international organizations, including the United Nations, OPEC and the OSCE. The city is located in the eastern part of Austria and is close to the borders of the Czech Republic, Slovakia and Hungary. In 2001, the city center was designated a UNESCO World Heritage Site. In July 2017 it was moved to the list of World Heritage in Danger.

The Viennese sector for information and communication technologies is comparable in size with the sector in Helsinki, Milan or Munich and thus among Europe's largest IT locations. In 2012 8,962 IT businesses with a workforce of 64,223 were located in the Vienna Region. The main products are instruments and appliances for measuring, testing and navigation as well as electronic components. More than ⅔ of the enterprises provide IT services. Among the biggest IT firms in Vienna are Kapsch, Beko Engineering & Informatics, air traffic control experts Frequentis, Cisco Systems Austria, Hewlett-Packard, Microsoft Austria, IBM Austria and Samsung Electronics Austria.