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June 26, 1976 (age 35)|
|Known for||Co-founder of Skype, KaZaA & Rdio|
|Net worth||US$ 1.3 billion (2012)|
Janus Friis ([ˈjæːnus ˈfʁiːˀs]; born 26 June 1976 in Copenhagen) is a Danish entrepreneur best known for co-founding the file-sharing application KaZaA, and the peer-to-peer telephony application Skype. In September 2005, he and his partner Niklas Zennström sold Skype to eBay for $2.6B. Friis has maintained ownership interest in Skype through Silver Lake Partners, which sold Skype to Microsoft Corporation for $8.5 billion, in May 2011.
Friis and Zennström also developed Joost - an interactive software application for distributing TV shows and other forms of video content over the Web. The assets of this service were sold to Adconion Media Group in November 2009. Independently, Friis founded video streaming startup Vdio in 2011.
Early career 
Friis had no formal higher education, dropping out of high school before starting a job at the help desk of CyberCity, one of Denmark’s first Internet service providers. He met Zennström in 1996. At that time, Zennström headed Tele2 in Denmark, and Friis was hired to run its customer support. Friis and Zennström worked together at Tele2 to launch get2net, another Danish ISP, and the portal everyday.com.
After this, the partners decided to leave Tele2. Friis moved in to Zennström's small apartment in Amsterdam in January 2000 where they started developing KaZaA, the company responsible for the most popular software for use with the FastTrack file sharing network protocol. The FastTrack protocol itself is also codesigned by Friis.
From the success of KaZaA’s peer-to-peer technology the duo co-founded Joltid, a software company developing and marketing peer-to-peer solutions and peer-to-peer traffic optimization technologies to companies.
Friis is also co-founder of Altnet, a network that sells commercial music to KaZaA users.
In 2006 Janus Friis got the prestigious award “IT-prisen” ("The IT Prize") in his home country, given by the Danish IT industry and IDG, for his work and innovation.
He and Zennström were also the co-recipients of the 2006 Wharton Infosys Business Transformation Award, given to business and individuals who have used information technology in a way that changed an industry or society as a whole.
Notes and references 
- Zennström: "Jag behöver ingen lön". Dagens Industri. Retrieved on 2008-03-22.
- Zennströms miljardärsresa. Dagens Industri. Retrieved on 2008-03-22.