Skype Office, Stockholm, Sweden

In May, Skype 5.0 beta was released, with support of group video calls with up to four participants. Also in May, Skype released an updated client for the Apple iPhone which allowed Skype calls to be made over a 3G network. Originally, a 3G call subscription plan was to be instituted in 2011, but Skype eventually dropped the plan.
In June 2010, following the rapid departure of first Daniel Berg and then Madhu Yarlagadda as Chief Technology Officer and Chief Development Officer, Mark Gillett an operating executive at Silver Lake Partners assumed the role of Chief Development Officer following a period of several months working closely with Joshua Silverman to drive the transformation of the business and acceleration of cross platform and mobile product delivery.
On 9 August 2010, Skype filed with the United States Securities and Exchange Commission (SEC) to raise up to $100 million in an initial public offering Sources reported the company in fact expected to raise at least $1 billion.
In October 2010, Skype announced it had named Tony Bates as its CEO; Bates has been a senior VP at Cisco and responsible for its multi-billion-dollar enterprise, commercial and small business division.