Podio, a Danish cloud company specializing in an online work platform for collaboration and project management, has been sold to Citrix for an undisclosed amount.

Founded in Copenhagen in 2009 by serial entrepreneur Tommy Ahlers and several others, Podio raised funding from Sunstone Capital in December 2010. Ahlers, the company's CEO, previously co-founded Zyb, which was sold to Vodafone in 2008 for $50 million.  Ahlers and the entire Podio team will join Citrix.