OMAHA, Neb., March 1, 2011 /PRNewswire/ -- InterCall, a subsidiary of West Corporation and the world's largest conferencing and collaboration services provider, today announced the acquisition of Unisfair, a leading global provider of virtual events and business environments. Unisfair enables compa
Source : http://www.prnewswire.com/news-releases/intercall-...
Source : http://www.prnewswire.com/news-releases/intercall-...