Wikipedia
Qapacity
Qapacity is a business-oriented social networking site and a business directory founded in March 2008 and launched in February 2009. Users are given a set of tools to promote their business online, to keep their clients and business partners up-to-date with their work and to reach new clients.
On April 12, 2012, Qapacity announced that they are closing. Users have until May 2, 2012 to backup data before the service completely goes down. The notice was sent to users by email.