Description: Optimum Source, Inc. (OSI), founded in 1998, is a premier service provider of Knowledge Process Outsourcing (KPO), Information Technology Outsourcing (ITO) and High-End Business Process Outsourcing (BPO) in the Philippines.
Listing Added: 2013-09-05 04:22:47
Web Archives:Wayback MachinePageRank: 0