A webshot of corporate homepage of WNS Global Services. India`s leading provider of BPO services, WNS (Holdings) Ltd said it has acquired world`s fifth largest insurer Aviva`s BPO arm Aviva Global Services (AGS) for $228 million (£115 million), a deal that would give it $1 billion worth of outsourced work from Aviva over a period of eight years.


