6. WNS Holdings ( WNS) is a provider of offshore business process outsourcing services including data, voice and analytical services. The company transfers client's business processes to its delivery centers in India, Sri Lanka and the Philippines.

Third quarter revenue rose 4.7% year-over-year to $152.7 million, while gross margin stood at 20.4% in the third quarter of 2011, compared to 24.1% in the corresponding quarter of the prior fiscal year.

Net income for fiscal 2011 third quarter was $5.8 million, compared to $0.3 million in the corresponding quarter of the prior fiscal year.

Referring to operations, WNS's CEO Keshav Murugesh commented, "We also won a significant expansion with a top tier insurance client this quarter, clearly demonstrating that our farming program is gaining traction. We are very well positioned with a number of new client situations currently. Overall, the reaction to our new go-to-market strategy from both clients and prospects has been extremely positive. We expect this to lead to top line expansion in the next fiscal year."

The stock is trading at 9 times its estimated 2011 earnings with an upside of 21%, according to analyst consensus estimates.

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