French IT firm Cap Gemini to buy U.S. rival IGATE for $4 billion

By Emelia Sithole-Matarise and Cyril Altmeyer PARIS (Reuters) - Cap Gemini SA, a French information technology services company, said it will buy U.S.-based rival IGATE Corp for $4 billion in a deal that would make North America into its biggest market and hand IGATE's founders a $1 billion windfall. Cap Gemini also raised its 2015 sales forecast on Monday in a statement that was pushed up to coincide with the announcement of the deal. IGATE, which has strength in the financial services sec