EPAM Systems acquired fellow Philadelphia-area software company Alliance Global Services this week for $50 million. Founded in 1992, EPAM is headquarted in Radnor and employs over 11,000 people. It was ranked third on Forbes' 2014 list of Best Small Companies, with $633 million in sales. Some of EPAM's clients include Colgate, SAP, Sephora, Four Seasons Hotels and Resorts, Coca-Cola, Adidas, and Barclays Capital. According to ZACKS, EPAM focuses on mostly on the financial services sector (28 percent...