This picture show the software service ecosystem. It contains all the major IT vendors and their alliance partners. There are over 300 firms and over 600 alliances in the figure. The key IT vendors represented as diamonds (and colored green) are IBM, EDS, CSC, Keane, BearingPoint, Cognizant, TCS, Infosys, Wipro and Satyam. The alliance partners are denoted as round nodes with the size representing market capitalization. The nodes in the middle are firms having an alliance with most of the IT vendors.