In our 26-criterion evaluation of application modernization and migration services providers, we identified the 14 most significant ones — Accenture, Atos, Capgemini, Cognizant, Deloitte, EPAM Systems, HCL Technologies, IBM, Infosys, LTI, NTT DATA, Slalom, Tata Consultancy Services (TCS), and Wipro — and researched, analyzed, and scored them. This report shows how each provider measures up and helps infrastructure and operations (I&O) professionals select the right one for their needs.