SEP is a software product and design company that builds products for global, midsize and small companies. Started in 1988 an ... d headquartered in Carmel, Ind., SEP was created by four Rose-Hulman Institute of Technology graduates. SEP is one of Indiana’s largest software development firms with more than 100 employees. SEP partners with companies to develop software products and information systems that solve complex problems and building products that impact people’s lives. SEP serves Fortune and Global 1000 clients as well as mid-sized and startup companies. read more