Atego

SAN DIEGO and CHELTENHAM, England, November 22, 2011 - 'Software 500 2011' is the 29thannual revenue-based ranking of the world's largest software and services companies Atego (www.atego.com/), the leading independent supplier of industrial-grade, collaborative development tools for engineering complex, mission- and safety-critical architectures, systems, software and hardware, has been ranked #429 by Software Magazine in its 2011 Software 500.