2009 Revenue: $6.3 billion
ITT is a 60-year-old defense contractor that offers technology and services to military, government and commercial customers. It provides communications, sensing and surveillance, space and advanced engineering and integrated services for its clients. Mike Wilson, president of ITT Information Systems, joined ITT in 1986.
In January, ITT realigned its defense segment, including its IT business, by consolidating seven business units into three.