2016 Top 100

63: Tetra Tech Inc.
Top 100 Revenue: $292,726,000
Defense Revenue: $54,501,000
Civilian Revenue: $238,225,000
2015 Revenue: $2.3 billion
2015 Earnings: $672 million
2014 Revenue: N/A
2014 Earnings: N/A
Number of employees: N/A
Headquarters: Pasadena, Calif.
Website: www.tetratech.com

Dan Batrack, president and CEO

William Brownlie, SVP, Enterprise Risk Management

Ticker: N/A
Lines of business: Consulting, technical services, design, engineering, program management
Major customers: N/A
Major contracts/projects: Alliant GWAC, LOGWORLD, MOBIS, OASIS, PES