65 : Tetra Tech Inc.
Top 100 Revenue: $145,167,391
Defense revenue: $116,443,641
Civilian revenue: $28,723,750
2004 revenue: $1.4 billion
2004 earnings : $23.3 million
2003 revenue: $1.1 billion
2003 earnings: $64.6 million loss
Number of employees: 8,000
Headquarters: Pasadena, Calif.
Web address: www.tetratech.com
President/CEO: Li-San Hwang, chairman and CEO, Sam W. Box, president
Head of gov't business: Same as president
Lines of business: Facilities and systems infrastructure, water resource and environmental management and security engineering and risk mitigation
Major customers: Defense Department, Navy, Environmental Protection Agency and Energy Department
Major contracts/projects: Tetra Tech is providing program management and technical environmental services to the Navy under a comprehensive long-term environmental action contract.
Previous Profile: 2004

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