Throughout its 50-year history, Tetra Tech has proudly served the U.S. Department of Defense (DoD). We lead with science to provide services for the full life cycle of installations, from initial assessments, planning, and design for efficient communities through remediation and closure. Our industry-leading experts understand the complex challenges that face defense communities in managing their water, energy, infrastructure, asset management, and environmental needs.

Tetra Tech provides infrastructure design, fuel storage design and maintenance, environmental compliance, natural and cultural resource management and protection, information technology support and cyber security, NEPA documentation, and master planning for DoD installations.

Tetra Tech has supported some of DoD’s most complex projects—from leading the investigation and cleanup of the Rocky Mountain Arsenal outside of Denver, Colorado, to providing design-build services for the first LEED Certified building in Africa, the Bachelor Quarters at Camp Lemonnier in Djibouti. Tetra Tech also is Leading with Science® in the area of munitions detection and clearance, with industry-leading geophysics equipment that can detect munitions from the air, underwater, and on land, including advanced classification.

Tetra Tech has been recognized for its outstanding support of small businesses and received the 2016 Society of American Military Engineers (SAME) Large Business Award. The annual national award recognizes outstanding small business subcontracting performance in support of DoD programs and participation in the U.S. Small Business Administration (SBA) Mentor-Protégé Program. At Tetra Tech, safety is a core value. Our industry-leading safety performance has resulted in enterprise-wide recordable incident rates that outperform others in our industry.