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.

Related Projects

Master plan draft review meeting with RSLFAC

Royal Saudi Land Forces Aviation Command Infrastructure and Design Improvements

Providing master planning and design-build construction documents for five RSLFAC rotary-wing bases in Saudi Arabia


Rocky Mountain Arsenal Remediation

Creating one of the largest urban wildlife refuges in the United States

U.S. Air Force Infrastructure Assessments

Infrastructure Assessments at Multiple U.S. Air Force Bases

Providing proprietary software to help the U.S. Air Force manage their real estate portfolio

Underwater Survey of Unexploded Ordnance Off Culebra Island, Puerto Rico

Underwater Survey of Unexploded Ordnance Off Culebra Island, Puerto Rico

Using innovative approaches to investigate underwater unexploded ordnance at munition response sites

Navy Resource Efficiency Management

U.S. Navy Resource Efficiency Management

Supporting energy management and energy efficiency programs at more than 150 U.S. Department of Defense installations worldwide