Tetra Tech provides engineering and architecture design services, including green design and sustainability services, together with technical and program administration services for projects related to water infrastructure, buildings, and transportation and facilities.

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Hassalo on Eighth earned USGBC’s 2017 LEED Homes Award for Project of the Year, with all three residential buildings ear

Hassalo on Eighth

Providing mechanical, electrical, and plumbing design; energy analysis; and lighting design for a LEED Platinum EcoDistrict development in Oregon

Train running down Meacham Creek valley in Eastern Oregon where Tetra Tech removed levees and spur dikes.

Meacham Creek Floodplain Restoration and In-stream Enhancement

Restoring traditional fishing habitat on Meacham Creek for the Confederated Tribes of the Umatilla Indian Reservation in Oregon

Tallcree First Nation ribbon cutting ceremony for opening of the new community water treatment plant

Upgrade and Reservoir Design for South Tallcree Water Treatment Facility

Providing design and construction services of a new water treatment plant for Tallcree First Nation in northern Alberta

Kent 25, the first ground-up office building in Williamsburg

New State-of-the-art Office Building in Brooklyn, New York

Providing engineering support for the first ground-up office building built in Williamsburg in more than 40 years

Calcasieu Ship Channel

Calcasieu Ship Channel Salinity Control Measures Project

Providing ongoing preliminary engineering and design of 14 salinity barriers to help to reduce wetland loss rates in Louisiana