Tetra Tech is a leading, global provider of consulting and engineering services. We are differentiated by Leading with Science® to provide innovative technical solutions to our clients. We support global commercial and government clients focused on water, the environment, sustainable infrastructure, renewable energy, and international development. With more than 20,000 associates worldwide, Tetra Tech provides clear solutions to complex problems. 

Tetra Tech has 450 offices worldwide. We have the resources and global presence to complete today’s most demanding projects.

Tetra Tech is a full-service company with a global reach in the areas of water, environment, infrastructure, resource management, energy, and international development.