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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, environment, sustainable infrastructure, renewable energy, and international development. With 28,000 associates worldwide, Tetra Tech provides clear solutions to complex problems.  Tetra Tech est un chef de file mondial dans les domaines des services de consultation, des services de l’ingénierie et des services techniques. Grâce à nos solutions novatrices et durables, nous aidons nos clients à composer avec leurs besoins en gestion des eaux, en environnement, en infrastructures, en gestion des ressources, en énergie et en développement international. À travers nos 28 000 associés des quatre coins du monde, Tetra Tech propose des solutions optimales aux problèmes les plus complexes.

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Tetra Tech Questions

The Tetra Tech annual revenue was $3.11 billion in 2024.

11,306 people are employed at Tetra Tech.

Tetra Tech is based in Pasadena, California.

The NAICS codes for Tetra Tech are [54161, 541611, 237, 237990, 5416, 2379, 23, 541, 23799, 54].

The SIC codes for Tetra Tech are [871, 87].

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