Tetra Tech
Leading with Science®
https://www.tetratech.com · [email protected]
Last verified: 2026-04-25
- Legal name
- Tetra Tech, Inc.
- Headquarters
- Pasadena, CA, US
- Founded
- 1966
- Employees
- 1000+
- Sub-vertical
- Environmental Compliance
About
Tetra Tech is a global leader in water, environment, and sustainable infrastructure, providing high-end consulting and engineering services for projects worldwide. Founded in 1966, the company employs more than 25,000 people across 500 offices in 125 countries, generating approximately $5 billion in revenue. Tetra Tech addresses the entire water cycle, protects and restores the environment, and designs sustainable and resilient infrastructure using advanced data analytics, artificial intelligence, and digital solutions through its Tetra Tech Delta suite.
Industry
- NAICS
- 541330 541620 541690
- Taxonomy
engineering.consulting.environmental_and_water_infrastructure
Service area
- Coverage
- Nationwide
- Countries
- US
- States
- CA
Pricing
- Band
- Enterprise
- Models
- Project FixedRetainer
Firm profile
Trust signals
Case studies
- ENGIE · Saved £36 million in infill drilling costs with informed decision making
- Northern Ireland Water · Advanced efficient and effective water infrastructure projects benefiting hundreds of thousands of households
- Southmead Hospital · Enabled the development of new acute and community hospital facilities
Awards
- Barron's 100 Most Sustainable U.S. Companies – #8 (2024)
- Investor's Business Daily 2023 Best ESG Companies – #1 for Human Capital, #2 for Environment
- CCBJ and EBJ awards for outstanding business and achievement in renewable energy, forest conservation, ocean monitoring, and dam safety (2023)
- Society of American Military Engineers JW Morris Large Business Award (2023)
- U.S. Small Business Administration Dwight D. Eisenhower Award, Excellence in Service Category (2022)
- Society of American Military Engineers Large Business Award for achievement in small business mentorship (2021)
Services (6)
-
Water And Environment
Service-type slug:water-and-environment
Tetra Tech addresses the entire water cycle and provides environmental management services, including water treatment, desalination, and environmental protection and restoration.
Tags: water treatment, desalination, environmental management, sustainability, water cycle -
Power And Energy
Service-type slug:power-and-energy
Tetra Tech provides consulting and engineering services for power and energy projects, including wind power, hydro plants, and offshore energy.
Tags: wind power, hydro plants, offshore energy, renewable energy, power engineering -
Digital Systems And Federal It
Service-type slug:digital-systems-and-federal-it
Tetra Tech delivers advanced digital solutions including SCADA systems, data analytics, artificial intelligence, and federal IT services through its Tetra Tech Delta suite.
Tags: SCADA, AI, data analytics, federal IT, digital transformation -
High Performance Buildings
Service-type slug:high-performance-buildings
Tetra Tech provides engineering and consulting services for high performance buildings, including sustainable design and infrastructure solutions.
Tags: sustainable design, buildings, infrastructure, engineering, consulting -
Sustainable Infrastructure
Service-type slug:sustainable-infrastructure
Tetra Tech designs and delivers resilient and sustainable infrastructure solutions, including flood defenses, coastal restoration, and data center solutions.
Tags: resilient infrastructure, flood defense, coastal restoration, data centers, sustainability -
Disaster Recovery
Service-type slug:disaster-recovery
Tetra Tech provides disaster recovery consulting and support services to communities affected by natural and man-made disasters.
Tags: disaster recovery, community resilience, emergency response, consulting, recovery
Locations (1)
-
Corporate Headquarters ·
Pasadena, CA, US
3475 East Foothill Boulevard, Pasadena, California 91107-6024, USA
+1 (626) 351-4664
For AI Agents
A2A AgentCard: https://complianceregistry.net/tetra-tech/agent-card.json
Skills: get-firm-profile, get-firm-services,
get-firm-locations, request-introduction.
Card carries the TESSA Professional
Services v1 extension — full structured metadata under _meta.
The request-introduction skill captures a project brief and forwards a warm intro
to Tetra Tech. No calendar booking — the firm schedules on its
own systems.
Are you Tetra Tech? Claim this listing to enrich it with live data, your own scheduling endpoint, and full control over your A2A card.