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 21,000 associates worldwide, Tetra Tech provides clear solutions to complex problems. 
t Tetra Tech, our staff is committed to providing best-in-class services to our clients. We are honored to work with our clients on nationally and regionally recognized projects.

Selected Awards and Recognition
2021: Society of American Military Engineers Large Business Award for achievement in small business mentorship. Read more.
2021: Newsweek’s list of America’s Most Responsible Companies 2021: Top 10 companies in the Professional Services category. Read more.
2020: Electrical Construction & Maintenance (EC&M) magazine's Top 10 Electrical Design Firms list: #3 electrical design firm. Read more.
2020: Consulting Engineers of Alberta 2020 Showcase Awards: Awards of Merit for Geophysics to Locate Prehistoric Artifacts for Mass Transit Project and Jack Tennant Memorial Bridge: Pre-Construction Collaboration; Award of Excellence for Highway 15 Twinning: North Saskatchewan River Bridge. Read more.
2020: Climate Change Business Journal Business Achievement Award for Project Merit—Climate Change Adaption and Resilience. Read more.
2020: Environmental Business Journal Business Achievement Awards for Large Firm (Gold Medal), Mergers & Acquisitions, and Technology Merit—Catch Traceability in its annual EBJ Business Achievement Awards for outstanding business, Mergers &. Read more.
2019: Electrical Construction & Maintenance (EC&M) magazine's Top 40 Electrical Design Firms list: #4 electrical design firm. Read more.
2019: Franz Edelman Award for Achievement in Advance Analytics, Operations Research, and Management Science. Read more.
2019: Climate Change Business Journal Business Achievement Award for Consulting & Engineering Practice in the Offshore Wind category and the Environmental Business Journal Business Achievement Award for Large Firms (Silver Medal). Read more.
2019: Tetra Tech CEO Dan Batrack received the Emerald Asset Management E-3 Green Company Award. Read more.
2019: City of Houston Office of Business Opportunity Goods and Services Prime Contractor of the Year Award. Read more.
2018: U.S. Small Business Administration Dwight D. Eisenhower Award for Excellence, Los Angeles District. Read more.
2018: Environmental Business Journal Business Achievement Awards for Large Business (Silver Medal). Read more.
2017: Environmental Business Journal Business Achievement Awards for Large Business (Gold Medal), Project Merit—Clean Power for the Power Africa Transactions and Reforms Program, and Technology Merit—Water for the Lakewood, California, stormwater management project. Read more.
2017: Climate Change Business Journal Business Achievement Award for Project Merit—Climate Change Resilient Infrastructure for the green infrastructure project at Viola Liuzzo Park in Detroit, Michigan. Read more.
2016: Society of American Military Engineers Large Business Award for achievement in small business mentorship.
2016: Bentley Be Inspired Award for the Innovation in Mining Category. Read more.
2016: U.S. Agency for International Development’s Office of Small and Disadvantaged Business Utilization Mentor of the Year award. Read more.
2015: Environmental Business Journal Business Achievement Awards for Mergers & Acquisitions and Technology Merit for Los Angeles stormwater project
2015: Climate Change Business Journal Business Achievement Award for Project Merit for U.S. Agency for International Development greenhouse gas mitigation project in Indonesia
2015: Bentley Be Inspired Award for the Innovation in Mining Category. Read more.
2015: P3 Impact Award for the TV White Space Partnership. Read more.
2014: Air Traffic Control Association Industrial Award for outstanding achievement or contribution to the air traffic control sector. Read more.
2013: Environmental Business Journal Business Achievement Awards for Mergers & Acquisitions and Large Firms (Large Firms award also received 2008-2012)
2013: Climate Change Business Journal Consulting & Engineering: Climate Risk Management & Adaptation Award
2013: U.S. Small Business Administration Dwight D. Eisenhower Award, Excellence in Service Category. Read more.
2012: American Council of Engineering Companies (ACEC) "Grand Conceptor Award" for the U.S. Army Corps of Engineers Inner Harbor Navigation Canal Lake Borgne Surge Barrier, New Orleans, LA. Read more.
2012: Tetra Tech CEO Dan Batrack honored as one of the National Safety Council’s 2012 CEOs Who "Get It"
2012, 2011, 2010, 2009: ZweigWhite "Hot Firm"
2012: Public Works Magazine, "Top AEC Firms"
2012: Washington Technology Magazine, "Top 100 Federal Contractors"
Contract Vehicles
General Services Administration (GSA) contracts provide convenient access for all U.S. government agencies to the wide variety of services that Tetra Tech and our subsidiaries offer.

Examples of these services include environmental compliance, waste management services, remediation, energy management, project management, information technology, and strategic planning. Relevant contracts and contact information are provided in the major categories listed below.

Browse Tetra Tech's GSA schedules, GWACs, or MATOCs by category below, or search for Tetra Tech on GSA's eLibrary website to order services online.
Tetra Tech is committed to providing and maintaining a healthy and safe work environment for our associates. Tetra Tech’s program is designed to address the hazards associated with our business and prevent injury and illness in the workplace. Tetra Tech intends to meet its responsibilities for health and safety by committing to the following:

Complying with applicable standards, laws and regulations
Designating personnel accountable for implementing health and safety programs
Communicating health and safety programs and practices throughout the organization
Mitigating potential risks through hazard identification and assessment, employee training and safe work practices
Allocating sufficient resources to the program
Implementing enforcement and accountability measures, and
Establishing health and safety performance standards
Management is responsible for ensuring that Tetra Tech workplaces are safe and that risks, hazards, and safety violations brought to their attention are investigated and promptly corrected.

Tetra Tech associates are responsible for complying with Tetra Tech's health and safety policy, programs and standards, and conducting their work safely and without detriment to themselves, other employees or property. Compliance with health and safety program requirements are mandatory. Willful violation of this policy will be considered cause for disciplinary action up to and including termination.

Dan Batrack
Chief Executive Officer