Industry-leading expertise and a passion for our work

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 30,000 associates worldwide, Tetra Tech provides clear solutions to complex problems.

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Energy & Infrastructure
Tetra Tech's Araí Monteforte Looks at the Transition to Cleaner, More Sustainable Energy Around the World
Tetra Tech’s Araí Monteforte how we are addressing climate change with clean energy for clients around the world.
Energy & Infrastructure
Tetra Tech's Jessica Harre Discusses Innovations and Emerging Technologies for Renewable Energy Engineering Design
Jessica Harre is Tetra Tech’s renewable energy engineering practice lead based in Chicago, Illinois. She is a licensed professional engineer with more than 14 years of experience.
Energy & Infrastructure
Tetra Tech's Shilpa Shah Discusses Creating Resilient Power Systems
Shilpa Shah leads Tetra Tech’s high voltage practice.
Environment
Tetra Tech's Jim McQuarrie Discusses Supporting Community Resilience and a Circular Economy Through Water Innovation
Jim McQuarrie is Tetra Tech’s One Water innovation lead and a professional engineer with more than 25 years of experience serving the municipal wastewater industry in both public and private sector roles.
Environment
Tetra Tech's Dr. Wayne Brown Discusses Using Customized Modeling to Analyze Complex Processes
Dr. Wayne Brown, head of innovation and intellectual property at Coanda, A Tetra Tech Company, has worked in process engineering for more than 30 years, applying fundamental chemical engineering principles to challenges in diverse fields such as industrial water, mineral and oil processing, and biotechnology.
Environment
Tetra Tech's Jill Manning Hudkins Discusses Supporting Clients' Water Infrastructure Projects With Industry-Leading Solutions
As the Global Practice Leader for One Water programs at Tetra Tech, Jill Manning Hudkins is well versed in sustainability, resiliency, and technology approaches that are being implemented across North America and beyond.
AI & Technology
Tetra Tech's AJ Guikema Discusses the Importance of Data Quality and the Future of Product Compliance
AJ Guikema is a senior project manager with Tetra Tech and has more than 20 years of experience in environmental and product compliance.
Environment
Tetra Tech's Dr. Mark Wilf Discusses the Role of Reclaimed Water in Supporting Sustainable Water Supplies
Dr. Mark Wilf, Tetra Tech’s director of membrane technology services, is a globally recognized expert on membrane applications.
Environment
Tetra Tech's Bill Bratt Discusses Developing Effective Solutions to Industrial Water Management Challenges
Bill Bratt is a senior process engineer in Tetra Tech’s One Water practice based in Atlanta, Georgia, and has more than 17 years of experience serving industrial and municipal clients.
Environment
Tetra Tech's Tracy Lewis Shares How Tetra Tech Uses Technology to Solve Clients' Complex Wastewater Challenges
Tracy Lewis is Tetra Tech’s Wastewater and Water Reclamation global practice leader.

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