Tetra Tech, Inc. (NASDAQ: TTEK), a leading provider of high-end consulting and engineering services in water, environment, and sustainable infrastructure, announced today that it has signed a definitive agreement to acquire SAGE Group Holdings Ltd (SAGE Group), a premier automation solutions provider known for its expertise in municipal water and industrial manufacturing automation, smart infrastructure, and systems integration.

SAGE Group delivers innovative technology and high-quality automation services that optimize operational efficiency and drive digital transformation for commercial and government clients across the municipal water, energy, transportation, defense and manufacturing sectors. This acquisition will expand Tetra Tech’s digital systems solutions to a broader suite of clients, and provide advanced electrical and instrumentation design, engineered control systems, cybersecurity, and cloud integration.

“Tetra Tech’s deep technical expertise and advanced technology solutions help utilities, and the private sector optimize performance and make effective, data-driven decisions,” said Dan Batrack, Tetra Tech Chairman and CEO. “The addition of SAGE Group’s digital automation capabilities will further enhance our offerings by bringing additional expertise, AI-enabled technology, and demonstrated client solutions to our collective team.”

“Tetra Tech and SAGE Group share complementary expertise, a strong cultural fit, and a shared long-term strategic vision to deliver impactful, future-focused solutions across industrial digitalization, AI and cybersecurity,” said Adrian Fahey, SAGE Group’s Managing Director. “This partnership will position SAGE for long-term growth, broaden its service offering, and provide new global resources — enhancing the value, innovation, and support we deliver to our clients and, expanded opportunities for our employees.”

SAGE Group is joining the Commercial International Business Group. The acquisition will be subject to the satisfaction of customary closing conditions.

About Tetra Tech

Tetra Tech is the leader in water, environment and sustainable infrastructure, providing high-end consulting and engineering services for projects worldwide. With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science^® to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition. For more information about Tetra Tech, please visit tetratech.com or follow us on LinkedIn and Facebook.

About SAGE Group

SAGE Group comprises four specialist offerings, SAGE Automation, Nukon, Embedded Expertise and Skills Lab. With an extensive footprint across Australia, employing a team of 800 talented people, SAGE is an integrated industrial digitalization services provider with a suite of solutions designed to support clients to accelerate their digital journey. SAGE partners with clients across the water, defense, energy, manufacturing, resources and transport sectors, to create a Smarter Future, Better World. For more information about SAGE Group, please visit gotoSAGE.com or follow us on LinkedIn and Facebook.

Any statements made in this release that are not based on historical fact are forward-looking statements. Any forward-looking statements made in this release represent management’s best judgment as to what may occur in the future. However, Tetra Tech’s actual outcome and results are not guaranteed and are subject to certain risks, uncertainties and assumptions ("Future Factors"), and may differ materially from what is expressed. For a description of Future Factors that could cause actual results to differ materially from such forward-looking statements, see the discussion under the section "Risk Factors" included in the Company’s Form 10-K and Form 10-Q filings with the Securities and Exchange Commission.

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