PASADENA, Calif.–(BUSINESS WIRE)– #digitalautomation–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