PASADENA, Calif.–(BUSINESS WIRE)– #advisoryservices–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 acquired Halvik Corp (Halvik), a high-end provider of advisory consulting services focused on advanced data analytics, systems modernization, and cybersecurity for U.S. defense and civilian agencies. “The addition of Halvik expands our high-end analytics and digital solutions acro