 PASADENA, Calif.--BUSINESS WIRE--Tetra Tech, Inc. NASDAQ: TTEK, a leading provider of high-end consulting and engineering services, announced today that it has acquired Hoare Lea, a leader in sustainable engineering design. Established in 1862, Hoare Lea is an industry leading consultancy firm in the United Kingdom, with more than 900 employees. The addition of Hoare Lea to our High Performance Buildings Group further advances Tetra Techs industry-leading sustainable building solutions fo 