Tetra Tech: Continued Margin Expansion, U.S. Infrastructure Spending Provide TailwindsSeeking Alpha • 05/09/21
Tetra Tech, Inc. (TTEK) CEO Dan Batrack on Q2 2021 Results - Earnings Call TranscriptSeeking Alpha • 05/02/21
Tetra Tech Announces Planned Dates for Second Quarter 2021 Results and Conference CallBusiness Wire • 04/07/21
Tetra Tech Acquires Coanda Research & Development Corporation to Expand its High-End Technology Solutions ServicesBusiness Wire • 02/03/21
Tetra Tech, Inc. (TTEK) CEO Dan Batrack on Q1 2021 Results - Earnings Call TranscriptSeeking Alpha • 01/28/21