TTEK - Tetra Tech Inc. 2022 Q4 - Results - Earnings Call Presentation November, 10 2022 03:02 PM Tetra Tech Inc. The following slide deck was published by Tetra Tech, Inc. in conjunction with their 2022 Q4 earnings call. For further details see: Tetra Tech, Inc. 2022 Q4 - Results - Earnings Call Presentation