Tetra Tech — Jul 30, 2025 release

These statements do not include the potential impact of transactions that may be completed or developments that become evident after the date of this release. The Business Outlook section should be read in conjunction with the information on forward-looking statements at the end of this release.   For fiscal 2025, Tetra Tech expects net reven ue 2 to range from $4.454 billion to $4.554 billion and adjusted EPS 3 g uidance to range from $1.49 to $1.54. For the fourth quarter of fiscal 2025, Tetra Tech expects net revenue to range from $1.0 billion to $1.1 billion and EPS to range from $0.38 to $0.43.     2 Reconciliation of the net revenue guidance to the most directly comparable GAAP measure is not available without unreasonable efforts because the Company cannot predict the magnitude and timing of all the components, including subcontractor costs, required to provide such reconciliation with sufficient precision. 3 The adjustments in our guidance for EPS exclude legal contingency of $0.35 in Q1-25 and goodwill impairment of $0.31 in Q2-25.   2     Webcast   Investors will have the opportunity to access a live audio-visual webcast and supplemental financial information concerning the third quarter of fiscal 2025 results through a link posted on the Company’s website at tetratech.com on July 31, 2025, at 8:00 a.m. (PT).   Reconciliation of GAAP and Non-GAAP Items In thousands (except EPS data)       Three Months Ended     Nine Months Ended       June 29, 2025     June 30, 2