Tetra Tech — Jul 29, 2026 release

The Business Outlook section should be read in conjunction with the information on forward-looking statements at the end of this release.   For the fourth quarter of fiscal 2026, Tetra Tech expects net revenue 2 to range from $1.12 billion to $1.17 billion and EPS to range from $0.45 to $0.48. For fiscal 2026, Tetra Tech is increasing adjusted EPS 3 guidance to range from $1.56 to $1.59. Tetra Tech is narrowing the fiscal 2026 net revenue range to $4.315 billion to $4.365 billion, which represents an increased midpoint for the year.   Webcast   Investors will have the opportunity to access a live audio-visual webcast and supplemental financial information concerning the third quarter of fiscal 2026 results through a link posted on the Company’s website at tetratech.com on July 30, 2026, at 8:00 a.m. (PT).     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 only adjustments in our guidance for EPS are to exclude the gain on business disposition and contingent consideration in the first nine months of fiscal 2026.       About Tetra Tech   Tetra Tech is the leader in water, environment and sustainable infrastructure, providing high-end techn