Tetra Tech (TTEK) Revenue (2009 - 2026)

Tetra Tech (TTEK) has 18 years of Revenue data on file, last reported at $1.2 billion in Q1 2026.

• Revenue for Q1 2026 came in at $1.2 billion, down 7.71% year-over-year; the trailing twelve-month figure through Mar 2026 was $5.1 billion (down 6.06% YoY), and the FY2025 annual result was $5.4 billion, up 4.69% from the prior year.
• Revenue grew to $1.2 billion in Q1 2026 per TTEK's latest filing, from $1.2 billion in the prior quarter.
• Over five years, Revenue peaked at $1.4 billion in Q4 2024 and troughed at $852.7 million in Q2 2022.
• A 5-year average of $1.2 billion and a median of $1.2 billion in 2023 frame the typical range for Revenue.
• The sharpest annual moves came in 2023 and 2025: Revenue jumped 39.67% in 2023, then retreated 14.78% in 2025.
• A 5-year view of Revenue shows it stood at $902.6 million in 2022, then jumped by 36.09% to $1.2 billion in 2023, then rose by 15.66% to $1.4 billion in 2024, then fell by 14.78% to $1.2 billion in 2025, then advanced by 0.78% to $1.2 billion in 2026.
• Business Quant data shows TTEK's Revenue at $1.2 billion in Q1 2026, $1.2 billion in Q4 2025, and $1.3 billion in Q3 2025.