Tetra Tech, Inc. (TTEK)

Revenue Breakdown

Financials in millions USD. Fiscal year is October - September.

Fiscal Year	TTM	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020	FY 2019	FY 2018	FY 2017	FY 2016	FY 2015	FY 2014	FY 2013	FY 2012
Period Ending	Mar 29, 2026	Sep 28, 2025	Sep 29, 2024	Oct 1, 2023	Oct 2, 2022	Oct 3, 2021	Sep 27, 2020	Sep 29, 2019	Sep 30, 2018	Oct 1, 2017	Oct 2, 2016	Sep 27, 2015	Sep 28, 2014	Sep 29, 2013	Sep 30, 2012
U.S. Federal Government Revenue	1.39B	1.72B	1.68B
U.S. Federal Government Revenue Growth	-19.23%	2.56%	20.83%
U.S. State And Local Government Revenue	727.51M	789.97M	613.19M
U.S. State And Local Government Revenue Growth	-7.91%	28.83%	1.01%
U.S. Commercial Revenue	886.82M	899.30M	909.64M
U.S. Commercial Revenue Growth	-1.39%	-1.14%	4.62%
International Revenue	2.13B	2.03B	2.00B
International Revenue Growth	4.60%	1.73%	20.55%
Revenue (Other)	2.00K	4.00K	-7.00K
Revenue (Total)	5.13B	5.44B	5.20B
Revenue (Total) Growth	-5.73%	4.69%	14.95%

Revenue Breakdown 2

Financials in millions USD. Fiscal year is October - September.

Fiscal Year	TTM	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020	FY 2019	FY 2018	FY 2017	FY 2016	FY 2015	FY 2014	FY 2013	FY 2012
Period Ending	Mar 29, 2026	Sep 28, 2025	Sep 29, 2024	Oct 1, 2023	Oct 2, 2022	Oct 3, 2021	Sep 27, 2020	Sep 29, 2019	Sep 30, 2018	Oct 1, 2017	Oct 2, 2016	Sep 27, 2015	Sep 28, 2014	Sep 29, 2013	Sep 30, 2012
Fixed-Price Revenue	2.48B	2.37B	2.02B
Fixed-Price Revenue Growth	4.85%	17.31%	22.68%
Time-And-Materials Revenue	2.18B	2.32B	2.34B
Time-And-Materials Revenue Growth	-5.99%	-0.78%	7.90%
Cost-Plus Revenue	469.50M	757.14M	844.13M
Cost-Plus Revenue Growth	-37.99%	-10.30%	18.55%
Revenue (Total)	5.13B	5.44B	5.20B
Revenue (Total) Growth	-5.73%	4.69%	14.95%

Revenue Breakdown 3

Financials in millions USD. Fiscal year is October - September.

Fiscal Year	TTM	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020	FY 2019	FY 2018	FY 2017	FY 2016	FY 2015	FY 2014	FY 2013	FY 2012
Period Ending	Mar 29, 2026	Sep 28, 2025	Sep 29, 2024	Oct 1, 2023	Oct 2, 2022	Oct 3, 2021	Sep 27, 2020	Sep 29, 2019	Sep 30, 2018	Oct 1, 2017	Oct 2, 2016	Sep 27, 2015	Sep 28, 2014	Sep 29, 2013	Sep 30, 2012
GSG Revenue	2.35B	2.67B	2.48B
GSG Revenue Growth	-12.28%	7.67%	15.03%
CIG Revenue	2.86B	2.84B	2.79B
CIG Revenue Growth	0.46%	2.08%	14.93%
Eliminations from Revenue	-72.70M	-75.97M	-71.41M
Revenue (Total)	5.13B	5.44B	5.20B
Revenue (Total) Growth	-5.73%	4.69%	14.95%

EBIT

Financials in millions USD. Fiscal year is October - September.

Fiscal Year	TTM	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020	FY 2019	FY 2018	FY 2017	FY 2016	FY 2015	FY 2014	FY 2013	FY 2012
Period Ending	Mar 29, 2026	Sep 28, 2025	Sep 29, 2024	Oct 1, 2023	Oct 2, 2022	Oct 3, 2021	Sep 27, 2020	Sep 29, 2019	Sep 30, 2018	Oct 1, 2017	Oct 2, 2016	Sep 27, 2015	Sep 28, 2014	Sep 29, 2013	Sep 30, 2012
GSG Income From Operations	-	340.55M	281.03M
GSG Income From Operations Growth	-	21.18%	21.26%
CIG Income From Operations	-	356.87M	328.51M
CIG Income From Operations Growth	-	8.63%	34.77%
Corporate Income From Operations	-	-	-108.80M
Operating Income (Total)	618.81M	408.42M	500.74M
Operating Income (Total) Growth	51.51%	-18.44%	39.83%

Key Performance Indicators

Financials in millions USD. Fiscal year is October - September.

Fiscal Year	TTM	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020	FY 2019	FY 2018	FY 2017	FY 2016	FY 2015	FY 2014	FY 2013	FY 2012
Period Ending	Mar 29, 2026	Sep 28, 2025	Sep 29, 2024	Oct 1, 2023	Oct 2, 2022	Oct 3, 2021	Sep 27, 2020	Sep 29, 2019	Sep 30, 2018	Oct 1, 2017	Oct 2, 2016	Sep 27, 2015	Sep 28, 2014	Sep 29, 2013	Sep 30, 2012
GSG Backlog	2.10B	1.98B	3.20B
GSG Backlog Growth	6.06%	-38.13%	18.52%
CIG Backlog	2.20B	2.22B	2.20B
CIG Backlog Growth	-0.90%	0.91%	4.76%
Total Backlog	4.28B	4.20B	5.38B
Total Backlog Growth	1.91%	-21.93%	12.08%

Data Source: Fiscal.ai Last updated: May 1, 2026

Financial data is provided by Fiscal.ai and updates within minutes after each earnings release, which is every three months for this company.

Update frequency:

Quarterly

Last checked:

Jun 20, 2026

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