Tetra Tech (TTEK) - Market capitalization

Market cap: C$13.45 Billion

As of January 2026 Tetra Tech has a market cap of C$13.45 Billion. This makes Tetra Tech the world's 2046th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of Tetra Tech from 1996 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	C$13.45 B	9.86%
2025	C$12.24 B	-19.98%
2024	C$15.30 B	29.8%
2023	C$11.78 B	12.95%
2022	C$10.43 B	-10.49%
2021	C$11.66 B	46.88%
2020	C$7.93 B	28.91%
2019	C$6.15 B	57.84%
2018	C$3.90 B	15.31%
2017	C$3.38 B	2.02%
2016	C$3.31 B	55.99%
2015	C$2.12 B	10.38%
2014	C$1.92 B	-0.1%
2013	C$1.92 B	13.8%
2012	C$1.69 B	23.1%
2011	C$1.37 B	-11.14%
2010	C$1.54 B	-11.81%
2009	C$1.75 B	-0.1%
2008	C$1.75 B	40.11%
2007	C$1.25 B	2.9%
2006	C$1.21 B	16.95%
2005	C$1.04 B	-8.09%
2004	C$1.13 B	-35.39%
2003	C$1.75 B	70.92%
2002	C$1.02 B	-38.16%
2001	C$1.66 B	-13.63%
2000	C$1.92 B	125.52%
1999	C$0.85 B	-28.53%
1998	C$1.19 B	87.52%
1997	C$0.63 B	65.17%
1996	C$0.38 B

End of Day market cap according to different sources

On Jan 19th, 2026 the market cap of Tetra Tech was reported to be:

C$13.45 Billion

by Nasdaq

C$13.45 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
AECOM ACM	C$17.97 B	33.62%	🇺🇸 USA
Hill International HIL	C$0.26 B	-98.01%	🇺🇸 USA
Clean Harbors CLH	C$19.57 B	45.50%	🇺🇸 USA
Waste Management WM	C$123.18 B	815.63%	🇺🇸 USA
ICF International ICFI	C$2.46 B	-81.70%	🇺🇸 USA
Great Lakes Dredge & Dock Corp. GLDD	C$1.40 B	-89.56%	🇺🇸 USA
MYR Group MYRG	C$5.37 B	-60.07%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Market capitalization of Tetra Tech (TTEK)

Market cap: C$13.45 Billion