Quanta Services (PWR) - Market capitalization

Market cap: C$142.46 Billion

As of August 2026 Quanta Services has a market cap of C$142.46 Billion. This makes Quanta Services the world's 223th 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 Quanta Services from 1998 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	C$142.46 B	61.24%
2025	C$88.35 B	29.08%
2024	C$68.44 B	64.6%
2023	C$41.58 B	50.49%
2022	C$27.63 B	32.7%
2021	C$20.82 B	63.3%
2020	C$12.75 B	68.47%
2019	C$7.56 B	30.83%
2018	C$5.78 B	-23.27%
2017	C$7.54 B	11.25%
2016	C$6.77 B	57.78%
2015	C$4.29 B	-38.16%
2014	C$6.94 B	-2.91%
2013	C$7.15 B	23.66%
2012	C$5.78 B	28.05%
2011	C$4.51 B	7.24%
2010	C$4.21 B	-8.53%
2009	C$4.60 B	-2.67%
2008	C$4.73 B	6.18%
2007	C$4.45 B	65.45%
2006	C$2.69 B	49.95%
2005	C$1.79 B	60.98%
2004	C$1.11 B	1.09%
2003	C$1.10 B	182.08%
2002	C$0.39 B	-73.8%
2001	C$1.49 B	-46.76%
2000	C$2.80 B	94.15%
1999	C$1.44 B	96.43%
1998	C$0.73 B

End of Day market cap according to different sources

On Aug 2nd, 2026 the market cap of Quanta Services was reported to be:

C$140.59 Billion

by Nasdaq

C$140.59 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Primoris Services Corporation PRIM	C$6.63 B	-95.34%	🇺🇸 USA
IES Holdings IESC	C$20.07 B	-85.91%	🇺🇸 USA
Emcor EME	C$50.06 B	-64.86%	🇺🇸 USA
MasTec MTZ	C$28.93 B	-79.69%	🇺🇸 USA
MYR Group MYRG	C$7.41 B	-94.80%	🇺🇸 USA
Fluor Corporation FLR	C$9.84 B	-93.09%	🇺🇸 USA
Dycom Industries DY	C$17.37 B	-87.80%	🇺🇸 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 Quanta Services (PWR)

Market cap: C$142.46 Billion