Quanta Services (PWR) - Market capitalization

Market cap: S$89.01 Billion

As of December 2025 Quanta Services has a market cap of S$89.01 Billion. This makes Quanta Services the world's 326th 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 2025

End of year Market Cap

Year	Marketcap	Change
2025	S$89.01 B	37.29%
2024	S$64.83 B	56.58%
2023	S$41.40 B	51.68%
2022	S$27.29 B	23.59%
2021	S$22.08 B	66.95%
2020	S$13.23 B	69.33%
2019	S$7.81 B	34.66%
2018	S$5.80 B	-27.66%
2017	S$8.02 B	9.9%
2016	S$7.29 B	66.65%
2015	S$4.37 B	-44.62%
2014	S$7.90 B	-7.12%
2013	S$8.51 B	19.68%
2012	S$7.11 B	23.68%
2011	S$5.75 B	5.96%
2010	S$5.42 B	-11.66%
2009	S$6.14 B	10.41%
2008	S$5.56 B	-13.42%
2007	S$6.42 B	81.21%
2006	S$3.54 B	38.1%
2005	S$2.56 B	69.5%
2004	S$1.51 B	4.83%
2003	S$1.44 B	236.29%
2002	S$0.42 B	-75.23%
2001	S$1.73 B	-46.51%
2000	S$3.24 B	94.55%
1999	S$1.66 B	111.18%
1998	S$0.78 B

End of Day market cap according to different sources

On Dec 6th, 2025 the market cap of Quanta Services was reported to be:

S$89.01 Billion

by Nasdaq

S$89.01 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Emcor EME	S$36.17 B	-59.36%	🇺🇸 USA
MasTec MTZ	S$22.44 B	-74.78%	🇺🇸 USA
Dycom Industries DY	S$13.20 B	-85.17%	🇺🇸 USA
Fluor Corporation FLR	S$9.20 B	-89.65%	🇺🇸 USA
MYR Group MYRG	S$4.59 B	-94.84%	🇺🇸 USA
IES Holdings IESC	S$11.02 B	-87.61%	🇺🇸 USA
Primoris Services Corporation PRIM	S$8.79 B	-90.12%	🇺🇸 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: S$89.01 Billion