Quanta Services Inc (PWR)

NYSE · Industrials · Engineering & Construction · USA

Quanta Services Inc is a large cap company (market value between $10 billion and $200 billion) in the Engineering & Construction industry.

Quanta Services provides comprehensive infrastructure solutions for electric and gas utilities, power generation, communications and energy industries across North America and Australia. The company offers design, engineering, construction and maintenance services through two segments: Electric Infrastructure Solutions for power grids and renewable energy, and Underground Utility and Infrastructure Solutions for gas systems and industrial projects.

From its FY2025 annual report (Form 10-K)

Intrinsic value, DCF valuation, financial health and value investing analysis for the Quanta Services Inc stock.

Our verdict on PWR

Overvalued: intrinsic value $204.62 per share, market price $618.41, margin of safety -202.2% (as of 2026-10-19).

Discounting its cash flows at 10.7% (average of 3 methods) values the shares at $204.62; the price of $618.41 is 202% above that value, and 72% of that value comes from beyond year five.

Leak Score: 52/100 on 12 of 12 signals (Weak Signal).

ETFs with the most weight in PWR

• Defiance AI & Power Infrastructure ETF (AIPO): 7.9% of the fund
• iShares U.S. Power Infrastructure ETF (POWR): 6.2% of the fund
• North Shore Equity Rotation ETF (KOOL): 5.4% of the fund

17 more funds hold it; the full list is part of the paid plan.

More on PWR

• How PWR is valued
• PWR's Leak Score, signal by signal
• PWR's debt and financial health

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• Stocks in USA
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Peers in Engineering & Construction

• Comfort Systems USA Inc (FIX)
• Ferrovial N. V (FER)
• Emcor Group Inc (EME)
• APi Group Corp (APG)
• Jacobs Solutions Inc (J)
• Mastec Inc (MTZ)
• Sterling Infrastructure Inc (STRL)
• IES Holdings Inc (IESC)

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Compare side by side

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Cheaper than PWR in Engineering & Construction

• Matrix Service Co (MTRX): undervalued, 76% margin of safety
• KBR Inc (KBR): undervalued, 63% margin of safety
• Cadeler AS ADR (CDLR): undervalued, 56% margin of safety
• Primoris Services Corp (PRIM): undervalued, 28% margin of safety
• Energy Services of America Corp (ESOA): undervalued, 27% margin of safety
• AECOM (ACM): undervalued, 25% margin of safety

24 more in this industry show a wider margin of safety.

Is PWR undervalued or overvalued?

PWR is overvalued (as of the 2026-10-19 close). Discounting its cash flows at 10.7% (average of 3 methods) values the shares at $204.62; the price of $618.41 is 202% above that value, and 72% of that value comes from beyond year five.

What is the intrinsic value of PWR?

$204.62 per share (as of the 2026-10-19 close), against a market price of $618.41. That is a margin of safety of -202.2%. The value is the average of the valuation methods that apply to this company, recomputed every night after the US close.

What growth is priced into PWR stock?

The price needs faster growth than we project for any company. It is betting on an exception. Yearly sales growth the price needs: 79.5%. Yearly sales growth it has sustained: 20.3%.

What is Quanta Services Inc's Leak Score?

52 out of 100, which we rate "Weak Signal", on 12 of 12 value investing signals.