QUANTA SERVICES, INC.
Ticker: PWRIndustrialsConstructionS&P 500The business
Quanta Services, Inc. (NYSE: PWR) is a leading provider of comprehensive infrastructure solutions serving the electric and gas utility, power generation, large load center, manufacturing, communications, pipeline and energy industries across the United States, Canada, Australia and select international markets. The company operates through two reportable segments: Electric Infrastructure Solutions and Underground Utility and Infrastructure Solutions.
The Electric segment delivers design, engineering, procurement, construction, upgrade and maintenance services for electric power transmission and distribution networks, substation facilities, renewable energy generation including wind and solar, battery storage facilities, and electrical infrastructure for large load centers such as data centers and advanced manufacturing facilities. This segment also encompasses communications and cable network services, commercial and industrial wiring, aviation services for utilities, and includes the company's advanced training facility and postsecondary educational institution specializing in utility worker training. The segment generated approximately 70 percent of revenues in 2025.
The Underground and Infrastructure segment provides services for natural gas systems, pipeline integrity and transmission, downstream industrial services including turnaround and maintenance work, civil solutions, and turnkey mechanical and plumbing infrastructure for large load centers. This segment represented approximately 30 percent of revenues in 2025.
As of December 31, 2025, Quanta employed approximately 69,500 people, comprising roughly 13,800 salaried employees and 55,700 hourly employees, with approximately 36 percent covered by collective bargaining agreements. The company operates a fleet of approximately 80,000 owned and leased units including trucks, trailers, specialty construction equipment and aircraft.
Quanta maintains a large and diverse customer base including many leading utility, renewable energy, technology and communications companies. In 2025, the largest customer represented 8 percent of consolidated revenues while the ten largest customers accounted for 30 percent. The company derives approximately 7 percent of revenues from foreign operations, primarily Canada and Australia.
The company's business model emphasizes decentralized operations through multiple operating companies serving similar customers with diverse service offerings. Quanta has pursued strategic acquisitions to expand capabilities in mechanical infrastructure, civil solutions and electrical services, positioning itself to address growing demand from electrification, data center expansion and grid modernization initiatives.
- Sector
- Industrials
- Industry
- Construction
- HQ
- HOUSTON, TX
- FY end
- 12-31
- CIK
- 1050915
- SIC
- 1731
Ownership
Who holds QUANTA SERVICES, INC. — across funds, superinvestors and bonds · N-PORT 2026Q2 · 13F 2026-06-30
Top fund holders
| Fund | % of fund | Value |
|---|---|---|
| VANGUARD TOTAL STOCK MARKET INDEX FUND VTI · VANGUARD INDEX FUNDS | 0.15% | $3.43B |
| VANGUARD 500 INDEX FUND VOO · VANGUARD INDEX FUNDS | 0.17% | $2.80B |
| VANGUARD MID-CAP INDEX FUND VO · VANGUARD INDEX FUNDS | 1.04% | $2.34B |
| iShares Core S&P 500 ETF IVV · iShares Trust | 0.17% | $1.49B |
| Fidelity 500 Index Fund FXAIX · Fidelity Concord Street Trust | 0.16% | $1.36B |
Bonds held by funds
Funds report holding 8 issues of QUANTA SERVICES, INC.'s debt, $1.01B at fund-held market value — what funds hold, not the company's debt outstanding. Weighted-average coupon 4.26%, maturing 2027–2041.
| Issue | Coupon | Matures | Funds | Fund-held |
|---|---|---|---|---|
| PWR 4.75 08/09/27 | 4.750% | 2027-08-09 | 58 | $196.36M |
| Quanta Services, Inc. | 5.250% | 2034-08-09 | 78 | $172.98M |
| PWR 2.9 10/01/30 | 2.900% | 2030-10-01 | 93 | $162.26M |
| Quanta Services, Inc. | 5.100% | 2035-08-09 | 70 | $125.98M |
| Quanta Services, Inc. | 4.500% | 2031-01-15 | 58 | $124.02M |
| QUANTA SERVICES | 4.300% | 2028-08-09 | 50 | $122.66M |
| QUANTA SERVICES | 2.350% | 2032-01-15 | 59 | $81.25M |
| Quanta Services, Inc. | 3.050% | 2041-10-01 | 42 | $22.82M |
Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.
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