Quanta Services, Inc. PWR

What this company does

Quanta Services provides design, engineering, procurement, construction, upgrade and repair and maintenance services for infrastructure in the electric and gas utility, power generation, large load center, manufacturing, communications, pipeline and energy industries in the United States, Canada, Australia and select other international markets. The infrastructure it works on includes electric power transmission and distribution networks, substation facilities, wind, solar and gas power generation and battery storage facilities, low voltage electrical, mechanical, plumbing and process infrastructure for large load centers such as data centers, communications and cable multi-system operator networks, gas utility systems and pipeline transmission systems. It operates a fleet of owned and leased trucks and trailers, support vehicles and specialty construction equipment, along with various proprietary technologies. As of December 31, 2025, the company had approximately 69,500 employees, consisting of approximately 13,800 salaried employees and approximately 55,700 hourly employees. Approximately 36% of those employees were covered by collective bargaining agreements as of December 31, 2025. The two operating segments, which are also the two reportable segments, are Electric Infrastructure Solutions and Underground Utility and Infrastructure Solutions. The Electric segment provides services primarily for the electric power grid, power generation and large load center markets. The Underground and Infrastructure segment provides infrastructure solutions to customers involved in the transportation, distribution, storage, development and processing of natural gas, oil and other products, as well as customers that own and operate large load centers.

Written from the business description in Quanta Services, Inc.'s annual report to the U.S. Securities and Exchange Commission, filed 19 February 2026. Every sentence was checked against that document before publication.