Quanta Services, Inc. is a leading specialty contractor that provides comprehensive infrastructure solutions for the electric power, pipeline and energy, and communications markets. Headquartered in Houston, Texas, the company delivers engineering, procurement, construction, installation, maintenance and repair services that support the development, modernization and ongoing operation of critical energy and communications networks.
In the electric power sector, Quanta works on transmission and distribution systems, substation construction and grid modernization projects that include integration of renewable generation and energy storage. For pipeline and industrial customers, the company performs pipeline construction, integrity and maintenance services, compressor station and facility construction, and related infrastructure work. Quanta’s communications activities encompass fiber‑optic network construction, wireless site deployment, small cell and backhaul installation, and other services that support broadband and wireless connectivity.
Quanta primarily serves utilities, independent power producers, oil and gas companies, telecommunications carriers and municipalities, executing projects across a wide range of voltages and pipeline sizes. The company operates largely in North America and also pursues selected international work. Quanta has grown through a combination of organic expansion and acquisitions, positioning itself as an integrated partner for large-scale infrastructure programs.
As a publicly traded company, Quanta emphasizes safety, engineering expertise and project execution capabilities to support utility modernization, energy transition and broadband buildouts. Its business model centers on deploying specialized crews and technical resources to manage complex, capital‑intensive projects from design through long‑term maintenance.