Quanta Companies

Allteck USA, LLC

Allteck USA, LLC

14103 Stewart Road SE Sumner, WA 98390


Allteck USA, LLC is a subsidiary of Quanta Services Inc. (Quanta). Headquartered in Sumner, Washington, USA, we are a leader in the industry with extensive experience in transmission, distribution, substation, underground cable, energized services, emergency restoration, and EPC. We have provided highly specialized service to our clients and sister-companies across the USA in industries including utility providers, oil and gas, mining operations and solar and wind power generation.

As the arm to our main organization established in Canada well over 40 years ago, we have pioneered innovative methods for performing work in energized environments and have successfully delivered services in some of the most challenging geographies. Our goal is to build and maintain strong client relationships through service excellence.

Areas of Expertise

  • Electric Power