The Largest Utility Fleet in the World

From powerline construction to heavy-lift and fire operations, Quanta Aviation Services brings together the largest private utility rotorcraft fleet in the world.

World Class Precision

Quanta Aviation Services (QAS) is the administrative and organizational arm supporting four aviation companies within Quanta Services: PJ Helicopters, Billings Flying Service, Winco Powerline Services, and Wilson Utility Helicopters. Together, these companies operate the largest private utility helicopter fleet in the world.

100+ Helicopters

The largest civilian
CH-47 Chinook fleet

38,000+ Annual
Flight Hours

Specialists for Every Mission

Our four operating companies cover the full spectrum of utility aviation, from CH-47 heavy lift and aerial firefighting to wire-stringing, powerline patrol, and storm response.

PJ Helicopters

Family-run precision lift operator flying over 50 aircraft nationwide since 1970, serving utility, forestry, and construction.

Billings Flying Service

 A solutions-focused operator with over 40 years in CH-47 Chinook heavy lift and aerial firefighting worldwide.

Winco Powerline Services

Powerline and wire experts delivering disciplined, utility-first helicopter support for line construction and maintenance.

Wilson Utility Helicopters

A responsive utility partner serving the Western U.S. with storm response, snow patrol, HEC, and aerial inspection.

Specialized unmanned aerial services

Elite drone capability meets deep utility expertise. AI-powered inspection and construction for utility infrastructure nationwide.

Backed by quanta

As part of Quanta Services, a leading provider of comprehensive infrastructure solutions for the utility, energy, and communications industries, our companies bring the stability, resources, and reach of an industry leader to every project. That backing means deeper capabilities, broader coverage, and a partner you can count on for the long haul.