Oil and Gas

With 25 years of experience in the Oil and Gas industry, Cahill has provided solutions for major onshore and offshore projects across Canada, including Hibernia, Terra Nova, White Rose, and Surmont.

We offer a range of capabilities, expanded and diversified through strategic partnerships, innovative fabrication methods, and development of complex welding procedures for one of the most highly regulated industries.


Through ongoing involvement with major projects throughout Canada, Cahill has developed significant experience in infrastructure development, expansion, and reliability centered maintenance for the mining industry. Cahill is also experienced working in remote, challenging environments that require complex logistical considerations and solutions.

Power Generation

Evolving from an electrical contractor in the industrial marketplace, Cahill offers a diverse range of solutions to support the power generation industry. Our expertise includes substation, distribution, hydro-electric, thermal generation, co-generation, and renewable energy.


Cahill has an established history as an electrical contractor spanning more than 60 years. Today, we are a comprehensive service provider with experience in social infrastructure facilities for healthcare, education, municipalities, and a variety of commercial buildings.

Water Treatment

Our water treatment capabilities include specialist design, systems integration, operations, and EPC/design-build project delivery in municipal and industrial potable water and wastewater treatment.

Our Dissolved Air Floatation (DAF) water treatment technology, owned by Cahill, is currently used in municipal and industrial water treatment applications.