At the Cahill Group, we find innovative and sustainable approaches in a constantly changing environment.

We seek projects that are challenging, collaborative, and beneficial for everyone. Together with our partners, we build, design, and collaborate on vital infrastructure that supports economic growth and community development throughout Canada.

Full cycle solutions.

Our Construction & Fabrication and Technology & Services divisions, along with our affiliated companies, offer single-source solutions for managing multi-trade industrial, commercial, and institutional projects. Our integrated approach utilizes the resources of the entire Cahill Group, including cross-functional teams, advanced project management systems, and state-of-the-art fabrication facilities to streamline even the most complex projects.

Cahill’s capabilities span the whole project lifecycle, from conceptual design to commissioning and ongoing service. Our wide-ranging industry knowledge and experience include design-build, fabrication, major industrial and commercial construction, commissioning, overseeing industrial turnarounds, and ongoing service and facilities management. As a seasoned solution provider across all major markets, Cahill has worked extensively in power, oil and gas, mining, healthcare, and infrastructure, and water.

Integrated. Strategic. Scalable.

Our integrated and cross-functional approach allows us to share expertise and resources across sectors and geographies. With strategically located offices and facilities across Canada, we utilize advanced project execution to deliver a variety of timely and reliable services and solutions. Our approach is entirely scalable to the project size, scope, and complexity, and is supported by our skilled teams.

What We Do Best

Markets we serve.


Cahill offers a diverse range of solutions to support the power and utility industry, evolving our approach to meet the changing needs of our clients and the market. We’re proud to have worked on some of the largest power projects in the country. Our deep expertise includes power generation, distribution, substations, co-generation, including nuclear energy.


Sustainability is at the heart of everything we do. Cahill’s integrated multi-disciplinary approach to construction, technology, and service is well positioned to meet the evolving needs of the renewable sector. Alongside decades of extensive work with hydroelectric projects and energy efficiency / LEED, we are growing our portfolio of solar and wind projects along with enabling technology such as electric vehicle charging systems.

Institutional and Commercial

Cahill has an established history and decades of experience as a leading institutional and commercial contractor. Today, we are a comprehensive service provider, experienced in social infrastructure facilities for healthcare, education, municipalities, and commercial buildings. Our diverse framework of delivery methods and contract types include Public Private Partnerships (P3) and design-build.

Oil & Gas

Cahill brings more than 25 years of experience in the Oil and Gas industry. We’ve been involved in Atlantic Canada’s offshore since the beginning, and in Western Canada since 2005. By expanding our strategic partnerships, we have diversified our range of capabilities, including large scale module fabrication, hook-up and commissioning, and co-generation. Our world-class quality and safety programs drive success in this highly regulated industry.


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


Clean water is vital to the health of our communities, and our water treatment technology ensures that it is safe to drink, or to release back into the environment. Cahill has executed both large and small-scale water projects across Atlantic Canada. Our capabilities include specialist design, systems integration, operations, and EPC/design-build project delivery in municipal and industrial potable water and wastewater treatment.

We’ve always led with an entrepreneurial spirit.

It’s the driving force behind our innovation and growth. Just as the projects and industries have evolved, Cahill has expanded and evolved through strategic acquisitions, partnerships, and alliances. We’ve adopted new technology, processes, and invested in our people to meet the needs of today and tomorrow. Working in a dynamic and ever-changing environment, we never stop learning or thinking about what comes next.

Get to know Cahill

Integrated Construction

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Technology & Services

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Our Facilities

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Strategic Partnerships

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The Cahill Group is taking measures to ensure business continuity while prioritizing the health and safety of our people, companies, clients and communities. We remain open with revised visitor protocols, physical distancing requirements, increased cleaning, staggered work hours, and remote work arrangements. To keep employees safe, we are following advice from public health officials.