Top 15 Construction Companies in Toronto for 2025

Last Updated on May 20, 2025 by Admin

Toronto, the bustling metropolis of Canada, is a city constantly evolving and growing, thanks to its robust construction industry. The construction landscape in Toronto is more dynamic than ever, with companies competing to leave their mark on the city’s skyline. This blog will explore Toronto’s top 15 construction companies, known for their exceptional projects, innovative approaches, and significant contributions to the city’s development.

Advertisements

Table of Contents

Top 15 Construction Companies in Toronto

1. PCL Constructors Inc.

PCL Constructors Inc. is a heavyweight in the Canadian construction industry, known for delivering high-quality projects on time and within budget. PCL has been pivotal in shaping Toronto’s skyline, with key projects including the CN Tower and Scotiabank Arena. Specializing in commercial, residential, institutional, and civil projects, PCL continues to be a leader in the construction industry.

Key Projects: CN Tower, Scotiabank Arena
Specializations: Commercial, Residential, Institutional, Civil
Contact: PCL Constructors Inc.

2. EllisDon Corporation

EllisDon Corporation, headquartered in Mississauga, is one of Canada’s largest construction companies. Founded in 1951, EllisDon has a rich history of delivering iconic projects in Toronto, including the Rogers Centre and the Ritz-Carlton Hotel. EllisDon is known for its innovative approaches and has a strong presence in both the local and international markets.

Advertisements

Key Projects: Rogers Centre, Ritz-Carlton Hotel
Specializations: Commercial, Institutional, Infrastructure
Contact: EllisDon Corporation

3. Aecon Group Inc.

Aecon Group Inc. is a major player in Toronto’s construction industry, with a history of delivering critical infrastructure projects that have enhanced the city’s connectivity. Aecon has been instrumental in projects like the Gardiner Expressway and the CN Tower, showcasing its expertise in civil, transportation, and industrial sectors.

Key Projects: Gardiner Expressway, CN Tower
Specializations: Civil, Transportation, Industrial
Contact: Aecon Group Inc.

4. Tridel

Tridel is synonymous with luxury residential development in Toronto. With over 90 years in the homebuilding industry, Tridel has consistently delivered innovative and sustainable residential projects that cater to Toronto’s growing population. Their developments are known for their high-quality craftsmanship and attention to detail.

Key Projects: The Well, Ten York
Specializations: Residential, Sustainable Development
Contact: Tridel

5. Mattamy Homes

Mattamy Homes is one of North America’s largest privately-owned homebuilders, and it has played a significant role in shaping Toronto’s residential landscape. Known for its innovative residential communities, Mattamy Homes is committed to quality and customer satisfaction.

Key Projects: Downsview Park, Mount Pleasant North
Specializations: Residential, Community Development
Contact: Mattamy Homes

6. Bird Construction

Bird Construction has been a cornerstone of the Canadian construction industry for over a century. In Toronto, Bird Construction is known for its work on major infrastructure and institutional projects. The company specializes in design-build projects, offering comprehensive solutions across various sectors.

Key Projects: 88 Scott Condominiums, Humber River Hospital
Specializations: Infrastructure, Institutional, Design-Build
Contact: Bird Construction

7. Ledcor Group

Ledcor Group is an employee-owned construction company with a strong presence in Toronto. Known for its diverse portfolio, Ledcor has been involved in projects ranging from digital media facilities to large-scale infrastructure developments. The company is committed to innovation and quality craftsmanship.

Key Projects: Pinewood Toronto Studios Expansion, Queen Richmond Centre West
Specializations: Infrastructure, Commercial, Digital Media Facilities
Contact: Ledcor Group

8. Graham Construction

Graham Construction is renowned for its expertise in the industrial and infrastructure sectors. With a rich history dating back to 1926, Graham Construction has played a significant role in Toronto’s development, contributing to projects like the Canadian Forces Military Police Academy.

Advertisements

Key Projects: Canadian Forces Military Police Academy, Eglinton Crosstown LRT
Specializations: Infrastructure, Industrial
Contact: Graham Construction

9. Clark Builders

Clark Builders has made a name for itself in Toronto through its commitment to delivering complex projects across various sectors. From healthcare facilities to luxury condos, Clark Builders’ portfolio showcases their ability to handle diverse and challenging projects.

Key Projects: Ontario Court of Justice, Daniels Waterfront
Specializations: Healthcare, Residential, Commercial
Contact: Clark Builders

10. Gillam Group Inc.

Gillam Group Inc. is a Toronto-based construction company known for its expertise in both residential and commercial projects. With a focus on quality and client satisfaction, Gillam Group has delivered projects like LOFT Bradford House and the Barrie-Simcoe Emergency First Responders Campus.

Key Projects: LOFT Bradford House, Barrie-Simcoe Emergency First Responders Campus
Specializations: Residential, Commercial
Contact: Gillam Group Inc.

11. TAS DesignBuild

TAS DesignBuild is a leader in sustainable development in Toronto, focusing on creating vibrant, mixed-use communities. The company is committed to innovative design and building practices that promote environmental stewardship and community engagement.

Key Projects: The Keeley, DUKE Condos
Specializations: Mixed-Use Development, Sustainable Building
Contact: TAS DesignBuild

12. Eastern Construction

Eastern Construction is a Toronto-based company that has been a significant contributor to the city’s infrastructure and commercial sectors. With over 70 years of experience, Eastern Construction is known for delivering high-quality projects that meet the needs of their clients.

Key Projects: Royal Ontario Museum, Toronto International Film Festival Bell Lightbox
Specializations: Commercial, Institutional, Infrastructure
Contact: Eastern Construction

13. Dufferin Construction Company

Dufferin Construction, a division of CRH Canada Group Inc., is a leading player in Toronto’s infrastructure development. The company specializes in heavy civil construction, including roads, bridges, and transit systems, contributing significantly to Toronto’s connectivity.

Key Projects: Gardiner Expressway Rehabilitation, Eglinton Crosstown LRT
Specializations: Heavy Civil, Infrastructure
Contact: Dufferin Construction

14. Vanbots Construction Corporation

Vanbots Construction, now a part of Carillion Canada, has a legacy of delivering complex construction projects across Toronto. Known for their meticulous attention to detail, Vanbots has been involved in some of the city’s most challenging projects.

Key Projects: Toronto General Hospital, MaRS Discovery District
Specializations: Healthcare, Research Facilities
Contact: Vanbots Construction

15. Magil Construction

Magil Construction is a Canadian firm with a strong presence in Toronto’s construction scene. The company excels in delivering large-scale projects, including residential, commercial, and institutional developments, with a focus on quality and innovation.

Advertisements

Key Projects: Mirvish Village, Yonge Eglinton Centre
Specializations: Residential, Commercial, Institutional
Contact: Magil Construction

The Takeaway

As Toronto continues to grow and evolve, these top 15 construction companies are crucial in shaping the city’s landscape. From iconic skyscrapers to essential infrastructure, these firms are at the forefront of the city’s development, ensuring that Toronto remains a vibrant and dynamic metropolis. Whether you’re a developer, investor, or resident, understanding the key players in Toronto’s construction industry can provide valuable insights into the city’s future.

For more information on Toronto’s construction industry or to contact these leading companies, explore their websites or reach out directly to discuss your next big project. Toronto’s future is being built today, and these companies are leading the way.

Related Posts: