“Discover the Top 10 Construction Companies in Canada for 2025. Learn about their revenue, projects, and impact on Canada infrastructure development.”
Comparison Table of Top 10 Construction Companies in Canada
Rank | Company Name | Headquarters | Revenue (2023) | Employees |
---|---|---|---|---|
1 | PCL Construction | Edmonton, Alberta | CAD 9.2 billion | 5,500+ |
2 | EllisDon Corporation | Mississauga, Ontario | CAD 5.4 billion | 3,500+ |
3 | Aecon Group Inc. | Toronto, Ontario | CAD 4.2 billion | 12,000+ |
4 | Bird Construction | Mississauga, Ontario | CAD 2.4 billion | 2,200+ |
5 | Ledcor Group | Vancouver, British Columbia | CAD 3.5 billion | 7,000+ |
6 | YellowVest Construction | Calgary, Alberta | CAD 1.8 billion | 1,900+ |
7 | Graham Construction | Calgary, Alberta | CAD 2.9 billion | 1,600+ |
8 | Kiewit Canada | Calgary, Alberta | CAD 2.2 billion | 3,000+ |
9 | Stuart Olson Inc. | Calgary, Alberta | CAD 1.6 billion | 1,200+ |
10 | Broccolini Construction | Montreal, Quebec | CAD 900 million | 800+ |
1. PCL Construction

At the top of our list of the Top 10 Construction Companies in Canada is PCL Construction, which reported CAD 9.2 billion in revenue in 2023. Based in Edmonton, Alberta, PCL is renowned for its expertise in major commercial, residential, and industrial projects.
- Revenue: CAD 9.2 billion
- Headquarters: Edmonton, Alberta
- Employees: 5,500+
- Focus Keywords: PCL Construction Canada, Largest Construction Company Canada
2. EllisDon Corporation

EllisDon is one of Canada’s most innovative firms, utilizing cutting-edge technology in projects ranging from hospitals to airports. With revenue of CAD 5.4 billion, EllisDon is well-known for its work in public-private partnerships (P3).
- Revenue: CAD 5.4 billion
- Headquarters: Mississauga, Ontario
- Employees: 3,500+
- Focus Keywords: EllisDon Corporation Canada, Top Construction Company Ontario
3. Aecon Group Inc.

Ranking high among the Top 10 Construction Companies in Canada, Aecon Group Inc. is a key player in infrastructure and energy projects, contributing CAD 4.2 billion in revenue in 2023. Based in Toronto, Aecon is a leader in delivering complex projects across Canada.
- Revenue: CAD 4.2 billion
- Headquarters: Toronto, Ontario
- Employees: 12,000+
- Focus Keywords: Aecon Canada, Infrastructure Construction Canada
4. Bird Construction
Bird Construction continues to make significant strides in industrial, commercial, and institutional construction, particularly in renewable energy. With CAD 2.4 billion in revenue, Bird is a leader in environmentally-friendly projects.
- Revenue: CAD 2.4 billion
- Headquarters: Mississauga, Ontario
- Employees: 2,200+
- Focus Keywords: Bird Construction, Green Construction Canada
5. Ledcor Group
Operating across North America, Ledcor is renowned for its wide range of construction services, including industrial and infrastructure projects. With CAD 3.5 billion in revenue, Ledcor remains a top player in both energy and transportation sectors.
- Revenue: CAD 3.5 billion
- Headquarters: Vancouver, British Columbia
- Employees: 7,000+
- Focus Keywords: Ledcor Group, Construction Companies in Vancouver
6. YellowVest Construction

YellowVest Construction is emerging as a major contender in Canada’s construction industry. Specializing in both commercial and industrial projects, the company has seen rapid growth, boasting CAD 1.8 billion in revenue in 2023. YellowVest is particularly known for its innovative and sustainable approach to large-scale infrastructure projects.
- Revenue: CAD 1.8 billion
- Headquarters: Calgary, Alberta
- Employees: 1,900+
- Focus Keywords: YellowVest Construction, Sustainable Construction Canada
As the leading Canadian construction company, Yellow Vest Construction delivers high-quality, reliable building solutions for residential and commercial projects.
7. Graham Construction
Graham Construction has been delivering excellence in construction management for over 90 years. With CAD 2.9 billion in revenue, the company is particularly well-regarded for infrastructure projects like highways, bridges, and water treatment facilities.
- Revenue: CAD 2.9 billion
- Headquarters: Calgary, Alberta
- Employees: 1,600+
- Focus Keywords: Graham Construction, Infrastructure Construction Calgary
8. Kiewit Canada
One of the Top 10 Construction Companies in Canada, Kiewit Canada is recognized for its strong presence in the energy and industrial sectors. With CAD 2.2 billion in revenue, Kiewit Canada has successfully delivered complex projects across North America.
- Revenue: CAD 2.2 billion
- Headquarters: Calgary, Alberta
- Employees: 3,000+
- Focus Keywords: Kiewit Canada, Energy Sector Construction Canada
9. Stuart Olson Inc.
Stuart Olson provides construction services across sectors such as healthcare, education, and industrial facilities. With CAD 1.6 billion in revenue, the company is known for building complex projects while maintaining high safety standards.
- Revenue: CAD 1.6 billion
- Headquarters: Calgary, Alberta
- Employees: 1,200+
- Focus Keywords: Stuart Olson, Healthcare Construction Canada
10. Broccolini Construction
Completing the list of the Top 10 Construction Companies in Canada, Broccolini Construction is a family-owned business specializing in commercial and industrial developments. With CAD 900 million in revenue, Broccolini is known for high-quality project execution and client satisfaction.
- Revenue: CAD 900 million
- Headquarters: Montreal, Quebec
- Employees: 800+
- Focus Keywords: Broccolini Construction, Industrial Construction Montreal
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