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Top companies in Toronto

Canada's largest tech hub and a major AI research centre.

Ranked by current headcount across companies headquartered in Toronto. Refreshed daily.

  1. 1
    TD· Toronto, Ontario, Canada
    • Post-IPO debt
    • 105.2k employees
    • Founded 1955
  2. 2
    RBC· Toronto, Ontario, Canada
    • Post-IPO debt
    • 96.8k employees
  3. 3
    Scotiabank· Toronto, Ontario, Canada
    • Post-IPO debt
    • 91.7k employees
  4. 4
    BMO· Toronto, Ontario, Canada
    • Post-IPO debt
    • 59.4k employees
    • Founded 1987
  5. 5
    CIBC· Toronto, Ontario, Canada
    • Post-IPO debt
    • 46.9k employees
  6. 6
    Four Seasons Hotels and Resorts· North York, Ontario, Canada
    • Debt
    • 41.9k employees
    • Founded 1961
  7. 7
    Thomson Reuters· Toronto, Ontario, Canada
    • 36.5k employees
  8. 8
    Manulife· Toronto, Ontario, Canada
    • Post-IPO debt
    • 33.7k employees
  9. 9
    Shoppers Drug Mart· Toronto, Ontario, Canada
    • 32.3k employees
    • Founded 1962
  10. 10
    Canadian Tire Corporation· Toronto, Ontario, Canada
    • Post-IPO debt
    • 29.3k employees
    • Founded 1922
  11. 11
    University of Toronto· Toronto, Ontario, Canada
    • Grant
    • 28.9k employees
    • Founded 2003
  12. 12
    Colliers· Toronto, Ontario, Canada
    • 28.7k employees
    • Founded 2008
  13. 13
    Rogers Communications· Toronto, Ontario, Canada
    • Post-IPO debt
    • 28.5k employees
    • Founded 1960
  14. 14
    City of Toronto· Toronto, Ontario, Canada
    • Grant
    • 23.1k employees
    • Founded 2017
  15. 15
    Intact· Toronto, Ontario, Canada
    • Post-IPO debt
    • 21.1k employees
  16. 16
    Celestica· North York, Ontario, Canada
    • Post-IPO debt
    • 15.5k employees
    • Founded 1994
  17. 17
    Barrick Mining Corporation· Toronto, Ontario, Canada
    • post ipo secondary
    • 15.1k employees
    • Founded 1983
  18. 18
    Canada Life· Toronto, Ontario, Canada
    • 13.4k employees
  19. 19
    Toronto District School Board· North York, Ontario, Canada
    • Grant
    • 11.7k employees
  20. 20
    McCain Foods· Toronto, Ontario, Canada
    • Grant
    • 11.6k employees
    • Founded 1957
  21. 21
    University Health Network· Toronto, Ontario, Canada
    • 11.6k employees
    • Founded 1999
  22. 22
    York University· North York, Ontario, Canada
    • Grant
    • 11.3k employees
    • Founded 1959
  23. 23
    RBC Capital Markets· Toronto, Ontario, Canada
    • 10.8k employees
  24. 24
    KPMG Canada· Toronto, Ontario, Canada
    • 10k employees
  25. 25
    Ontario Power Generation· Toronto, Ontario, Canada
    • Private equity
    • 9.6k employees
    • Founded 1999

Find engineers and operators at companies in Toronto

Toronto is one of the densest markets for technology talent in the world. The list above ranks the largest companies headquartered in Toronto by current headcount, drawn from public LinkedIn and Crunchbase records. With 8,153 matching companies in our index, the depth of engineers, designers, product managers, and founders is broad across stages and industries.

Hiring in Toronto usually means hiring out of these companies. The biggest names anchor the talent pool — every senior engineer in Toronto likely has at least one of them on their resume — and the fast-growing ones generate the most movement.

Refolk lets you reach into this pool with plain English. Ask for “senior backend engineers in Torontowho’ve shipped at scale” or “founders in Torontowho left in the last year” and Refolk returns a ranked shortlist with the evidence behind each match.

How this list is built

Refolk pulled the largest companies headquartered in Toronto from public LinkedIn and Crunchbase records, ranked them by current employee count, and kept those with at least 25 employees. The list refreshes once a day.

Last refreshed: Thu, 07 May 2026 05:56:13 GMT

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