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Top SaaS companies in Toronto

Software-as-a-service vendors selling subscription cloud software to other businesses. Filtered to companies headquartered in Toronto.

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Built from a search like: “Top SaaS companies in Toronto”

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

  1. 1
    Thomson Reuters· Toronto, Ontario, Canada
    • 36.7k employees
  2. 2
    Celestica· North York, Ontario, Canada
    • Post-IPO debt
    • 16k employees
    • Founded 1994
  3. 3
    Wattpad· Toronto, Ontario, Canada
    • Series unknown
    • 4.9k employees
    • Founded 2006
  4. 4
    PointClickCare· Toronto, Ontario, Canada
    • Secondary
    • 2.3k employees
    • Founded 2000
  5. 5
    Altus Group· Toronto, Ontario, Canada
    • 2.2k employees
    • Founded 2005
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Find engineers at SaaS companies in Toronto

Toronto has long been a hub for SaaS, and the list above ranks the largest SaaS companies headquartered there by current headcount, drawn from public LinkedIn and Crunchbase records. With 1,226 matching companies in our index, this is a good map of where the SaaS talent in Torontolives - useful whether you’re recruiting, partnering, or sizing a market.

The biggest SaaS companies in Toronto tend to be the gravitational centres for specialised talent - senior engineers, ML researchers, applied scientists, designers - while the smaller ones compete on speed, equity, and proximity to founders.

Refolk converts this list into a live search. Ask for “SaaS engineers in Torontohiring senior staff” or “founders of SaaS companies in Torontowho left in the last 12 months” and Refolk returns a ranked shortlist with the evidence that earned each person a spot.

How this list is built

Refolk pulled SaaS companies headquartered in Toronto from public LinkedIn and Crunchbase records, ranked them by current employee count, and kept those with at least 10 employees. The list refreshes once a day.

Last refreshed: Sun, 21 Jun 2026 09:15:36 GMT

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