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Top AI companies in Toronto

Companies building AI products, foundation models, and applied ML platforms. Filtered to companies headquartered in Toronto.

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

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

  1. 1
    Università di Trento· Trento, Trentino-Alto Adige, Italy
    • 3.5k employees
    • Founded 1962
  2. 2
    DECIEM | THE ABNORMAL BEAUTY COMPANY· Toronto, Ontario, Canada
    • undisclosed
    • 1.5k employees
    • Founded 2013
  3. 3
    Fondazione Bruno Kessler - FBK· Trento, Trentino-Alto Adige, Italy
    • 869 employees
    • Founded 1962
  4. 4
    Vector Institute· Toronto, Ontario, Canada
    • Grant
    • 603 employees
    • Founded 2017
  5. 5
    Fondazione Edmund Mach· Ronzone, Trentino-Alto Adige, Italy
    • 528 employees
Reveal 215 more·100 free credits, no card

Find engineers at AI companies in Toronto

Toronto has long been a hub for AI, and the list above ranks the largest AI companies headquartered there by current headcount, drawn from public LinkedIn and Crunchbase records. With 220 matching companies in our index, this is a good map of where the AI talent in Torontolives - useful whether you’re recruiting, partnering, or sizing a market.

The biggest AI 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 “AI engineers in Torontohiring senior staff” or “founders of AI 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 AI 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 08:21:31 GMT

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