Signal 1

Signal 1 in its collaboration with Unity Health Toronto and TD Bank Group along with its US$10 million Seed financing


Signal 1


US$10 million


Emerging and High Growth Companies

Date Closed

April 2022



Lead Office



On April 25, 2022, Signal 1 announced strategic collaborations with Unity Health Toronto, a leading health network in Ontario, and TD Bank Group (TD) and its world-leading applied AI division, Layer 6. Signal 1 launched with US$10 million in Seed financing led by iNovia Capital. Other investors in the round include TD, AI pioneer Geoffrey Hinton and Radical Ventures. Through its collaboration with Unity Health, Signal 1 will build on leading-edge AI systems already in use by clinicians at St. Michael's Hospital, part of Unity Health. Signal 1's agreement with TD will provide US$4 million in Seed financing from TD and will enable the venture to leverage the AI technology platform that has been developed by TD's Layer 6 team.

Signal 1 is a health AI start-up with the mission to transform patient care through responsibly deployed AI.

Osler, Hoskin & Harcourt LLP advised Signal 1 with a team consisting of Chad Bayne, Justin Dharamdial, Ryan Unruch, Jennifer Humphrey, Ferial Fekri, Nik Popovski (Emerging and High Growth Companies), Simon Hodgett, Sam Ip (Technology), Steven Dickie, Ksenija Novakovic (Employment & Labour), Alan Kenigsberg (Tax) and Shira Dveris (Articling Student).