Below is a directory of biotech, pharmaceutical, and medical device companies based in Ontario. This province has one of the largest life sciences sectors in Canada, with businesses working in areas like drug development, diagnostics, medical equipment, and research. You’ll find a mix of startups, established manufacturers, and research organizations spread across cities like Toronto, Ottawa, Mississauga, and more.
This page is here to make it easier to explore life sciences companies in Ontario all in one place. Each listing links to the company’s website where you can learn more about their products, services, or job openings. Whether you’re looking for biotech companies working on new treatments, pharmaceutical manufacturers, or medical device suppliers, this directory is a good place to start your search.
If you see a company that’s missing or notice any outdated information, feel free to reach out and let us know. We do our best to keep this list updated as Ontario’s life sciences industry keeps growing and changing.