Family Office · London, United Kingdom

Onex

Active

What they invest in

Onex Corporation is a Canadian investment management firm headquartered in Toronto, Ontario. Founded in 1984 by Gerry Schwartz, Onex specializes in private equity, credit, and wealth management, managing capital on behalf of institutional investors and high-net-worth clients. The company is known for its significant investments in sectors such as healthcare, industrials, and financial services, and has a history of acquiring and building businesses for long-term value creation. Onex is publicly traded on the Toronto Stock Exchange and is recognized for its disciplined investment approach and strong track record in North America and internationally. In recent years, Onex has been involved in notable transactions, including the acquisition of WestJet Airlines and investments in various global companies.

Who they back

SeedSeries A

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Why this firm matters for fundraising founders

Onex deploys privately-held capital. Cycles are short, decisions concentrated, and structures flexible (equity, convertible, revenue-share). Less brand premium, more underwriting on substance. VC Boom tracks Onex alongside 47,000+ other active investors, ranked weekly by recent-deal momentum, sector concentration, and partner activity.

At a glance

Based in
United Kingdom
Portfolio last checked
Oct 6, 2026
Website
www.onex.com ↗
LinkedIn
Firm profile ↗

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Is Onex the right fit for your deck?

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