Onex
Onex is a venture capital firm based in Toronto, Canada. This profile covers what Onex invests in, its typical stage and check size, and how founders can get in front of it in 2026.
Onex is a private equity firm that invests and manages capital on behalf of its shareholders and institutional investors.
- Location
- Toronto, Canada
- Founded
- 1984
- Team size
- 251-500
- Investments
- 10
- Typical round
- $317M
How to pitch Onex
The founders who hear back from Onex lead with traction and a clear ask that matches its stage, not a generic mass email. Build a targeted, verified list, write a personalized note, and track who opens it, all in one place.
Connect with Onex
About this profile
This profile is part of Round Funded, an investor database and outreach platform for founders. It covers 60,000+ active VCs, angels, family offices and accelerators with verified contacts, lets you send pitches from your own Gmail, and includes a free Data Room for your raise. How this data is built.
Cite this page
Round Funded. "Onex." Round Funded investor database, updated October 19, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/vc/onex
Frequently Asked Questions
What is Onex?
Onex is a venture capital firm based in Toronto, Canada. Round Funded tracks its focus, stage, and activity alongside thousands of active investors.
What is Onex's typical check size?
Onex's typical round is around $317M. Use it as a signal for whether your raise fits its stage.
Is Onex actively investing?
Yes, Onex is an active a venture capital firm. Reach out with a personalized pitch that fits its stage and focus, then track who opens it.
Where is Onex based?
Onex is based in Toronto, Canada. You can reach out from anywhere with a pitch that matches its focus.
How do I contact Onex?
Unlock Onex's verified email and reach out with a personalized pitch on Round Funded. We show only deliverable contacts, so your outreach does not bounce.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.