R42 Group is a venture capital firm. Based in Stanford, California, United States. Known portfolio companies include Healx, Cordance Medical, Senisca, xWatts, Abselion and Rubedo Life Sciences, 9 companies in all.
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Investment focus
Who to pitch at R42 Group
R42 Group portfolio companies (9)
- Healx
- Cordance Medical
- Senisca
- xWatts
- Abselion
- Rubedo Life Sciences
- KetoSwiss
- Reservoir Neuroscience
- Soopra.AI
Co-investors
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About R42 Group
The firm's listing covers sectors AI, Climate, Hardware and Healthcare, and focus areas Battery, Biotech, Clean Energy and Drug Discovery; known deals cluster at Growth, Pre-Seed and Seed.
Of the 4 people on file at R42 Group, Ronjon Nag (Founder and President), Fernando Aires (Limited Partner) and Zixuan An (Venture Associate) are listed as the contacts to approach first.
R42 Group shares portfolio companies with 20 other investment firms, among them Healthspan Capital, Shanda Group and Kizoo Technology Capital.
Frequently asked questions
What is R42 Group?
R42 Group is a venture capital firm based in Stanford, California, United States, with a known portfolio of 9 companies. The portfolio comes from public investment records rather than from the firm, so deals that never surfaced publicly are not in it.
What does R42 Group invest in?
Listed sectors include AI, Climate, Hardware and Healthcare; listed focus areas include Battery, Biotech, Clean Energy and Drug Discovery. Those tags come from the portfolio attached to the firm, so they describe what has been backed rather than a stated mandate for what comes next.
What stage does R42 Group invest at?
The known deals of R42 Group include Growth, Pre-Seed and Seed rounds. Check that against your own round before reaching out: stage mismatch is the most common reason a well matched sector still goes nowhere.
Who should I pitch at R42 Group?
3 of the 4 people on file at R42 Group are listed as contacts for the firm. All 4 have their own profile page.
How do I contact R42 Group?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account. The 4 people attached to the firm have their own pages, each showing whether an address is on file for them.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal