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Heron Rock Fund

Family Office

Multi-family office early-stage investment platform founded by Tom Williams, backing first-time entrepreneurs at pre-seed with no management fees.

Ottawa, Canada · 9+ investments · 7 portfolio companies

Pre-Seed
Seed
Biotech
Headquarters
Ottawa, Canada
Website
heronrock.com
Portfolio Companies
7
Total Investments
9
Last Investment
May 2025
Geographic Focus
Canada, India, United States

Investment Thesis

Be the first check into companies led by first-time entrepreneurs, with no management fees, no institutional capital, and active board involvement through exit. Concentrated in North America with select India exposure.

Heron Rock Fund is a Family Office firm based in Ottawa, Canada. It has made 9 investments, including Guava, Aifleet and Acadium. Focus areas include Biotech.

Portfolio7

Co-investors24

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24 co-investors across 24 shared portfolio companies — who they back alongside, and how often they lead.

Venture Capital ×21 · Accelerator ×1 · Private Equity ×1 · 12 shared rounds

Investment History

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