Jefferson River Capital

Venture Capital

Single-family office for Hamilton "Tony" James allocating long-term capital across private equity, real assets, life sciences, and venture opportunities.

New York · 2+ investments

Early Stage
Growth
Late Stage
Healthcare
Life Sciences
Headquarters
New York
Founded
2016
AUM
$2.5B
Total Investments
2
Last Investment
Feb 2026
Geographic Focus
United States

Investment Thesis

Acts as a long-term co-investor across private equity, life sciences, and venture-stage deals, pairing patient family-office capital with institutional and strategic partners.

Jefferson River Capital is a Venture Capital firm based in New York. It has made 2 investments in Healthcare and Life Sciences.

Investment History

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