About Jack Altman
Jack Altman is a director at Antares Nuclear.
Form D filings also name Jack Altman as a director at Copilot Labs, Inc. \ DE and Verifiable.
Jack Altman appears on fund filings for Benchmark Partners and Jack Altman.
Jack Altman first appears on SEC filings in 2020.
Experience
This experience comes from SEC filings. The years are when the filings name Jack Altman in the role, so the role may have started earlier or lasted longer.
BP
Antares Nuclear, Inc.
Director
2024 – 2026 · Torrance, CA
Antares designs and builds small nuclear reactors in Torrance, California, to give U.S. military bases and space missions years of power without refueling.
JA
Key Colleagues at Startups
The people Jack Altman works with at each company, as listed on that company's latest Form D.
Antares Nuclear, Inc. · Form D, Aug 18, 2026
JD
Julia DeWahl
Co-founder and director
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Jordan Bramble
CEO & Co-Founder, director
AP
Alana Palmedo
Director
AH
Alexander Hartz
Director
Copilot Labs, Inc. \ DE · Form D, Jan 23, 2026
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Mads Lunau Liechti
Executive officer, director and promoter
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Anker Bach Ryhl
President and director
Verifiable Inc. · Form D, Jun 12, 2023
BM
Brian Murray
Director
SK
Stephen Kline
Executive officer
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Nicholas Macario
Chief Executive Officer and director
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Will Su
Director
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Vivekanand Rajkumar
Executive officer and director