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Brian Michael Altenburg

Solo GP · New York, NY

Verified active in the last 12 months

Brian Michael Altenburg is a solo GP based in New York, NY, investing at pre-seed, seed stage. Brian Michael Altenburg has dated investing activity in the last 12 months (latest Sep 2026).

Why Brian Michael Altenburg is listed

Named as the only individual (Principal of Altes U.S. Reindustrialization Fund I GP LLC of the Issuer) on the Form D for Altes U.S. Reindustrialization Fund I, LP, a venture fund (Sep 2026).

Source: SEC Form D: Altes U.S. Reindustrialization Fund I, LP (Sep 10, 2026)

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Stages
Pre-seed, Seed
Typical check (est.)
Not disclosed
Latest fund
Undisclosed · Sep 2026
Latest dated activity
Sep 2026

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What does Brian Michael Altenburg invest in?

Sector focus not yet verified

What has Brian Michael Altenburg invested in recently?

  • Altes U.S. Reindustrialization Fund I, LP

    Invested through a fund

    Sep 2026

Funds and deal vehicles Brian Michael Altenburg filed with the SEC

  • Altes U.S. Reindustrialization Fund I, LP

    Fund

    Sep 2026

Sources

Data refreshed from public sources Oct 15, 2026. Is this you? Remove or correct this profile.