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John F. Machcinski

Solo GP · Southfield, MI

Verified active in the last 12 months

John F. Machcinski is a solo GP based in Southfield, MI, investing at pre-seed, seed stage. John F. Machcinski's most recent fund with a disclosed size, Hantz Ventures - PF II (A) LLC, filed a $7.98M offering with the SEC in Aug 2026. Estimated typical check: $75K–$250K. John F. Machcinski has dated investing activity in the last 12 months (latest Aug 2026).

Why John F. Machcinski is listed

Named as the only individual (executive officer) on the Form D for Hantz Ventures - PF II (A) LLC, a $8M venture fund (Aug 2026).

Source: SEC Form D: Hantz Ventures - PF II (A) LLC (Aug 19, 2026)

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Stages
Pre-seed, Seed
Typical check (est.)
$75K–$250K
Latest fund
$7.98M · Aug 2026
Latest dated activity
Aug 2026

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What does John F. Machcinski invest in?

Sector focus not yet verified

What has John F. Machcinski invested in recently?

  • Hantz Ventures - PF II (A) LLC

    Invested through a fund

    Aug 2026

Funds and deal vehicles John F. Machcinski filed with the SEC

  • Hantz Ventures - PF II (A) LLC

    Fund · $7.98M offering

    Aug 2026

Sources

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