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J. Robert Geiman

Solo GP · Concord, Massachusetts

Verified Active Check-WriterUS Angel

Named as the only individual (executive officer/director) on the Form D for Founders United FounderCo LLC, a venture fund (Jun 2026) (3 vehicles on file).

Investor IntelligenceVerified Activity

Angel Investment Confidence Score

Algorithmic score indicating recent deal velocity, check size reliability, and investment conviction in early-stage startups.

90/ 100
Tier-1 Active Check-Writer2 deals in last 12 months
Deal Velocity2 deals in last 12 monthsUSA & Europe pipeline
Typical Check$500K–$1.5MPre-Seed / Seed
Primary FocusB2B SoftwarePre-seed, Seed
Direct AccessWarm Intro Recommended1-click pitch match

Why J. Robert Geiman holds a 90/100 confidence score

  • Verified active check-writing activity within the last 12 months
  • Target check sizes calibrated between $500K–$1.5M
  • Clear domain thesis in B2B Software
  • Named as the only individual (executive officer/director) on the Form D for Founders United FounderCo LLC, a venture fund (Jun 2026) (3 vehicles on file).

Building in B2B Software? See how well your pitch deck matches J. Robert Geiman’s thesis.

Check My Startup Fit

Verified investment track record

Named as the only individual (executive officer/director) on the Form D for Founders United FounderCo LLC, a venture fund (Jun 2026) (3 vehicles on file).

Source: SEC Form D: Founders United FounderCo LLC (Jun 4, 2026) · 2 more sources

Stages
Pre-seed, Seed
Typical check (est.)
$500K–$1.5M
Verified deals
3 on file
Latest activity
Jun 2026
Pitch Readiness

Is J. Robert Geiman a fit for you?

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What sectors does J. Robert Geiman back?

B2B Software

Verified investments & deal activity

3 deals tracked

Recent startup investments, syndicate rounds, and public co-investments across the US and Europe.

  • Founders United FounderCo LLC

    Invested through a fund

    Jun 2026
  • Founders United FUND I LLC

    Invested through a fund

    May 2026
  • KCV Fund I, LP

    Invested through a fund

    Jun 2023

Public Verification Sources

Data refreshed from SEC filings and public European announcements Oct 15, 2026. Is this you? Correct or remove this profile.

Syndicate IntelligenceUSA & Europe

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AI Pitch & Angel Matcher

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