J. Robert Geiman
Solo GP · Concord, MA
J. Robert Geiman is a solo GP based in Concord, MA focused on B2B Software, investing at pre-seed, seed stage. J. Robert Geiman's most recent fund with a disclosed size, KCV Fund I, LP, filed a $50M offering with the SEC in Jun 2023. J. Robert Geiman has 3 funds and deal vehicles on SEC file. Estimated typical check: $500K–$1.5M. J. Robert Geiman has dated investing activity in the last 12 months (latest Jun 2026).
Why J. Robert Geiman is listed
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
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- Stages
- Pre-seed, Seed
- Typical check (est.)
- $500K–$1.5M
- Latest fund
- $50M · Jun 2023
- Latest dated activity
- Jun 2026
Is J. Robert Geiman a fit for you?
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What does J. Robert Geiman invest in?
B2B SoftwareWhat has J. Robert Geiman invested in recently?
Funds and deal vehicles J. Robert Geiman filed with the SEC
Sources
- SEC Form D: Founders United FounderCo LLCJun 4, 2026
- SEC Form D: Founders United FUND I LLCMay 11, 2026
- SEC Form D: KCV Fund I, LPJun 7, 2023
Data refreshed from public sources Oct 15, 2026. Is this you? Remove or correct this profile.