Zachary Byron Singer
Solo GP · New York, NY
Zachary Byron Singer is a solo GP based in New York, NY, investing at seed, series a stage. Zachary Byron Singer's most recent fund with a disclosed size, Bellus Ventures III LP, filed a $72.3M offering with the SEC in Apr 2026. Estimated typical check: $725K–$2.15M. Zachary Byron Singer has dated investing activity in the last 12 months (latest Apr 2026).
Why Zachary Byron Singer is listed
Named as the only individual (Managing Member of the General Partner) on the Form D for Bellus Ventures III LP, a $72.3M venture fund (Apr 2026).
Source: SEC Form D: Bellus Ventures III LP (Apr 7, 2026)
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- Stages
- Seed, Series A
- Typical check (est.)
- $725K–$2.15M
- Latest fund
- $72.3M · Apr 2026
- Latest dated activity
- Apr 2026
Is Zachary Byron Singer a fit for you?
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What does Zachary Byron Singer invest in?
Sector focus not yet verifiedWhat has Zachary Byron Singer invested in recently?
- Feb 2023
Bellus Ventures III LP
Invested through a fund
Funds and deal vehicles Zachary Byron Singer filed with the SEC
- Apr 2026
Bellus Ventures III LP
Fund · $72.3M offering
Sources
- SEC Form D: Bellus Ventures III LPApr 7, 2026
Data refreshed from public sources Oct 15, 2026. Is this you? Remove or correct this profile.