Pioneer Fund
San Francisco, Californiapioneer.fund
Overview
Pioneer Fund is a venture capital firm composed of over 500 Y Combinator alumni that invests in and supports top startups from the Y Combinator accelerator. The fund invests globally across all verticals. It has funded over 600 companies and has a network of over 470 venture partners who are also YC alumni.
Portfolio Companies
35
Website
pioneer.fundInvestments
| Company | Date | Stage | Lead |
|---|---|---|---|
| Didit | May 2026 | Seed | Co-investor |
| Bolna AI | Jan 2026 | Seed | Co-investor |
| Expected Parrot | Dec 2025 | Seed | Co-investor |
| Guide Labs | Dec 2025 | Seed | Co-investor |
| Multifactor | Dec 2025 | Seed | Co-investor |
Sector & Stage Mix
Industry, funding stage, and valuation band breakdowns.
