# Pioneer Fund: investor

Canonical ID: `fe0a34b6-1c10-4faf-9f1a-3052a58ccc2d`

Venture capital fund backed by Y Combinator alumni that invests primarily in YC companies. Pioneer Fund is managed by partners including Tim Suzman and has backed numerous YC startups across robotics, aerospace, and deep tech. The fund focuses on seed and early-stage rounds for YC graduates.

- **Type:** Venture capital

## Portfolio (2)

- [Voltair](https://registry.deploy.report/companies/voltair.md) Seed · 2026-03-17 · $4M (reported) · _lead_
- [Weave Robotics](https://registry.deploy.report/companies/weave-robotics.md) Seed · 2024-09-01 · $500,000 (reported)

## Invests alongside (5)

Other investors that participated in the same funding rounds as Pioneer Fund.

- [Collide Capital](https://registry.deploy.report/investors/collide-capital.md) · 1 shared round: [Weave Robotics Seed](https://registry.deploy.report/companies/weave-robotics.md#funding-rounds)
- [Daren Cotter](https://registry.deploy.report/investors/daren-cotter.md) · 1 shared round: [Weave Robotics Seed](https://registry.deploy.report/companies/weave-robotics.md#funding-rounds)
- [Nexus Venture Partners](https://registry.deploy.report/investors/nexus-venture-partners.md) · 1 shared round: [Weave Robotics Seed](https://registry.deploy.report/companies/weave-robotics.md#funding-rounds)
- [Summit Partners](https://registry.deploy.report/investors/summit-partners.md) · 1 shared round: [Weave Robotics Seed](https://registry.deploy.report/companies/weave-robotics.md#funding-rounds)
- [Y Combinator](https://registry.deploy.report/investors/y-combinator.md) · 1 shared round: [Weave Robotics Seed](https://registry.deploy.report/companies/weave-robotics.md#funding-rounds)

## Sources (1)

1. https://www.ycombinator.com/companies/weave-robotics


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