Peter Sonsini
Investing Profile
Sweet spot: $25K
Range: $5K–$50K
Sector and stage focus
- Series B: Consumer Internet, Enterprise
- Series A: Enterprise, Consumer Internet
- Seed: Consumer Internet, Enterprise
- general: San Francisco Bay Area, Angel, Scout, and Solo-Capitalists
Recent investments by Peter Sonsini
Peter Sonsini has 8 named past investments in the public record. The most recent:
| Company | Stage | Date | Round size |
|---|---|---|---|
| Tensormesh | Seed | Oct 2025 | $5M |
| Forethought | Series D | May 2025 | $25M |
| Arcade.dev | Seed | Mar 2025 | $12M |
| Granica | Series A | Jun 2023 | $45M |
| Perplexity | Series Unknown | Jul 2025 | $100M |
| Instabase | Series D | Jan 2025 | $100M |
| Databricks | Series Unknown | Dec 2025 | $5B |
| AISquared | Series A | Apr 2024 | $14M |
Frequent co-investors
Peter Sonsini has co-invested with: Ben Horowitz, Sebastian Duesterhoeft, Florian Seroussi, Chintan Patel, Paul Buchheit, Karan Mehandru.
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