
AIDeveloper ToolsEnterprise SoftwareInfrastructure & CloudRobotics & AutomationDefense & SpaceBiotech & Life SciencesClimate & EnergyHardware & Semiconductors
Pebblebed is a seed-stage venture firm for technical founders, backing people solving technically rigorous problems across deep tech, AI, developer platforms, and infrastructure. It was founded by former Facebook and OpenAI engineers and operates as both a fund and an intentional learning community for technologists.
Deal activity increased 100% year-over-year (2 deals in the last 12 months). Their most common stage is seed (41% of deals). Average disclosed round size is $10.8M (across 14 rounds with reported amounts).
Portfolio
16
Fund Size
—
Top Stage
Seed
Last 12 Mo
3
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
17 investments
| Company | Round | Amount | Date |
|---|---|---|---|
| Unknown | — | Feb 2026 | |
| Seed | $8.5M | Jan 2026 | |
| Series A | $28M | Dec 2025 | |
| Seed | $7M | Apr 2025 | |
| Unknown | $2.4M | Jan 2024 | |
| VVidoc | Unknown | $2.4M | Jan 2024 |
| Seed | $6.6M | Mar 2023 | |
| Series A | $15M | Jan 2023 | |
| Pre-Seed | — | Jan 2023 | |
| VVidoc Security Lab | Pre-Seed | — | Jan 2023 |
| Seed | $11M | Jan 2022 | |
| Unknown | $20M | — | |
| Seed | $8M | — | |
| Growth | $22M | — | |
| Seed | $6.6M | — | |
| Unknown | $2.6M | — | |
| Seed | $11M | — |
Top Co-Investors
XFactor Ventures3 shared
Firestreak Ventures3 shared
Crew Capital2 shared
Boldstart Ventures2 shared
Felicis2 shared
Uncorrelated Ventures2 shared
Obvious Ventures2 shared
BrightEdge2 shared
Village Global2 shared
AXIAL Partners2 shared
500 Emerging Europe2 shared
Bowery Capital1 shared
Sozo Ventures1 shared
Lightspeed Venture Partners1 shared
United Ventures1 shared
Blackhorn Ventures1 shared
Silicon Catalyst Ventures1 shared
Oval Park Capital1 shared
Flourish Ventures1 shared
Last updated: 8 September 2026