Root Ventures is a San Francisco-based deep-tech seed venture capital firm run by engineers, for engineers. The firm specializes in leading initial funding rounds for technical founders tackling hard problems in areas such as applied AI, robotics, hardware, developer tools, and climate tech.
Deal activity decreased year-over-year (2 deals in the last 12 months vs 5 prior). Average disclosed round size is $18.2M (across 62 rounds with reported amounts).
Portfolio
50
Fund Size
—
Top Stage
Series A
Last 12 Mo
2
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
66 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Volund Manufacturing | Seed | $12M | Jun 2026 |
 Vervesemi | Series A | $10M | Feb 2026 |
| Volund Manufacturing | Seed | $12M | Jan 2026 |
 Illoca | Seed | $13M | Jan 2026 |
 Allspice | Series A | $15M | Jun 2025 |
| AAllspice.io | Series A | $15M | Jun 2025 |
 MagicBlock | Seed | $7.5M | Apr 2025 |
 Rakurai | Seed | $3M | Mar 2025 |
 Integrated Biosciences | Seed | — | Oct 2024 |
 Crux OCM | Series A | $17M | Aug 2024 |
 Movement | Series A | $38M | Apr 2024 |
 Agora | Seed | — | Apr 2024 |
 CliqueCustom Airdrop ToolingB2B | Series A | $8M | Mar 2024 |
 Mamori Labs | Pre-Seed | $5M | Nov 2023 |
 Fhenix | Seed | $7M | Sep 2023 |
 Bastion | Seed | $25M | Sep 2023 |
 Argus Systems | Seed | $10M | Jun 2023 |
 Together | Seed | $20M | May 2023 |
 ZED | Series A | $10M | Mar 2023 |
 Latent | Pre-Seed | $2.1M | Feb 2023 |
 Zed | Series A | $10M | Jan 2023 |
 Zed Industries | Series A | $10M | Jan 2023 |
| LLatent Technology | Pre-Seed | $8M | Jan 2023 |
| ZED | Series A | $10M | Jan 2023 |
| Latent | Pre-Seed | $2.1M | Jan 2023 |
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Top Co-Investors
Y Combinator7 shared
Spark Capital7 shared
Haystack5 shared
Industry Ventures5 shared
Matchstick Ventures4 shared
Redpoint Ventures4 shared
Techstars4 shared
Index Ventures4 shared
CRV4 shared
Tiger Global Management, LLC4 shared
Human Ventures3 shared
Madrona Venture Group3 shared
Qualcomm Ventures3 shared
Lightspeed Venture Partners3 shared
Bankless Ventures3 shared
Hack VC3 shared
Ubiquity Ventures3 shared
GG13 shared
AME Cloud Ventures3 shared
Dragonfly2 shared
Last updated: 27 September 2026