Earth Foundry is a venture capital firm that focuses on investing in early-stage cleantech startups across critical industries such as energy, mobility, water, waste, and agriculture. Their strategy involves identifying groundbreaking technologies, investing at the pre-seed or seed stage, and actively partnering with companies to scale transformative innovations and drive value creation.
100% of their portfolio is in Climate & Energy. Their most common stage is seed (100% of deals).
Portfolio
2
Fund Size
$50M
Top Stage
Seed
Last 12 Mo
0
Portfolio Breakdown
Stage Distribution
Portfolio
2 investments
| Company | Round | Amount | Date |
|---|---|---|---|
| HHarvest Thermal | Seed | $4M | Oct 2023 |
 Oxylus Energy | Seed | $4.5M | — |
Top Co-Investors
MUUS Climate Partners1 shared
Portfolia1 shared
Toyota1 shared
Azolla Ventures1 shared
Connecticut Innovations1 shared
Last updated: 4 May 2026