Certified by Founder Lodge
Heirloom
United States - San Francisco, CA
INVESTOR
START UP
1 Disclosed Funding Rounds $53,000,000
1 Participating Investments
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Operating Status
Active
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Last Funding Type
Seed
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Company Type
For Profit
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Naturally occurring minerals - alongside forests, soils, and the ocean - are one of our planet's most vital carbon sinks. Over geological timescales, carbon dioxide in the air and water chemi
| Date | Round | Raised | Participating Investors |
|---|---|---|---|
| March, 17 ,2022 | Series A | $53,000,000 | |
| December, 05 ,2024 | Series B | $150,000,000.00 |
Breakthrough Energy
Ahren Innovation Capital
Carbon Direct Capital
| Company | Date | Round | Raised |
|---|---|---|---|
 Grey (YC W22) |
August, 29 ,2022 | Seed | $2,000,000 |
Utility Global
Terabase Energy
Hgen
Amogy
Electric Hydrogen
TG0 | $5,619,170 | (Dec 20, 2024)
Double(US) | $3,900,000 | (Dec 20, 2024)
Mindgard | $8,000,000 | (Dec 20, 2024)
Hauler Hero | $10,000,000 | (Dec 20, 2024)
LeapFinancial | $3,500,000 | (Dec 20, 2024)
