Solid Carbon
PrivateLast Round
Accelerator
Mar 25, 2025
Total Funding Raised
$1.1M
Company Overview
Solid Carbon is a construction materials company that develops and provides carbon-negative concrete additives and ingredients to reduce the carbon footprint of the built environment.
Sector
Energy & Sustainability
Verticals
Advanced Materials, Carbon Capture, Construction Tech, Sustainable Materials, Green Building
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Solid Carbon Comparables
Compare Solid Carbon with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Carbon Limit | 91% | |
| Concrete4Change | 85% | |
| ecoLocked | 83% | |
Solid Carbon Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Accelerator | Mar 25, 2025 | ||||
| Grant | Mar 12, 2025 | ||||
| Grant | Jul 1, 2024 | ||||
| Grant | Jul 1, 2024 | ||||
| Seed | Apr 25, 2024 | ||||
Seed | Apr 25, 2024 |
Solid Carbon Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Oregon Innovation Council | Grant |
| ONAMI | VC Round |
| Portland Seed Fund | Seed |
| Oregon Business Development Department | Grant |
| The Lemelson Foundation | Accelerator |
| Department of Energy | Grant |
| National Science Foundation | Grant |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jul 1, 2024
Secured $257K from the Department of Energy and NSF.
- Oct 1, 2022
$242K grant received from Oregon Business Development Department.
Solid Carbon Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about Solid Carbon's valuation, stock price, and market status.