Key facts
- Carbon13’s last known valuation is $810K (Jun 2020).
- It has raised $2.3M; the latest was Later Stage VC in Apr 2025.
- Notable investors include True Ventures, Btomorrow Ventures, Peter Cowley, Siemens Energy Ventures.
- Status: Privately Held (backing).
- ·The complete investor list — 4 names
- ·Watchlist + deal alerts for Carbon13
- ·The full record, as it builds
Funding rounds
No funding rounds for Carbon13 are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Carbon13
Provider of entrepreneurship accelerator programs intended for teams to work on their carbon case, growth strategies and investment readiness. The company's programs specialize in venture building for the climate emergency across sectors such as agriculture, renewable energy, the built environment, food and materials, enabling clients to get investment opportunities while reducing their carbon footprint.
- Sector
- Financial Services
- HQ
- Cambridge, United Kingdom
- Founded
- 2019
- Employees
- 12
- Website
- carbonthirteen.com/
- Ownership
- Privately Held (backing)
Carbon13 doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in Carbon13 shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on Carbon13 in its N-PORT filings yet. We sweep new filings monthly.