Third Sphere
Third Sphere is a Venture Capital firm based in New York, United States.
We invest in early-stage climate action, targeting scalable impact and returns, across clean tech, govtech, real...
- Headquarters
- New York, United States
- Founded
- 2013
- Website
- thirdsphere.com
- Portfolio Companies
- 9
- Total Investments
- 9
- Last Investment
- Mar 2026
- Geographic Focus
- United States
Example request
curl "https://indexed.vc/api/v1/investors/third-sphere?depth=slim" -H "X-API-Key: YOUR_API_KEY"Indexed holds 9 portfolio companies and 9 funding rounds for this investor. The full record is or through the API.
Investment Thesis
It was founded in 2013. It has made 9 investments. Its portfolio includes Loamist, Builders Patch and Domatic. Focus areas include Climate Tech and Hardware.
Portfolio9
Co-investors24
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24 co-investors across 24 shared portfolio companies — who they back alongside, and how often they lead.
Venture Capital ×22 · Government ×1 · Angel Investor ×1 · 24 shared rounds
Investment History
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