Climate Circle Ventures
Use the filters below to browse current and former Climate Circle ventures.
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All
66
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Harvard Business School
22
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Harvard College
8
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Harvard Extension School
3
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Harvard Graduate School of Arts and Sciences
2
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Harvard Graduate School of Design
2
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Harvard Graduate School of Education
3
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Harvard John A. Paulson School of Engineering and Applied Sciences
1
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Harvard Kennedy School
12
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Harvard Law School
2
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Harvard T.H. Chan School of Public Health
3
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Non-Harvard Affiliate
12
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ADAPT
An automated sustainability reporting platform for fleet operators with the aim to reduce greenhouse gas emissions in the transportation industry.
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Bring4you
Enabling companies and individuals to seamlessly send bulky items anywhere at low cost while reducing carbon emissions.
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Crop Diagnostix
Building the future of predictive agriculture with patented, AI-powered gene expression technology.
![Brandon Chi]()
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DetoXyFi
Developing science-backed, all-natural water filters inspired by nature — removing disease-causing agents from drinking water to provide World Health Organization-quality water.
![Detoxyfi team]()
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EarthBond
Affordable energy for African small businesses. Reliable solar energy that saves business owners money on fuel for their generators.
![EarthBond founder]()
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Eki Agrivoltaics
Enabling the coexistence of agriculture and solar energy by scaling an innovative photovoltaic technology and sharing the revenue generated from the solar energy with farmers.
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Focal
Using smart sensing and directional heat to warm people, rather than entire spaces.
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GramHeet
For Indian smallholder farmers facing post-harvest challenges, GramHeet provides integrated solutions that increase earnings, foster self-reliance, and mitigate environmental effects.
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Keystone Climate
For corporate sustainability teams that need to measure, mitigate, and report their impact on nature and biodiversity, Keystone Climate provides software to automate this process.
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Pacto Medical
A collapsible syringe that reduces transportation volume by 40%, allowing public health and healthcare workers to ship and deliver more syringes for less money and with a lower environmental impact.
![Ian Speers]()
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Rarefied
Developing a propulsion mechanism that can fly in near-space, a region that is inaccessible to aircraft and satellites, to deliver climate insights and offset satellite emissions.
![Rarefied founder]()
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SXD
Turning fabrics — including leftover and wasted ones — into beautifully-designed apparel products with ~55% lower costs and zero waste.
