Cooper Rinzler

Innovator in Climate, Energy, Food & Ag, and Materials

📍 San Francisco, California, United States🔄 Updated September 2026💼 7 investments📅 12 years investing🗓 Last invested Oct 2022
VC🌍 United States
7
Total investments
3
Early stage
0
Mid stage
2
Late stage
12y
Years active

Portfolio

6 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Board Observer and Founding Investor
Oct 2022
Windfall Bio has developed the first-ever solution to capture and transform climate-harming methane emissions into organic fertilizer. This nature-based solution harnesses methane-eating microbes to transform methane from any source into valuable outputs. The company’s solution allows methane emitters across industries, such as agriculture, oil and gas, and waste management, to reduce their carbon footprint, as well as enables farmers to improve their profitability and environmental impact.
Board Member
Jan 2019
The Fannie and John Hertz Foundation identifies the nation’s most promising innovators in science and technology, and empowers them to pursue solutions to the world’s toughest challenges.
Board Observer
Jul 2018
Boston Metal is delivering a future where primary steel production is free of carbon emissions. Our Molten Oxide Electrolysis (MOE) technology provides the metals industry with a more efficient, lower cost, and greener solution for the production of a range of metals and alloys from a wide variety of feedstocks.
Board Member
Jun 2018
Pivot Bio is one of the worlds leading innovative agtech companies, delivering farmers patented crop nutrition technologies.
Board Observer
Feb 2018
Form Energy is an American company driving innovation in energy technology and manufacturing. Our cost-effective, multi-day energy storage technology is designed to ensure a clean, secure, and reliable electric grid, even during prolonged periods of stress. We are assembling a team of talented and driven individuals to work at our facilities in West Virginia, Pennsylvania, Massachusetts, and California. If you’re eager to make a meaningful impact through your work, while rapidly accelerating your career, take a look at our open roles! Learn more and apply here: www.formenergy.com/careers
early stageManufacturing
Brain Trust Board Member
Aug 2014
Prime Coalition is a nonprofit organization that works with philanthropists and other mission-driven organizations and individuals to support sustainable, effective, and scalable solutions to climate change. Every Prime program is designed to catalyze, deepen, or accelerate solutions that we believe will massively reduce greenhouse gas emissions.
Experience · 9 entries
All (9)
Investments (7)
Board (7)
2022
Board Observer and Founding Investor
Oct 2022
Windfall Bio has developed the first-ever solution to capture and transform climate-harming methane emissions into organic fertilizer. This nature-based solution harnesses methane-eating microbes to transform methane from any source into valuable outputs. The company’s solution allows methane emitters across industries, such as agriculture, oil and gas, and waste management, to reduce their carbon footprint, as well as enables farmers to improve their profitability and environmental impact.
2020
Stealth Climate Company
Board Member
Jul 2020
2019
Board Member
Jan 2019
The Fannie and John Hertz Foundation identifies the nation’s most promising innovators in science and technology, and empowers them to pursue solutions to the world’s toughest challenges.
2018
Board Observer
Jul 2018
Boston Metal is delivering a future where primary steel production is free of carbon emissions. Our Molten Oxide Electrolysis (MOE) technology provides the metals industry with a more efficient, lower cost, and greener solution for the production of a range of metals and alloys from a wide variety of feedstocks.
Board Member
Jun 2018
Pivot Bio is one of the worlds leading innovative agtech companies, delivering farmers patented crop nutrition technologies.
Show all 9 entries ↓
Investment activity
2014–2022 · 7 investments
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