CL

Climate Ventures Fund

VC
Boston, MAWebsite
How to approach: warm intro preferred
Stage

Seed

Check Size

$500K – $2.0M

Portfolio

12+ companies

Team

3 partners

Investor activity
Investments in last 12 months: 0

Investment Thesis

Focused exclusively on financing seed-stage startups that advance carbon reduction technologies.

Meet the Team

JW

Jez Weston

Partner

SG

Sarah Green

Founding Partner

Carbon Reduction
DJ

Dr Jez Weston

Co-Founder + Partner

climate impact
climate venture capital
decarbonisation

Co-Founder + Partner at Climate Fund and listed as a member of the Climate Impact Committee, which uses IRIS+ to measure proposed investments and can veto deployments of capital.

Industry Focus

Invests In

Climate / Energy
Other
Food / AgTech
Consumer

Portfolio Companies (12)

Other

CA

CarbonLink

Carbon Reduction
GR

GreenGrid

Energy Efficiency
LI

Liquium

Industrial·CVCF 1 + 2

"Discovered via firm_website (high confidence)"

Catalysts that transform Haber-Bosch ammonia synthesis. Wellington. Dramatically increasing catalyst productivity vs commercial incumbents.

MG

MGA Thermal

Energy storage·CVCF 1

"Discovered via firm_website (high confidence)"

Patented miscibility-gap-alloy thermal storage, making 24/7 renewables a reality. Series A complete; demonstration plant operational.

NO

NovoLabs

Water·CVCF 1 + 2

"Discovered via firm_website (high confidence)"

World-first Supercritical UV Disinfection System, treating wastewater with UVT below 1%. NZ Hi-Tech Awards 2024, Most Awarded Hi-Tech Company.

CL

Cleanery

Waste & circular·CVCF 1

"Discovered via firm_website (high confidence)"

Patented household and personal care products in powdered form. Sold in supermarkets across Australasia and the USA.

ZE

Zethos

Industrial·CVCF 1

"Discovered via firm_website (high confidence)"

Decarbonising precious metal recycling, addressing $10B in waste-zinc dust globally each year. Series A complete; demonstration plant in Christchurch.

AP

Aplenty

Agri-food·CVCF 1

"Discovered via firm_website (high confidence)"

Green CO₂ for greenhouse horticulture, replacing fossil-fuel-derived industrial CO₂. Piloting with leading NZ growers; further capital raise underway.

MA

Mara Bio

Agri-food·CVCF 1

"Discovered via firm_website (high confidence)"

Proprietary fermentation platform turning food-industry by-products into functional proteins. $1M seed round 2025, with K1W1 alongside CVCF.

TE

Teiny

Agri-food·CVCF 1

"Discovered via firm_website (high confidence)"

Oat milk powder. The nutrition of dairy with the sustainability of plant-based. Potential to slash emissions by up to 95% vs liquid alternatives.

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