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VC Deal Database

Cleantech & Climatech VC Deals

Startup fundraising rounds in the Cleantech & Climatech sector.

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Date:Oct 3, 2026

Atmonia

Atmonia's Green Ammonia Tech Advances
Investors:
Icelandic research bodies, European Innovation Council, Horizon Europe+2 more
Round:Seed
Amount:n/a
Valuation:—
Country:🇨🇦
Date:Oct 3, 2026

Ororo Waste Management

Ororo Waste Management Secures $1M for Biofuel Expansion
Investors:
Rising Tide Africa
Round:Growth
Amount:$1.0M
Valuation:—
Country:Nigeria
Date:Oct 3, 2026

ArkeaBio

ArkeaBio Raises $15M for Livestock Methane Vaccine
Investors:
AgriZeroNZ, Breakthrough Energy
Round:—
Amount:$15.0M
Valuation:—
Country:🇺🇸 🇳🇿
Date:Oct 3, 2026

SunCulture

SunCulture Secures $10M for Solar Irrigation Financing
Investors:
Mirova’s Gigaton Fund
Round:—
Amount:n/a
Valuation:—
Country:🇰🇪
Date:Oct 3, 2026

Meatly

Meatly Cultivated Meat Scales Up with New Facility
Investors:
Pets at Home
Round:Series A
Amount:$12.7M
Valuation:—
Country:🇬🇧
Date:Oct 2, 2026

Ororo Waste Management

Investors:
Rising Tide Africa
Round:Seed
Amount:$1.0M
Valuation:—
Country:Nigeria
Date:Oct 2, 2026

Sinsungo

Investors:
MYSC
Round:—
Amount:n/a
Valuation:—
Country:🇰🇷
Date:Oct 2, 2026

Reverion

Reverion Raises $175M for Carbon-Negative Power Solutions
Investors:
Kembara, Mundi Ventures, Allianz+3 more
Round:Series B
Amount:$175.0M
Valuation:—
Country:🇩🇪
Date:Oct 2, 2026

Commonwealth Fusion Systems

Nuclear Energy Startups Attract Record Funding
Investors:
B Capital, Sam Altman
Round:—
Amount:$6.0B
Valuation:—
Country:🇺🇸
Date:Oct 2, 2026

R2Crete

Concrete Recycling Startup R2Crete Raises $750K Seed
Investors:
Genesis Pre-Seed Fund, Uniseed
Round:Pre-Seed
Amount:$0.8M
Valuation:—
Country:🇦🇺
Date:Oct 1, 2026

General Intuition

General Intuition Raises $220M for AI Data Advantage
Investors:
AgriZeroNZ, Valor Equity Partners, Atreides+6 more
Round:—
Amount:n/a
Valuation:—
Country:🇺🇸 🇮🇳 🇬🇧
Date:Oct 1, 2026

Inbolt

Inbolt Raises €11M for Smarter Industrial Robots
Investors:
Shift4Good, Bridges Climate Transition Partners, BNP Paribas Développement+1 more
Round:Series B
Amount:$11.0M
Valuation:—
Country:🇫🇷 🇺🇸
Date:Oct 1, 2026

Reverion

Reverion Raises $175M for Carbon-Negative Power Plants
Investors:
Kembara, Allianz, KfW Capital+8 more
Round:Series B
Amount:$175.0M
Valuation:—
Country:🇩🇪
Date:Oct 1, 2026

Daedal Systems

Fusion Diagnostics Startup Daedal Raises $4M Seed Funding
Investors:
OMERS Ventures, Garage Capital, Panache Ventures+3 more
Round:Seed
Amount:$4.0M
Valuation:—
Country:🇨🇦
Date:Oct 1, 2026

Bharat Housing Network

Bharat Housing Network Raises $5M Green Bond Funding
Investors:
Symbiotics, British International Investment, NABVENTURES
Round:—
Amount:$5.0M
Valuation:—
Country:🇮🇳
Date:Sep 30, 2026

Sun King

Acumen Invests $5M in Sun King Zambia Solar Expansion
Investors:
Acumen, Lightrock
Round:—
Amount:$5.0M
Valuation:—
Country:Zambia
Date:Sep 30, 2026

Cotierra

Cotierra Raises $3M for Tropical Biochar Technology
Investors:
PINC, Carbon Removal Partners, Zürcher Kantonalbank+5 more
Round:Seed
Amount:$3.0M
Valuation:—
Country:🇨🇭
Date:Sep 28, 2026

Lagebild.one

AI Drone Wildfire Tech Secures $3M Funding
Investors:—
Round:—
Amount:$3.0M
Valuation:—
Country:🇦🇹
Date:Sep 27, 2026

Mazama Energy

Mazama Energy Raises $135M for Geothermal Tech
Investors:
Centaurus Capital, Doerr Capital, ConocoPhillips+6 more
Round:Series B
Amount:$135.0M
Valuation:—
Country:🇺🇸
Date:Sep 27, 2026

EnginZyme

EnginZyme Raises SEK 75M for Biomanufacturing Growth
Investors:
Lotus One Investment, Valquest Partners Europe, Sofinnova Partners+3 more
Round:Series A
Amount:$8.4M
Valuation:—
Country:🇸🇪
Date:Sep 26, 2026

Rainmaker

Rainmaker Raises $100M for Drone Cloud Seeding Technology
Investors:
NOA VC, Upfront Ventures, DCVC+2 more
Round:Series B
Amount:$100.0M
Valuation:—
Country:🇺🇸
Date:Sep 25, 2026

Mojave Energy Systems

Mojave Raises $19M for Humidity-Focused HVAC Innovation
Investors:
Fairtree Elevant Ventures, River Bay Investments, At One Ventures+5 more
Round:Series B
Amount:$19.0M
Valuation:—
Country:🇺🇸
Date:Sep 25, 2026

FlexyGrid

FlexyGrid Raises €750K Seed for Energy Flexibility Platform
Investors:
TechBricks
Round:Seed
Amount:$0.8M
Valuation:—
Country:🇮🇹
Date:Sep 25, 2026

EcoCeres

EcoCeres Eyes $1B HK IPO in Green Fuel Market Push
Investors:
Bain Capital, Kerogen Capital
Round:—
Amount:n/a
Valuation:—
Country:🇭🇰 🇲🇾 🇨🇳
Date:Sep 25, 2026

SunCulture

SunCulture Raises $10M for African Solar Irrigation
Investors:
Mirova Gigaton Fund
Round:—
Amount:$10.0M
Valuation:—
Country:🇰🇪
Date:Sep 24, 2026

Sun King

Acumen Backs Sun King Solar Expansion in Zambia
Investors:
Acumen
Round:—
Amount:$5.0M
Valuation:—
Country:—
Date:Sep 24, 2026

Lilac Agriculture

Lilac Agriculture Raises $2.3M Seed Funding for Inoculant Tech
Investors:
Innova, 701 Fund, Ag Ventures Alliance+4 more
Round:Seed
Amount:$2.3M
Valuation:—
Country:🇺🇸
Date:Sep 24, 2026

Robigo Bio

Robigo Bio Series A Funding for Engineered Ag Biologicals
Investors:
Leaps by Bayer, Illumina Ventures, SVG Thrive+2 more
Round:Series A
Amount:n/a
Valuation:—
Country:🇺🇸
Date:Sep 23, 2026

Mojave Energy Systems

Mojave Energy Systems Raises $19M Series B Funding
Investors:
Fairtree Elevant Ventures, River Bay Investments, At One Ventures+5 more
Round:Series B
Amount:$19.0M
Valuation:—
Country:🇺🇸
Date:Sep 23, 2026

Quaise Energy

Quaise Energy Lands $25M DOE Funding for Geothermal Power
Investors:
美国能源部
Round:—
Amount:$25.0M
Valuation:—
Country:🇺🇸
Date:Sep 23, 2026

Verda

Verda Raises $189M, Becomes AI Cloud Unicorn
Investors:
Emergence Capital, MUFG Innovation Partners, Supermicro+5 more
Round:Series B
Amount:$189.0M
Valuation:—
Country:🇫🇮 🇺🇸
Date:Sep 22, 2026

Xpansiv

Verdane Invests in Xpansiv Energy Transition Platform
Investors:
Verdane
Round:—
Amount:n/a
Valuation:—
Country:Global
Date:Sep 22, 2026

Rainmaker

Infrastructure & Climate Tech Attract Major VC Funding
Investors:
Puquan Capital, Bain Capital Ventures, Dream Ventures+6 more
Round:Series B
Amount:$100.0M
Valuation:—
Country:🇺🇸
Date:Sep 22, 2026

Rainmaker Technology

Rainmaker Raises $100M for Water Generation Technology
Investors:
NOA VC, Upfront Ventures, DCVC+2 more
Round:Series B
Amount:$100.0M
Valuation:—
Country:🇺🇸
Date:Sep 22, 2026

CorePower Magnetics

CorePower Magnetics Raises $10.6M for Power Electronics Innovation
Investors:
Engine Ventures, Material Impact, Evergreen Climate Innovations+2 more
Round:—
Amount:$10.6M
Valuation:—
Country:🇺🇸
Date:Sep 22, 2026

Hysata

Hysata Lands $49M for Green Hydrogen Electrolyser Plant
Investors:
Australian Renewable Energy Agency
Round:—
Amount:$49.0M
Valuation:—
Country:🇦🇺
Date:Sep 22, 2026

Spiro

Spiro Gets $18M Boost from Africa Go Green Fund
Investors:
Africa Go Green Fund
Round:—
Amount:$18.0M
Valuation:—
Country:🇰🇪
Date:Sep 22, 2026

Deutsche Sanierungsberatung

dsb Secures $10M Series A for Home Renovation Platform
Investors:
Simon Capital, VERBUND X Ventures, IBB Ventures+2 more
Round:Series A
Amount:$10.0M
Valuation:—
Country:🇩🇪
Date:Sep 22, 2026

Arcos

Arcos Secures €5.5M for Critical Infrastructure Security
Investors:
High-Tech Gründerfonds, Bayern Kapital, Pact+2 more
Round:Series A
Amount:$5.5M
Valuation:—
Country:🇩🇪
Date:Sep 22, 2026

Amber Electric

Amber Electric Raises €49M for European Energy Grid Expansion
Investors:
Morgan Stanley's 1GT, E.ON
Round:Series E
Amount:$49.0M
Valuation:—
Country:🇦🇺

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