Source-backed public directory

Climate Tech startups: publicly reported investors

Explore 19 Climate Tech portfolio companies with source-backed publicly reported investor directories. Each listing is evidence-based and may not be complete.

All Climate Tech startups · All publicly reported investors

KoBold Metals

Discovering the battery minerals critical for the electric vehicle revolution

Andreessen Horowitz
venture firm
- Source: Andreessen Horowitz
- Source: TechCrunch
Standard Investments
investment firm
- Source: Standard Industries
- Source: TechCrunch

Harbinger

Familiar Form. Revolutionary Foundation

FedEx
corporate investor
- Source: Harbinger Motors
Capricorn’s Technology Impact Fund
venture firm
- Source: Harbinger Motors
THOR Industries
corporate investor
- Source: Harbinger Motors
Ridgeline
venture firm
- Source: Harbinger Motors
Tiger Global
investment firm
- Source: Harbinger Motors
Leitmotif
venture firm
- Source: Harbinger Motors
Maniv Mobility
venture firm
- Source: Harbinger Motors
Schematic Ventures
venture firm
- Source: Harbinger Motors
Overture Climate
venture firm
- Source: Harbinger Motors
Ironspring Ventures
venture firm
- Source: Harbinger Motors
ArcTern Ventures
venture firm
- Source: Harbinger Motors
Litquidity Ventures
venture firm
- Source: Harbinger Motors
The Coca-Cola System Sustainability Fund
corporate investor
- Source: Harbinger Motors
Greycroft
venture firm
- Source: Harbinger Motors
TechNexus
venture firm
- Source: Harbinger Motors

Radiant Nuclear

Small modular nuclear reactor technology

Andreessen Horowitz (a16z; American Dynamism)
venture firm
- Source: Andreessen Horowitz
- Source: Radiant
DCVC
venture firm
- Source: Radiant
Union Square Ventures
venture firm
- Source: Radiant
Felicis
venture firm
- Source: Radiant
Washington Harbour Partners LP
investment firm
- Source: Radiant
Chevron Technology Ventures
corporate investor
- Source: Radiant
Founders Fund
venture firm
- Source: Radiant
Decisive Point
venture firm
- Source: Radiant
McKinley Alaska
investment firm
- Source: Radiant
Boost VC
venture firm
- Source: Radiant
Also Capital
investment firm
- Source: Radiant
Giant Ventures
venture firm
- Source: Radiant
StepStone
investment firm
- Source: Radiant
Hanwha Asset Management Venture Fund
venture firm
- Source: Radiant
SGA
other
- Source: Radiant
Crossbeam Venture Partners
venture firm
- Source: Radiant
Align Ventures
venture firm
- Source: Radiant
ARK Venture Fund
venture firm
- Source: Radiant
Gigascale Capital
venture firm
- Source: Radiant
HartBeat Ventures
venture firm
- Source: Radiant
Pax Ventures
venture firm
- Source: Radiant
Draper Associates
venture firm
- Source: Radiant
Nucleation Capital
investment firm
- Source: Radiant
Friends & Family Capital
investment firm
- Source: Radiant
Lockheed Martin Ventures
corporate investor
- Source: Radiant

Exowatt

Thermal energy storage for grid and industrial use

MVP Ventures
investment firm
- Source: Exowatt
8090 Industries
venture firm
- Source: Exowatt
Felicis
venture firm
- Source: Exowatt
- Source: Felicis
The Florida Opportunity Fund
investment firm
- Source: Exowatt
DeepWork Capital
other
- Source: Exowatt
Dragon Global
other
- Source: Exowatt
MassiveVC
venture firm
- Source: Exowatt
New Atlas Capital
investment firm
- Source: Exowatt
BAM
other
- Source: Exowatt
Overmatch
other
- Source: Exowatt
Protagonist
other
- Source: Exowatt
StepStone
investment firm
- Source: Exowatt
Atomic
venture firm
- Source: Exowatt
- Source: Felicis
BayBridge Ventures
venture firm
- Source: Exowatt
Andreessen Horowitz
venture firm
- Source: Exowatt
- Source: Felicis
Sam Altman
angel investor
- Source: Exowatt
- Source: ESG Today
Leonardo DiCaprio
angel investor
- Source: Exowatt
- Source: ESG Today

Copenhagen Atomics

Portfolio company

Nucleation Capital
venture firm
- Source: Thorium Energy Alliance
- Source: Nucleation Capital

Phoenix Tailings

Rare earth element extraction from mining tailings

Aether VC
venture firm
- Source: Phoenix Tailings
Builders Vision
investment firm
- Source: Phoenix Tailings
- Source: Foley & Lardner LLP
EIC Rose Rock
venture firm
- Source: EIC Rose Rock
Envisioning Partners
venture firm
- Source: EIC Rose Rock
- Source: Foley & Lardner LLP
Eni Next
corporate investor
- Source: Phoenix Tailings
Escape Velocity
venture firm
- Source: Foley & Lardner LLP
Geodesic Alliance Fund
investment firm
- Source: Phoenix Tailings
IQT
investment firm
- Source: Phoenix Tailings
MPower Partners
venture firm
- Source: Phoenix Tailings
- Source: Foley & Lardner LLP
Olive Tree Capital
venture firm
- Source: Phoenix Tailings
Presidio Ventures
venture firm
- Source: Phoenix Tailings
- Source: EIC Rose Rock
Sumitomo Corporation
corporate investor
- Source: Foley & Lardner LLP
Techstars
venture firm
- Source: Phoenix Tailings
Traxys
corporate investor
- Source: Phoenix Tailings
- Source: Traxys
Yamaha Motor Ventures
corporate investor
- Source: Phoenix Tailings
- Source: Foley & Lardner LLP

Quaise Energy

Portfolio company

Prelude Ventures
venture firm
- Source: Quaise Energy
- Source: Prelude Ventures
Safar Partners
venture firm
- Source: Quaise Energy
Mitsubishi Corporation
corporate investor
- Source: Quaise Energy
Standard Investments
investment firm
- Source: Quaise Energy
JERA Co., Inc.
corporate investor
- Source: JERA
Idemitsu Kosan
corporate investor
- Source: Quaise Energy
Nabors Industries
corporate investor
- Source: Quaise Energy

Karman Industries

Builds advanced thermal systems for data centers.

Riot Ventures
venture firm
- Source: PR Newswire / Karman Industries
Space VC
venture firm
- Source: PR Newswire / Karman Industries
Wonder Ventures
venture firm
- Source: Wonder Ventures

Thea Energy

Geothermal energy development platform

Prelude Ventures
venture firm
- Source: Thea Energy
11.2 Capital
venture firm
- Source: Thea Energy
Anglo American
corporate investor
- Source: Thea Energy
Hitachi Ventures
venture firm
- Source: Thea Energy
Lowercarbon Capital
venture firm
- Source: Thea Energy
Mercator Partners
investment firm
- Source: Thea Energy
Orion Industrial Ventures
venture firm
- Source: Thea Energy
Starlight Ventures
venture firm
- Source: Thea Energy
US Innovative Technology Fund (USIT)
investment firm
- Source: Thea Energy
General Innovation Capital Partners (GICP)
investment firm
- Source: Thea Energy
Linse Capital
investment firm
- Source: Thea Energy
Calm Ventures
venture firm
- Source: Thea Energy
Climate Capital
venture firm
- Source: Thea Energy
Divergent Capital
venture firm
- Source: Thea Energy
Emerald Technology Ventures
venture firm
- Source: Thea Energy
Gaingels
investment firm
- Source: Thea Energy
Idemitsu Kosan
corporate investor
- Source: Thea Energy
Overlay Capital
venture firm
- Source: Thea Energy
Timescale Ventures
venture firm
- Source: Thea Energy
What If Ventures
venture firm
- Source: Thea Energy
Brevan Howard Macro Venture
venture firm
- Source: Thea Energy
Aloniq
investment firm
- Source: Thea Energy
ALJ Investments
investment firm
- Source: Thea Energy
Beyond Earth Ventures
venture firm
- Source: Thea Energy