Global Climate Solution Stocks
A comprehensive list of publicly listed companies that generate >50% of their revenue from climate solutions that are headquartered in the following seven major global regions.
Note that we provide this list as a publicly available resource solely for the purpose of education. This list was updated in May of 2026 By James Regulinski, CIO & CCO at Carbon Collective.
It is not updated on a regular cadence.

Company
HQ country
Solution type
Index status
Description
STEICO SE
HQ country:
🇩🇪 Germany
Solution type:
Insulation
Building efficiency
Index status:
Passes Revenue Filter
Passes Revenue Filter
Steico specializes and makes over 50% of their revenue from offering insulation made with low-value scrap lumber, thus enabling two climate solutions: Industrial Recycling and Insulation
Ceritech AG
HQ country:
🇩🇪 Germany
Solution type:
Critical Minerals
Clean energy
Index status:
Pure Play
Pure Play
Ceritech is a German mining company that explores for lithium and rare earth minerals, both critical minerals for the energy transition.
SCHMID Group N.V.
HQ country:
🇩🇪 Germany
Solution type:
Solar, PVs
Clean energy
Index status:
Lacks Information
Lacks Information
SCHMID is a German manufacturer that both makes solar cells and printed circuit boards. We could not find a revenue breakdown by segment, so we exclude them as of our 2025 review.
DWK Deutsche Wasserkraft AG
HQ country:
🇩🇪 Germany
Solution type:
Hydropower
Clean energy
Index status:
Passes Revenue Filter
Passes Revenue Filter
DWK Deutsche Wasserkraft is a German utility that generates all of its power from hydropower, a carbon-free source of electricity.
OSRAM Licht AG
HQ country:
🇩🇪 Germany
Solution type:
LED
Building efficiency
Index status:
Passes Revenue Filter
Passes Revenue Filter
OSRAM is a lighting company in Germany that provides many LED chips that enable LEDs to provide more energy efficient lighting
TERNA ENERGY Industrial Commercial Technical Societe Anonyme
HQ country:
🇬🇷 Greece
Solution type:
Solar, PVs
Clean energy
Index status:
Pure Play
Pure Play
Terna Energy is a Greek renewable energy developer with solar, wind, biogas, and storage projects in Greece and around Europe. As of our 2025 review they have expanded to projects in North America
Public Power Corporation S.A.
HQ country:
🇬🇷 Greece
Solution type:
Electrical Utility
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
Public Power is a Greek electrical utility that generates most of its electricity from fossil fuels and biomass, so we exclude them.
Metlen Energy & Metals S.A.
HQ country:
🇬🇷 Greece
Solution type:
Electrical Utility
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
Metlen Energy is a Greek power producer that generated 81% of its revenue from producing electricity from fossil fuels.
N. Leventeris S.A.
HQ country:
🇬🇷 Greece
Solution type:
Grid Expansion
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
N. Leventeris is a Greek producer of steel cabling. While some of their products are used in supporting the electrical grid, most are for other applications, so we exclude them
Quest Holdings S.A.
HQ country:
🇬🇷 Greece
Solution type:
Solar, PVs
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
Quest Holdings is a Greek conglomerate that does generate some revenue from developing renewable energy in Greece, but generates more from its other business activities like IT, telecomms, and shipping.
Centric Holdings S.A.
HQ country:
🇬🇷 Greece
Solution type:
Solar, PVs
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
While Centric Holdings does engage in the renewable energy industry in Greece, its main business is onboard entertainment at hotels and on yachts in Greece, which is not a climate solution.
Unibios Holdings S.A.
HQ country:
🇬🇷 Greece
Solution type:
Water Distribution
Building efficiency
Index status:
Failed Revenue Filter
Failed Revenue Filter
Unibios Holdings owns Watera, which is a Luxembourg-based water treatment firm. While Watera does provide some water efficiency products, they do most of their business in waste water treatment and desalination, which while important, are not direct climate solutions.
Evropi Holdings Societe Anonyme
HQ country:
🇬🇷 Greece
Solution type:
Hydropower
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
Envropi is a Greek construction firm that does serve the hydropower industry, but generates most of its revenue from other industries like retail stores and buildings.
PannErgy Nyrt.
HQ country:
ðŸ‡ðŸ‡º Hungary
Solution type:
Geothermal
Clean energy
Index status:
Pure Play
Pure Play
PannErgy is a Hungarian provider of Geothermal energy and heat that uses the heat of the earth to produce electricity and enable district heating without burning fossil fuels.
ALTEO Energy Services Public Limited Company
HQ country:
ðŸ‡ðŸ‡º Hungary
Solution type:
Electrical Utility
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
ALTEO Energy is a Hungarian electrical utility that generated about half of its electricity from fossil fuels, so we exclude them.
NAP Nyilvánosan Muködo Részvénytársaság
HQ country:
ðŸ‡ðŸ‡º Hungary
Solution type:
Solar, PVs
Clean energy
Index status:
Pure Play
Pure Play
NAP Nyilvánosan Muködo Részvénytársaság is a Hungarian pure play solar developer.
Masterplast Nyrt.
HQ country:
ðŸ‡ðŸ‡º Hungary
Solution type:
Insulation
Building efficiency
Index status:
Passes Revenue Filter
Passes Revenue Filter
Masterplast is a Hungarian provider of insulation, a key climate solution so buildings can stay at a stable temperature with less energy.
Trane Technologies plc
HQ country:
🇮🇪 Ireland
Solution type:
Heat Pumps
Building efficiency
Index status:
Failed Revenue Filter
Failed Revenue Filter
Trane Technologies is an Irish HVAC supplier that while investing a lot in building more energy efficient heat pump HVAC systems, still generates most of its revenue from traditional HVAC technologies as of our 2025 review.
Arcadium Lithium plc
HQ country:
🇮🇪 Ireland
Solution type:
EV Supply Chain
Clean transportation
Index status:
Pure Play
Pure Play
Arcadium Lithium is an Ireland-based lithium refiner that specializes in producing battery-grade lithium, which is required for both EV's and energy storage.
ADS-TEC Energy PLC
HQ country:
🇮🇪 Ireland
Solution type:
EV Infrastructure
Clean transportation
Index status:
Pure Play
Pure Play
ADS-TEC makes all of its revenue from energy storage and electric car energy storage systems, all with a goal of making it faster and more convenient to drive an electric car.