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 created in 2025 and is not updated on a regular cadence.

Company
HQ country
Solution type
Index status
Description
Babcock & Wilcox Enterprises
HQ country:
🇺🇸 United States
Solution type:
Waste To Energy
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
Babcock & Wilcox makes waste-to-energy and biomass solutions. It also offers carbon capture technologies but without storage, which we consider fossil fuel revenue. Its largest revenue source is products for the oil & gas sectors, failing our revenue filter.
eMagin
HQ country:
🇺🇸 United States
Solution type:
LED
Building efficiency
Index status:
Failed Revenue Filter
Failed Revenue Filter
eMagin sells night vision/thermal imaging goggles to customers in the military, failing our defense filter.
Tata Motors
HQ country:
🇺🇸 United States
Solution type:
Electric Cars
Clean transportation
Index status:
Failed Revenue Filter
Failed Revenue Filter
Tata Motors makes some EVs, but these only account for about 23% of its total revenue. It fails our revenue filter.
U.S. Gold Corp.
HQ country:
🇺🇸 United States
Solution type:
Critical Minerals
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
U.S. Gold Corp. operates as a gold and precious metals exploration company. It explores for gold, copper, silver, and zinc deposits. The company holds interest in the CK Gold project located in the Silver Crown mining district of southeast Wyoming. It also holds interests in the Keystone and Maggie Creek exploration properties located on the Cortez and Carlin Trends in Eureka County, Nevada; and the Challis Gold project located in Idaho. The company is based in Elko, Nevada. U.S. Gold Corp. was a former subsidiary of Copper King, LLC.
Paramount Gold Nevada Corp.
HQ country:
🇺🇸 United States
Solution type:
Critical Minerals
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
Paramount Gold Nevada Corp., together with its subsidiaries, engages in the acquisition, exploration, and development of precious metal properties in the United States. The company primarily explores for gold and silver ores. It holds principal interest in the Sleeper gold project with 2,322 unpatented mining claims totaling approximately 38,300 acres located in Humbolt County, Nevada. The company also holds 100% interest in the Grassy Mountain gold project with 442 federal mining claims and 3 patented lode claims covering approximately 9,300 acres located in Malheur County, Oregon. Paramount Gold Nevada Corp. was founded in 1992 and is headquartered in Winnemucca, Nevada.
Clean Harbors Inc
HQ country:
🇺🇸 United States
Solution type:
Recycling
Circular economy
Index status:
Failed Revenue Filter
Failed Revenue Filter
Clean Harbors provides environmental and industrial services, including hazardous waste management and recycling. It owns 7 landfills but none have methane capture systems, so it fails the landfill filter.
Hycroft Mining Holding Corporation
HQ country:
🇺🇸 United States
Solution type:
Critical Minerals
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
Hycroft Mining together with its subsidiaries, operates as a gold and silver development company in the United States. As of December 31, 2022. About 90.1% of its 2021 revenue came from gold sales, so it fails the 50% revenue filter.
Austin Gold Corp.
HQ country:
🇺🇸 United States
Solution type:
Critical Minerals
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
Austin Gold Corp., a gold exploration company, focuses on the exploration of mineral property interests in Nevada. It is pre-revenue but since its focus is gold, a non-critical mineral, it is excluded
Standard Lithium Ltd.
HQ country:
🇺🇸 United States
Solution type:
Critical Minerals
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
Standard Lithium failed our fraud filter: https://hindenburgresearch.com/standard-lithium/
CVD Equipment
HQ country:
🇺🇸 United States
Solution type:
LED
Building efficiency
Index status:
Failed Revenue Filter
Failed Revenue Filter
CVD is a specialty industrial machinery company. It offers MesoPlasma printing services and products to the defense industry, failing our defense filter.
Workhorse Group
HQ country:
🇺🇸 United States
Solution type:
Electric Cars
Clean transportation
Index status:
Failed Revenue Filter
Failed Revenue Filter
Workhorse is an EV manufacturer but is currently under investigation for insider trading. We exclude them because it fails our fraud filter.
Allison Transmission Holdings, Inc.
HQ country:
🇺🇸 United States
Solution type:
Electric Cars
Clean transportation
Index status:
Failed Revenue Filter
Failed Revenue Filter
Allison Transmissions sells electrified drivetrains for trucks, a key climate solution, but they also make multiple product lines such as defense vehicles for the military, meaning they fail our defense filter.
Tetra Tech
HQ country:
🇺🇸 United States
Solution type:
Water Distribution
Building efficiency
Index status:
Failed Revenue Filter
Failed Revenue Filter
Tetra Tech helps clients achieve net-zero emissions in its buildings. But it also works with many oil and gas companies and does a significant amount of work for militaries. It doesn ït give a precise revenue breakdown.
nVent Electric
HQ country:
🇺🇸 United States
Solution type:
Grid Expansion
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
nVent is an electrical equipment company that sells military aerospace systems, battlefield networks and shipboard targeting systems, and combat aircrafts to the defense industry. It fails our defense filter.
ESCO Technologies
HQ country:
🇺🇸 United States
Solution type:
Wind Power
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
ESCO is a technology company that makes products that promote grid flexibility, a climate solution. But it also sells many products used with aerospace and defense applications. It therefore fails out defense filter.
Eaton
HQ country:
🇺🇸 United States
Solution type:
Grid Expansion
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
Eaton makes 62% of its revenue by improving grid flexibility by selling various electrical and power products.
Aemetis
HQ country:
🇺🇸 United States
Solution type:
Biomass
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
Aemetic makes ethanol from corn or biomass (it ïs not clear which is more) and pipeline-quality renewable natural gas from dairy manure. Since most of its revenue comes from ethanol, which is not an advanced biofuel, it fails out biofuel filter.
Planet Green Holdings
HQ country:
🇺🇸 United States
Solution type:
Biofuels
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
Planet Green makes ethanol, tea, chemicals and other products. It fails our biofuel filter, which requires that advanced biofuels make up more than 50% of a company ïs biofuel production.
PG&E
HQ country:
🇺🇸 United States
Solution type:
Electrical Utility
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
While 93% of the electricity PCG transmits is clean, only 45% of the energy the generate is clean, and 25% of its revenu comes from the sale of natural gas.
REX American Resources
HQ country:
🇺🇸 United States
Solution type:
Biofuels
Clean energy
Index status:
Failed Revenue Filter
Failed Revenue Filter
REX American Resources is one of the leading producers of corn-based ethanol and corn oil. It fails our biofuel filter, which requires that advanced biofuels make up more than 50% of a company ïs biofuel production.