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Climate companies

327 companies

Ranked by the ClimateTicker Green Score: who genuinely helps, and who to watch. How we score companies

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Brookfield Renewable Partners
BEPRenewable energy infrastructureOne of the world's largest publicly traded renewable energy platforms, with hydropower, wind, solar and storage assets across 30+ markets.High greenwashing risk40Mixed / Improving
Dwr Cymru Welsh Water
Water & sewerage utilityCardiff, United KingdomNot-for-profit water and sewerage company serving 3.1 million customers across Wales and parts of Herefordshire, owned by Glas Cymru — a company limited by guarantee with no shareholders — with surpluses reinvested in services.40Mixed / Improving
Fluxys
Gas utility / LNGBrussels, BelgiumFluxys is an independent gas infrastructure group operating Belgium's gas transmission grid and the Zeebrugge LNG terminal, one of Europe's largest LNG import hubs.High greenwashing risk40Mixed / Improving
Ford Motor Company
FAutomakerDearborn, MI, USAUS automaker producing the F-150 Lightning and Mustang Mach-E EVs via its Ford Model e division while still deriving the bulk of earnings from ICE F-Series trucks.High greenwashing risk40Mixed / Improving
Hoxton Farms
Alt-proteinLondon, UKBiotech company producing cultivated animal fat from pig and cow stem cells as a drop-in ingredient for plant-based meat and food manufacturing.40Mixed / Improving
Living Carbon
Nature-based solutionsSan Francisco, California, USAUS public-benefit biotech reforestation company developing photosynthesis-enhanced trees claimed to grow faster and capture more carbon, partnering with landowners on VCM projects in the US South and mid-Atlantic.High greenwashing risk40Mixed / Improving
Macquarie Group
MQGAsset management / infrastructureSydney, AustraliaGlobal asset manager and major infrastructure investor; one of the world's largest green energy investors.High greenwashing risk40Mixed / Improving
Mercedes-Benz Group
MBGAutomakerStuttgart, GermanyGerman luxury automaker producing the EQ-series fully electric line (EQS, EQE, EQB) while maintaining a large ICE and PHEV portfolio across passenger cars, vans, and trucks globally.High greenwashing risk40Mixed / Improving
Pennon Group PLC
PNNWater & sewerage utilityExeter, United KingdomFTSE 250 water utility group that owns and operates South West Water, Bristol Water and SES Water, serving 1.7 million customers across south-west England and Surrey.High greenwashing risk40Mixed / Improving
RWE AG
RWEIntegrated utilityEssen, GermanyGermany's second-largest utility, generating over 129 TWh in 2023 with gas as the dominant source followed by lignite; CO₂ intensity has fallen ~70% since 2012 and coal exit is targeted for 2030, but the fossil mix remains substantial.High greenwashing risk40Mixed / Improving
State Street Corporation
STTAsset managerBoston, USGlobal custodian bank and asset manager that operates the SPDR ESG ETF suite and engages portfolio companies on climate risk disclosure through its asset-stewardship programme.High greenwashing risk40Mixed / Improving
Understory
Weather risk insuranceMadison, USUnderstory provides parametric weather risk insurance for businesses — including auto dealers and renewable energy operators — powered by a proprietary network of hyperlocal ground-level weather sensors that measure conditions 125,000 times per second.40Mixed / Improving
Volkswagen Group
VOW3AutomakerWolfsburg, GermanyGerman automotive giant pursuing aggressive electrification across its VW, Audi, Porsche, SKODA, and SEAT brands via the MEB and PPE platforms while still selling millions of ICE vehicles annually.High greenwashing risk40Mixed / Improving
Wildtype
Alt-proteinSan Francisco, CA, USProduces FDA-cleared cultivated coho salmon by growing Pacific salmon cells in bioreactors that mimic wild fish physiology, targeting restaurant markets as the first approved cultivated seafood in the US.40Mixed / Improving
CMA CGM
ShippingMarseille, FranceFrance-based global container shipping group operating over 600 vessels, investing in LNG and methanol-powered ships while still overwhelmingly dependent on heavy fuel oil.High greenwashing risk39Laggard
Datamaran
ESG analyticsLondon, UKAI-driven ESG analytics platform that continuously monitors regulatory and reputational risks across 4,000+ global ESG regulations, serving nearly 200 enterprise clients including Dell and Cisco.39Laggard
Wessex Water Services
Water & sewerage utilityBath, United KingdomWater and sewerage company serving 2.9 million customers across Dorset, Somerset, Wiltshire and the Bristol area, wholly owned by Malaysian conglomerate YTL Corporation since 2002.39Laggard
Centrica
CNAIntegrated utilityWindsor, United KingdomOwner of British Gas, the UK's largest residential gas supplier; generation capacity is primarily gas-backed with some legacy nuclear stakes and limited renewables; gas supply to homes remains the core business.High greenwashing risk38Laggard
Centrus Energy
LEUNuclear / SMRBethesda, United StatesCentrus Energy is the only US producer of HALEU enriched uranium, operating the first new US-owned enrichment plant since 1954 at Piketon, Ohio, supplying fuel for advanced reactor programmes.38Laggard
Perimeter Solutions
PRMWildfire retardantClayton, USPerimeter Solutions is the world's largest producer of aerial wildfire fire retardants, including the industry-standard PHOS-CHEK brand supplied to the US Forest Service and CAL FIRE for long-term wildfire suppression.38Laggard
TerraCycle
Recycling / circularTrenton, NJ, United StatesRuns brand-funded collection and recycling programs in over 20 countries for hard-to-recycle materials — cigarette butts, coffee pods, flexible packaging — that conventional recyclers reject.High greenwashing risk38Laggard
Equinor ASA
EQNROffshore wind developmentStavanger, NorwayNorwegian oil and gas major with a significant offshore wind portfolio including Dogger Bank A/B/C (world's largest wind farm) and Hywind Scotland (world's first commercial floating wind farm).High greenwashing risk36Laggard
SGN
Gas utility / LNGHorley, UKSGN (Scotia Gas Networks) operates the gas distribution networks in Scotland and southern England, serving approximately 5.9 million homes and businesses.High greenwashing risk36Laggard
South East Water
Water utilityWater-only company supplying 2.3 million customers across Kent, Sussex, Surrey and Hampshire, owned by a consortium managed by Hastings Infrastructure including Utilities Trust of Australia (50%), Desjardins (25%) and NatWest pension fund (25%).36Laggard
Holtec International
Nuclear / SMRJupiter, United StatesHoltec International develops the SMR-300 small modular reactor and filed the first NRC construction permit application for twin SMR-300 units at the Palisades site in January 2026.35Laggard
POSCO
005490SteelPohang, South KoreaSouth Korea's largest steelmaker and one of the world's top-five producers, with an active hydrogen reduction steelmaking (HyREX) R&D programme but current output overwhelmingly from blast furnaces.35Laggard
Cadent Gas
Gas utility / LNGCoventry, UKCadent Gas is the UK's largest gas distribution network operator, delivering gas to approximately 11 million homes and businesses across four licensed distribution networks in England.High greenwashing risk34Laggard
BHP Group
BHPDiversified miningMelbourne, AustraliaGlobal diversified miner producing iron ore, copper, and metallurgical coal; divested thermal coal operations in 2022 but retains large met-coal exposure through the BHP Mitsubishi Alliance Queensland joint venture.High greenwashing risk33Laggard
Lufthansa Group
LHAAirlineCologne, GermanyEurope's largest airline group by revenue, operating Lufthansa, Swiss, Austrian, and Brussels Airlines, with SAF commitments that cover a small fraction of current fuel demand.High greenwashing risk33Laggard
National Gas
Gas utility / LNGWarwick, UKNational Gas is the operator of the UK's national gas transmission system, managing approximately 7,660 km of high-pressure pipelines that carry gas from entry points to local distribution networks.High greenwashing risk33Laggard
Repsol S.A.
REPYYOil & gasMadrid, SpainSpanish integrated oil company claiming a multi-energy transition including wind and solar, but remaining substantially dependent on fossil fuel refining and upstream production with contested net-zero targets.High greenwashing risk33Laggard
Snam
SRGGas utility / LNGSan Donato Milanese, ItalySnam is Italy's leading gas infrastructure company, operating one of Europe's most extensive gas transmission and distribution networks alongside regasification and storage assets.High greenwashing risk33Laggard
South Pole
Nature-based solutionsZurich, SwitzerlandWorld's largest carbon project developer, having originated 1,000+ climate projects across 50+ countries including REDD+, reforestation, blue carbon, and sustainable land use.High greenwashing risk33Laggard
Toyota Motor Corporation
TMAutomakerToyota City, JapanWorld's largest automaker by volume, with a dominant hybrid (Prius, RAV4 Hybrid) portfolio but a delayed battery EV transition and documented lobbying against EV mandates in multiple markets.High greenwashing risk33Laggard
Plug Power
PLUGGreen hydrogenSlingerlands, New York, USAUS developer of hydrogen fuel cell systems and electrolysers, the world's largest buyer of liquid hydrogen with over 280 hydrogen fuelling stations deployed globally.High greenwashing risk32Laggard
Bloom Energy
BEHydrogen fuel cellsSan Jose, California, USAUS manufacturer of solid oxide fuel cells primarily fuelled by natural gas for data centres and industry, with an expanding SOEC electrolyser product line for green hydrogen production.High greenwashing risk31Laggard
Northern Ireland Water
Water & sewerage utilityBelfast, United KingdomGovernment-owned company providing water and sewerage services to 800,000 properties across Northern Ireland, wholly owned by the Department for Infrastructure; faces long-standing infrastructure underinvestment and regulatory scrutiny.31Laggard
Amazon
Retail30Laggard
Chevrolet
30Laggard
GM
Automotive30Laggard
Google
Internet30Laggard
Honda
Automotive30Laggard
Hyundai Motor Company
005380AutomakerSeoul, South KoreaSouth Korean automaker at the core of Hyundai Motor Group, which with Kia is among the world's largest carmakers by volume. Sells Ioniq battery EVs and runs a hydrogen fuel-cell programme (Nexo cars, Xcient trucks), but most of its sales are still combustion and hybrid vehicles.30Laggard
Kia Corporation
000270AutomakerSeoul, South KoreaSouth Korean automaker whose largest shareholder is Hyundai Motor Company (35%). Builds the EV6, EV9 and PV5 battery EVs on Hyundai Motor Group's shared EV platforms, but most of its sales are still combustion and hybrid vehicles.30Laggard
Lynk & Co
Automotive30Laggard
MG
Automotive30Laggard
Microsoft
Technology30Laggard
Nissan
Automotive30Laggard

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