Company
Sector
Country 1 2G Energy Combined heat and power plants Germany 2 3U Holding Cloud computing, renewable energies, climate technology Germany * 3 7C Solarparken Solar park operator Belgium, Germany 4 ABB Power engineering, automation, robotics Sweden, Switzerland 5 Abbott Laboratories Pharmacy USA * 6 ABO Wind Wind and solar park developer Germany 7 Acciona Conglomerate, construction and energy Spain * 8 Acciona Energía Renewable energy development, construction and operation Spain 9 Advanced Micro Devices (AMD) Microprocessors USA 10 AFC Energy Alkaline fuel cell systems Great Britain (England) 11 Air Liquide Industrial gases France 12 Aixtron Semiconductor engineering Germany 13 Aker Carbon Capture CO2 storage Norway * 14 Aker Offshore Wind Deepwater offshore wind power developer Norway 15 Albemarle Chemicals, lithium USA 16 Alfen Electric grid, energy storage Netherlands * 17 Algonquin Power & Utilities Renewable energies, electric grid and water Canada 18 Alphabet (Google) Internet, technology USA * 19 Ameresco Energy services, efficiency, infrastructure USA 20 American Superconductor Electric grid, superconductors USA 21 American Tower Broadcast infrastructure operator USA 22 Arafura Resources Rare earth mining Australia * 23 Arise Wind park operator Sweden * 24 Array Technologies Solar tracking USA 25 Arrival Electric commercial vehicles Great Britain (England) 26 ASML UV-lithography for semiconductors Netherlands * 27 Atlantica Sustainable Infrastructure Renewable energies and electric grid Great Britain (England) 28 Atlassian Team software Australia, Great Britain (England) * 29 Audax Renovables Windpark operator Spain 30 Avantium Bioplastic Netherlands * 31 Azure Power Solar park operator India 32 Ballard Power Systems Hydrogen fuel cell producer Canada 33 Basler Industrial cameras Germany 34 BayWa Agriculture, energy, construction Germany * 35 Beam Global Solar charging stations USA 36 Bechtle IT system house Germany 37 Befesa Recycling: steel, aluminium Luxembourg 38 Beyond Meat Plant-based food USA 39 BioNTech Biotechnology Germany 40 Bloom Energy Solid oxide fuel cells USA 41 Boliden Mining and smelting: copper, zinc, ... Sweden * 42 Boralex Renewable energies operator Canada * 43 Brookfield Renewable Partners Renewable energies operator, hydro, wind, solar Canada 44 BYD Rechargeable batteries, electromobility China 45 CAF (Construcciones y Auxiliar de Ferrocarriles) Trains, busses Spain * 46 Canadian Solar Solar (photovoltaics) producer, solar park developer Canada 47 Carbios Bioplastics, production, recycling and degradation France 48 Carl Zeiss Meditec Medical technology, optics Germany 49 Cell Impact Fuel cell flow plates Sweden 50 Centrotherm Plant manufacturer solar and semiconductors Germany 51 Ceres Power Solid oxide fuel cells Great Britain (England) 52 ChargePoint Electric vehicle infrastructure USA 53 Chr. Hansen Biotechnology, enzymes, food additives Denmark 54 Church & Dwight Household products USA 55 Cisco Systems Telecommunication USA * 56 Clean Energy Fuels Renewable natural gas USA 57 CleanSpark Energy management software USA * 58 Clearway Energy Solar and wind park operator USA 59 Climeon Residual heat Sweden * 60 Cloudberry Water and wind power Norway 61 Compleo Charging Solutions Charging stations for electric cars Germany 62 Corbion Biochemistry Netherlands 63 Daldrup & Soehne Drilling, geothermics Germany * 64 DAQO New Energy Silicon wafers China 65 Darling Ingredients Sustainable natural ingredients USA 66 Deutsche Post Logistics Germany 67 Dolby Laboratories Audio technology USA 68 Eaton Corporation Engineering Ireland 69 Ebusco Electric buses Netherlands 70 EcoGraf Graphite for lithium-ion batteries Australia * 71 Edisun Power Solar park operator Switzerland * 72 EDP Renováveis Renewable energies operator, wind Portugal, Spain 73 EHang Electric autonomous aerial vehicles China 74 Elkem Chemistry, silicon and carbon Norway * 75 Ellomay Capital Solar park operator Israel 76 ElringKlinger Car component supplier Germany 77 Enapter Electrolyzers for green hydrogen Italy * 78 Encavis Solar and wind park operator Germany * 79 Energiekontor Project developer wind and solar parks Germany * 80 Enphase Energy Solar energy inverters USA * 81 Eolus Wind power developer Sweden 82 Eos Energy Enterprises Stationary zinc based battery storage USA 83 Etsy E-commerce for handmade products USA 84 Everfuel Green hydrogen infrastructure Denmark 85 Exro Technologies Energy management systems for vehicles Canada 86 FACC Aviation Austria * 87 Falck Renewables Renewable energies operator Italy 88 Fastned Fast charging stations Netherlands * 89 First Solar Thin-film solar cells (CdTe) USA 90 Fisker Electric cars USA * 91 Fjordkraft Electricity provider, renewable energies Norway 92 Flex Electronics manufacturing services Singapore * 93 FTC Solar Solar tracking USA 94 FuelCell Energy Fuel cell producer USA 95 GCL Poly Polycrystalline silicon China * 96 Good Energy Renewable energies, carbon neutral gas Great Britain (England) 97 GreenPower Motor Company Electric buses USA 98 Greenyard Fruits and vegetables Belgium * 99 Grenergy renovables Renewable energies operator Spain * 100 Hannon Armstrong Sustainable Renewable energies operator USA 101 Havyard Group Shipbuilding Norway 102 Hazer Group Hydrogen and graphite production Australia 103 Hexagon Composites High-pressure gas storage tanks Norway 104 Hexagon Purus High-pressure hydrogen storage tanks Norway 105 HydrogenPro Hydrogen plants Norway 106 Hyliion Powertrains for electric trucks USA 107 Hyzon Motors Hydrogen-powered commercial vehicles USA * 108 Iberdrola Electricity producer Spain 109 IBU tec Thermal material treatments Germany 110 Infineon Semiconductors, microchips Germany 111 Infosys Information technology India 112 Ingersoll-Rand Conglomerate, compressors, security systems Ireland * 113 Innergex Renewable energies operator Canada 114 Intel Microprocessors USA 115 Intuitive Surgical Surgery robots USA 116 Investor AB Holding company Sweden * 117 iSun Energy Solar energy producer and operator USA 118 ITM Power Hydrogen fuel cells Great Britain (England) 119 Itron Energy and water management USA * 120 JinkoSolar Solar (photovoltaics) producer China 121 John B. Sanfilippo & Son Nuts USA 122 Kalera Vertical farming Norway 123 Kingfisher Retailing, Hardware Great Britain (England) 124 KLA-Tencor Wafer inspection USA 125 Kuka Industrial roboters, engineering Germany, China 126 Kurita Water treatment Japan 127 Kyocera Conglomerate Japan 128 l'Occitane Natural cosmetics Luxembourg 129 Landis+Gyr Energy management, electricity meters Switzerland 130 Legrand Electrical equipment France 131 Lenzing Natural fibers Austria 132 Li-Cycle Lithium ion battery recycling Kanada 133 Lightning eMotors Electrification for commercial vehicle fleets USA 134 Lilium Air Mobility Electric planes Germany 135 Linde Industrial gases Ireland 136 LION E-Mobility Electric energy storage, battery system technology Switzerland, Germany 137 Livent Lithium products USA 138 Lordstown Motors Electric pickup trucks USA 139 Lucid Group Electric cars USA 140 Manz Engineering, solar and electronics Germany 141 Martifer Steelwork: ships and renewable energies Portugal * 142 Maxeon Solar (photovoltaics) producer Singapore 143 Mayr-Melnhof Cardboard boxes, packaging Austria 144 McPhy Hydrogen: fuel cells and storage France * 145 Meyer Burger Solar (photovoltaics) producer, heterojunction technology Switzerland 146 Microsoft Software USA 147 Midsona Organic foods Denmark * 148 Midsummer Thin-film solar cells (CIGS) Sweden * 149 Minesto Tidal energy Sweden 150 Mondi Packaging Great Britain (England), Austria 151 MP Materials Rare earth mining USA 152 Munich Re Reinsurance Germany 153 Nel Hydrogen production and storage Norway * 154 Neoen Operator solar parks, wind parks, energy storage France 155 Nexans Cable producer France 156 Nibe Industrier Heating technology Sweden 157 Nidec Electric motors Japan 158 Nio Electric cars China 159 Niu Electric scooters China * 160 Nordex Wind turbine producer Germany 161 Nordic Mining Raw materials: titanium, lithium, quartz Norway * 162 Norsk Solar Solar park developer and operator Norway * 163 Northland Power Renewable energies operator Canada 164 Novo Nordisk Pharmacy Denmark 165 Nvidia Graphics processing units USA 166 Nynomic Photonic, optic measuring Germany 167 Ökoworld (Oekoworld) Finances Germany * 168 Ormat Technologies Geothermal energy, energy recovery USA * 169 Orsted (Ørsted) Energy, offshore wind power Denmark 170 Panasonic Conglomerate Japan 171 Pearson Publisher, knowledge and education Great Britain (England) 172 Philips Medical technology, electronic devices Netherlands 173 Piedmont Lithium Lithium mining USA 174 Plug Power Fuel cells, hydrogen USA * 175 PNE Wind Wind park developer and operator Germany * 176 Polaris Infrastructure Renewable energy operator, geothermal, hydropower Canada, Latin America 177 PowerCell Hydrogen fuel cell producer Sweden 178 PowerHouse Energy Energy recovery from waste Great Britain (England) 179 Proterra Electric buses USA 180 Proton Motor Power Systems Hydrogen fuel cell producer Germany 181 PSI Software Software for utilities and industry Germany 182 PVA Tepla Hightech material processing Germany 183 QuantumScape Solid state batteries USA 184 REC Silicon Silicon producer Norway * 185 Renesola Solar project developer China * 186 ReNew Power Renewable energies operator India 187 Renewi Recycling, waste disposal Great Britain (England), Benelux 188 Roche Pharmaceuticals Switzerland 189 Rock Tech Lithium Lithium mining Canada * 190 RusHydro Energy utility, water and geothermal power Russia 191 Salzgitter Steel Germany 192 Samsung SDI Batteries, electronics South Korea 193 SAP Business software Germany * 194 Savosolar Solar thermal energy Finland * 195 Scatec Renewable energy operator, solar parks Norway 196 Schneider Electric Automation, energy distribution France 197 SEB (Skandinaviska Enskilda Banken) Bank Sweden 198 Severn Trent Water supply Great Britain (England) 199 SFC Energy Fuel cell producer Germany 200 SGL Carbon Carbon chemistry Germany 201 Sharp Electronics Japan 202 Siemens Technology Germany * 203 Siemens Gamesa Wind turbine producer Spain, Germany 204 Signify Illumination Netherlands 205 Sika Construction chemistry Switzerland * 206 Simec Atlantis Renewable energy operator, tidal power Great Britain (Scotland) 207 Sims Metal Management Metal recycling Australia, USA 208 Singulus Technologies Engineering, semiconductors Germany 209 Skyworks Solutions Semiconductors for mobile communications USA * 210 SMA Solar Solar energy inverters Germany * 211 SolarEdge Technologies Solar (photovoltaics): inverters, optimizers Israel * 212 Solaria Solar park operator Spain * 213 Soltec Power Holdings Solar tracking, solar park developer Spain * 214 SolTech Integrated solar cells Sweden 215 Solvay Chemistry Belgium 216 Sono Group Solar electric vehicles Germany * 217 SPI Energy Solar park developer and operator USA 218 SQM (Sociedad Química y Minera) Mining of lithium and fertilizer minerals Chile 219 Standard Lithium Lithium mining Canada 220 Steelcase Office furniture USA 221 Steico Construction products Germany 222 Sto Construction materials Germany 223 Stora Enso Forestry Finland, Sweden 224 Storebrand Finances Norway 225 Suez Water, recycling France * 226 Sunlight Financial Holdings Financing home solar USA * 227 Sunnova Solar installation USA 228 SunOpta Organic food Canada * 229 Sunpower Corporation Solar (photovoltaics) producer USA * 230 Sunrun Solar installation USA * 231 Sunworks Solar installation USA 232 Svenska Cellulosa (SCA) Forestry, wood processing Sweden 233 Swiss Re Reinsurance Switzerland 234 Symrise Ingredients, flavours and fragrances Germany 235 Synopsys Silicon design software USA 236 Taiwan Semiconductor Semiconductor contract manufacturer Taiwan 237 Teco 2030 Clean Shipping Norway * 238 Terna Energy Renewable energies operator Greece 239 Tesla Motors Electric cars, solar, energy storage USA 240 Tetra Tech Technical consulting: water, waste, renewables USA 241 Thermo Fisher Scientific Scientific devices USA 242 Tomra Systems Recycling, reverse vending machines Norway * 243 TPI Composites Wind blades, materials USA 244 Trane Technologies Climate technology Ireland * 245 Transalta Renewables Renewable energies operator Canada * 246 TubeSolar Agrophotovoltaics Germany 247 Umicore Metals, recycling Belgium 248 Umweltbank Bank Germany 249 United Natural Foods (UNFI) Wholesale organic food USA 250 va-Q-tec Insulation, vacuum isolation Germany * 251 Valoe Oyj Solar (photovoltaics) producer Finland 252 Varta Batteries Germany 253 Veolia Environnement Water, waste, energy France * 254 Verbund Electricity supplier, hydrodynamic power Austria * 255 Vestas Wind Systems Wind turbine producer Denmark 256 Volkswagen Cars Germany 257 Vulcan Energy Lithium mining Australia 258 Wacker Chemie Silicon, polymers, biotech Germany 259 Wacker Neuson Construction machinery Germany 260 Waste Management Environmental services, landfill gas USA 261 Workhorse Electric delivery vehicles with drones USA * 262 Xebec Production systems for renewable natural gas and hydrogen Canada * 263 Xinjiang Goldwind Wind turbine producer China * 264 Xinyi Solar Glass for solar (photovoltaics) China 265 Xylem Water: processing, pumps, turbines USA 266 Zurich Insurance Group Insurances Switzerland