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