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 Akamai Online content delivery and security USA * 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 Raw earth mining Australia 23 ArcLight Clean Transition (Proterra) Electric buses USA 24 Ardagh Group Packaging glas, metal Luxembourg 25 Argosy Minerals Lithium mining Australia * 26 Arise Wind park operator Sweden * 27 Array Technologies Solar tracking USA 28 ASML UV-lithography for semiconductors Netherlands * 29 Atlantica Sustainable Infrastructure Renewable energies and electric grid Great Britain (England) 30 Atlassian Team software Australia, Great Britain (England) * 31 Audax Renovables Windpark operator Spain 32 Avantium Bioplastic Netherlands * 33 Azure Power Solar park operator India 34 Bakkafrost Fishery, salmon Denmark (Faroe) 35 Ballard Power Systems Hydrogen fuel cell producer Canada 36 Basler Industrial cameras Germany 37 BayWa Agriculture, energy, construction Germany * 38 Beam Global Solar charging stations USA 39 Bechtle IT system house Germany 40 Befesa Recycling: steel, aluminium Germany, Spain 41 Beyond Meat Plant-based food USA 42 Bloom Energy Solid oxide fuel cells USA * 43 Boralex Renewable energies operator Canada * 44 Brookfield Renewable Partners Renewable energies operator, hydro, wind, solar Canada 45 BYD Rechargeable batteries, electromobility China 46 CAF (Construcciones y Auxiliar de Ferrocarriles) Trains, busses Spain * 47 Canadian Solar Solar (photovoltaics) producer, solar park developer Canada 48 Carbios Bioplastics, production, recycling and degradation France 49 Carl Zeiss Meditec Medical technology, optics Germany 50 Cell Impact Fuel cell flow plates Sweden 51 Centrotherm Plant manufacturer solar and semiconductors Germany 52 Ceres Power Solid oxide fuel cells Great Britain (England) 53 ChargePoint Electric vehicle infrastructure USA 54 Chr. Hansen Biotechnology, enzymes, food additives Denmark 55 Church & Dwight Household products USA 56 Churchill Capital VI (Lucid Motors) Electric cars USA 57 Cisco Systems Telecommunication USA 58 CleanSpark Energy management software USA * 59 Clearway Energy Solar and wind park operator USA 60 Climeon Residual heat Sweden 61 Compleo Charging Solutions Charging stations for electric cars Germany 62 Corbion Biochemistry Netherlands * 63 DAQO New Energy Silicon wafers China 64 Dolby Laboratories Audio technology USA * 65 Edisun Power Solar park operator Switzerland * 66 EDP Renováveis Renewable energies operator, wind Portugal, Spain 67 EHang Electric autonomous aerial vehicles China 68 Elkem Chemistry, silicon and carbon Norway * 69 Ellomay Capital Solar park operator Israel 70 ElringKlinger Car component supplier Germany 71 Enapter Electrolyzers for green hydrogen Italy * 72 Encavis Solar and wind park operator Germany * 73 Energiekontor Project developer wind parks Germany * 74 Enphase Energy Solar energy inverters USA * 75 Eolus Wind power developer Sweden 76 Eos Energy Enterprises Stationary zinc based battery storage USA 77 Etsy E-commerce for handmade products USA 78 Everfuel Green hydrogen infrastructure Denmark 79 Exro Technologies Energy management systems for vehicles Canada 80 FACC Aviation Austria * 81 Falck Renewables Renewable energies operator Italy * 82 First Solar Thin-film solar cells (CdTe) USA 83 Fisker Electric cars USA * 84 Fjordkraft Electricity provider, renewable energies Norway 85 Flex Electronics manufacturing services Singapore 86 FuelCell Energy Fuel cell producer USA * 87 GCL Poly Polysilicon, wafers, solar parks China * 88 Good Energy Renewable energies, carbon neutral gas Great Britain (England) * 89 Greencoat UK Wind Wind park investor Great Britain (England) 90 GreenPower Motor Company Electric buses USA * 91 Grenergy renovables Renewable energies operator Spain * 92 Hannon Armstrong Sustainable Renewable energies operator USA 93 Havyard Group Shipbuilding Norway 94 Hazer Group Hydrogen and graphite production Australia 95 Hexagon Composites High-pressure gas storage tanks Norway 96 Hexagon Purus High-pressure hydrogen storage tanks Norway 97 HydrogenPro Hydrogen plants Norway 98 Hyliion Powertrains for electric trucks USA * 99 Iberdrola Electricity producer Spain 100 Infineon Semiconductors, microchips Germany 101 Infosys Information technology India 102 Ingersoll-Rand Conglomerate, compressors, security systems Ireland * 103 Innergex Renewable energies operator Canada 104 Intel Microprocessors USA 105 Investor AB Holding company Sweden * 106 iSun Energy Solar energy producer and operator USA 107 ITM Power Hydrogen fuel cells Great Britain (England) 108 Itron Energy and water management USA * 109 JinkoSolar Solar (photovoltaics) producer China 110 Kingfisher Retailing, Hardware Great Britain (England) 111 Kuka Industrial roboters, engineering Germany, China 112 Kurita Water treatment Japan 113 Kyocera Conglomerate Japan 114 l'Occitane Natural cosmetics Luxembourg 115 Landis+Gyr Energy management, electricity meters Switzerland 116 Legrand Electrical equipment France 117 Lenzing Natural fibers Austria 118 Linde Industrial gases Ireland 119 LION E-Mobility Electric energy storage, battery system technology Switzerland, Germany 120 Livent Lithium products USA * 121 Longyuan Power Electricity generation, especially wind power China 122 Lordstown Motors Electric pickup trucks USA 123 Manz Engineering, solar and electronics Germany * 124 Maxeon Solar (photovoltaics) producer Singapore 125 Mayr-Melnhof Cardboard boxes, packaging Austria 126 McPhy Hydrogen: fuel cells and storage France * 127 Meyer Burger Solar (photovoltaics) producer, heterojunction technology Switzerland 128 Microsoft Software USA * 129 Midsummer Thin-film solar cells (CIGS) Sweden 130 Millennial Lithium Lithium mining Canada * 131 Minesto Tidal energy Sweden 132 Munich Re Reinsurance Germany 133 Naspers Media, internet, e-commerce South Africa 134 Nel Hydrogen production and storage Norway * 135 Neoen Operator solar parks, wind parks, energy storage France 136 Nexans Cable producer France * 137 NextEra Energy Energy, especially wind parks USA 138 Nibe Industrier Heating technology Sweden 139 Nidec Electric motors Japan 140 Nio Electric cars China 141 Niu Electric scooters China * 142 Nordex Wind turbine producer Germany 143 Nordic Mining Raw materials: titanium, lithium, quartz Norway * 144 Northland Power Renewable energies operator Canada 145 Novo Nordisk Pharmacy Denmark 146 Nvidia Graphics processing units USA 147 Nynomic Photonic, optic measuring Germany 148 Ökoworld (Oekoworld) Finances Germany * 149 Ormat Technologies Geothermal energy, energy recovery USA * 150 Orsted (Ørsted) Energy, offshore wind power Denmark 151 Panasonic Conglomerate Japan 152 Pearson Publisher, knowledge and education Great Britain (England) 153 Peridot Acquisition (Li-Cycle) Lithium ion battery recycling Kanada 154 Philips Medical technology, electronic devices Netherlands 155 Piedmont Lithium Lithium mining USA 156 Plug Power Fuel cells, hydrogen USA * 157 PNE Wind Wind park developer and operator Germany * 158 Polaris Infrastructure Renewable energy operator, geothermal, hydropower Canada, Latin America 159 PotlatchDeltic Forestry USA 160 PowerCell Hydrogen fuel cell producer Sweden 161 PowerHouse Energy Energy recovery from waste Great Britain (England) 162 Proton Motor Power Systems Hydrogen fuel cell producer Germany 163 PVA Tepla Hightech material processing Germany 164 Qell Acquisition (Lilium Air Mobility) Electric planes Germany 165 QuantumScape Solid state batteries USA 166 REC Silicon Silicon producer Norway * 167 Renesola Solar project developer China * 168 RMG Acquisition (ReNew Power) Renewable energies operator India 169 Rock Tech Lithium Lithium mining Canada * 170 RusHydro Energy utility, water and geothermal power Russia 171 Samsung SDI Batteries, electronics South Korea 172 SAP Business software Germany * 173 Savosolar Solar thermal energy Finland * 174 Scatec Renewable energy operator, solar parks Norway 175 Schaltbau Electromechanics Germany 176 Schneider Electric Automation, energy distribution France 177 SEB (Skandinaviska Enskilda Banken) Bank Sweden 178 SFC Energy Fuel cell producer Germany 179 SGL Carbon Carbon chemistry Germany 180 Sharp Electronics Japan 181 Siemens Technology Germany * 182 Siemens Gamesa Wind turbine producer Spain, Germany 183 Signify Illumination Netherlands * 184 Simec Atlantis Renewable energy operator, tidal power Great Britain (Scotland) 185 Sims Metal Management Metal recycling Australia, USA 186 Singulus Technologies Engineering, semiconductors Germany 187 Skyworks Solutions Semiconductors for mobile communications USA * 188 SMA Solar Solar energy inverters Germany * 189 SolarEdge Technologies Solar (photovoltaics): inverters, optimizers Israel * 190 Solaria Solar park operator Spain * 191 Solarpack Solar park operator Spain * 192 SolTech Integrated solar cells Sweden 193 Solvay Chemistry Belgium * 194 SPI Energy Solar park developer and operator USA 195 SQM (Sociedad Química y Minera) Mining of lithium and fertilizer minerals Chile 196 Standard Lithium Lithium mining Canada 197 Steelcase Office furniture USA 198 Steico Construction products Germany 199 Sto Construction materials Germany 200 Stora Enso Forestry Finland, Sweden 201 Storebrand Finances Norway 202 Suez Water, recycling France * 203 Sunnova Solar installation USA 204 SunOpta Organic food Canada * 205 Sunpower Corporation Solar (photovoltaics) producer USA * 206 Sunrun Solar installation USA * 207 Sunworks Solar installation USA 208 Svenska Cellulosa (SCA) Forestry, wood processing Sweden 209 Symrise Ingredients, flavours and fragrances Germany 210 Synopsys Silicon design software USA 211 Taiwan Semiconductor Semiconductor contract manufacturer Taiwan 212 Teco 2030 Clean Shipping Norway * 213 Terna Energy Renewable energies operator Greece 214 Tesla Motors Electric cars, solar, energy storage USA 215 Tetra Tech Technical consulting: water, waste, renewables USA 216 Thermo Fisher Scientific Scientific devices USA 217 Tomra Systems Recycling, reverse vending machines Norway * 218 TPI Composites Wind blades, materials USA 219 Trane Technologies Climate technology Ireland * 220 Transalta Renewables Renewable energies operator Canada * 221 TubeSolar Agrophotovoltaics Germany 222 Umicore Metals, recycling Belgium 223 Umweltbank Bank Germany 224 va-Q-tec Insulation, vacuum isolation Germany 225 Varta Batteries Germany 226 Veolia Environnement Water, waste, energy France * 227 Verbund Electricity supplier, hydrodynamic power Austria * 228 Vestas Wind Systems Wind turbine producer Denmark 229 Waste Management Environmental services, landfill gas USA 230 Western Forest Forestry Canada 231 Workhorse Electric delivery vehicles with drones USA * 232 Xebec Production systems for renewable natural gas and hydrogen Canada * 233 Xinjiang Goldwind Wind turbine producer China * 234 Xinyi Solar Glass for solar (photovoltaics) China 235 Xylem Water: processing, pumps, turbines USA