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 Ardagh Group Packaging glas, metal Luxembourg 24 Argosy Minerals Lithium mining Australia * 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 Germany, Spain 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 Churchill Capital VI (Lucid Motors) Electric cars USA 56 Cisco Systems Telecommunication USA * 57 Clean Energy Fuels Renewable natural gas 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 Deutsche Post Logistics Germany 65 Dolby Laboratories Audio technology USA 66 EcoGraf Graphite for lithium-ion batteries Australia * 67 Edisun Power Solar park operator Switzerland * 68 EDP Renováveis Renewable energies operator, wind Portugal, Spain 69 EHang Electric autonomous aerial vehicles China 70 Elkem Chemistry, silicon and carbon Norway * 71 Ellomay Capital Solar park operator Israel 72 ElringKlinger Car component supplier Germany 73 Enapter Electrolyzers for green hydrogen Italy * 74 Encavis Solar and wind park operator Germany * 75 Energiekontor Project developer wind and solar parks Germany * 76 Enphase Energy Solar energy inverters USA * 77 Eolus Wind power developer Sweden 78 Eos Energy Enterprises Stationary zinc based battery storage USA 79 Etsy E-commerce for handmade products USA 80 Everfuel Green hydrogen infrastructure Denmark 81 Exro Technologies Energy management systems for vehicles Canada 82 FACC Aviation Austria * 83 Falck Renewables Renewable energies operator Italy * 84 First Solar Thin-film solar cells (CdTe) USA 85 Fisker Electric cars USA * 86 Fjordkraft Electricity provider, renewable energies Norway 87 Flex Electronics manufacturing services Singapore 88 FuelCell Energy Fuel cell producer USA * 89 GCL Poly Polysilicon, wafers, solar parks China * 90 Good Energy Renewable energies, carbon neutral gas Great Britain (England) * 91 Greencoat UK Wind Wind park investor Great Britain (England) 92 GreenPower Motor Company Electric buses USA * 93 Grenergy renovables Renewable energies operator Spain * 94 Hannon Armstrong Sustainable Renewable energies operator USA 95 Havyard Group Shipbuilding Norway 96 Hazer Group Hydrogen and graphite production Australia 97 Hexagon Composites High-pressure gas storage tanks Norway 98 Hexagon Purus High-pressure hydrogen storage tanks Norway 99 HydrogenPro Hydrogen plants Norway 100 Hyliion Powertrains for electric trucks USA * 101 Iberdrola Electricity producer Spain 102 Infineon Semiconductors, microchips Germany 103 Infosys Information technology India 104 Ingersoll-Rand Conglomerate, compressors, security systems Ireland * 105 Innergex Renewable energies operator Canada 106 Intel Microprocessors USA 107 Investor AB Holding company Sweden * 108 iSun Energy Solar energy producer and operator USA 109 ITM Power Hydrogen fuel cells Great Britain (England) 110 Itron Energy and water management USA * 111 JinkoSolar Solar (photovoltaics) producer China 112 John B. Sanfilippo & Son Nuts USA 113 Kingfisher Retailing, Hardware Great Britain (England) 114 Kuka Industrial roboters, engineering Germany, China 115 Kurita Water treatment Japan 116 Kyocera Conglomerate Japan 117 l'Occitane Natural cosmetics Luxembourg 118 Landis+Gyr Energy management, electricity meters Switzerland 119 Legrand Electrical equipment France 120 Lenzing Natural fibers Austria 121 Linde Industrial gases Ireland 122 LION E-Mobility Electric energy storage, battery system technology Switzerland, Germany 123 Livent Lithium products USA * 124 Longyuan Power Electricity generation, especially wind power China 125 Lordstown Motors Electric pickup trucks USA 126 Manz Engineering, solar and electronics Germany * 127 Maxeon Solar (photovoltaics) producer Singapore 128 Mayr-Melnhof Cardboard boxes, packaging Austria 129 McPhy Hydrogen: fuel cells and storage France * 130 Meyer Burger Solar (photovoltaics) producer, heterojunction technology Switzerland 131 Microsoft Software USA * 132 Midsummer Thin-film solar cells (CIGS) Sweden 133 Millennial Lithium Lithium mining Canada * 134 Minesto Tidal energy Sweden 135 Munich Re Reinsurance Germany 136 Naspers Media, internet, e-commerce South Africa 137 Nel Hydrogen production and storage Norway * 138 Neoen Operator solar parks, wind parks, energy storage France 139 Nexans Cable producer France 140 Nibe Industrier Heating technology Sweden 141 Nidec Electric motors Japan 142 Nio Electric cars China 143 Niu Electric scooters China * 144 Nordex Wind turbine producer Germany 145 Nordic Mining Raw materials: titanium, lithium, quartz Norway * 146 Norsk Solar Solar park developer and operator Norway * 147 Northland Power Renewable energies operator Canada 148 Novo Nordisk Pharmacy Denmark 149 Nvidia Graphics processing units USA 150 Nynomic Photonic, optic measuring Germany 151 Ökoworld (Oekoworld) Finances Germany * 152 Ormat Technologies Geothermal energy, energy recovery USA * 153 Orsted (Ørsted) Energy, offshore wind power Denmark 154 Panasonic Conglomerate Japan 155 Pearson Publisher, knowledge and education Great Britain (England) 156 Peridot Acquisition (Li-Cycle) Lithium ion battery recycling Kanada 157 Philips Medical technology, electronic devices Netherlands 158 Piedmont Lithium Lithium mining USA 159 Plug Power Fuel cells, hydrogen USA * 160 PNE Wind Wind park developer and operator Germany * 161 Polaris Infrastructure Renewable energy operator, geothermal, hydropower Canada, Latin America 162 PotlatchDeltic Forestry USA 163 PowerCell Hydrogen fuel cell producer Sweden 164 PowerHouse Energy Energy recovery from waste Great Britain (England) 165 Proterra Electric buses USA 166 Proton Motor Power Systems Hydrogen fuel cell producer Germany 167 PSI Software Software for utilities and industry Germany 168 PVA Tepla Hightech material processing Germany 169 Qell Acquisition (Lilium Air Mobility) Electric planes Germany 170 QuantumScape Solid state batteries USA 171 REC Silicon Silicon producer Norway * 172 Renesola Solar project developer China * 173 RMG Acquisition (ReNew Power) Renewable energies operator India 174 Rock Tech Lithium Lithium mining Canada * 175 RusHydro Energy utility, water and geothermal power Russia 176 Samsung SDI Batteries, electronics South Korea 177 SAP Business software Germany * 178 Savosolar Solar thermal energy Finland * 179 Scatec Renewable energy operator, solar parks Norway 180 Schaltbau Electromechanics Germany 181 Schneider Electric Automation, energy distribution France 182 SEB (Skandinaviska Enskilda Banken) Bank Sweden 183 SFC Energy Fuel cell producer Germany 184 SGL Carbon Carbon chemistry Germany 185 Sharp Electronics Japan 186 Siemens Technology Germany * 187 Siemens Gamesa Wind turbine producer Spain, Germany 188 Signify Illumination Netherlands * 189 Simec Atlantis Renewable energy operator, tidal power Great Britain (Scotland) 190 Sims Metal Management Metal recycling Australia, USA 191 Singulus Technologies Engineering, semiconductors Germany 192 Skyworks Solutions Semiconductors for mobile communications USA * 193 SMA Solar Solar energy inverters Germany * 194 SolarEdge Technologies Solar (photovoltaics): inverters, optimizers Israel * 195 Solaria Solar park operator Spain * 196 Solarpack Solar park operator Spain * 197 SolTech Integrated solar cells Sweden 198 Solvay Chemistry Belgium * 199 SPI Energy Solar park developer and operator USA 200 SQM (Sociedad Química y Minera) Mining of lithium and fertilizer minerals Chile 201 Standard Lithium Lithium mining Canada 202 Steelcase Office furniture USA 203 Steico Construction products Germany 204 Sto Construction materials Germany 205 Stora Enso Forestry Finland, Sweden 206 Storebrand Finances Norway 207 Suez Water, recycling France * 208 Sunnova Solar installation USA 209 SunOpta Organic food Canada * 210 Sunpower Corporation Solar (photovoltaics) producer USA * 211 Sunrun Solar installation USA * 212 Sunworks Solar installation USA 213 Svenska Cellulosa (SCA) Forestry, wood processing Sweden 214 Symrise Ingredients, flavours and fragrances Germany 215 Synopsys Silicon design software USA 216 Taiwan Semiconductor Semiconductor contract manufacturer Taiwan 217 Teco 2030 Clean Shipping Norway * 218 Terna Energy Renewable energies operator Greece 219 Tesla Motors Electric cars, solar, energy storage USA 220 Tetra Tech Technical consulting: water, waste, renewables USA 221 Thermo Fisher Scientific Scientific devices USA 222 Tomra Systems Recycling, reverse vending machines Norway * 223 TPI Composites Wind blades, materials USA 224 Trane Technologies Climate technology Ireland * 225 Transalta Renewables Renewable energies operator Canada * 226 TubeSolar Agrophotovoltaics Germany 227 Umicore Metals, recycling Belgium 228 Umweltbank Bank Germany 229 va-Q-tec Insulation, vacuum isolation Germany * 230 Valoe Oyj Solar (photovoltaics) producer Finland 231 Varta Batteries Germany 232 Veolia Environnement Water, waste, energy France * 233 Verbund Electricity supplier, hydrodynamic power Austria * 234 Vestas Wind Systems Wind turbine producer Denmark 235 Wacker Chemie Silicon, polymers, biotech Germany 236 Waste Management Environmental services, landfill gas USA 237 Western Forest Forestry Canada 238 Workhorse Electric delivery vehicles with drones USA * 239 Xebec Production systems for renewable natural gas and hydrogen Canada * 240 Xinjiang Goldwind Wind turbine producer China * 241 Xinyi Solar Glass for solar (photovoltaics) China 242 Xylem Water: processing, pumps, turbines USA