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 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 AFC Energy Alkaline fuel cell systems Great Britain 10 Air Liquide Industrial gases France 11 Air Products & Chemicals Industrial gases USA 12 Akamai Online content delivery and security USA 13 Akasol Battery systems Germany 14 Alfen Electric grid, energy storage Netherlands * 15 Algonquin Power & Utilities Renewable energies, electric grid and water Canada 16 Alphabet (Google) Internet, technology USA 17 American Tower Broadcast infrastructure operator USA 18 Arafura Resources Raw earth mining Australia 19 Ardagh Group Packaging glas, metal Luxembourg 20 Argosy Minerals Lithium mining Australia * 21 Arise Wind park operator Sweden * 22 Array Technologies Solar tracking USA 23 ASML UV-lithography for semiconductors Netherlands 24 AstraZeneca Pharmacy Great Britain, Sweden * 25 Atlantica Sustainable Infrastructure Renewable energies and electric grid Great Britain 26 Atlassian Team software Australia, Great Britain * 27 Audax Renovables Windpark operator Spain 28 Avantium Bioplastic Netherlands * 29 Azure Power Solar park operator India 30 Bakkafrost Fishery, salmon Faroe 31 Ballard Power Systems Hydrogen fuel cell producer Canada 32 Basler Industrial cameras Germany 33 BayWa Agriculture, energy, construction Germany * 34 Beam Global (Envision Solar) Photovoltaic charging stations USA 35 Bechtle IT system house Germany 36 Beyond Meat Plant-based food USA 37 Bloom Energy Solid oxide fuel cells USA * 38 Boralex Renewable energies operator Canada * 39 Brookfield Renewable Partners Renewable energies operator, hydro, wind, solar Canada 40 BYD Rechargeable batteries, electromobility China 41 CAF (Construcciones y Auxiliar de Ferrocarriles) Trains, busses Spain * 42 Canadian Solar Photovoltaics producer, solar park developer Canada 43 Carbios Bioplastics, production, recycling and degradation France 44 Carl Zeiss Meditec Medical technology, optics Germany 45 Cell Impact Fuel cell flow plates Sweden 46 Centrotec Sustainable Building technology: heating, climate Germany 47 Centrotherm Plant manufacturer solar and semiconductors Germany 48 Ceres Power Solid oxide fuel cells Great Britain 49 Chr. Hansen Biotechnology, enzymes, food additives Denmark 50 Church & Dwight Household products USA 51 Cisco Systems Telecommunication USA * 52 Clearway Energy Solar and wind park operator USA 53 Climeon Residual heat Sweden 54 Corbion Biochemistry Netherlands 55 DAQO New Energy Silicon, electrics, transport China 56 Dolby Laboratories Audio technology USA * 57 Edisun Power Solar park operator Switzerland * 58 EDP Renováveis Renewable energies operator, wind Portugal, Spain 59 EHang Electric aerial vehicles China 60 Elkem Chemistry, silicon and carbon Norway * 61 Ellomay Capital Solar park operator Israel 62 ElringKlinger Car component supplier Germany * 63 Encavis Solar and wind park operator Germany * 64 Energiekontor Project developer wind parks Germany * 65 Enphase Energy Photovoltaics, inverter producer USA * 66 Eolus Wind power developer Sweden 67 Exro Technologies Energy management systems for vehicles Canada 68 FACC Aviation Austria * 69 Falck Renewables Renewable energies operator Italy * 70 First Solar Thin-film solar cells (CdTe) USA * 71 Fjordkraft Electricity provider, renewable energies Norway 72 FuelCell Energy Fuel cell producer USA * 73 GCL Poly Polysilicon, wafers, solar parks China * 74 Good Energy Renewable energies, carbon neutral gas Great Britain * 75 Greencoat UK Wind Wind park investor Great Britain 76 GreenPower Motor Company Electric buses USA * 77 Hannon Armstrong Sustainable Renewable energies operator USA 78 Havyard Group Shipbuilding Norway 79 Hazer Group Hydrogen and graphite production Australia 80 Hexagon Composites High-pressure gas storage tanks Norway 81 Hyliion Powertrains for electric trucks USA * 82 Iberdrola Electricity producer Spain 83 Infineon Semiconductors, microchips Germany 84 Infosys Information technology India 85 Ingersoll-Rand Conglomerate, compressors, security systems Ireland * 86 Innergex Renewable energies operator Canada 87 Intel Microprocessors USA 88 Investor AB Holding company Sweden 89 ITM Power Hydrogen fuel cells Great Britain 90 Itron Energy and water management USA * 91 JinkoSolar Photovoltaics producer China 92 Kingfisher Retailing, Hardware Great Britain 93 Kingspan Building materials, insulation Ireland 94 Kuka Industrial roboters, engineering Germany, China 95 Kurita Water treatment Japan 96 Kyocera Conglomerate Japan 97 l'Occitane Natural cosmetics Luxembourg 98 Landis+Gyr Energy management, electricity meters Switzerland 99 Legrand Electrical equipment France 100 Lenzing Natural fibers Austria 101 Linde Industrial gases Ireland 102 LION E-Mobility Electric energy storage, battery system technology Switzerland, Germany 103 Livent Lithium products USA * 104 Longyuan Power Electricity generation, especially wind power China 105 Lordstown Motors Electric pickup trucks USA 106 Manz Engineering, solar and electronics Germany * 107 Maxeon Photovoltaics producer Singapore 108 Mayr-Melnhof Cardboard boxes, packaging Austria 109 McPhy Hydrogen: fuel cells and storage France 110 Merck KGaA Pharmacy, special chemistry Germany * 111 Meyer Burger Photovoltaics producer, heterojunction technology Switzerland 112 Microsoft Software USA * 113 Midsummer Thin-film solar cells (CIGS) Sweden 114 Millennial Lithium Lithium mining Canada * 115 Minesto Tidal energy Sweden 116 Munich Re Reinsurance Germany 117 Naspers Media, internet, e-commerce South Africa 118 Nel Hydrogen production and storage Norway * 119 Neoen Operator solar parks, wind parks, energy storage France 120 Nexans Cable producer France * 121 NextEra Energy Energy, especially wind parks USA 122 Nidec Electric motors Japan 123 Nio Electric cars China 124 Niu Electric scooters China * 125 Nordex Wind turbine producer Germany 126 Nordic Mining Raw materials: titanium, lithium, quartz Norway * 127 Northland Power Renewable energies operator Canada 128 Novo Nordisk Pharmacy Denmark 129 Nvidia Graphics processing units USA 130 Nynomic Photonic, optic measuring Germany 131 Ökoworld (Oekoworld) Finances Germany * 132 Ormat Technologies Geothermal energy, energy recovery USA * 133 Orsted (Ørsted) Energy, offshore wind power Denmark 134 Panasonic Conglomerate Japan 135 Pearson Publisher, knowledge and education Great Britain 136 Philips Medical technology, electronic devices Netherlands 137 Plug Power Fuel cells, hydrogen USA * 138 PNE Wind Wind park developer and operator Germany 139 PotlatchDeltic Forestry USA 140 PowerCell Hydrogen fuel cell producer Sweden 141 PowerHouse Energy Energy recovery from waste Great Britain 142 Proton Motor Power Systems Hydrogen fuel cell producer Great Britain 143 PVA Tepla Hightech material processing Germany 144 REC Silicon Silicon producer Norway * 145 Renesola Solar project developer China * 146 RusHydro Energy utility, water and geothermal power Russia 147 S+O Beteiligungen (Enapter) Electrolyzers for green hydrogen Italy 148 Samsung SDI Batteries, electronics South Korea 149 SAP Business software Germany * 150 Savosolar Solar thermal energy Finland * 151 Scatec Solar Solar park operator Norway 152 Schneider Electric Automation, energy distribution France 153 SEB (Skandinaviska Enskilda Banken) Bank Sweden 154 SFC Energy Fuel cell producer Germany 155 SGL Carbon Carbon chemistry Germany 156 Sharp Electronics Japan 157 Siemens Technology Germany * 158 Siemens Gamesa Wind turbine producer Spain, Germany 159 Signify Illumination Netherlands 160 Siltronic Silicon wafers Germany 161 Sims Metal Management Metal recycling Australia, USA 162 Singulus Technologies Engineering, semiconductors Germany 163 Skyworks Solutions Semiconductors for mobile communications USA * 164 SMA Solar Photovoltaics, inverter producer Germany * 165 SolarEdge Technologies Photovoltaics, inverter producer Israel * 166 Solaria Solar park operator Spain * 167 Solarpack Solar park operator Spain * 168 SolTech Integrated solar cells Sweden 169 Solvay Chemistry Belgium 170 Spartan Energy (Fisker) Electric cars USA 171 SQM (Sociedad Química y Minera) Mining of lithium and fertilizer minerals Chile 172 Standard Lithium Lithium mining Canada 173 Steelcase Office furniture USA 174 Steico Construction products Germany 175 Sto Construction materials Germany 176 Stora Enso Forestry Finland, Sweden 177 Storebrand Finances Norway 178 Suez Water, recycling France * 179 Sunnova Solar installation USA 180 SunOpta Canada Organic food * 181 Sunpower Corporation Photovoltaics producer USA * 182 Sunrun Solar installation USA * 183 Sunworks Solar installation USA 184 Svenska Cellulosa (SCA) Forestry, wood processing Sweden 185 Switchback Energy (ChargePoint) Electric vehicle infrastructure USA 186 Symrise Ingredients, flavours and fragrances Germany 187 Synopsys Silicon design software USA 188 Taiwan Semiconductor Semiconductor contract manufacturer Taiwan * 189 Terna Energy Renewable energies operator Greece 190 Tesla Motors Electric cars, solar, energy storage USA 191 Tetra Tech Technical consulting: water, waste, renewables USA * 192 The Peck Company Solar park operator, electricity provider, data transfer USA 193 Thermo Fisher Scientific Scientific devices USA 194 Tomra Systems Recycling, reverse vending machines Norway * 195 TPI Composites Wind blades, materials USA 196 Trane Technologies Climate technology Ireland * 197 Transalta Renewables Renewable energies operator Canada 198 Umicore Metals, recycling Belgium 199 Umweltbank Bank Germany 200 va-Q-tec Insulation, vacuum isolation Germany 201 Varta Batteries Germany 202 Veolia Environnement Water, waste, energy France * 203 Verbund Electricity supplier, hydrodynamic power Austria * 204 Vestas Wind Systems Wind turbine producer Denmark 205 Waste Management Environmental services, landfill gas USA 206 Western Forest Forestry Canada 207 Workhorse Electric delivery vehicles USA * 208 Xebec Production systems for renewable natural gas and hydrogen Canada * 209 Xinjiang Goldwind Wind turbine producer China * 210 Xinyi Solar Glass for photovoltaics China 211 Xylem Water: processing, pumps, turbines USA