| Nedstack Fuel Cell Technology | Arnhem, Netherlands | Visit site |
| Neilsoft | Pune, India | · |
| Neimon General Trading LLC | Dubai, United Arab Emirates | Visit site |
| Nel Hydrogen | Oslo, Norway | · |
| Nemo Nanomaterials | Petah Tikva, Israel | Visit site |
| Neo Energy Group | Warszawa, Poland | Visit site |
| Neo Energy Solutions | Egypt | Visit site |
| Neo Energy Storage Ltd (UK) | London, United Kingdom | Visit site |
| NeoGreen Power | Bengaluru, India | Visit site |
| Neogy | Mérignac, France | Visit site |
| Neogy | Pompignac, France | Visit site |
| Neon Cables | Rajkot, India | Visit site |
| Neoom | Freistadt, Austria | · |
| Nergietech RDC | Kinshasa, Democratic Republic of the Congo | Visit site |
| Nerosolar Energía Solar SL | Paterna, Spain | Visit site |
| Nerosolar Energía Solar SL | Náquera, Spain | Visit site |
| Nessa Illumination Technologies Pvt Ltd | Ahmedabad, India | Visit site |
| Net Zero Asset Finance Limited | London, United Kingdom | Visit site |
| Net Zero North West | Great Yarmouth, United Kingdom | Visit site |
| Net Zero Technology Centre | Aberdeen, United Kingdom | · |
| Net-Wind | Vertou, France | Visit site |
| NetZero | Paris, France | Visit site |
| Netpower Systems AB | · | Visit site |
| Netpower Systems AB | Stockholm, Sweden | Visit site |
| Netra Power | Genève, Switzerland | Visit site |
| Netra Power | Paris, France | Visit site |
| Neuron Energy | Mumbai, India | Visit site |
| Neutron Controls | Kanata, Canada | Visit site |
| Nevel | Helsinki, Finland | Visit site |
| New Energy Challenge | Amsterdam, Netherlands | Visit site |
| New Energy Solutions | Belgrade, Serbia | Visit site |
| New Planet | Johannesburg, South Africa | Visit site |
| New Power Partners | Aarhus, Denmark | Visit site |
| NewEnergie Renewables Limited | Navi Mumbai, India | Visit site |
| NewGreenTec - innovations for sustainability and clean energy. Local and distributed wind power | Kloten, Switzerland | Visit site |
| Newheat | Bordeaux, France | Visit site |
| Newton Energy Solutions | Delft, Netherlands | · |
| Newtrace | Bengaluru, India | Visit site |
| NexGen Wafer Systems | Singapore, Singapore | Visit site |
| NexWafe | Freiburg im Breisgau, Germany | Visit site |
| Nexeon Ltd | Abingdon, United Kingdom | · |
| Nexperia | Nijmegen, Netherlands | Visit site |
| Nexperia | Netherlands | Visit site |
| Next Carbon Trading | Aguascalientes, Mexico | Visit site |
| Next Fabrication | Risskov, Denmark | Visit site |
| Next Gen Solar | United Kingdom | · |
| Next Generation Renewable Energy -Powered by OVO | Oxford, United Kingdom | Visit site |
| Next Green Group | Melbourne, Australia | Visit site |
| Next Green Planet Srl | Roma, Italy | Visit site |
| Next Hydrogen | Mississauga, Canada | Visit site |
| Next Power | Dubai, United Arab Emirates | Visit site |
| Next Solar | بيروت, Lebanon | Visit site |
| NextCity Labs | Madrid, Spain | Visit site |
| NextStar Energy | Windsor, Canada | Visit site |
| Nextgen Solar Energy | Sydney, Australia | Visit site |
| Nexun | Lyon, France | Visit site |
| Nexus Analytica | Amsterdam, Netherlands | Visit site |
| Nexus Energía | Barcelona, Spain | Visit site |
| Nexus for Development | Phnom Penh, Cambodia | Visit site |
| Nidec Drives | Newtown, United Kingdom | Visit site |
| Niko Energy | Mexico City, Mexico | Visit site |
| Niko Energy | Ciudad de México, Mexico | Visit site |
| Nimble Vision | Koratagere, India | Visit site |
| Nines Photovoltaics | Dublin, Ireland | Visit site |
| Ningbo Dekon New Energy | Ningbo Shi, China | · |
| Ningbo Green Light Energy Pvt Ltd. | Pakistan | Visit site |
| Ningbo Kibor Wire & Cable Co., Ltd. | Rendsburg, Germany | Visit site |
| Ningbo Kibor Wire & Cable Co., Ltd. | Ningbo Shi, China | Visit site |
| Ningbo Kibor Wire & Cable Co., Ltd. | Ningbo, China | Visit site |
| Ningbo Ulica Solar Co., Ltd. | Ningbo Shi, China | Visit site |
| Nippon Energy | Japan | Visit site |
| Nispera | Zürich, Switzerland | · |
| NitroFix | Israel | Visit site |
| Njordr AB | Enköping, Sweden | Visit site |
| No Grey Area | Camberley, United Kingdom | Visit site |
| No Grey Area | London, United Kingdom | Visit site |
| No Grey Area | Dubai, United Arab Emirates | Visit site |
| No Grey Area | Saudi Arabia | Visit site |
| No Grey Area | Egypt | Visit site |
| Nobel Fire Systems Ltd | Heywood, United Kingdom | Visit site |
| Nobel Fire Systems Ltd | Bury, United Kingdom | Visit site |
| Nogrid | Vilnius, Lithuania | Visit site |
| Nomad Electric | Warszawa, Poland | Visit site |
| Nomad Energy | Perth, Australia | Visit site |
| Nomad Solar Energy | Madrid, Spain | Visit site |
| Nomo | Täby, Sweden | · |
| Nomura | Japan | Visit site |
| Noon for Renewable Energy | عمّان, Jordan | Visit site |
| NorSun | Oslo, Norway | · |
| Norconsult Sverige | Göteborg, Sweden | Visit site |
| Norda Stelo | Québec, Canada | · |
| Nordh Energy Solar AB | Göteborg, Sweden | · |
| Nordheat A/S | Ringkøbing, Denmark | · |
| Nordi Oy | Lappeenranta, Finland | Visit site |
| Nordic Electrofuel | Lysaker, Norway | Visit site |
| Nordic Solar A/S | Hellerup, Denmark | Visit site |
| Nordmount | Värnamo, Sweden | Visit site |
| Nordsol | Bunnik, Netherlands | Visit site |
| Norrsken Barcelona | Badalona, Spain | Visit site |
| Norrsken Barcelona | Amsterdam, Netherlands | Visit site |
| Norrsken Barcelona | Brussels, Belgium | Visit site |
| Norrsken Barcelona | Rwanda | Visit site |
| Norrsken Barcelona | Stockholm, Sweden | Visit site |
| Norsk Biogass AS | Vollen, Norway | Visit site |
| Norsk Hydrogenforum | Oslo, Norway | Visit site |
| North Shore Environmental Consultants Inc. | Sherwood Park, Canada | Visit site |
| North West Hydrogen Alliance | Manchester, United Kingdom | Visit site |
| Northern Electric Power Europe | Frankfurt am Main, Germany | Visit site |
| Northern Energy Capital | Vancouver, Canada | Visit site |
| Northern Solar Holdings Berhad | Petaling Jaya, Malaysia | Visit site |
| Northges | Redondela, Spain | Visit site |
| Northrop Consulting Engineers | Sydney, Australia | Visit site |
| Northvolt | Hamburg, Germany | Visit site |
| Northwind Solutions Group Inc. | New Liskeard, Canada | Visit site |
| Norvento Enerxía | Lugo, Spain | Visit site |
| Norwegian Hydrogen | Ålesund, Norway | Visit site |
| Norwegian Offshore Wind | Haugesund, Norway | Visit site |
| Nouran Lighting | Dubai, United Arab Emirates | Visit site |
| Nouveaux Systèmes Energétiques, Comité Stratégique de Filière | Paris, France | Visit site |
| Nova Future (Shenzhen) Technology | China | Visit site |
| Nova Miron S.A. | General las Heras, Argentina | Visit site |
| Nova Miron S.A. | Buenos Aires, Argentina | Visit site |
| Nova Steel Metal | Toprakkale, Türkiye | Visit site |
| Nova Wind Energy Services | Gaziemir, Türkiye | Visit site |
| NovaEnergia SAL | المتن, Lebanon | Visit site |
| NovaEnergia SAL | بيروت, Lebanon | Visit site |
| Novaled GmbH | Dresden, Germany | Visit site |
| Novarc Technologies Inc. | Burnaby, Canada | Visit site |
| Novasys Greenergy Limited | Kolkata, India | Visit site |
| Novasys Greenergy Limited | Kalameshwar, India | Visit site |
| Novasys Greenergy Limited | Kamptee, India | Visit site |
| Novasys Greenergy Limited | Nagpur, India | Visit site |
| Novatron Fusion Group AB | Stockholm, Sweden | Visit site |
| Novergy | Villa San Lorenzo, Argentina | Visit site |
| Novum Energia | Puerto Aventuras, Mexico | Visit site |
| Novus Energy | Konak, Türkiye | Visit site |
| Novus Energy | Sowerby Bridge, United Kingdom | Visit site |
| Nowa Tepro sp. z o.o. | Morąg, Poland | Visit site |
| Nowa Tepro sp. z o.o. | Żukowo, Poland | Visit site |
| Nowa Tepro sp. z o.o. | Gdańsk, Poland | Visit site |
| Nozomi Energy | 東京都, Japan | Visit site |
| Ntricity | Stockholm, Sweden | · |
| NuSolas Energy | Clenagh, Ireland | Visit site |
| NuVolta Technologies | Shanghai, China | Visit site |
| Nuada | Newtownabbey, United Kingdom | Visit site |
| Nuel Advanced Technologies Ltd | Nesher, Israel | Visit site |
| Nuevosol Energy Pvt Ltd | Hyderabad, India | · |
| Nupon Solar Power System Philippines | Santa Rosa City, Philippines | Visit site |
| Nuru | Goma, Democratic Republic of the Congo | Visit site |
| Nuru | Kibangou, Republic of the Congo | Visit site |