Top Energy Startups in Ireland (2025 Update)
Explore the best Energy companies in Ireland. Discover high-growth startups and investment opportunities in our 2025 updated list.
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Over the past month, 1 companies secured funding.
Latest Investments
Explore Top Energy Startups in Ireland featuring 64 Companies
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GridBeyond | - | Transform energy into opportunity |
GridBeyond's vision is to deliver a global zero carbon future. By leveraging A... |
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Ireland
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- | Ireland (HQ) + 6 | 2010 | Energy, IT | [email protected] |
1
Low
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147
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22.9K (36%) | 7 months ago | Grant | 7 | 95.6M | 21870 | 3 months ago | |
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Mainstream Renewable Powe... | - | A world electrified by renewable energy. | Mainstream Renewable Power is a leading pure-play renewable energy company, with... | - |
Ireland
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- | Ireland (HQ) + 6 | 2008 | Energy, Renewable Energy +1 | [email protected] |
1
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386
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6.8K (8%) | 3 years ago | Corporate Round | 8 | 1.7B | 68126 | 6 months ago | |
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NovoGrid | - | Rapid Grid Connection Assessments | NovoGrid accelerates the site selection process for renewable energy & data cent... | - |
Ireland
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- | Ireland (HQ) | 2014 | Energy, Renewable Energy +3 | [email protected] |
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7
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763 | 5 years ago | Convertible Note | 4 | 427.5K | 1129 | 5 months ago | |
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UrbanVolt | - | Empowering Business Growth Through Financed Decarbonisation Solutions | Sustaina... | UrbanVolt is a global leader in financing decarbonised solutions for businesses,... | - |
Ireland
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- | Ireland (HQ) + 1 | 2015 | Energy, Energy Efficiency +1 | [email protected] |
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39
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2.7K (-61%) | 1 year ago | Private Equity | 6 | 184.0M | 6201 | 5 months ago | |
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NRGI.ai | - | Energy marketplace powered by artificial intelligence. | NRGI.ai was a B2B electricity marketplace powered by a high-resolution AI foreca... | - |
Ireland
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- | Ireland (HQ) | 2021 | AI, Energy +1 | [email protected] |
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Low
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1
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805 | 3 years ago | Seed | 2 | 120.0K | 252 | 2 years ago | |
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Subsea Micropiles | - | Subsea Micropiles is bringing 70 years of land-based micropiling experience offs... | We are bringing 70 years of land-based micropiling experience offshore for bette... | - |
Ireland
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- | Ireland (HQ) + 1 | 2017 | Energy, Oil and Gas | - |
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Low
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16
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38 | 6 years ago | Grant | 1 | 200.0K | 2320 | 5 months ago | |
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Power Capital Renewable E... | - | Leading Irish Independent Power Producer with a growing international presence s... | Founded in 2011, Power Capital Renewable Energy is a leading Irish independent p... | - |
Ireland
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- | Ireland (HQ) | 2011 | Energy, Renewable Energy | [email protected] |
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Low
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42
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149 (-84%) | 1 year ago | Debt Financing | 2 | 225.0M | 2 | 5 months ago | |
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Fincovi | - | Fincovi streamlines renewable energy finance and compliance for easier scaling a... | Fincovi provides a revolutionary financial and compliance solution for renewable... | - |
Ireland
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- | Ireland (HQ) | 2019 | Energy, Enterprise Software +3 | [email protected] |
1
Low
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221
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520 | 5 years ago | Seed | 1 | 650.0K | 8338 | 6 iBX r7b | |
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BNRG | - | Pioneering solar partnerships | At BNRG, partnerships are paramount. We’re proud to work alongside partners who... | - |
Ireland
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- | Ireland (HQ) | 2007 | Energy, Renewable Energy +1 | [email protected] |
1
Low
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50
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329 (-100%) | 2 years ago | Convertible Note | 4 | 124.4M | 7597 | 1 year ago | |
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OceanEnergy | - | Climate Change Mitigation through Wave Energy Development | OceanEnergy is a world leader in Innovative Renewable Energy within the wave ene... | - |
Ireland
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- | Ireland (HQ) + 1 | 2012 | Consumer Electronics, Energy +2 | :[email protected] |
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4
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817 (-100%) | 6 years ago | Grant | 1 | 200.0K | 936 | 5 SZk Dy6 | |
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Gavin & Doherty Geosoluti... | - | Innovating green energy engineering. | At Gavin & Doherty Geosolutions (GDG), we are experts at finding innovative engi... | - |
Ireland
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- | Ireland (HQ) + 7 | 2011 | Energy | [email protected] |
1
Low
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136
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2.3K (-4%) | 6 years ago | Grant | 2 | 271.4K | 14 | 5 months ago | |
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Alternus Clean Energy | - | Harnessing the limitless power of the sun - one solar park at a time. | Founded in 2016, Alternus Clean Energy (Nasdaq: ALCE) is a utility-scale transat... | - |
Ireland
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- | Ireland (HQ) | 2016 | Energy, Renewable Energy | [email protected] |
1
Low
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29
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1.9K (58%) | 1 year ago | Post Ipo Debt | 1 | 2.2M | 2430 | 5 months ago | |
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Amarenco | - | A reliable partner to carry out your photovoltaic projects ! | Amarenco is one of the leading independent renewable energy producers in Europe.... | - |
Ireland
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- | Ireland (HQ) + 19 | 2013 | Energy, Renewable Energy | - |
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244
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2.1K (-70%) | 2 years ago | Private Equity | 3 | 465.0M | 17894 | 5 months ago | |
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Vivid Edge | - | Delivering turnkey decarbonisation projects "as a service" | At Vivid Edge, we're passionate about helping our customers save precious time a... | - |
Ireland
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- | Ireland (HQ) | 2015 | Energy, Renewable Energy +1 | [email protected] |
1
Low
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7
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1.1K (-15%) | 1 year ago | Undisclosed | 1 | 500.0K | 4 | 5 months ago | |
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BHSL Waste Solutions | - | We are an Irish waste solutions company that has developed a unique onsite syste... | BHSL Waste Solutions is an Irish agri-tech company that has developed a unique,... | - |
Ireland
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- | Ireland (HQ) | 2005 | Energy, Hardware +4 | [email protected] |
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Low
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24
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646 (-100%) | 3 years ago | Private Equity | 2 | 7.0M | 1394 | 3 years ago | |
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Nines Photovoltaics | - | Water-free, gas phase Silicon Etching Process for the Solar Cell Industry - the... | NINES PV has developed and patented a disruptive ⚡️sustainable manufacturing te... | - |
Ireland
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- | Ireland (HQ) | 2010 | Energy, Manufacturing +1 | [email protected] |
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Low
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5
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32242 | - | Series Unknown | - | 3.4M | 545 | 5 months ago | |
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FenestraPro | - | Sustainable building design software that optimizes facades for energy-efficienc... | FenestraPro is a powerful façade design software that supports the design and co... | - |
Ireland
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- | Ireland (HQ) + 2 | 2012 | Computing, Energy +3 | [email protected] |
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Low
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9
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1.0K (-29%) | 6 years ago | Seed | 3 | 1.2M | 2137 | 7 months ago | |
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HYbrid Energy Solutions L... | - | Full-service Hybrid Energy and Grid Scale Battery Energy Storage System (BESS) r... | HYbrid is an OEM manufacturer and systems integrator of innovative, highly effic... | - |
Ireland
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- | Ireland (HQ) + 1 | 2006 | Energy, Manufacturing | [email protected] |
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Low
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6
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959 | 14 years ago | Series Unknown | 1 | 800.0K | 518 | 9 qhY Kss | |
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Obelisk | - | Obelisk is a leading professional engineering partner, providing essential telec... | As the global partner of choice, we go beyond connection to provide full end-to-... | - |
Ireland
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- | Ireland (HQ) + 2 | 1996 | Energy, Messaging and Telecommunications +2 | [email protected] |
1
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266
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1.9K (27%) | 8 years ago | Debt Financing | 2 | 9.7M | 11229 | 5 months ago | |
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Aer Soléir | - | Developing best-in-class onshore wind, solar and energy storage projects through... | Aer Soléir develops and builds best-in-class, large-scale, energy transition pro... | - |
Ireland
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- | Ireland (HQ) | 2021 | Energy, Renewable Energy +1 | [email protected] |
1
Low
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36
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8 | 3 years ago | Private Equity | 1 | 229.6M | 1823 | 6 months ago | |
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Falcon Oil & Gas Ltd. | - | - |
Falcon is an international oil and gas company engaged in the exploration and d... |
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Ireland
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- | Ireland (HQ) + 3 | 1980 | Energy, Oil and Gas | - |
1
Low
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47
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994 | 1 year ago | Post Ipo Equity | 1 | 3.9M | 9370 | 5 months ago | |
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Terra Solar | - | - | Developing utility scale solar sites in Ireland. | - |
Ireland
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- | Ireland (HQ) | 2014 | Energy, Renewable Energy +1 | [email protected] |
1
Low
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14
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48 (-100%) | 8 years ago | Series Unknown | 1 | 2.5M | 4 | 2 lse ZwW | |
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TE Connectivity | - | - | TE Connectivity is a global industrial technology leader creating a safer, susta... | - |
Ireland
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- | Ireland (HQ) + 22 | 2007 | Energy, Hardware +2 | [email protected] |
1
Low
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38181
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1.6M (-6%) | 2 years ago | Post Ipo Debt | 1 | 500.0M | 682098 | 5 months ago | |
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Eaton | - | - | Eaton is an intelligent power management company dedicated to improving the qual... | - |
Ireland
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- | Ireland (HQ) + 26 | 1911 | Energy, Hardware +3 | [email protected] |
1
Low
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49950
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2.3M (-4%) | 5 years ago | Grant | 3 | 5.4M | 1705476 | 5 months ago | |
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Revive Active | - | Enrich your life | The Galway Natural Health Company TA Revive Active commenced trading in July 201... | - |
Ireland
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- | Ireland (HQ) | 2010 | Energy, Food and Beverage +3 | [email protected] |
1
Low
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74
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91489 | - | Private Equity | - | 12.5M | 5657 | 4 months ago | |
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MaREI | - | Taighde Éireann – Research Ireland Centre for Energy, Climate and Marine hosted... | MaREI is a Science Foundation Ireland funded €55M research, development and inno... | - |
Ireland
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- | Ireland (HQ) + 2 | 2013 | Biotechnology, ESG +3 | - |
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Low
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95
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22585 | - | Grant | - | 4.4M | 5896 | 5 months ago | |
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EpiSensor | - | IoT Infrastructure for the Sustainable Energy Transition | EpiSensor is a leading provider of wireless energy monitoring, environmental con... | - |
Ireland
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- | Ireland (HQ) | 2007 | Energy, Enterprise Software +2 | [email protected] |
1
Low
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9
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22770 | - | Non Equity Assistance | - | 3.3M | 1489 | 5 months ago | |
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NVP Energy | - | Anaerobic Wastewater Treatment - Sewage & Industrial Wastewater - Eradicating Sl... | NVP Energy's AMBI-ROBIC Low Temperature Anaerobic Wastewater Treatment Process p... | - |
Ireland
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- | Ireland (HQ) + 2 | 2013 | Energy, Renewable Energy +1 | [email protected] |
1
Low
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6
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1233 | - | Series Unknown | - | 1.7M | 62851 | 6 oTS a5N | |
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Activ8 Solar Energies | - | Ireland's leading solar installation company for both residential and commercial... | As Ireland's solar experts, we've been providing solar technology to both reside... | - |
Ireland
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- | Ireland (HQ) | 2007 | Energy, Renewable Energy | [email protected] |
1
Low
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100
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4.7K | - | Corporate Round | - | - | 8121 | 8 months ago | |
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NEG8 Carbon (formerly Tri... | - | Direct Air Capture (DAC) technology to extract Carbon Dioxide (CO2) from the atm... | NEG8 Carbon extracts Carbon Dioxide (CO2) from the atmosphere with Direct Air Ca... | - |
Ireland
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- | Ireland (HQ) | 2014 | ESG, Energy | [email protected] |
1
Low
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11
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1.2K (24%) | 2 years ago | Non Equity Assistance | 1 | Unknown | 2669 | 5 months ago | |
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VIOTAS |
1 week ago mentioned on Eu-startups. (View)
Recently raised money €10.00M |
Pioneering Gridware Technology | We help large businesses generate additional revenue and achieve their sustainab... | - |
Ireland
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- | Ireland (HQ) + 4 | 2013 | Energy | [email protected] |
2
Normal
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90
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5.7K | 1 week ago | Debt Financing | 1 | 10.0M | 6287 | 5 months ago | |
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Greencoat Renewables PLC | - | - | Greencoat Renewables PLC is an investor in euro-denominated renewable energy inf... | - |
Ireland
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- | Ireland (HQ) | 2009 | Energy, Renewable Energy | - |
1
Low
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4
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88805 | 3 years ago | Post Ipo Equity | 4 | 665.2M | 5995 | 5 months ago | |
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SSE Airtricity | - | This Is Generation Green | SSE Airtricity has been harnessing our greatest natural resource for the past 25... | - |
Ireland
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- | Ireland (HQ) + 1 | 1999 | Energy | - |
1
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759
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401.5K | - | - | - | - | 18 | 5 months ago | |
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Varming Consulting Engine... | - | Varming Consulting Engineers Ltd are one of the leading mechanical, electrical &... | At Varming, we’re all about cutting-edge design and meticulous oversight of mech... | - |
Ireland
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- | Ireland (HQ) + 2 | 1946 | Data Analytics, Design +2 | [email protected] |
1
Low
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65
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1.4K (133%) | - | - | - | - | 14 | 5 months ago | |
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Lawler Consulting | - | Lawler Consulting is a multi-disciplinary team of highly qualified Building Serv... | Lawler Consulting is a multi-disciplinary team of highly qualified Building Serv... | - |
Ireland
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- | Ireland (HQ) + 1 | 1980 | Analytics, Energy +1 | [email protected] |
1
Low
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29
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692 (-15%) | - | - | - | - | 3706 | 5 months ago | |
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United Oil & Gas | - | United Oil & Gas (UOG) is an independent oil & gas company established in 2015. | United Oil & Gas oil and gas company focused on growth with a portfolio of poten... | - |
Ireland
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- | Ireland (HQ) + 1 | 2015 | Energy, Oil and Gas | [email protected] |
1
Low
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38
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3.7K | - | - | - | - | 5461 | 5 months ago | |
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EnergyElephant | - | Make Better Energy & Carbon Decisions Using Data. Inspiring climate action softw... | EnergyElephant helps organisations make better energy and sustainability decisio... | - |
Ireland
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- | Ireland (HQ) | 2014 | Analytics, Energy +4 | [email protected] |
1
Low
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12
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7.0K (289%) | - | - | - | - | 1079 | 10 months ago | |
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Verde Energy Group | - | Verde Energy Group is a leading Irish energy services company delivering creativ... |
Verde Energy Group Delivering energy cost savings and carbon reduction solutions... |
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Ireland
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- | Ireland (HQ) + 1 | 2009 | Energy, Manufacturing +1 | [email protected] |
1
Low
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26
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2.2K | - | - | - | - | 5901 | 5 months ago | |
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K-MAC Facilities Manageme... | - | Working for you | Founded in 2006, K-MAC is an Irish owned company set up to provide facilities ma... | - |
Ireland
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- | Ireland (HQ) + 4 | 2006 | Analytics, Energy | [email protected] |
1
Low
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30
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342 | - | - | - | - | 1042 | 5 months ago | |
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Panda Ireland | - | Green utilities for a cleaner future. We’re keeping it simple. #LeaveAGreenerFoo... | Our Environmental ethics is at the heart of everything we do. We are committed t... | - |
Ireland
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- | Ireland (HQ) | 1982 | Energy | - |
1
Low
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156
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85.8K (-16%) | - | - | - | - | 3477 | 5 months ago |