Top 11 Green Energy startups in Dublin
Apr 05, 2026
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20
1
Funding: $386.4M
Koloma is a geologic hydrogen company that leverages technology and data to identify and commercialize geologic hydrogen resources.
Koloma is a geologic hydrogen company that leverages technology and data to identify and commercialize geologic hydrogen resources.
2
Funding: €224M
UrbanVolt is a leading provider of clean solar energy in the UK and Ireland. The company finances, installs, and maintains solar power systems for businesses, schools and residential customers. Its Solar as a Service option provides businesses with access to rooftop solar panels without any upfront costs or complications. UrbanVolt covers the costs, design, installation, and maintenance, allowing them to pay only for the energy consumed. A mobile app and desktop platform allow customers to track solar panel performance in real time, monitor energy production, and stay informed about their environmental impact. The Power Purchase Agreement (PPA) is consumption-based, meaning customers pay only for the electricity they consume at a fixed price.
UrbanVolt is a leading provider of clean solar energy in the UK and Ireland. The company finances, installs, and maintains solar power systems for businesses, schools and residential customers. Its Solar as a Service option provides businesses with access to rooftop solar panels without any upfront costs or complications. UrbanVolt covers the costs, design, installation, and maintenance, allowing them to pay only for the energy consumed. A mobile app and desktop platform allow customers to track solar panel performance in real time, monitor energy production, and stay informed about their environmental impact. The Power Purchase Agreement (PPA) is consumption-based, meaning customers pay only for the electricity they consume at a fixed price.
5
Funding: $23.6M
HT Materials Science is developing a heat transfer fluid technology that acts as an additive for new or existing commercial and industrial cooling and heating systems. This technology reduces energy consumption
HT Materials Science is developing a heat transfer fluid technology that acts as an additive for new or existing commercial and industrial cooling and heating systems. This technology reduces energy consumption
6
Funding: $16,5M
UNIVASTUM has developed and advanced universal waste gasification technology and providing turn-key waste to energy solutions which are oriented for smaller municipalities and industrial customers. Our general approach - fast project implementation, fast results, maximum efficiency and reliability.
UNIVASTUM has developed and advanced universal waste gasification technology and providing turn-key waste to energy solutions which are oriented for smaller municipalities and industrial customers. Our general approach - fast project implementation, fast results, maximum efficiency and reliability.
7
Funding: $1.4M
FenestraPro is software for architects to design environmentally efficient nondomestic building facades more cost effectively.
FenestraPro is software for architects to design environmentally efficient nondomestic building facades more cost effectively.
8
Funding: $200K
KelTech IoT provides secure solutions for the communications infrastructure and property technology market.
KelTech IoT provides secure solutions for the communications infrastructure and property technology market.
9
Luna develops telematic device uses world-first centimeter-level positioning accuracy to deliver the geographical accuracy needed for scooter companies to ensure their scooters are being both parked and ridden correctly, within city guidelines and safety regulations.
10
ETFuels is pioneering an off-grid green fuel production model, disrupting current approaches to decarbonisation and unleashing the full potential of renewable energy at scale.
11
EnergyElephant is a simple to use software helps organisations around the world improve sustainability, save time, meet compliance and reduce costs across energy, waste, water and carbon.
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