Top 5 Clean Energy Startup Investors in Ireland in May 2026

Enterprise Ireland is the government agency responsible for the development and funding of the indigenous business sector. Their mission is to accelerate the development of companies to achieve strong positions in global markets resulting in increased national and regional prosperity. It was founded in 1998 and headquartered in Dublin, Ireland.

Investment focus

Software, Health Care, Information Technology
Seed, Funding Round, Series A
Ireland, United States, United Kingdom

Portfolio highlights

Tirlan — Tirlan is an agricultural company that supplies agri-food and farm input materials to the framing sector.
Lakeland Dairies — Lakeland Dairies, a major dairy processing co-operative, operates within a fifteen county catchment area across the northern half of the island of Ireland. The Group processes about one billion litres of quality milk annually into a range of value added dairy foodservice products and functional dairy food ingredients.
Touchtech Payments — At Touchtech Payments, believe in making industry changing and innovative technology.

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Irrus Investments is the leading Irish business angel network with international connections. Fueling Irish innovation in medical devices, software, hardware, digital healthcare and life sciences.

Investment focus

Medical Device, Health Care, Biotechnology
Seed, Funding Round, Series A
Ireland, Sweden, United States

Portfolio highlights

Bounce Insights — Bounce Insights is a digital consumer research platform. It provides a direct link between brands and any consumer they needed to speak to by maintaining a community of active, engaged respondents on their mobile app.
Adama Innovations — Adama Innovations have a disruptive technology for advanced manufacturing. The company have developed a simple process for creating patterns, on a scale invisible to the human eye, on ultra-hard materials.The micro patterns can be applied to injection molds and forming dies used for the fabrication of medical devices, improving theircapability and reducing the cost of manufacture. Other applications include labelling and anti-counterfeiting technology.The company's first product is a nano-scale probe fabricated in diamond, for metrology applications in high-tech manufacturing.The company is a spin-out from CRANN, the flagship nanotechnology institute in Trinity College Dublin.
SymPhysis Medical — SymPhysis Medical's goal is to develop innovative technologies that treat a range of chronic diseases, putting the patient experience at the forefront of our design solutions to improve quality of life.About SymPhysis MedicalSymPhysis Medical's emergent technology, releaze, is a drainage technology to treat a common complication oflate-stage cancers, malignant pleural effusion (MPE). MPE causes signiﬁcant shortness of breath and chest pain in up to 15% of patients with cancer.

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Supporting communities to grow, investing in businesses to scale and planning for the future of the western region.

Investment focus

Health Care, Medical Device, Biotechnology
Seed, Funding Round, Series A
Ireland, United States

Portfolio highlights

Ovagen — Ovagen is a biotechnology company that has developed the process of producing germ free (GF) chicken eggs and GF birds in commercial quantities for use primarily in the pharmaceutical industry. Ovagen can also provide a Contract Research Service and has extensive expertise in SPF poultry & rodent housing & husbandry, in specific poultry& rodent research technologies to GMP standards and in avian transgenics.
Peroptyx — Peroptyx is a platform that provides managed solutions for machine learning. At Peroptyx, they have assembled and pre-screened a qualified network of data evaluators across the globe. They strategically match ideal evaluators with each product to ensure authentic experiences through consistency and appropriate real-world contexts.
Galway Biomedical — Galway Biomedical partners with global medical device companies to bring complex braided devices from early concept through to full-scale production.

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Kernel Capital is the independent manager of The Bank of Ireland Kernel Capital Venture Funds, one of the largest and most active sources of equity finance on the island of Ireland. Kernel leverage their extensive network to enable their portfolio companies recruit the highest caliber people, to break into new international markets and to generaterevenues of scale. It is the only investment firm with venture capital Funds dedicated to both jurisdictions on the Island. Kernel have raised over €210M from investors which including their strategic partner Bank of Ireland, Invest NI, Enterprise Ireland, Galway University Foundation, The University of Limerick Foundation, The New York State Common Retirement Fund and undisclosed Family Offices. Consistently delivering strong financial returns for their investors Kernel have led more than 20 substantial trade sales to NASDAQ, NYSE, and LSE listed corporations.

Investment focus

Software, Information Technology, Health Care
Funding Round, Seed, Series A
Ireland, United Kingdom, France

Portfolio highlights

Cirdan — Cirdan provides highly reliable, innovative LIS & imaging solutions for the acceleration & enhancement of diagnosis, optimized for pathology & clinical lab.
Pretto — Pretto is the only truly transparent online real estate price comparator.Pretto accompanies you until the signing of your loan, free of charge and without commitment.
Pilot Photonics — Welcome to Pilot Photonics, a laser product development company in Dublin, Ireland. We provide optical frequency combs and tunable lasers.

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