Act Venture Capital is a Dublin-based venture capital firm that makes seed to growth investments in technology and healthcare companies across Ireland. The firm provides capital and hands-on support to help founders build category-defining businesses and scale globally. With a small team and a broad network of US and European investors and founders, Act has raised multiple funds totaling several hundred million euros and maintains close ties to the European Investment Fund. The portfolio focuses on technology sectors including application software, IT infrastructure, communications, internet and mobile.

Founded in 1995, SOSV is a global venture capital firm headquartered in New Jersey. It focuses on seed-to-growth stage investments in deep tech innovations, primarily in bio-tech/life sciences and hardware/robotics sectors, with a commitment to human and planetary health.

Techstart Ventures is a venture capital firm founded in 2014 and based in Belfast, United Kingdom. It acts as a first-cheque investor for extraordinary founders pursuing uncapped global opportunities, focusing on backing early-stage companies at the pre-seed and seed stages.

Founded in 2001, Clarendon Fund Managers is a venture capital firm based in Belfast, Ireland. It specializes in investing in small and medium enterprises across various sectors, with a focus on Northern Ireland-based companies offering manufacturing or tradable services. The firm typically invests between £20,000 and £250,000 initially, with the potential for follow-on finance. Clarendon aims to exit its investments within five to seven years.

Frontline Ventures is a venture capital firm headquartered in Dublin, Ireland, that backs business-to-business software companies targeting the United States and Europe. Founded in 2012, the firm maintains a global footprint with teams in Dublin, London and San Francisco, and focuses on helping globally ambitious B2B startups expand across the Atlantic. It leverages a hands-on approach and a broad network of founders, executives and advisers from leading tech companies to support portfolio companies through critical growth moments and international expansion.

Founded in 2006, Fountain Healthcare Partners is a venture capital firm specializing in life science investments. Based in Dublin with an additional office in New York, the firm focuses on biotechnology, biopharmaceuticals, medical devices, specialty pharmaceuticals, and diagnostics companies in the United States and Europe, with a particular emphasis on Ireland. Typically investing between €0.5 million to €10 million, Fountain aims to exit investments within three to five years via IPO or trade sale.

Kernel Capital is an independent investment firm that manages the Bank of Ireland Kernel Capital Venture Funds, which is recognized as one of the largest and most active sources of equity financing for technology companies on the island of Ireland, encompassing both the Republic of Ireland and Northern Ireland. The firm leverages its extensive network to assist portfolio companies in recruiting top talent, expanding into international markets, and achieving significant revenue growth. Kernel Capital has successfully raised over €210 million from a diverse group of investors, including strategic partners such as Bank of Ireland and various educational foundations. The firm is notable for consistently delivering strong financial returns and has facilitated over 20 substantial trade sales to publicly listed corporations on major exchanges, including NASDAQ, NYSE, and LSE.

Delta Partners, established in 1994, is a venture capital firm headquartered in Dublin, Ireland, with an additional office in London. The company specializes in investing in early-stage technology companies, primarily in Ireland and the United Kingdom. With over 50 investments across sectors like information technology, communications, and healthcare, Delta Partners focuses on spin-offs of development teams from international and domestic technology or campus companies. The firm invests in product and service businesses within these sectors, contributing to their growth and innovation.

Founded in Dublin, Ireland in 2002, Seroba Life Sciences is a venture capital firm specializing in early to mid-stage investments across life sciences and medical technology sectors. The company focuses on therapeutics, healthcare technologies, medical devices, and diagnostics, with a preference for Series A or B stage companies. Seroba typically invests €5 million to €10 million per company, often leading or co-leading investments. The firm is committed to supporting innovative healthcare solutions globally.

Founded in 2004, Atlantic Bridge is a growth equity firm headquartered in Dublin with offices across Europe and the US. It invests in early-stage technology companies, focusing on deep tech sectors such as cybersecurity, cloud computing, AI, and healthtech. The firm's strategy involves helping portfolio companies expand internationally through its global platform.

Established in 2015, Growing Capital is a venture capital firm headquartered in Dublin, Ireland. It focuses on investing in early-stage tech startups, particularly those operating in software and business-to-business sectors within Ireland.

Edot Invest is a venture capital firm based in Dublin, Ireland, that specializes in early-stage investments within the technology sector. Founded in 2014, the firm focuses on identifying and supporting technology companies in Europe that demonstrate significant growth potential. Edot Invest not only provides capital but also plays an active role in assisting entrepreneurs as they develop and expand their businesses. This hands-on approach aims to accelerate the growth of portfolio companies, helping them to achieve successful exit events more efficiently.

Atlantic Bridge Services Limited is a private equity and venture capital firm specializing in seed/startups, early/mid-stage, late venture, expansion capital, growth capital, buyout, and middle market domain-specific technology investments in businesses with global market scalability. The firm focuses on technology, software and hardware, life sciences and physical sciences, machine learning, AI AR VR, computer visioning, industry 4.0, smart edge devices, fintech, connected health, diagnostics, therapeutics, devices, medtech, biotech, personalized medicine, semiconductors, security and surveillance technology, nanotechnology, photonics, materials, agtech, foodtech, clean technology, robotics, drones, autonomous vehicles, cyber security, semiconductor software and infrastructure, semiconductor process technologies and capital equipment, enterprise and mobile communication software, communications equipment, cloud computing, big data, mobile, augmented and virtual reality software, robotics engineering, internet of things, virtualization, smartphone and tablet ecosystem, alternative energy resources, water purification, telephone equipment, agriculture, food, medical & financial services, agricultural products, mobile messaging, networking and telecommunications software, telecommunications industry software, telecommunications network management software, and internet infrastructure and services sectors. It primarily invests in companies based in United States, China, The Middle East and Europe with a focus on Ireland. The firm also seeks to invest in European companies based in the United States. It typically invests between €5 million ($5.94 million) and €20 million ($23.76 million) in companies which have revenues between €15 million ($17.82 million) and €50 million ($59.42 million). The firm seeks to take minority stakes, have a board seat in its portfolio companies and also makes co-investments. It prefers to exit its investments through an initial public offering or a trade sale after five to eight years. Atlantic Bridge Services Limited was founded in 2004 and is based in Dublin, Ireland with additional offices in Palo Alto, California, Paris, France, Munich, Germany, London, United Kingdom.

Established in 2020, the European Innovation Council supports innovative startups and researchers with promising ideas, focusing on early-stage companies with positive environmental, social, or governance impacts. It co-invests alongside private investors.

Furthr VC is the venture capital arm of Furthr, based in Dublin, Ireland. It focuses on early-stage investments in Irish companies that develop B2B software products and medical devices, spanning Seed to Series A rounds, with capital reserved for follow-on investments. The firm emphasizes relationship-driven, founder-centric partnerships and provides hands-on support across strategic areas to accelerate growth, backing born-global Irish software and medtech firms as they scale and pursue subsequent funding rounds.

Accel is a venture capital firm founded in 1983 and based in Palo Alto, California, with additional offices in San Francisco, London, and Bangalore. It focuses on early and growth-stage technology startups, investing across software, cloud, data analytics, mobile technology, consumer services, fintech, security, healthcare, and information technologies. Accel seeks to partner with entrepreneurs to build world-class companies that define new categories and drive growth. Its portfolio includes notable technology companies such as Atlassian, Dropbox, Slack, Spotify, Etsy, Cloudera, DJI, Braintree, and Lookout Security, among others.

Par Equity is the venture capital and private equity arm of Scottish Enterprise, headquartered in Edinburgh with an additional office in San Francisco. The firm focuses on early‑stage and growth investments in technology companies and digital health solutions, seeking proprietary technology and proven commercial products ready for transatlantic expansion. It supports Scottish firms aiming to enter the United States and encourages U.S. companies to establish a presence in Scotland, with a particular emphasis on the North of England, Scotland and Northern Ireland. Par Equity typically invests between £250,000 and £1 million, and between £500,000 and £2.5 million, targeting companies with enterprise values up to £10 million.

COSIMO Ventures is an early-stage technology venture capital firm with offices in Boston and Dublin. The team brings over a century of combined entrepreneurial operating and investing experience and focuses on supporting early-stage technology companies, particularly in Ireland and the United Kingdom, as they pursue global expansion, including into the United States. The firm partners with management teams to accelerate growth, develop disruptive products, and enable scale across international markets.

Atlantic Bridge Capital is a venture capital firm based in Dublin, Ireland. It manages funds investing in early-stage technology companies across Western Europe, with a focus on information technology, health tech, artificial intelligence, and machine learning sectors.

Sure Valley Ventures is a UK and Ireland–focused venture capital firm founded in 2017 that backs early-stage AI software companies. The team consists of former founders who became investors, bringing entrepreneurial experience to identifying and supporting promising founders. The firm concentrates on software ventures that use foundational AI technologies to solve real-world industry problems, offering funding and guidance to help companies grow in the UK and Ireland.

Founded in 2008, Par Equity is a venture capital firm based in Edinburgh. It focuses on investing in early-stage, high-growth technology companies across Northern England, Northern Ireland, and Scotland.

Crescent Capital, established in 1995, is a private equity and venture capital firm headquartered in Belfast, United Kingdom, with an additional office in London. The company specializes in early to growth-stage investments, focusing on the information technology, life sciences, and manufacturing sectors, primarily in Northern Ireland. Crescent Capital invests in the form of equity, with initial investments ranging from £0.45 million to £1.20 million, and up to £3 million per company over multiple rounds. The firm seeks both majority and minority positions, often taking Non-Executive Director seats on the boards of its portfolio companies. Crescent Capital typically aims to exit investments within five to seven years, often through trade sales.

Founded in 2004, Business Venture Partners is a corporate finance advisory firm specializing in SMEs and owner-managed businesses. The team, led by Elliott Griffin, Ronan Smith, Edel Coen, and Mark Ruane, offers services including company sales, fundraisings, start-up support, strategic growth planning, business succession, and owner exits. They manage funds such as Simple Green BES and EII Funds, investing in innovative Irish companies like Celtic Bioenergy and UrbanVolt.

Enterprise Equity, known as EEVC, is a prominent venture capital firm in Ireland, recognized for its commitment to funding early-stage and expanding businesses. With over 25 years of experience, it is the longest established firm of its kind in the country, boasting a strong regional presence in Dublin, Cork, Galway, and Dundalk. The firm specializes in investing in innovative and growth-oriented companies across various sectors, particularly in software and high technology manufacturing, with a notable focus on the medical device industry. Enterprise Equity manages three funds and has invested more than €50 million in over 80 companies, many of which have ties to North America. The AIB Seed Capital Fund, managed by Enterprise Equity, targets seed-stage investments with a total committed fund size of €53 million, allowing investments ranging from €0.25 million to €1.5 million per business. The firm operates under the regulatory oversight of the Central Bank of Ireland.

Irrus Investments is an angel network located in Limerick, Ireland, focused on supporting early-stage companies within the medical devices, diagnostics, digital healthcare, and life sciences sectors. The firm comprises members who are actively seeking investment opportunities in these industries, aiming to foster innovation and growth in the Irish market. Through their investments, Irrus Investments contributes to the development of groundbreaking solutions that address healthcare challenges, ultimately benefiting both the companies they support and the wider community.

Business Growth Fund plc is a private equity and venture capital firm specializing in early stage, acquisitions, middle market, emerging growth, growth capital, and small and medium-sized companies. It does not invest in start-ups or smaller companies, mezzanine, regulated financial services, property development, and real estate sectors. The firm considers to invest in all sectors, primarily focusing on high-tech manufacturing; software and electronics; leisure and tourism; education; hospitality; retail; consumer; tech, media & digital; energy; renewable energy and clean-tech; healthcare and life sciences; construction & infrastructure, industrial and business & professional services; outsourcing; and digital businesses. Within leisure it focuses on hotels, resorts and cruise lines. The firm seeks to invest in companies based in Midlands, United Kingdom with a focus on North of England, North East & Cambria and North West, London, South East, South West England, Hampshire, Berkshire, Wiltshire, the Thames Valley, South and North Wales, the Yorkshire & Humber, Scotland, Republic of Ireland and Northern Ireland. In Aberdeen, it seeks to make oil and gas investments. The firm seeks to invest between £1 million ($1.23 million) and £10 million ($12.33 million) in companies with sales between £5 million ($6.17 million) and £100 million ($123.38 million). It typically acquires a majority or minority stakes of between 10 percent and 40 percent in companies and prefers to take a board seat. The firm seeks to co-invest alongside other investors. It structures its investments flexibly, providing a mixture of ordinary shares, preference shares or subordinated loan stock. The firm seeks to exit its investments in around 10 years, wherein typically all shareholders exit together. It invests off its own balance sheet and prefers to have an active partnership with the management. Business Growth Fund plc was founded in February, 2011 and is based in Birmingham, United Kingdom with additional offices across Europe.

Ara Partners is an investment firm focused on industrial decarbonization, targeting ventures in energy efficiency, renewable energy, industrial process electrification, waste management, and sustainable chemicals. It provides growth capital and strategic support to help portfolio companies expand and improve environmental performance across industrial and manufacturing, chemicals and materials, energy efficiency and fuels, and food and agriculture sectors. Founded in 2017 and based in Houston, the firm has offices in Boston, Washington, D.C., and Dublin, and pursues opportunities that build and scale enterprises with meaningful decarbonization impact.

Established in 2014, Tribal.vc is an Irish venture capital firm focused on investing in early-stage tech companies, particularly SaaS enterprises. It typically leads or co-leads 4 to 6 investments annually, with amounts ranging from $200,000 to $2 million.

Treo Ventures is a venture capital firm established in 2018 and located in Santa Clara, California. The firm focuses on investing in companies within the medical technology, digital health, and therapeutic sectors, primarily targeting opportunities in the United States, Ireland, and Europe. Treo Ventures is a Registered Investment Adviser and is known for its experienced team, which brings over 50 years of collective expertise in healthcare investing and operations. The firm has a strong commitment to supporting innovative healthcare companies that are developing novel technologies to enhance patient care and outcomes.

Wayra UK is the corporate venture arm and accelerator of Wayra, the global open-innovation program of Telefónica. It runs accelerator programs for early-stage technology startups across industries including health care, information technology, cybersecurity, smart transport and smart city, and 5G, providing investment and acceleration support. The unit connects startups with Telefónica’s networks and partners to enable collaboration and scale opportunities, aiming to generate joint business opportunities between innovators and Telefónica. As part of a worldwide network spanning multiple countries, Wayra UK positions itself as a bridge between entrepreneurs and corporate-scale opportunity, facilitating access to capital, mentorship, and business development.

Kernel Management Partners is an Irish venture capital firm established in 1999, focusing on equity investments in technology companies across Ireland. It specializes in seed, early stage, and growth capital financing, with a typical investment range of €0.25 million to €2.5 million. The firm prefers to take Board seats or appoint observers in its portfolio companies.

Scottish Equity Partners is an investment firm focusing on direct and secondary direct investments, primarily in technology-enabled and growth-oriented companies in the United Kingdom, with activity in Europe. It targets sectors such as consumer internet, information technology, software, e-commerce, telecommunications, digital media, healthcare, energy efficiency, and renewable energy infrastructure. The firm typically invests from around £1 million to £40 million, often taking the lead in deals and sometimes co-investing with other venture capital and growth funds, and seeks to take minority or majority stakes while working with management to avoid controlling ownership. It pursues both direct equity investments and secondary direct opportunities, including infrastructure finance for small-scale clean energy projects. Founded in 2000 and based in Glasgow, with offices in London and Edinburgh, Scottish Equity Partners has a focus on the UK, Scotland, and Ireland, and leverages its network to support international expansion. It avoids investments in activities related to armaments, gambling, tobacco, pornography, or genetic modification that breaches legislation.

4th Level Ventures, established in 2002, is a Dublin-based venture capital firm that specializes in investing in companies whose intellectual property originates from research conducted at universities. They are sector-agnostic, focusing on the commercialization of technology, and work closely with university commercialization teams and academics to evaluate and develop business opportunities arising from research. The firm's unique approach involves collaborating with business leaders, investors, universities, and financial institutions to build and grow these opportunities.

Investec Ventures Ireland is a venture capital firm based in Dublin, Ireland, established in 1997. It invests in early- and expansion-stage companies across information and communications technology, digital media, commerce, healthcare equipment and services, and business support services.

Founded in 1986, ARCH Venture Partners is a venture capital firm specializing in investments that bring innovations in life sciences to market. It focuses on companies co-founded by scientists and entrepreneurs, with a strong track record in commercializing technologies from academic research institutions and national laboratories.

Insight Partners is a global software investor that partners with growth-stage technology and software companies. The firm focuses on growth-stage software, internet, and data services, with emphasis on fintech, cybersecurity, artificial intelligence and machine learning, DevOps, and healthcare. Based in New York City with offices in London, Tel Aviv, and Palo Alto, Insight Partners has backed more than 750 companies worldwide and has more than 55 portfolio companies that have achieved an IPO. As of 2022, the firm reports over $75 billion in assets under management. It seeks to fund and work closely with visionary executives, providing practical, hands-on software expertise to support growth from initial investment through to IPO.

MiddleGame Ventures is a venture capital firm focused on fintech and related technology, investing in early-stage to growth companies, including seed and Series A/B rounds. It partners with B2B and B2B2C startups that advance the digital transformation of financial services, with emphasis on middleware and back-office solutions, and on crypto-enabled infrastructure. The firm backs technologies across fintech, AI/ML, blockchain, open finance, regtech, payments, asset management, capital markets, and related areas such as big data, ESG, and automated data handling. Its geographic focus spans Europe and North America, including Ireland and the United States, with operations based in Washington, DC and an office in Luxembourg City. MiddleGame Ventures seeks to rearchitect financial services infrastructure through technology partnerships and hands-on collaboration.

BES Management Limited is a joint venture between Davy and BDO, authorized by the Financial Regulator under the Investment Intermediaries Act, 1995. As the longest-running BES Manager in Ireland, the company has accumulated significant expertise in the BES market, having invested around €120 million over the past 15 years. Since raising its first BES Fund in 1995, BES Management has successfully launched and invested in 17 BES Funds. These funds have supported over 137 indigenous Irish companies across various industry sectors, contributing to the growth of the local economy.

57 Stars LLC is an independent asset manager based in Washington, D.C., with additional offices in Singapore, Hong Kong, Germany, Brazil, and California. Founded in 2005, the firm specializes in private equity and venture capital investments, including both direct investments and fund of funds. Its investment strategy encompasses early to mature transactions across various stages, as well as mezzanine investments. The firm primarily targets emerging markets, with a focus on regions such as India, China, Japan, Turkey, Africa, the Middle East, Australia, Eastern Europe, Mexico, and select Latin American countries, notably Brazil. 57 Stars seeks to invest between $15 million and $50 million in primary and secondary private equity partnerships, as well as co-investments in chosen markets outside the United States.

Founded in 2006, Felicis is a venture capital firm based in Menlo Park, California. It focuses on early-stage investments across various sectors, including AI, health, and security, backing founders building iconic companies.

Clark Hill is an international law firm founded in 1890 and headquartered in Detroit, Michigan. It employs more than 450 attorneys across 17 offices in the United States and Dublin, Ireland. The firm provides full-service legal counsel to businesses, public entities, and individuals. The firm offers advisory services across corporate and financial matters, government and public affairs, and personal legal services, with practice areas including acquisition financing, mergers and acquisitions, corporate finance, venture capital, private equity, mezzanine transactions, hedge fund transactions, bankruptcy, and joint ventures. Clark Hill serves clients across industries such as healthcare, insurance, mining, oil and gas, outsourcing, pharmaceutical, retail, tax-exempt organizations, telecommunications, internet and media, transportation, and logistics. It emphasizes multidisciplinary knowledge, industry insight, and a global network to deliver practical solutions and client service.

New Enterprise Associates is a venture capital firm founded in 1977 and based in Menlo Park, California, with offices in the United States, India and China. It makes investments across technology and healthcare startups at multiple stages, from seed to growth, including software, cloud, data, internet services, fintech, AI, e-commerce, and enterprise technology, as well as healthcare information technology, life sciences, medical devices, and biopharma. It also considers energy technology and infrastructure opportunities, such as solar, batteries and smart grids. The firm pursues a global approach, with activity in the United States, Asia and other regions, and supports companies through rounds of financing ranging from small to sizable investments as they scale. NEA focuses on building portfolios in software, IT services, consumer technology, and healthcare technology, backing ambitious entrepreneurs across sectors and geographies.

Finch Capital is a venture capital firm founded in 2013 and headquartered in Amsterdam, with offices in London and Jakarta. It specializes in seed and early-stage investments in financial technology and related sectors, including insurtech, regulatory technology, data analytics, cybersecurity, artificial intelligence, and software, as well as adjacent areas such as fintech infrastructure, payments, wealth management, and proptech. The firm also considers marketplaces and online distribution models, and investments in data processing and cloud-enabled services. Finch Capital targets Europe and Southeast Asia, with activity across the Benelux, DACH, Nordics, Ireland, Central and Eastern Europe, and Singapore and Indonesia. Typical investment sizes range from about half a million to twelve million dollars, and the firm often takes a board seat to help portfolio companies scale. It leverages an international network and sector expertise to support companies in growth, international expansion, and product development.

Draper Esprit plc, founded in 1984, is a London-based private equity firm with additional offices in Cambridge, Dublin, Helsinki, and Paris. It specializes in venture capital and private equity investments, focusing on technology-oriented businesses at various stages, from seed and early-stage to late-stage and pre-IPO. The firm primarily invests in Europe, with a focus on the UK, Ireland, and Finland. Draper Esprit typically invests between $0.02 million and €10 million per round, with a significant portion (30%) allocated to very early-stage companies generating less than $5 million in revenues. The firm seeks minority and majority investments across sectors such as digital technology, consumer, commerce, enterprise, and healthcare.

Established in 2022, Selenean Capital is a venture capital firm based in Dublin, Ireland. It focuses on investing in innovative technologies such as artificial intelligence, blockchain, and the internet of things.

Zoosh Group is an innovative product studio established in 2017 and headquartered in Ireland, dedicated to supporting early-stage startups in developing design-led cloud solutions. The company combines the advantages of a traditional venture capital model with a robust digital product studio, offering comprehensive services that guide entrepreneurs from the conception of their ideas to product launch. Zoosh Group provides expert digital product design, development, and hands-on support, ensuring that startups have the necessary resources and guidance for success. Additionally, the firm assists businesses in scaling operations, building teams, and identifying new revenue streams, fostering a committed partnership that maximizes the potential for achieving profitable outcomes.

Founded in London in 2000, MMC Ventures is a venture capital firm focusing on early-stage investments in transformative technology companies across sectors such as enterprise AI, cloud & data infrastructure, fintech, and data-driven health. The firm invests between £0.4 million to £1 million, typically taking a minority stake and seeking board seats or observer rights.

NCB Ventures invests across all development stages and is a venture capital company based in Dublin, Ireland.

Finistere Ventures, established in 2005, is a global venture capital firm headquartered in San Diego, California, with additional offices in Menlo Park, Dublin, and Tel Aviv. The firm specializes in investing in early to growth-stage companies across life sciences, information technology, sustainability, and agricultural technology sectors. Its focus includes medical devices, diagnostics, and food, energy, and health-related technologies. Finistere invests between $0.35 million to $4.5 million, typically holding investments for five years. The firm operates globally, with a presence in the United States, Israel, Australia, New Zealand, and Latin America.

Addition is a venture capital firm founded in 2020 by Lee Fixel and based in New York. It invests in founder-led, technology-enabled companies at early and growth stages, with a focus on supporting entrepreneurs to build impactful and enduring businesses.