Multi-stage VC, Dublin
Atlantic Bridge
Venture capital firm · Dublin · Founded 2004
Quick read
Atlantic Bridge is a growth equity VC, founded in 2004, headquartered in Dublin with a presence in London and Palo Alto. It manages over €1Bn in AUM across eight funds, backing deep tech companies in machine learning, digital health, Industry 4.0, and cybersecurity across Ireland, Europe, and the US. Its cross-border value-add model is a defining feature — helping portfolio companies expand between Europe and North America.
Key facts
- Founded
- 2004
- Founders
- Brian Long, Elaine Coughlan, Kevin Dillon
- Employees
- 10-55
- Sectors
- enterprise, ai, devtools, healthcare, security
- Website
- www.abven.com
Investment thesis
Atlantic Bridge backs deep tech companies — spanning AI, digital health, cybersecurity, and Industry 4.0 — at growth equity stages across Ireland, Europe, and the US, deploying a cross-border expansion model to help European companies scale into North America and vice versa.
Recent activity
- 2026investmentAtlantic Bridge-backed SambaNova completed the first close of a $1 billion Series F financing round, valuing the company at $11 billion post-money. General Atlantic led the round. JPMorganChase simultaneously selected SambaNova as an inference infrastructure partner, deploying its SN40 and SN50 systems for secure, on-premises AI inference. abven.com
- Feb 2026investmentAtlantic Bridge participated in SambaNova Systems' Series E round on 24 February 2026, marking the firm's most recent recorded investment per Tracxn data. tracxn.com
- Feb 2026investmentAtlantic Bridge-backed Neurent Medical closed a €62.5 million Series C round for its chronic rhinitis solution NEUROMARK. eu-startups.com
- Jan 2026investmentIrish quantum semiconductor startup Equal1 closed a €51 million round, with Atlantic Bridge participating, to scale its silicon-based quantum computing platform. eu-startups.com
- Apr 2026investmentVertigenius raised €2.55 million to expand its vertigo device into the US market, with Atlantic Bridge among the investors. tracxn.com
- Jan 2025investmentMitiga raised a $30 million Series B, with Atlantic Bridge co-investing alongside SYN Ventures and ClearSky. The round also added a new executive chairman and board director. tracxn.com
- Nov 2025investmentAtlantic Bridge participated in a strategic investment in SOC Prime, led by u.ventures, to accelerate AI-driven cyber defense. tracxn.com
- Dec 2024investmentUCD medtech spin-out LaNua Medical raised €6 million in a round backed by Atlantic Bridge, Elkstone, and Enterprise Ireland to advance its blood flow technology. tracxn.com
- Dec 2025investmentAtlantic Bridge co-invested in Mirror Security, a UCD spin-out that secured €2.1 million to advance fully homomorphic encryption-based AI security, in collaboration with Intel. tracxn.com
- Nov 2025investmentAtlantic Bridge participated in a strategic investment round for SOC Prime, alongside u.ventures and other investors, to accelerate the company's AI-driven cyber defense capabilities. tracxn.com
- Dec 2024investmentAtlantic Bridge co-led a €6 million funding round for LaNua Medical, a UCD medtech spin-out, alongside Elkstone and Enterprise Ireland. tracxn.com
- 2026pressAtlantic Bridge named Irish VC House of the Year at the 2026 Irish Investor Awards. linkedin.com
Notable investments
- VertigeniusSeedApr 2026tracxn.com
- SambaNova SystemsSeries EFeb 2026tracxn.com
- Neurent MedicalSeries CFeb 2026eu-startups.com
- Equal1Series BJan 2026eu-startups.com
- SOC PrimeStrategicNov 2025tracxn.com
- MitigaSeries BJan 2025tracxn.com
- LaNua MedicalSeedDec 2024tracxn.com
- Mirror SecuritySeedDec 2025tracxn.com
- LaNua MedicalSeries ADec 2024tracxn.com
- LaNua MedicalSeed/EarlyDec 2024tracxn.com
- Equal1GrowthJan 2026tracxn.com
- AttackIQSeries Cparsers.vc
Key people
Named individuals at the firm. We don't expose direct email or phone — use their LinkedIn for outreach.
- Brian Long · Founder & Managing Partner
- Elaine Coughlan · Co-Founder & General Partner
- Gerry Maguire · Managing Partner
- Paul Murray · Partner (retiring May 2026)
- Kevin Dillon · Co-founder & Managing Partner
- Eoin Goulding · Partner
Sources
- Atlantic Bridge Homepage
- Atlantic Bridge Team
- Atlantic Bridge LinkedIn
- Atlantic Bridge – Tracxn Profile
- Atlantic Bridge – Tracxn Investor Profile
- Elaine Coughlan – Wikipedia
- Atlantic Bridge Capital – Parsers VC
- Paul Murray – LinkedIn
- Mark Horgan – LinkedIn (Founders Forum reference)
- https://www.linkedin.com/in/augustine-syn-20256a/
- https://tracxn.com/d/companies/atlantic-bridge/__e6gOAAFJ9UvYHr9QuRRcMJ32ulBhooJuCHidxIYszRQ
- https://tracxn.com/d/private-equity/atlanticbridge/__TyAFzxCWwkdZBN1W8liUwucdm5HfIxl-zC_2wicu73Y
- https://www.eu-startups.com/tag/atlantic-bridge/
Other VCs in Ireland
- ACT Venture Capital · Multi-stage VC, Dublin·
- Delta Partners · Multi-stage VC, Dublin·
- Elkstone · Multi-stage VC, Dublin
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Frequently asked
What is Atlantic Bridge?+
Atlantic Bridge is a growth equity VC, founded in 2004, headquartered in Dublin with a presence in London and Palo Alto. It manages over €1Bn in AUM across eight funds, backing deep tech companies in machine learning, digital health, Industry 4.
Where is Atlantic Bridge headquartered?+
Atlantic Bridge is headquartered in Dublin, Ireland.
When was Atlantic Bridge founded?+
Atlantic Bridge was founded in 2004 by Brian Long, Elaine Coughlan, Kevin Dillon.
What sectors does Atlantic Bridge invest in?+
Atlantic Bridge focuses on enterprise, ai, devtools, healthcare, security. They primarily invest in these sectors.
How do I prepare for a meeting with Atlantic Bridge?+
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