Top 5 Oil and Gas Startup Investors in Ireland in September 2025

Last updated: Sep 2025 A list of 5 angel investors and VC (Venture Capital) funds that invest in Oil and gas startups based in Ireland. We rank investors based on the number of investments they made in Oil and gas companies from Ireland. We update this investor list every month.

Top 5 Oil and Gas Startup Investors in Ireland in September 2025

Investor	Oil and Gas Ireland investments
Atlantic Bridge University Fund	1
Barclays Investment Bank	1
Sure Valley Ventures	1
Atlantic Bridge	1
Barry Downes	1

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Investor list

Atlantic Bridge University Fund invest in entrepreneurs with the ambition to create world-class companies of scale. A €60m investment fund to accelerate the commercialisation of ground-breaking research and the scaling of global businesses.

Investment focus

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

Portfolio highlights

CroíValve — CroíValve is a developed a safe, effective, easy to use, percutaneous solution for treating all patients with severe Tricuspid Regurgitation
ProVerum Medical — The ProVee stent from Proverum Medical uses 3-D geometry which mirrors and engages with the anatomy of the prostate. The system alleviates Lower Urinary Tract Symptoms (LUTS) by opening the prostatic urethra, applying radial force to the prostatic lobes.
Tympany Medical — Tympany Medical is a Needs-driven, Innovative MedTech StartUp based in the West of Ireland

Barclays Investment Bank provides corporate, government and institutional clients with a full spectrum of strategic advisory, financing and risk management solutions.

Investment focus

Financial Services, FinTech, Finance
Debt Financing, Post-IPO Debt, Funding Round
United States, United Kingdom, Ireland

Portfolio highlights

Holiwise — Holiwise is an AI-powered platform, leveraging in-house machine learning models to reinvent the premium travel experience.
Teylor — Beantragen Sie eine Unternehmensfinanzierung in 10 Minuten online
TP24 — Tradeplus24 is a provider of SME Lending using receivables as security. Operational in Europe and APAC.

Sure Valley Ventures is an entrepreneur-led Venture Capital Fund that invests in early-stage software companies. Working in partnership with Shard Capital, a specialist broker and asset manager based in the City of London, Sure Valley Ventures specializes in investing in Augmented Reality (AR) and Virtual Reality (VR), Financial Technology(FinTech), and the Internet of Things (IoT) Sectors.

Investment focus

Software, Virtual Reality, Artificial Intelligence
Seed, Series A, Funding Round
Ireland, United Kingdom

Portfolio highlights

Momntum — Momntum is a fintech company that provides embedded point-of-sale consumer financing.
Capably AI — Capably empowers professionals to automate complex tasks with AI in minutes, regardless of their level of technical expertise. Operating autonomously in the background, Capably acts as an extension of the teams it supports, driving greater productivity and efficiency. Anyone in the company can use Capably to automate back-office tasks like dataentry and processing, generate insights and reports, manage projects, and more—all while the organisation maintains complete control and visibility over how and when employees delegate work to AI.
Literal Labs — Literal Labs is transforming artificial intelligence with a breakthrough, logic-based architecture that is vastly faster, inherently explainable, and dramatically more energy-efficient than conventional neural networks.Originating from years of academic research and spun out of Newcastle University, Literal Labs replaces the power-hungry matrixmultipliers of traditional AI with a radically different approach: logic-based networks founded on propositional logic, Tsetlin machines, and full binarisation. This enables models to achieve inference speeds up to 250x faster than XGBoost, 54x faster than neural networks, consume 52x less energy, and offer built-in explainability—without sacrificing performance.The company is led by former Arm VP Noel Hurley and was established by two world-leading experts in logic-based AI, Dr. Alex Yakovlev and Dr. Rishad Shafik. Together, they are pioneering a new standard for intelligent systems: efficient, transparent, and engineered for real-world constraints.Literal Labs is dedicated to building the most computationally efficient and energy-conscious AI architecture on the market.

Atlantic Bridge is a Growth Equity Firm with a Cross Border Value Add strategy. We invest in deep technology companies in Europe and the US. Our team is made up of successful entrepreneurs and senior technology industry executives and we invest in strong ambitious entrepreneurs and management teams that have the passion and drive to scale up andexploit major growth opportunities. We help our portfolio companies expand and grow internationally through our global platform with our team and offices in London, Dublin, Munich, Paris and Palo Alto.Atlantic Bridge brings together a unique team of technology entrepreneurs, experienced managers, finance professionals, and investment experts. The team contains a wealth of international business experience across Europe, the UK and the US. They have worked together in various capacities for the last 30 years, bringing a true partnership approach to their firm and their investments. Its investors include the founders, leading institutional investors, and private investors with a track record of investment in successful technology companies.Atlantic Bridge has developed a unique and differentiated strategy that focuses on specific technology themes and the implementation of the “Atlantic Bridge Model” for scaling companies internationally. The “Bridge Model” accelerates the scale-up of technology companies in Europe and the US. This approach is highly differentiated and has delivered strong performance results to date.

Investment focus

Software, Artificial Intelligence, Analytics
Series A, Series B, Funding Round
United States, Ireland, United Kingdom

Portfolio highlights

Mitiga — Mitiga proactively stores and enhances forensic data so our experts can start incident investigations fast to get you back to business as usual
Insight Terra — Insight Terra supports data driven risk management in critical situations where business operations, people and the environment all come together.
Output Sports — Discover Output's portable and affordable athlete testing and tracking device. Measure strength, power and speed in minutes giving accurate and reliable data.

Barry Downes is an experienced technology investor, entrepreneur and technologist with extensive domain experience in Artificial Intelligence, Security Technologies and Immersive Technologies. Barry is Managing Partner and Co-Founder of Sure Valley Ventures, which he founded in 2017. He is a software founder turned investor, having founded severaltechnology businesses throughout his career, including FeedHenry, a leader in mobile cloud technologies, which was sold to Red Hat/ IBM in 2014. Previously, Barry was CEO of the leading academic software research and futurist institute, the Walton Institute, which worked with many of the top Silicon Valley and European global software companies on advanced technology research and futurist projects. He is also an advisor to the European Commission’s European Innovation Council, which is focused on developing Europe’s next unicorns with an allocated budget of over €1 billion.Barry holds a BSc in Applied Computing from Waterford Institute of Technology, an MBA from Smurfit Business School, University College Dublin and executive qualifications from Henley Business School in the UK, Harvard Law School in Cambridge, Massachusetts and Haas School of Business at the University of California, Berkley, in Venture Capital. He is also a Certified Investment Fund Director (CIFD), awarded by the Institute of Banking (IOB) and is registered with the FCA.