A dedicated fund for Ireland's critical minerals
Institutional capital for strategic Irish mineral development
View portfolioThe Irish Minerals Fund (IMF) is an Irish limited partnership sponsored and managed by Lionhead, a private investment firm, and anchored by the Ireland Strategic Investment Fund (ISIF), Ireland’s sovereign development fund. The strategy focuses on building a portfolio of high conviction metals and mining investments across Ireland that are central to the energy transition, economic growth, and strategic security. As a minority investor, IMF brings long-term capital and a proven disciplined commercial approach, partnering alongside strong operators on each opportunity. With a clear emphasis on quality, alignment, and execution, the fund supports responsible development and seeks to deliver sustained value creation over the life of each project.
Investment strategy
- IMF invests exclusively in Ireland, focusing on metals and materials that support the energy transition and supply chain security.
- We target projects with proven mineral endowment, credible operators and clear pathways to development.
- IMF invests on a minority basis, working alongside management teams to strengthen governance, execution discipline and long-term value.
- Our approach prioritises robust technical diligence, responsible environmental and social standards, and durable community support.
- We underwrite commercial returns, while recognising the strategic role that critical minerals play in Ireland’s industrial resilience and economic development.
Strategy
IMF partners
Lionhead is a private investment firm focused on natural resources and real assets. For over a decade, Lionhead has invested across the metals and materials value chain, partnering with institutions, family offices and high-quality operating teams. The firm brings disciplined underwriting, specialist sector expertise and an active governance approach. As sponsor and investment advisor to the Fund, Lionhead applies rigorous technical and commercial diligence, structured investment execution and long-term stewardship across the portfolio.
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The Ireland Strategic Investment Fund (ISIF), managed and controlled by the National Treasury Management Agency (NTMA), is a sovereign development fund with a unique mandate. Its mandate is to invest on a commercial basis in a manner designed to support economic activity and employment in Ireland. As anchor investor in the Irish Minerals Fund, ISIF provides a long-term capital base aligned with Ireland’s strategic priorities, while maintaining the commercial discipline expected of a sovereign investment institution.
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Our portfolio
