

Designing, re-shaping and implementing Sovereign and Long-Term Investment Funds
Optimising investment management capability to global best practice standards
A B O U T
EHA Advisory
EHA Advisory is an independent boutique advisory firm that works with sovereign and long-term investment funds to deliver strategic development and transformation aligned to global best practice standards.
We are practitioners with real-world, hands-on expertise, experience, track record, and insight at the highest levels, running, advising, and transforming sovereign wealth funds, acquired across multiple and varied economic environments.
- Hamid provides the asset owner perspective in terms of mandate and governance
- Eugene provides asset manager insight from one of the world’s best run sovereign development funds
- Ashby brings in world class best practice based on wide research and consulting experience
Our sovereign wealth fund expertise spans design, investor identity, leadership, capacity building, portfolio management, portfolio resilience, funding models, in-country value, innovation, and successful delivery.
Co-Founders

Eugene O’Callaghan
Principal
Former CEO of Ireland Strategic Investment Fund & CEO National Pensions Reserve Fund of Ireland

Hamid Hamirani
Managing Principal
Former Advisor to Oman Minister for Finance on Oman’s Sovereign Funds and experienced SOE Board member

Ashby Monk
Co-Founder
Executive & Research Director, Stanford Long-Term Investing & globally recognized sovereign investment funds expert.
Looking to optimise long-term investment management capability?
EHA is a unique and innovative collaboration, leveraging over 100 years of combined expertise in sovereign and long-term investment funds. We can help by designing, re-shaping and executing strategies tailored to such funds.
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Hamid has been instrumental in developing successful business models that are aligned to the interests of all stakeholders through his unique approach of blending his understanding and insights on macroeconomics with his financial skills and entrepreneurial spirit. Hamid's observations on current economic developments and trends are always insightful and valuable.
Manager Equities, State General Reserve Fund, Ministry of Finance Oman
What an extraordinary platform Eugene and the team at ISIF have created.
PE Fund CEO
Eugene and his team at ISIF has set the standard for strategic investors globally
Director, Global investment firm
Ashby Monk is one of the top 10 most influential academics in the institutional investing world.
CIO Magazine
Ashby is an institutional investment Guru, helping the likes of multi-billion/trillion-dollar pension funds and sovereign wealth funds rethink the way they view risk.
Climate Ai
Latest News
What a crazy time. I have five children in colleghigh school graduates.jpge or pursing post graduate studies (ages 18 through …
What a crazy time. I have five children in colleghigh school graduates.jpge or pursing post graduate studies (ages 18 through …
What a crazy time. I have five children in colleghigh school graduates.jpge or pursing post graduate studies (ages 18 through …
Location
Dublin, Ireland: Eugene O’Callaghan
Oxford, United Kingdom: Hamid Hamirani
Palo Alto, USA: Ashby Monk
