Detter & Co is an independent advisory firm focused on one question:
How can governments manage their assets as professionally as their liabilities?
By applying balance-sheet logic, commercial discipline and long-term governance frameworks,
we help governments strengthen public finances and resilience without increasing taxes or cutting essential services.
We advise governments and international institutions on:
Our work is implementation-focused and institutionally grounded.
Managing Partner
Dag Detter previously led the restructuring and professionalisation of Sweden’s national portfolio of commercial assets. Since then, he has advised governments and sovereign entities globally on asset governance, balance-sheet reform and fiscal resilience.
He works directly on all mandates.
Detter & Co has contributed to the establishment, restructuring and professionalisation of sovereign
asset ownership structures and holding institutions.
China
Advisory work associated with the development of SASAC and Central Huijin as central state ownership vehicles.
Greece
Advisory support to the establishment of HRADF and HCAP; operational role within the executive management team.
Finland
Development of Solidium and consolidation of the state’s strategic ownership function under the Prime Minister’s Office.
Abu Dhabi
Advisory work associated with institutional structures that later formed ADQ.
Oman
Advisory work contributing to the creation of Oman Investment Authority (OIA).
Libya
Advisory contribution to the establishment of the Libyan Investment Authority (LIA).
Argentina
Advisory support contributing to the establishment of Agencia de Administración de Bienes del Estado (AABE), consolidating national real estate ownership.
Additional advisory engagements includes: Ethiopia, Jordan, Lithuania, Saudi Arabia, Sri Lanka, Ukraine, the United Kingdom, the United States, Uzbekistan and Vietnam.
Detter & Co works with a small group of senior advisors with experience in public finance, sovereign governance and capital markets.
Several advisors are actively involved in mandates where their expertise is relevant. Others provide strategic perspective and institutional insight.
Architect of New Zealand’s accrual accounting reforms; founder of the IPSAS programme.
Former Global Chief Economist at Citi; former member of the Bank of England MPC.
Former Deputy Managing Director of the IMF; former Executive Director at the IMF and World Bank.
Former Director of the IMF Fiscal Affairs Department; senior adviser on public finance.
Former Morgan Stanley and HSBC banker; senior corporate finance adviser at HM Treasury.
Former senior investment banker specialising in balance sheets, capital structure and restructuring.
Former Chairman of Hong Kong’s Securities and Futures Commission; adviser to financial institutions in Asia.
Adviser on public-sector real estate valuation and restructuring across Europe.