John Hogan
Secretary General, Department of Finance, Ireland
John has held a number of positions in the Department throughout his career. He was previously Assistant Secretary General with responsibility for Tax policy and prior to that for Banking Policy in the Financial Services Division of the Department.
He has worked as Financial Services Counsellor in the Permanent Representation of Ireland to the European Union and has held posts in a number of Government Departments.
John McCarthy
Chief Economist, Government of Ireland, Ireland
John McCarthy is an Assistant Secretary General and as Chief Economist has responsibility for the Economic Division .
He was previously a senior economist in the Department heading up the macro economic analysis unit. He is the deputy member of the Economic and Financial Committee and the chair of the Economic Policy Committee (EPC) output gap working group.
He is a member of the National Statistics Board and an adviser to the National Competitiveness Council. He is the Irish member of the Organisation for Economic Co-operation and Development’s (OECD) Economic Policy Committee. Prior to joining the Department, he was a senior economist in the Central Bank.
Stig Henneberg
Permanent Secretary of State, Ministry of Economic Affairs, Denmark
Biography to follow shortly.
Vonlee Harris
Accountant General, Ministry of Finance, Anguilla
Vonlee was appointed as accountant general in May 2019. Responsible for managing the Treasury within the Ministry of Finance, he previously served in various roles in the Government of Anguilla since 2005. He has held positions including clerical officer, approval payables officer, principal cashier, accounts officer ledger and bank reconciliation, accountant, and, from 2015, deputy accountant general.
Vonlee serves as chairman of the National Youth Awards Committee, audit committee member for the Anguilla Social Security Board and a distinguished member of the Health Authority board of directors and chairperson of the finance and audit committee.
Vonlee earned a Masters of Science Degree in Management Studies with Distinction in 2018. He also holds a Bachelor of Science Degree in Accounting and Information Technology, obtained in 2012.
2026 will be his second appearance at the Finance Summit.
Marine Khurtsidze
Head of Tax and Customs Policy Department, Ministry of Finance, Georgia
Ms. Marine Khurtsidze is the Head of Tax and Customs Policy Department at the Ministry of Finance of Georgia since 2021. She is in charge of formation of tax and customs policy, including international tax policy of Georgia.
Ms. Marine Khurtsidze has been heading Georgian Delegation to the OECD/G20 Inclusive framework on Base Erosion and Profit Shifting (BEPS) and to the Global Forum on Transparency and Exchange of Information for Tax purposes.
Since 2024, she is an Elected Member of the Steering Group of the OECD/G20 Inclusive framework on BEPS. Since 2020 Ms. Khurtsidze is an Elected Chair of the Conference of the Parties to the Multilateral Convention to Implement Tax Treaty Related Measures to Prevent Base Erosion and Profit Shifting (MLI) at the OECD.
In addition, on behalf of the Government of Georgia Ms. Khurtsidze has been an authorized person (Head of Delegation) for the negotiations of Double Tax Treaties. She is also a competent authority for Mutual Administrative Procedures.
In 2023-24, Ms. Khurtsidze was reelected member of the Steering Committee and Co-Chair of Addis Tax Initiative (ATI). In 2017-2018, she was an elected member of the Steering Committee of ATI. In 2019-2020, she was an elected member of Addis Tax Initiative (ATI) Post 2020 Task Force.
In 2011-2021 Ms. Khurtsidze was Head of International Taxation Division at the Ministry of Finance of Georgia. Before working for Ministry of Finance of Georgia, Ms. Khurtsidze worked in different positions at Public Defender’s Office of Georgia and Bank of Georgia.
Ms. Khurtsidze graduated from Tbilisi State University, Faculty of Law, specialized in International Law (Diploma with honors) in 2006.
Laércio Marques
Deputy Secretary, Secretariat of Finance, State of Sergipe, Brazil
Laércio has been a public servant since 2015, when he began working as a federal auditor specialised in finance and treasury control at the Brazilian National Treasury.
Since January 2023, he has focused on modernising fiscal administration in Sergipe, with the primary goal of improving the state’s business environment, strengthening relationships with taxpayers, increasing revenue and keeping fiscal balance. His efforts aim to streamline processes, enhance efficiency, and create a more favorable climate for economic growth and sustainability.
Throughout his time at the National Treasury, Laércio held key roles, including overseeing systems development and data analysis at the Sub-secretariat of Intergovernmental Affairs, as well as managing fiscal procedures at the Sub-secretariat of Public Accounting. During this time, he gained extensive expertise in fiscal balance management, subnational risk analysis and financial reporting.
A Mechanical Engineering graduate, he began his professional career at Petrobras, the Brazilian oil and gas company, but decided to change fields and specialise in public finance.
2026 will be his second appearance at the Finance Summit.