With increasingly complex and constantly evolving regulations, it is vital that banks and financial institutions understand the implications of these changes before they happen, and that they have a strong voice to represent their interests. ABBL advisers closely monitor changes in regulations and directives, articulating a balanced position, based on the views of all our members, towards legislators and regulators as they are created.



Secretary General

Member of the Management Board

Camille Seillès is Secretary General and a member of the Management Board of the ABBL. In addition to his role as Corporate Secretary, he leads the Regulatory Affairs unit. In the latter capacity, his primary focus is on taxation and legal matters. Camille is Chair of the Fiscal Committee of the European Banking Federation and a member of the Business at OECD Committee on Taxation and Fiscal Policy. In Luxembourg, he is a member of the Social and Economic Council and the Consultative Committee for Prudential Regulation.


Prior to joining the ABBL in 2012, Camille worked during six years in the tax department of a large Luxembourg law firm. A lawyer by background, he received his legal training at the University of Cologne, the University of Paris I Panthéon-Sorbonne and King’s College London and holds a Master’s degree in taxation from the University of Paris-Dauphine.



Senior Management

Head of Banking Regulation & Financial Markets

Gilles Pierre joined the ABBL in 2006. In his role of Head of Banking Regulation & Financial Markets at the ABBL, Gilles represents the Luxembourg banking sector on various regulatory matters in both national and international trade associations (e.g. the European Banking Federation) and towards national and European authorities (e.g. the CSSF, the ECB, the European Banking Authority, the European Commission, the European Parliament, etc.). Gilles’ main domains of expertise are banking prudential rules, Banking Union, the EU supervisory architecture, MIFID, depositary banking and financial markets.

Prior to joining the ABBL in early 2006, Gilles has worked for 17 years in the Luxembourg financial sector as an external audit manager, internal auditor, risk manager and asset manager. Gilles holds a Master Degree in Accounting and Finance of SKEMA, a French business school.




Adviser - Fiscal Affairs

Laétitia Carroz joined the ABBL in 2018 as a tax advisor, where she supports members by contributing to the technical work on tax matters in Luxembourg. Laétitia previously worked as a tax advisor in a major bank in Luxembourg. She grew in her role, eventually becoming a senior internal auditor.

Laétitia holds a Master's degree in Business Law and Taxation from Jean Moulin University (France).



Senior Legal Adviser

Senior Legal Adviser

Jonathan Hug holds a Master's degree in Business Law from the University of Strasbourg and has practised as an Avocat à la Cour in the Capital Markets and Banking Department of an international law firm in Luxembourg. He has also acted as in-house legal counsel for international banks established in Luxembourg.

Jonathan joined the ABBL in January 2019 as a senior legal adviser. He is part of the regulatory affairs team and is responsible for banking law matters in particular. He represents the ABBL among others on the Legal Committee of the European Banking Federation and the Legal Support Group of the European Payment Council.




Adviser - Financial Markets

Marilyn Rinck joined the ABBL in October 2021 as Financial Markets Adviser, where she supports members by contributing to technical work in relation to the depositary and custody banking industry in Luxembourg.

With 20 years of experience in the financial sector, Marilyn has developed a strong expertise as a process assessor and implementation specialist. She has been actively involved in all major regulatory changes over the last decade, and has been responsible for the implementation and supervision of the European regulations PRIIPS, MIFID II, IDD, EMIR, SFDR. Marilyn is a certified banker, she obtained her diploma in Frankfurt, Germany, at the Deutsche Bundesbank.