Our Team

The Business at OECD Secretariat spans a number of highly motivated people coming from a wide variety of international backgrounds and areas of expertise. Browse our staff profiles and portfolio areas below:

Hanni Rosenbaum

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Executive Director

Nicole Primmer

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Deputy Executive Director, Policy and Strategic Engagement

Dominik Kümmerle

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Policy Director and Strategic Communications

Jacobo Ramos Folch

Policy Manager

Emma Brierley

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Policy Manager

Rokas Morkūnas

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Policy Manager and Strategic Member Engagement

Benedikt Wiedenhofer

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Policy Manager

Maylis Berviller

Policy Manager

Carmelia Estriplet

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Tax Policy Consultant

Minami Kakuda

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Policy Expert and Executive Board Support

Max Jablonowski

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Communications and Campaigns Advisor

Maxime Ledieu

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Policy Advisor

Jasmine Puoti

Office Manager and Senior Executive Assistant

Kelsey Ware

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Special Projects Coordinator and Assistant to Policy Managers

Emmanuelle Raveloson Mahasampo

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Administrative Assistant

Gabriella Hagen

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Policy Intern

Mathéo Lamorlette

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Intern

Hanni Rosenbaum

Executive Director

Member of the Executive Committee

German and French national

Hanni Rosenbaum is the Executive Director of Business at OECD (BIAC). In this role, she leads our business diplomacy efforts with the OECD and its members, guides the strategy and policy engagement of our Paris-based office, and ensures we adequately reflect the views of our national member organizations in our communications with the OECD and stakeholders. She works together with our Executive Board to drive our mission forward and oversees our budget.

She previously worked at the Nürburgring/Circuits International in Germany, the European Parliament in Brussels, and Brussels-based global recycling industry association, BIR. She holds advanced degrees in French and English, in applied economic sciences from the Hautes Etudes Commerciales in Brussels and in international relations from the Centre for Diplomatic and Strategic Studies in Paris.

She joined Business at OECD in 1997 and held positions of increasing responsibility. She is fully fluent in English, French and German, and speaks Russian. She also has a black belt in karate and is involved in community projects teaching French for foreigners.

Nicole Primmer

Deputy Executive Director, Policy and Strategic Engagement

Member of the Executive Committee

United States national

Nicole Primmer oversees taxation and fiscal affairs, digital economy policy, education, and G7. She is also responsible for Business at OECD’s engagement to the Annual Consultation with OECD Ambassadors, the OECD Ministerial Council Meeting (MCM), and the engagement with the G7.

Prior to joining Business at OECD in 2000, Nicole worked for the United States Council for International Business (USCIB), for NEC Corporation, and at the Columbia Business School Centre on Japanese Economy and Business under the direction of Professor Hugh Patrick. Nicole holds a Master’s Degree in International Affairs from Columbia University, and a B.A. in French and Political Science from Duquesne University. She also completed graduate studies at Sciences Po in Paris, and is a former Rotary Ambassadorial Scholar at Sofia University in Tokyo. Nicole is fluent in English and French, and has basic fluency in Japanese. She is also an accomplished lyric soprano.

Dominik Kümmerle

Policy Director and Strategic Communications

German national

Dominik Kümmerle coordinates our policy positions to high-level engagements including the OECD Ministerial Council Meeting and our Annual Consultation with OECD Ambassadors. He also oversees Business at OECD’s policy activities related to trade policy, OECD enlargement, China as well as environmental sustainability. Dominik currently also leads on our strategic communications activities.

Prior to joining Business at OECD, Dominik worked in the corporate audit department of the BMW Group, in the East-Asia department of the Federal Foreign Ministry of Germany, and in the marketing department of Clariant Chemicals in Shanghai.

He holds a Master’s Degree from the London School of Economics in the Political Economy of Europe (distinction), and a B.A. in International Business from Munich Business School (top 5%). Dominik is fully fluent in English and German, with good knowledge of French and basic Chinese.

Jacobo Ramos Folch

Policy Manager

Spanish national

Jacobo Ramos Folch supports policy activities in the areas of economic policy, finance, competition, export credits, anti-illicit trade, private pensions, and governance and regulatory policy.

Prior to joining Business at OECD (BIAC), he worked for two years in the Government & Public Affairs division of BBVA Financial Group. Jacobo also worked for the United States Congress and as an intern at the German Parliament (Bundestag).

He graduated with a Master’s Degree in International Affairs (Global Business and Finance Concentration) from Georgetown University. He received a scholarship from Spain’s ‘La Caixa’ foundation to pursue his graduate studies. Jacobo also holds a Bachelor’s Degree in European Politics from King’s College London; he spent his third year at the Humboldt University in Berlin.

Jacobo is fully fluent in Spanish, German, and English and has intermediate proficiency in French.

Emma Brierley

Policy Manager

Emma Brierley supports our policy activities in the areas of economic policy, finance, competition, export credits, anti-illicit trade and governance and regulatory policy.

Prior to joining Business at OECD (BIAC), she worked for two years at the Embassy of Denmark in Paris, France. Emma also worked at the public affairs consultancy APCO Worldwide in Brussels and as a paralegal at the international law firm Hughes Hubbard & Reed LLP in Paris.

She graduated with a Master’s Degree in Public Policy, Management & Public Affairs from Sciences Po Paris and holds a Bachelor’s Degree summa cum laude in Urban Studies & Political Science from Barnard College of Columbia University.

Emma is an American and Danish national and has advanced proficiency in French. She joined Business at OECD (BIAC) in October 2023.

Rokas Morkūnas

Policy Manager and Strategic Member Engagement

Rokas Morkūnas oversees relations with our global business network and stakeholders, manages external campaigns and co-directs our corporate engagement program, which brings together multinational corporations from a wide range of sectors in support of our mission. He also leads our policy initiatives on food and agriculture, health and well-being, as well as SME and Entrepreneurship.

Prior to joining Business at OECD, Rokas gained professional experience working with the United Nations in New York and in public policy consultancy in Vilnius. Rokas holds a Master’s Degree in International Security, focusing on Diplomacy and a Bachelor‘s Degree in Political Science from Sciences Po Paris. He is a Lithuanian national, fully fluent in English with good knowledge of French.

He joined Business at OECD in 2019.

Benedikt Wiedenhofer

Policy Manager

German national

Benedikt Wiedenhofer oversees our policy initiatives related to investment, responsible business conduct, anti-corruption as well as development and emerging markets. Prior to joining Business at OECD, he worked for five years in the International Relations Department of BusinessEurope in Brussels. During his studies, Benedikt also completed internships in the secretariat of the European Parliament, the German embassy in Dublin, and the Siemens EU Government Affairs Office.

Benedikt holds a Master’s Degree in International Relations with a focus on Global Political Economy from the University of Technology Dresden and a Bachelor’s Degree in European Studies from the Catholic University of Eichstaett-Ingolstadt. He also spent a semester at the Pontificia Universidad Católica de Chile in Santiago de Chile and at Nantes University in France, respectively. Benedikt is fully fluent in German, English and French and has a good level of Spanish and Italian.

He joined Business at OECD in April 2023.

Maylis Berviller

Policy Manager

Maylis Berviller joined Business at OECD in September 2021 to support our Committee on Digital Economic Policy (CDEP) as well as cross-cutting issues related to digital.

Prior to joining Business at OECD, Maylis held internships with the OECD for the Global Forum on Transparency and Exchange of Information for Tax Purposes and Société Générale bank, and as a consultant in European affairs for Altermind.

She holds a Master’s degree in Public Policy from Sciences Po Paris. She is a French national fluent in English with good knowledge of Korean and basic German.

Carmelia Estriplet

Tax Policy Consultant

Carmelia Estriplet joined Business at OECD in November of 2023, on secondment from PwC US Tax LLP. She contributes to the work of the Tax Committee, including the working groups on Global Mobility, Pillars One and Two, Tax and Digital, VAT, Tax and Development and Tax and the Environment.

Prior to joining Business at OECD, Carmelia worked as a senior manager in the international tax group in the New York Metro office for PwC US Tax LLP, providing tax consulting services to multinational corporations.

Carmelia received her LLM in Tax with a certificate in International Taxation from the Georgetown University Law Center, a juris doctor from Boston College School of Law and a bachelor’s of science in finance and international business from American University. She is a licensed attorney and a member of the Pennsylvania and New Jersey bars.

Minami Kakuda

Policy Expert and Executive Board Support

Minami Kakuda joined Business at OECD (BIAC) in Decemeber 2022, on secondment from the Dai-ichi Life Insurance Company, Limited. She contributes to the work of our Health Committee, Consumer Policy Committee, Governance and Regulatory Policy Committee, Education Policy Committee, Blockchain Expert Group, and Anti-Illicit Trade Expert Group. She also supports the Executive Director on Board-related matters.

Prior to joining us, she was seconded to the Ministry of Finance of Japan and also worked as a policy researcher at the Dai-ichi Life Research Institute Inc., based in Tokyo, mainly in charge of Health and Education.

Minami holds a Bachelor‘s Degree in education from Waseda University Japan and is fluent in Japanese and English, with basic French.

Max Jablonowski

Communications and Campaigns Advisor

British National

Max Jablonowski supports our work on outreach, member relations, special projects, and communications. He works with the Senior Leadership team strengthening outreach efforts to our global network, contributes to special projects, and communications outputs.

Prior to joining Business at OECD, Max gained experience working as Events and Communications Officer for a leading think tank in the UK supporting their external affairs, media relations, and high-level events schedule. He was previously Communications and Outreach Support at Business at OECD in 2021 as part of his university degree program and he was a Governance Intern at the British Council in France working on Franco-British relations and cultural diplomacy.

He graduated from the University of Exeter in July 2022 with a degree in French and Politics, and he managed the Politics Society as President. He is also a qualified tennis coach.

Max joined Business at OECD in February 2023.

Maxime Ledieu

Policy Advisor

French National

Maxime supports our policy work in the areas of trade and environment and contributes to member outreach and horizontal policy activities.

Prior to joining Business at OECD, Maxime gained professional experience working in the aeronautical and nuclear sector trough the consultancy field. He is a French national and holds a Master’s Degree in International Relations, focusing on Security and Defense and a Bachelor‘s Degree in Economics.

Maxime joined Business at OECD in September 2023.

Jasmine Puoti

Office Manager and Senior Executive Assistant

British and Italian National

Jasmine assists the Executive Director and provides administrative support for: the General Assembly, the Executive Board, invoicing, accounting oversight, and human resource management. Moreover, she supports Policy Directors for the following groups: Investment, Responsible Business Conduct, Anti-Corruption, Development, Corporate Governance and Finance.

Jasmine is fluent in English, French and Italian. She joined Business at OECD in 2015.

Kelsey Ware

Special Projects Coordinator and Assistant to Policy Managers

British National

Kelsey supports Policy Managers in the following policy areas: Anti-Illicit Trade, Digital Policy, Competition, Health, Economic Policy, Export Credits, Employment, Governance and Regulatory Policy, Private Pensions and SMEs.

Kelsey also manages special projects hosted by Business at OECD and supports the coordination of our National Members in our global network.

She holds a Bachelor’s Degree in Philosophy and Master’s Degree in International Human Rights from the University of Essex. She is bilingual in English and French. Kelsey joined Business at OECD in 2023

Emmanuelle Raveloson Mahasampo

Administrative Assistant

Emmanuelle mainly supports the Deputy Executive Director with regards to Tax, Education and Consumer Policy but also works with Policy Directors on topics such as Chemicals, Environment, China, Southeast Asia, Latin America, Food and Agriculture, Biotechnology and Nanotechnology.

Emmanuelle also manages high-level events for the different committees she supports and also assists our Associate Expert Group network.

She holds a Bachelor Degree in International and Comparative Politics from the American University of Paris and is bilingual in English and French. Emmanuelle joined Business at OECD in 2023.

Gabriella Hagen

Policy Intern

Gabriella Hagen supports our policy activities on food and agriculture, health and well-being, as well as SMEs and entrepreneurship. She also contributes to engagement with our national business federations and associate expert group network and assists in high-level event planning.

Prior to joining Business at OECD, Gabriella gained professional experience at the Council of Europe working with human rights and as a journalist reporting on political economic news. Gabriella is currently pursuing a Master’s Degree in International Economic Policy at Sciences Po and holds a Bachelor’s Degree In International Business and Management. She is a Norwegian national, fully fluent in English and all Scandinavian languages with a knowledge of French.

She joined Business at OECD in 2024.

Mathéo Lamorlette

Intern

Mathéo Lamorlette supports our policy activities related to anti-corruption and responsible business conduct, whilst also contributing to administrative activities of the organization.

Mathéo is currently pursuing a Master’s degree in Public Policy at Paris Dauphine University and a Bachelor’s degree in Russian at the National Institute for Oriental Languages and Civilizations. He is also preparing for the French diplomatic service entrance examinations. Mathéo is a French national, fully fluent in English, German and French, with some notions of Russian and Chinese.

He joined Business at OECD in 2024.