The mBank By-Laws (§ 25) states that the Management Board comprises at least three members, appointed for a joint term of office of 5 years. At least half of the Management Board Members, including the President, must be Polish citizens. The Management Board comprises the President and other Management Board Members. The Supervisory Board may entrust the Management Board Members with the function of senior vice-president or vice-president of the Management Board. The current Management Board of mBank comprises 7 members, whose mandate expires on the date of the General Meeting in 2024.

Each member of mBank's Management Board meets the requirements set out in Article 22aa of the Banking Law Act.

The following committees led by Members of the Management Board operate at mBank:

• Investment and Resource Allocation Committee (chairperson: Pascal Ruhland)
• Capital, Assets and Liabilities Management Committee (chairperson: Pascal Ruhland)
• Foreign Branch Supervision Committee of mBank S.A. (chairperson: Cezary Kocik)
• Credit Committee of mBank Group (chairperson: Marek Lusztyn)
• Retail Banking Risk Committee (chairperson: Marek Lusztyn)
• Corporate and Investment Banking Risk Committee (chairperson: Marek Lusztyn)
• Financial Markets Risk Committee (chairperson: Marek Lusztyn)
• Model Risk Committee (chairperson: Marek Lusztyn)
• IT Architecture Committee of mBank S.A. Group (chairperson: Krzysztof Dąbrowski)
• Data Quality and Information Systems Development Committee (chairperson: Pascal Ruhland)
• Investment Banking Committee (chairperson: Marek Lusztyn)
• mBank S.A. Group Sustainable Development Committee (KZR) (chairperson: Marek Lusztyn)

The Supervisory Board has five committees: the Executive and Nomination Committee, the Risk Committee, the Audit Committee, the Remuneration and Nomination Committee and the IT Committee. Members of the Committees are presented below (in the first place - Chairperson of the Committee).