Mazars – Finance Transformation Lab
With over 20 years of experience gained internationally, Mariann has worked mainly at large multinational corporations. She began as a trainee chartered accountant at KPMG Hungary, before embarking on a career in industry. At first, she worked in various internal audit roles of increasing responsibility, bringing process improvement solutions to senior management while ensuring compliance with accounting regulations, laws, as well as company policies.
She then progressed into regional finance, starting with internal control and management oversight of increasingly extensive portfolios of companies. Her responsibilities included championing an ethics-based culture, providing advice on complex accounting issues, compliance, financial reporting, and supporting various organizational change projects. Most recently, she moved into a financial advisory role on integrating large acquisitions, driving cultural as well as operational change. Currently a freelance consultant, facilitator, and researcher with a special interest in the role of accountants and the finance profession in corporate governance and ethics, as well as on how conversational leadership can nurture integrity and earning trust.
Mariann has a Mastère Spécialisé (Consulting and Coaching for Change) at HEC Paris and Said Business School, University of Oxford and is a Certified Chartered Accountant (ACCA). She also hold Certificates in Training, Action Learning, Digital Training Courses, Design Thinking, and soon in Ethics.
Professional Experience Highlights:
Independent Contributor – Mazars Finance Transformation Lab; The Change Leaders; Mom’ Frenay
Business Unit Controller; Integration Lead; Regional Controller; Senior Financial and Operations Auditor; - United Technologies Corporation (Corporate, Climate Controls, and Security Divisions)
Corporate Auditor – Coca-Cola HBC
Senior Auditor – The Open Society Foundation
Auditor – KPMG Hungary