For over twenty years, Michel Grangier developed expert and audit mandates within the firm Fidam. He continues to undertake special mandates while also managing audit engagements. With his in-depth knowledge of the challenges faced by SMEs in the region, he specializes in auditing these types of companies and providing them with administrative and accounting support.

Michel Grangier has also acquired extensive experience in corporate liquidation, restructuring, and reorganization procedures. He lectures in accounting, finance, and business economics at the HES-SO in Yverdon and at the Construction School of the Vaud Federation of Contractors. This activity allows him to maintain close contact with theory and to share this knowledge with his clients.