In Extenso Email Format
AccountingAuvergne-rhône-alpes, France1001-5000 Employees
In Extenso is a longstanding accounting firm founded in 1991 and headquartered in Lyon, in the Auvergne-Rhône-Alpes region of France. It operates through a network of roughly 280 sites across France and neighboring countries, including Switzerland, Belgium, Luxembourg and Spain, delivering close-to-client services. The firm provides a wide range of services covering accounting, administrative, legal, tax and payroll matters, and it maintains specialized advisory lines in mergers and acquisitions, tourism culture hospitality, wealth management, innovation growth, and legal services. It is a major actor in payroll in France, processing about 245,000 payslips each month. A notable recent development is a strategic partnership announced in March 2026 with Visma Group, which acquired a minority stake in In Extenso Group to reinforce the project and the firm’s capabilities for French chartered accountants.