Hexagone Advisory

Hexagone Advisory is a Paris-based accounting and advisory firm founded in 2022 by Paul-Jean Aubertin. It supports businesses ranging from individual entrepreneurs and startups to small and medium-sized companies and multinational groups, tailoring its services to each organisation’s needs. With more than 12 years of experience and a modern, digitally supported approach, the firm aims to provide rigorous, efficient assistance that helps clients meet their obligations and develop their businesses.

Its services include outsourced accounting, accounting reviews and audits, and accounting for groups. The firm also assists with French and international taxation, including tax declarations, reviews of a company’s tax position, and support during tax audits. For international businesses establishing or expanding operations in France, Hexagone Advisory provides guidance on company formation, cross-border accounting and administrative matters, and compliance with IFRS and US GAAP standards.

Additional advisory services cover legal and financial structuring, business plans, forecasts and budgets, management control, financing, company valuation, acquisition audits, and innovation financing.