Your French partner
International Business Services goes well beyond international administrative management: it becomes a vector of compliance, fluidity and global coordination.
Establishing yourself in France with complete peace of mind
Setting up abroad exposes companies to a multiplicity of regulatory, fiscal and social risks. In France, the complexity of the legal framework and the requirements of the administrations make the support of local experts essential. Our International Business Services team offers a single entry point to centralize all your needs and allow you to focus on your core business.
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A single point of contact for all your accounting, fiscal, social and legal needs in France.
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Access to specialists adapted to your challenges, your specific risks and French standards.
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Navigating the complexities of French law: company law, social law, taxation.
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Nexia network support in nearly 120 countries to coordinate your cross-border operations
Expertise amplified by the mobilization of multiple disciplines
Our IBS team brings together accountants, tax lawyers and specialized lawyers, all familiar with the international environment. Your dedicated contact person coordinates all interventions and guarantees a coherent response to your accounting, social and fiscal challenges. Thanks to our active participation in the Nexia network, we have access to the best local expertise in +120 countries. Our partners regularly participate in the network's technical conferences, which allows us to direct you to the right contacts and to harmonize practices between countries.
We take care of your entire accounting function, from bookkeeping to periodic reports (IFRS/US GAAP), to the preparation of your annual accounts and daily administrative assistance.
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We ensure the preparation of your pay slips and social declarations, and can take care of your entire HR function, from recruitment to the end of contracts, with legal advice in employment law.
We manage your current tax returns and assist you with your specific problems, whether they are a tax audit or transfer pricing issues.
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We support you in all stages of the legal life of your structure in France: constitution, modifications, restructuring, drafting of acts and domiciliation.
What our support can do for you
International Business Services goes beyond simple international administrative management: it becomes a lever for compliance, coordination and global harmonization. Our teams orchestrate your local obligations to secure your operations and streamline your processes in all your countries.
Direct access to specialists in complex regulatory standards.
Coordinated services in +120 countries to simplify your cross-border transactions.
Solutions that adapt to your needs, from payroll to complex missions.
Outsourcing and centralization of your administrative functions to free up your teams.
A single entry point to manage your establishment with complete peace of mind
Each year, our IBS team supports international groups in setting up in France, accounting, taxation, social, with a dedicated contact person, flawless coordination and the support of an active network in more than 120 countries.
Nexia S&A first supported us in preparing and reviewing our annual accounts. Today, its missions have expanded: occasional assistance, support during tax closures and audits, support on fiscal and regulatory issues... The strength of the firm lies in the responsiveness and proximity of the teams. This combination of technical expertise and adaptability makes Nexia S&A a solid partner in meeting market and regulatory challenges.
Our useful resources
Our content helps you better understand your challenges, anticipate changes and discover what's behind the scenes at Nexia.
Our expertise at the service of your ambitions
Your business is evolving, transforming, developing. At every stage, we help you address key challenges with pragmatism and commitment.
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Our IBS experts
Let's discuss your challenges in concrete terms
Whether it is to structure your growth, make your data reliable or to succeed in a strategic operation, one of our partners answers you personally and without commitment.
Do you have questions?
Here is what our customers ask us most often before starting a mission.
We work mainly with ETIs, growing SMEs, family groups or subsidiaries of international players. Our teams are used to complex and multi-structured environments.
We have had 5 offices located in Île-de-France and one in Lyon since the beginning of 2026, but our membership in the international Nexia network allows us to support you in more than 120 countries.
Nexia is a global network of independent firms operating in more than 120 countries. We share common quality standards, which allows us to offer global support while maintaining a close relationship.
An associate contacts you again to understand your challenges, without commitment. We analyze your needs in order to offer personalized support.
Audit, accounting expertise, financial and operational advice, taxation and company law. Our services are designed to cover all the challenges of financial departments.
Yes, we work on recurring missions as well as on targeted projects: strategic operations, reorganization, flash diagnosis...