Welcome
Services
Outsourcing
Outsourcing

Your daily operational partner

Far beyond a simple transfer of tasks, outsourcing your accounting processes becomes a sustainable driver of performance and flexibility. Our teams secure the execution, quality and management and participate continuously in the evolution of your needs.

Your challenges

Outsourcing missions linked to your performance challenges

Thanks to operational and sectoral expertise, we provide long-term support to organizations in optimizing their processes, controlling their performance and managing their transformations, with tailor-made support.

Discuss your challenges with an expert
Confidential and personalized exchange
Optimizing internal resources

Free up time and energy for teams to focus on strategic activities.

Gain operational flexibility

Quickly adapt our capabilities to your workload, activity peaks or specific projects.

Access expert skills

Benefit from a level of expertise adapted to all of your needs thanks to our business certifications (SAP, LEAN,...).

Secure execution and compliance

Manage on a daily basis to control volume, quality and continuity of service. Our indicators give you visibility and allow you to make strategic decisions.

Benefits

What outsourcing can do for you

Far beyond a simple transfer of tasks, outsourcing is becoming a sustainable driver of performance and flexibility.

Reduced costs and increased efficiency

A resource that is immediately operational, without additional recruitments or fixed costs.

Increased performance and service continuity

A dedicated team to guarantee fluidity, reliability and availability of operations.

Strengthened quality and professionalism

Controlled processes, best practices and business expertise integrated into your daily life.

Ability to refocus on strategic priorities

More time for growth, innovation and projects with high added value.

Benefits

Tailor-made support for flawless payroll management

In 2024, Nexia took charge of publishing 4,500 payslips for a major distribution player, saving time, compliance and peace of mind.

Business sector
Issues
Type of structure

With more than 4,500 employees spread across the country, payroll management was a daily challenge. Nexia provided us with a turnkey, reliable and compliant solution. Today, our teams save precious time every month.

Denis Massé
HR Manager @Entreprise
Our services

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.

Expert

Our outsourcing experts

Anne-Lise Courault
Anne-Lise Courault
Partner
Anne-Lise Courault
Partner

A graduate of chartered accountancy, Anne-Lise, who has been with Nexia S&A since 1999, supports subsidiaries of French and international groups in accounting, reporting and taxation. She also teaches the accounting profession at ISC Paris Business School.

Eric DESFONTAINES
Eric DESFONTAINES
Partner
Eric DESFONTAINES
Partner

Associate director at Nexia S&A, Éric Desfontaine is specialized in outsourcing and transforming the accounting function of SMEs and ETIs. He supports his clients on organization, processes and financial performance.

Contact

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.

FAQ

Do you have questions?

Here is what our customers ask us most often before starting a mission.

What types of businesses do you support?

We work mainly with ETIs, growing SMEs, family groups or subsidiaries of international players. Our teams are used to complex and multi-structured environments.

Are you present elsewhere than in Île-de-France?

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.

What is the Nexia international network?

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.

How does a first exchange take place?

An associate contacts you again to understand your challenges, without commitment. We analyze your needs in order to offer personalized support.

What are your areas of expertise?

Audit, accounting expertise, financial and operational advice, taxation and company law. Our services are designed to cover all the challenges of financial departments.

Do you offer occasional support?

Yes, we work on recurring missions as well as on targeted projects: strategic operations, reorganization, flash diagnosis...