Welcome
Services
Production and Reporting
Production and Reporting

Understand and manage your performance

Far from simple accounting production, reporting is a driver of management and performance for your organization. Our teams structure and make your data reliable to inform your decisions.

Your challenges

Production and reporting missions related to your transformation challenges

We support financial departments in their daily challenges: data reliability, process optimization, performance management...

Discuss your challenges with an expert
Confidential and personalized exchange
Making financial information reliable

Ensure accurate, consistent and usable data for management.

Structuring and optimizing processes

Harmonize practices, reduce errors and streamline accounting flows.

Accelerate production times

Reduce closing times and improve the responsiveness of financial departments.

Valuing data

Transform raw data into relevant indicators to inform decisions.

Benefits

What revision and consolidation can do for you

Beyond simple accounting production, production and reporting allow you to make your data reliable and improve transparency for your organization.

Secure financial information

Revised, robust accounts ready to be presented to auditors and partners.

A reduction in risks

Fewer errors, fewer uncertainties, and stronger compliance.

A reliable consolidated vision

Consistent, comparable and usable consolidated statements for management.

Improved strategic management

A finer understanding of the group's performance and its levers.

Benefits

Reliable data, produced with the precision of a committed partner

Each month, our teams produce and analyze financial data from hundreds of organizations, with controlled deadlines, consistent deliverables and a vision that really informs decisions.

Health
BPO

I made the choice to outsource payroll and social management, as well as accounting, to Nexia S&A. It is very valuable.

Agnès De Leersnyder
CEO of Future4care
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.

Experts

Our review and consolidation experts

Lamine Sakho
Lamine Sakho
Managing Director
Lamine Sakho
Managing Director

Associate Director at Nexia S&A, Lamine Sakho joins the management of Montesson. He develops the accounting expertise and management of the firm, supporting multi-sectoral TPE-SME clients with solid experience in BPO.

Yann ROQUES
Yann ROQUES
Partner
Yann ROQUES
Partner

Associate chartered accountant at Nexia S&A, Yann Roques supports SMEs, ETI and subsidiaries of foreign groups in France. He is involved in accounting, auditing and organization, with more than 20 years of experience in the hotel, industry and trade sectors.

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...