Missions to guarantee the reliability and transparency of your financial information
In a constantly evolving regulatory and economic environment, the quality of financial reporting is a strategic priority. For Nexia S&A, auditing is more than just a legal requirement: based on an in-depth understanding of your business and its environment, it adds value by helping you optimize your processes and ensure the credibility of your financial statements with your partners, investors, and regulatory authorities.
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Ensure that accounts accurately reflect economic reality by limiting errors, omissions and risks of manipulation.
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Ensure that the company correctly applies the standards and rules in force in order to avoid any risk of sanctions or recovery.
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Integrate IT governance issues into the audit process to secure processes, identify vulnerabilities and ensure system compliance.
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Evaluate the robustness of key processes to identify weaknesses that could lead to errors or fraud.
An audit reinforced by multidisciplinary expertise
Our audit approach is designed to be proactive, rigorous, and tailored to the specific needs of your organization. With over 120 auditors and more than 1,000 statutory audit engagements, we bring high-level technical expertise to every client, regardless of the complexity of their structure.
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Une mission d'audit menée avec rigueur et indépendance, centrée sur vos zones de risques prioritaires, pour certifier vos comptes et apporter à vos parties prenantes une assurance fiable sur la qualité de votre information financière.
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A quarter of our mandates include the audit of consolidated accounts, especially for groups under LBO. Our teams master the legal, fiscal and accounting specificities of group structures and alert you to specific issues.
A global approach to the governance of information systems: control of IT risks, regulatory compliance, adequacy of the IS with business strategy. From preparation to conclusion, we document, test, and provide operational recommendations.
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As an OTI accredited by COFRAC and an authorized H2A auditor, we verify your extra-financial performance declarations (DPEF) and your CSRD sustainability reports to guarantee compliance and credibility.
What an audit can do for you
Beyond the certification of accounts, our support helps you to better manage, prevent risks and reassure your partners.
Clear, accurate and standards-compliant financial statements for a true picture of the health of your business.
Proactive identification of areas of vulnerability to limit errors, fraud, and disputes.
Partners reassured thanks to transparent and controlled financial information.
Continuous improvement of accounting and financial procedures for greater efficiency and responsiveness.
A rigorous audit, at the service of the reliability and value of your accounts
With more than 1,000 legal audit mandates, Nexia S&A delivers much more than a certification: an expert reading of your company, its risks and its optimization levers.
We are fortunate to have auditors who bring us much more than a simple audit, thanks to qualified and available people.
Our commitment to transparency
In accordance with regulatory obligations applicable to legal audit firms, Nexia S&A publishes its annual transparency report. This document outlines our governance, quality control procedures, and the firm's financial information.
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 financial audit 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...