Accounting · Audit · Advisory
Over 35 years of expertise at your service
Adexco supports you at every stage of your entrepreneurial journey, right through to the transfer of your business.
35+
years of expertise
4,000+
clients supported
Registered with the Paris Île-de-France Order of Chartered Accountants
Member of the KONNY network
Our services
Comprehensive support from a single firm
Accounting, payroll, legal, tax, wealth, financial management and audit: our teams cover all your needs.
Accounting
Bookkeeping or review of your accounts, financial statements, performance analysis and tax compliance.
Payroll and HR
Management of your staff from hiring to departure, payroll processing and social security filings.
Legal and tax
Company law, commercial law, employment law and tax law, in France and internationally.
Wealth management
Structuring, sales and acquisitions, succession planning and tax optimisation.
Management control and finance
Steering tools, financial management, project management, business development and management.
Audit
Statutory audit (certification of accounts) and contractual audits of your operations and organisation.

About us
Assisting and advising you every day
Our mission is to assist and advise you day to day in reaching your goals, and to ensure your compliance with regulatory requirements.
With a team of qualified professionals, we offer tailored solutions that fit your needs precisely, for efficient and sustainable management of your business.
Our values
At the heart of your success
We believe the success of your business depends on a relationship of trust with your accounting firm. That is why our commitment is built on three core values:
Confidentiality
We handle all your information with the utmost discretion, guarantee its confidentiality and abide by the ethical rules of our profession.
Proximity
We remain fully available and take pride in offering a tailored service, closely aligned with your specific needs. A dedicated contact supports you throughout the year, ensuring close and continuous follow-up.
Commitment
We do everything we can to carry out every assignment entrusted to us to the highest standard, in line with our professional standards and the regulations that apply to your business.
In-depth knowledge of your industry
We have developed specific expertise in the following sectors:
- Hotels, cafés and restaurants
- Fruit and vegetable trade
- Tobacconists
- Import-export
- General stores
- Real estate
- Industry

KONNY network
Member of the KONNY network, a mark of quality
Adexco is a member of the KONNY network, which brings together chartered accountants and auditors in France and Africa. Through this network, Adexco draws on a wide range of skills and experience to offer tailored services that combine quality and expertise, so as to meet your needs effectively.
Let’s talk about your project
Starting, growing or passing on your business: our experts are here to build the right solution with you.

