In Extenso Employee Directory

AccountingAuvergne-rhône-alpes, France1001-5000 Employees

In Extenso is a longstanding accounting firm founded in 1991 and headquartered in Lyon, in the Auvergne-Rhône-Alpes region of France. It operates through a network of roughly 280 sites across France and neighboring countries, including Switzerland, Belgium, Luxembourg and Spain, delivering close-to-client services. The firm provides a wide range of services covering accounting, administrative, legal, tax and payroll matters, and it maintains specialized advisory lines in mergers and acquisitions, tourism culture hospitality, wealth management, innovation growth, and legal services. It is a major actor in payroll in France, processing about 245,000 payslips each month. A notable recent development is a strategic partnership announced in March 2026 with Visma Group, which acquired a minority stake in In Extenso Group to reinforce the project and the firm’s capabilities for French chartered accountants.

Find In Extenso employees' phone numbers or email addresses

In Extenso Global Highlights

Location
Employees

Europe
3.3K

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  • France
    3.3K
  • Belarus
    10
  • Switzerland
    7
  • Spain
    2
  • Netherlands
    1
  • Belgium
    1
  • United Kingdom Of Great Britain And Northern Ireland
    1
  • Poland
    1

Africa
48

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  • Tunisia
    46
  • Ethiopia
    1
  • Morocco
    1

North America
7

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  • United States Of America
    4
  • Canada
    3

Asia
3

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  • India
    2
  • Iran
    1

South America
1

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  • Colombia
    1

In Extenso's Leadership

  • Stylized image of a person
    S. J.
    Cio
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  • Stylized image of a person
    S. J.
    Cio
    Phone icon
  • Stylized image of a person
    I. G.
    Chief Accounting Officer
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  • Stylized image of a person
    S. F.
    Chief Accounting Officer
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  • Stylized image of a person
    J. M.
    President
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  • Stylized image of a person
    M. F.
    Head Of Legal
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    T. B.
    Président Associé
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  • Stylized image of a person
    A. C.
    International Trading Company Partner
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In Extenso Employee Metrics

100%
50%
0%
2026
2025
  • Accounting
  • Community & Social Services
  • Analytics
  • Business
  • Branding
  • Other
  • Consultant

Contact profiles from In Extenso

Name
Title
Contact Info
Location
Last Update
  • Stylized image of a person
    S. J.
    Cio
    Phone icon
    FranceAuvergne-Rhône-Alpes
    Jun 03, 2026
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    T. B.
    Président Associé
    Phone icon
    FranceProvence-Alpes-Côte d'Azur
    Mar 24, 2026
  • Stylized image of a person
    A. C.
    International Trading Company Partner
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    Oct 23, 2024
  • Stylized image of a person
    E. C.
    Cosmetics International Trading Company Partner
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    Oct 16, 2024
  • Stylized image of a person
    G. D.
    Président Codev Mont-De-Marsan Agglo
    Phone icon
    Feb 06, 2026
  • Stylized image of a person
    I. G.
    Chief Accounting Officer
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    FRANCE
    Oct 31, 2023
  • Stylized image of a person
    J. M.
    President
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    FRANCEORNE
    Jun 03, 2024
  • Stylized image of a person
    N. L.
    Senior Agency Partner
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    Oct 22, 2024
  • Stylized image of a person
    S. F.
    Chief Accounting Officer
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    FRANCEHAUTE GARONNE
    Oct 31, 2023
  • Stylized image of a person
    S. J.
    Cio
    Phone icon
    FRANCEPAS-DE-CALAIS
    Jun 03, 2026

Frequently Asked Questions

What is In Extenso known for?

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In Extenso was founded in 1991 operates in the Accounting industry. The company's main headquarters is located in 8 Place Hubert Mounier Lyon, Auvergne-rhône-alpes 69002 France; you can contact the main corporate office by phone at . Explore In Extenso's company overview page for more information.

What is In Extenso's most common email format?

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In Extenso employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more In Extenso email formats with LeadIQ.

How many employees does In Extenso have currently?

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In Extenso has approximately 3.5K employees as of May 2026. These team members are located across 5 continents, including EuropeAfricaNorth America.

Who are In Extenso's key employees and leadership?

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As of May 2026, In Extenso's key employees include:

  • Cio: S. J.
  • Cio: S. J.
  • Chief Accounting Officer: I. G.
  • Chief Accounting Officer: S. F.
  • President: J. M.

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