In Extenso Overview

  • Service
  • Accounting Firm

  • Year Founded
  • 1991

Year Founded

  • Employees
  • 7,300

Employees

  • Serviced Companies
  • 16

  • Serviced Deals
  • 11

  • Serviced Investors
  • 5

In Extenso General Information

Description

Founded in 1991, In Extenso is an accounting firm headquartered in Lyon, France. The firm provides accounting, legal, taxation, bookkeeping, business planning, business takeovers, auditing, operational assistance, vocational training, and payroll services. In Extenso caters to agriculture, restaurants, hotels, small and medium enterprises, and startups.

Contact Information

Year Founded
1991
Service Provider Type
Accounting/Auditor
Corporate Office
  • 8, Place Hubert mounier
  • 69002 Lyon
  • France
+33 04

In Extenso Services to Companies

Service on a Deal (11)

In Extenso has provided services on 11 deals. It last acted as a tax to Horse Pilot on a . The deal was made in 2026.

Company Name Service Provided Deal Date Deal Type Deal Amount
Horse Pilot Tax Jun 2026
Distrimaq Advisor: General Jan 2026
G2ei Advisor: General Jan 2025
Oresa (Distributors/Wholesale) Legal Advisor Jan 2025
Ecole Supérieure Européenne de l'Intervention Sociale Advisor: General Nov 2024
JL&P Accounting Mar 2024
APSM Advisor: General Jul 2023
AREV TP Accounting Oct 2021
Bourasseau Industrie Auditor Jan 2019
Stratobois Auditor Jun 2013
You’re viewing 10 of 11 services to companies. Get the full list »

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In Extenso Services to Investors

Service on a Deal — Buy Side (5)

In Extenso has provided buy side services on 5 deals. It last acted as a general advisor to Apqm Invest on a . The deal was made in 2026.

Investor Name Service Provided Deal Date Deal Type Deal Amount
Apqm Invest Advisor: General Sep 2026
Advanced Manufacturing & Machining Group Accounting Jul 2024
Norsys Legal Advisor Dec 2023
Groupe Charpentier Legal Advisor Oct 2021
Malherbe Transports Advisor: General May 2014
To view In Extenso’s complete services on a deal — buy side history, request access »

Service on a Deal — Sell Side (1)

In Extenso has provided sell side services on 1 deal. It last acted as a general advisor to Engie on a . The deal was made in 2024.

Investor Name Service Provided Deal Date Deal Type Deal Amount
Engie Advisor: General Dec 2024
To view In Extenso’s complete services on a deal — sell side history, request access »

In Extenso Investment Preferences

Preferred Industries Preferred Verticals Preferred Deal Types Geographic Preferences Transaction Amount

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In Extenso Affiliates

Subsidiaries (7)

Name Industry Location Year Founded
Money flow Cholet, France 2019
In Extenso Patrimoine National Holding Lyon, France 2018
Caneva Paris, France 2006
Lionel Durand Accounting Firm Saint-Herblain Cedex, France 1996
Groupe Fidexpert Montreux, Switzerland 1961
You’re viewing 5 of 7 affiliates. Get the full list.  »

In Extenso FAQs

  • When was In Extenso founded?

    In Extenso was founded in 1991.

  • Where is In Extenso headquartered?

    In Extenso is headquartered in Lyon, France.

  • What is the size of In Extenso?

    In Extenso total number of employees/professionals is 7,300.

  • What service provider type is In Extenso?

    In Extenso's service provider type is Accounting Firm.

  • What companies has In Extenso invested in or acquired?

    In Extenso has invested in or acquired companies like Caneva, Lionel Durand Accounting Firm, and Finomys.

  • What are In Extenso subsidiaries?

    Money flow, In Extenso Patrimoine National Holding, and Caneva are subsidiaries of In Extenso.

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