About IDI
IDI is a publicly listed company based in Paris (France) founded in 1970. Private equity investments are focused on French companies by IDI. It operates on a Brokerage / Intermediation model. The company has 48 employees. IDI has completed 10 acquisitions, including ALKAN.fr, CDS Groupe and Culturespaces. Its chief executive, as recorded, is Christian Langlois-Meurinne. IDI offers products and services including Private Equity Investment and LBO and Capital Development. Its focus areas include Financials, Capital Markets and Private Equity. Its legal entity is Le Groupe IDI.
Company details
IDI is established as a leading private equity firm in France, specializing in investments in SMEs and ETIs valued between 10 to 150 million euros, with co-investments up to 250 million euros. Funds are invested in both majority and minority stakes to support ambitious growth projects through LBO and capital development. The company operates with a permanent structure, allowing flexibility in holding periods to maximize value creation. Additionally, through its subsidiary IDI Emerging Markets, expertise is provided in high-growth emerging markets. Sectors covered include technology, healthcare, education, sports, and e-commerce, with a focus on transforming portfolio companies into European and international leaders.
- Annual Revenue$23.75 M (USD)18.09as on Dec 31, 2025
- Net Profit$69.34 M (USD)201.33as on Dec 31, 2025
- EBITDA$71.71 M (USD)235.4as on Dec 31, 2025
- Employee Count48
- Investments & AcquisitionsALKAN.fr
& 9 more
Products & Services of IDI
IDI offers a comprehensive portfolio of products and services, including Private Equity Investment and LBO and Capital Development.
Private equity investments are managed for growth-oriented companies.
LBO and capital development are provided for ambitious projects.
People of IDI
6 people are tracked at IDI (6 in leadership); the tracked headcount is 48.
| Name | Role | Group |
|---|---|---|
Nathalie Balla | Board of Directors | Leadership |
Iris Langlois-Meurinne | Board Member | Leadership |
Augustin Harrel-Courtes | Partner | Leadership |
Christian Langlois-Meurinne | CEO | Leadership |
Julien Bentz | Managing Partner | Leadership |
Marco De Alfaro | Partner | Leadership |
Complete people profiles for IDI
Full employee and board profiles, team structure, tenure and professional contact details require an active premium plan.
- Full employee list
- Team structure
- Board tenure
- Professional contacts
Verified entity values are shown only after access is granted.
IPO & Listings of IDI
IDI is a publicly listed company on the EURONEXT with ticker symbol IDIP in France, operating in the Finance sector. As a publicly traded entity, the company provides investors with opportunities to participate in its growth story through equity ownership. The listing enables access to capital markets, enhances corporate visibility, and provides liquidity for shareholders while maintaining transparency through regulatory compliance and regular financial disclosures.
- IPO date12 Aug 1999
- Listed onBSE: 506485
- Listed entityInstitut de Developpement Industriel SCA
- Exchange sectorFinance
- ISINFR0000051393
- Share price66.60 EUR (-0.6% on the day) · 2026-10-14
- Market capitalisation481,326,404.00 EUR
- Price to earnings4.7
- EPS (diluted, trailing year)14.17 EUR
- Dividend yield4.33%
- Volume (last session)180
Financials of IDI
| Year | Revenue | Net income | EBITDA |
|---|---|---|---|
| 2025 | 20.2M EUR | 59.0M EUR | 61.0M EUR |
| 2024 | 17.1M EUR | 19.6M EUR | 18.2M EUR |
| 2023 | 9.8M EUR | 70.8M EUR | 72.3M EUR |
| 2022 | 9.8M EUR | 80.4M EUR | 78.2M EUR |
| 2021 | 5.1M EUR | 126.2M EUR | 129.3M EUR |
Detailed financial statements for IDI
Statement rows, ratios, five-year trends and downloadable financials of the group companies require an active premium plan.
- Statement rows
- Financial ratios
- Five-year trends
- Downloads
Verified entity values are shown only after access is granted.
Investments & Acquisitions by IDI
IDI has strategically engaged in corporate development activities, having acquired 10 companies. Notable acquisitions include ALKAN.fr, CDS Groupe and Culturespaces.
| Company Name | Description | Domain | Location | Founded | Acquired | Amount |
|---|---|---|---|---|---|---|
Radio planning and optimization software is developed for mobile networks. | forsk.com | Toulouse, France | 1987 | Jun 2025 | •••• | |
Radar management technology is supplied for military radar systems. | intersoft-electronics.com | Olen, Belgium | 1983 | Jun 2025 | •••• | |
Parts made from polyurethane and thermoplastics are moulded and machined. | exsto.com | Lyon, France | 2001 | Apr 2024 | •••• | |
Management of monuments, museums, and art centers is provided. | culturespaces.com | Paris, France | 1990 | Jan 2022 | •••• | |
Multiple management courses and degrees are offered by the college. | talis-education-group.com | Bordeaux, France | 1981 | May 2021 | •••• | |
Reservation management solutions are provided for the hospitality sector. | cdsgroupe.com | Saint Cloud, France | 2001 | Jan 2020 | •••• | |
Producer of television and film content | alkan.fr | Valenton, France | 1923 | May 2017 | •••• | |
Engineered fabrics are designed, produced, and distributed worldwide. | orca.eu | Mouscron, Belgium | 1924 | Sep 2015 | •••• | |
Medical beds, therapeutic mattresses, cushions, and furniture are manufactured. | winncare.com | Ruille Froid Fonds, France | 2010 | Feb 2014 | $22.92M | |
Polymers and chemical products are distributed by Emeraude from Paris. | emeraude-international.com | Paris, France | 1986 | Jun 2011 | •••• |
Complete acquisition details for IDI
Acquired stakes, deal sources and the complete acquisition history require an active premium plan.
- Acquired stakes
- Deal sources
- Complete history
- Exports
Verified entity values are shown only after access is granted.
Timeline of IDI
12 dated milestones of IDI across 55 years, from founding to its latest funding, stage changes and deals.
- Founded IDI is founded.
- IPO Lists on the stock exchange (IPO).
- Acquisition Acquires Emeraude.
- Acquisition Acquires Winncare.
- Acquisition Acquires ORCA PENNEL & FLIPO.
- Acquisition Acquires ALKAN.fr.
- Acquisition Acquires CDS Groupe.
- Acquisition Acquires Talis Education Group.
- Acquisition Acquires Culturespaces.
- Acquisition Acquires EXSTO.
- Acquisition Acquires Intersoft Electronics.
- Acquisition Acquires Forsk.
Web traffic of IDI
The website of IDI (idi.fr) receives about 2.8K visits a month.
- Monthly visits2.8K
▼ 39% vs previous month
Unlock complete access to The Company Check
Get unrestricted viewing across everything we track — from companies and brands to investors, funding rounds, acquisitions, financials, and more.
- Unlimited viewing on all profiles Companies, investors, financials, funding, acquisitions & directors
- Full access to every database India & global coverage, advanced filters and rich profile details
- Always-on access from your team account Single premium plan for everything you see on the portal
Related news about Idi
Complete news archive for IDI
Full article history, source details, and older brand coverage require an active premium plan.
- Full article archive
- Source and publication date
- Older coverage
- Brand-specific news history
Verified entity values are shown only after access is granted.
Frequently Asked Questions about IDI
IDI was founded in 1970.
IDI is headquartered in Paris, France.
Christian Langlois-Meurinne is the CEO of IDI, as recorded in our data.
IDI has 48 employees.
Annual revenue of IDI is $23.75M as on Dec 31, 2025.
IDI is established as a leading private equity firm in France, specializing in investments in SMEs and ETIs valued between 10 to 150 million euros, with co-investments up to 250 million euros. Funds are invested in both majority and minority stakes to support ambitious growth projects through LBO and capital development. The company operates with a permanent structure, allowing flexibility in holding periods to maximize value creation. Additionally, through its subsidiary IDI Emerging Markets, expertise is provided in high-growth emerging markets. Sectors covered include technology, healthcare, education, sports, and e-commerce, with a focus on transforming portfolio companies into European and international leaders.
IDI offers Private Equity Investment and LBO and Capital Development.
Yes, IDI is publicly traded on EURONEXT under the ticker symbol IDIP.
IDI has made 10 acquisitions, including ALKAN.fr, CDS Groupe, and Culturespaces.
IDI operates through Le Groupe Idi.