Xavier Niel
Founder at ILIAD
Net worth: 6 205 M $ as of 29/11/2025
Profile
Mr. Xavier Niel is an Independent Director at KKR & Co., Inc., an Independent Director at KKR Management LLC, a Member-Supervisory Board at Mediawan SA, a Chairman at 42 University, a Chairman at NJJ Capital SAS, a Founder & President at Kima Ventures SASU, a Chairman at Freebox SAS, a Chairman & Senior Vice President at Iliad, a Chairman at 1bis Place des Vosges SAS, a Chairman at Atelier 37 SAS, a Chairman at Holdco SAS, a Chairman at Invest SB SAS, a Chairman at La Cie Des Immeubles Parisiens SAS, a Chairman at Matterhorn Gph SAS, a Chairman at NJJ Boru SASU, a Chairman at Njj Europe Acquisition SAS, a Chairman at Njj Galway SASU, a Chairman at NJJ Holding SAS, a Chairman at NJJ Immobilier SAS, a Chairman at Njj Invest Alpha SAS, a Chairman at Njj Invest Beta SAS, a Chairman at Njj Invest Gamma SAS, a Chairman at NJJ Strategy SASU, a Chairman at NJJ Tara SASU, a Chairman at NJJ Télécom Europe SASU, a Chairman at Proper SAS, a Chairman at Salt Mobile AG, a Chairman at SE 51 SAS, a Chairman at Sons Holdco SAS, a Legal Manager at Elysées Capital SCI, a Legal Manager at Sci Paris Grenelle, a Legal Manager at Sons, a Manager at OH4S SC and a Member at Conseil National du Numérique. He is on the Board of Directors at Unibail-Rodamco-Westfield SE, 2MX Organic SA, KKR & Co., Inc., KKR Management LLC, Mediawan SA, Free Senegal, Monaco Telecom SAM, NICE-MATIN SA, Step-In SAS, Telecom Comores Holding Ltd., Le Nouvel Observateur du Monde SA, Maya Africa Holding, Salt Network SA, Société Éditrice du Monde SA and eircom Holdings (Ireland) Ltd.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
Millicom International Cellular SA
 Millicom International Cellular SA Wireless TelecommunicationsCommunications Provides mobile, fixed telephony, cable and broadband services 42.19% | 11/11/2025 | 70,470,018 ( 42.19% ) | 3 740 M $ | 29/11/2025 |
| 30/12/2024 | 21,666,482 ( 15.13% ) | 2 304 M $ | 29/11/2025 | |
GAM Holding AG
 GAM Holding AG Operates as a global asset management firm 75.06% | 30/12/2024 | 809,595,997 ( 75.06% ) | 158 M $ | 29/11/2025 |
| 25/02/2025 | 29,035 ( 0% ) | 4 M $ | 29/11/2025 |
Latest news about Xavier Niel
Xavier Niel active positions
| Companies | Position | Start |
|---|---|---|
| MEDIAWAN | Founder | 31/12/2014 |
| ILIAD | Founder | 30/08/1987 |
| TERACT | Director/Board Member | 16/09/2020 |
| KKR & CO. INC. | Director/Board Member | 28/02/2018 |
eircom Holdings (Ireland) Ltd.
 eircom Holdings (Ireland) Ltd. Provides fixed line and mobile telecommunications services | Director/Board Member | - |
NJJ Télécom Europe SASU
 NJJ Télécom Europe SASU Provides investment services | Chairman | - |
NJJ Boru SASU
 NJJ Boru SASU Functions as an investment holding company | Chairman | - |
Njj Galway SASU
 Njj Galway SASU Provides investment services | Chairman | - |
NJJ Tara SASU
 NJJ Tara SASU Functions as an investment holding company | Chairman | - |
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Former positions of Xavier Niel
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Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 83 |
|---|---|
KKR Management LLC
 KKR Management LLC Provides investment advisory services | |
Iliad SA
 Iliad SA Major TelecommunicationsCommunications Provides internet access and telecommunication services | Communications |
Le Monde SA
 Le Monde SA Publishing: NewspapersConsumer Services Publishes daily newspapers | Consumer Services |
Free SAS
 Free SAS Internet Software/ServicesTechnology Services Operates as online platform that provides internet broad band subscription services | Technology Services |
NICE-MATIN SA
 NICE-MATIN SA Publishing: NewspapersConsumer Services Operates as a press group that publishes newspapers | Consumer Services |
Salt Mobile AG
 Salt Mobile AG Wireless TelecommunicationsCommunications Provides wireless telecommunications services | Communications |
WorldNet
 WorldNet Specialty TelecommunicationsCommunications Internet service provider | Communications |
Le Nouvel Observateur du Monde SA
 Le Nouvel Observateur du Monde SA Publishing: Books/MagazinesConsumer Services Publishes news magazine | Consumer Services |
Monaco Telecom SAM
 Monaco Telecom SAM Major TelecommunicationsCommunications Provides telecommunications services | Communications |
Unibail-Rodamco-Westfield SE
 Unibail-Rodamco-Westfield SE Real Estate Investment TrustsFinance Operates as a retail real estate investment trust | Finance |
ATEME SA
 ATEME SA Telecommunications EquipmentElectronic Technology Operates as a holding company with interests in the manufacture and sale of video compression equipment and software | Electronic Technology |
KKR Group Co., Inc.
 KKR Group Co., Inc. Investment ManagersFinance Provides private equity, infrastructure and real estate investment & provides asset management services | Finance |
Société Éditrice du Monde SA
 Société Éditrice du Monde SA Publishing: NewspapersConsumer Services Publishes newspaper | Consumer Services |
Freebox SAS
 Freebox SAS Wholesale DistributorsDistribution Services Wholesales electronic and telecommunication equipment | Distribution Services |
Holdco SAS
 Holdco SAS Financial ConglomeratesFinance Provides financial services | Finance |
Kima Ventures SASU
 Kima Ventures SASU Investment ManagersFinance Kima ventures invests in startups globally. It focuses on a wide variety of sectors and provides financing for all stages with an investment size of EUR 150,000. | Finance |
NJJ Capital SAS
 NJJ Capital SAS NJJ Capital invests in companies located in France. It targets companies operating in a broad range of sectors and industries. It provides financing for growth and buyout transactions. | |
Elysées Capital SCI | |
Atelier 37 SAS | |
NJJ Holding SASU
 NJJ Holding SASU Functions as an investment holding company | |
NJJ Immobilier SAS | |
NJJ Market SAS | |
Conseil National du Numérique | |
My Love Affair Ltd.
 My Love Affair Ltd. Operates as a marketing agency | |
Sons | |
NJJ Invest Tel SAS | |
3617 ANNU | |
Arts Live Entertainment SAS
 Arts Live Entertainment SAS Provides an online live show productions | |
eircom Holdings (Ireland) Ltd.
eircom Holdings (Ireland) Ltd. Provides fixed line and mobile telecommunications services | |
Golan Telecom Ltd.
 Golan Telecom Ltd. Operates a mobile network | |
Step-In SAS
 Step-In SAS Develops mobile application for shopping activities | |
NJJ Capital Monaco Acquisition SASU | |
Le Diderot SARL
 Le Diderot SARL Provides personal services | |
Mediawan SAS
 Mediawan SAS Produces and distributes animated films, dramas & audiovisual related content | |
Njj Indian Ocean SAS | |
Njj Invest Alpha SAS | |
Njj Invest Gamma SAS | |
Njj Invest Beta SAS | |
Njj Europe Acquisition SAS | |
Njj Animation SAS | |
It Solutions Factory SAS | |
Sehf SAS | |
Njj Presse SAS
 Njj Presse SAS Operates as a publishing company | |
Blackpills SAS | |
Sons Holdco SAS | |
Njj Entertainment SAS | |
Njj Suisse Acquisition SAS
 Njj Suisse Acquisition SAS Provides investment fund and financial services | |
Njj Innovation SAS | |
Matterhorn Gph SAS | |
Salt Network SA | |
9 rue de Lagny SARLU
 9 rue de Lagny SARLU Provides real estate services | |
SE 51 SAS
 SE 51 SAS Provides hotels and accommodation services | |
NJJ Télécom Europe SASU
NJJ Télécom Europe SASU Provides investment services | |
Station F SAS
 Station F SAS Station F SASU provides business and management consulting services. It offers its solutions to start-up firms. The company is headquartered in Paris, France. | |
Free Senegal
 Free Senegal Provides mobile services | |
1bis Place des Vosges SAS
 1bis Place des Vosges SAS Provides accommodation renting services | |
Golf du Lys-Chantilly SASU
 Golf du Lys-Chantilly SASU Provides sports facilities management services | |
Invest SB SAS
 Invest SB SAS Functions as an investment holding company | |
NJJ Investco SASU
 NJJ Investco SASU Functions as an investment holding company | |
NJJ North Atlantic SASU
 NJJ North Atlantic SASU Functions as investment holding company | |
NJJ Project Two SASU
 NJJ Project Two SASU Functions as an investment holding company | |
NJJ Project Three SASU
 NJJ Project Three SASU Functions as an investment holding company | |
NJJ Exclusive SAS
 NJJ Exclusive SAS Functions as an investment holding company | |
NJJ Strategy SASU
 NJJ Strategy SASU Provides investment services | |
NJJ Télécom SASU
 NJJ Télécom SASU Functions as an investment holding company | |
NJJ Tara SASU
NJJ Tara SASU Functions as an investment holding company | |
Njj Galway SASU
Njj Galway SASU Provides investment services | |
NJJ Boru SASU
NJJ Boru SASU Functions as an investment holding company | |
NJJ Project Five SASU
 NJJ Project Five SASU Functions as an investment holding company | |
Kima Ventures II SASU
 Kima Ventures II SASU Functions as a venture capital fund | |
OH4S SC | |
Njj Project Four SAS | |
Square Vergennes SAS | |
La Cie Des Immeubles Parisiens SAS
 La Cie Des Immeubles Parisiens SAS Provides real estate services | |
Kleber Levallois SNC
 Kleber Levallois SNC Provides real estate services | |
Sci Paris Grenelle | |
Telecom Comores Holding Ltd. | |
Maya Africa Holding | |
42 University
 42 University Operates as engineering college | |
2MX Organic SA
 2MX Organic SA Operates as a special purpose acquisition company | |
Iliad Holding SAS
 Iliad Holding SAS Operates as a holding company through its subsidiaries provides internet, mobile telecommunication, cloud infrastructure, IoT and managed services | |
KKR & Co., Inc.
 KKR & Co., Inc. Operates as an investment management firm that specializes in private markets | |
Teract SA
 Teract SA Operates garden centers, pet and food retails stores |
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