Ralph Dommermuth
Amministratore Delegato presso
UNITED INTERNET AG
Patrimonio netto: 2 490 M $ in data 30/06/2026
Profilo
Fondatore di United Internet AG e 1&1 IONOS SE, Ralph Dommermuth è un uomo d'affari che è stato al timone di 6 diverse aziende e attualmente ricopre la posizione di amministratore delegato di United Internet AG e di presidente del consiglio di sorveglianza di Drillisch Netz AG e di amministratore delegato di 1&1 Drillisch AG (entrambe sono filiali di United Internet AG). In passato Ralph Dommermuth è stato co-amministratore delegato di RD-II Projektentwicklungs GmbH & Co. KG, presidente di United Internet Media AG, amministratore delegato di Drillisch AG e membro del consiglio di sorveglianza di 1&1 IONOS SE.
Partecipazioni note in società pubbliche
| Società | Data | Numero di azioni | Valutazione | Data di valutazione |
|---|---|---|---|---|
UNITED INTERNET AG 48,94% | 31/12/2025 | 93.955.205 ( 48,94% ) | 2 471 M $ | 30/06/2026 |
Borussia Dortmund GmbH & Co. KGaA
 Borussia Dortmund GmbH & Co. KGaA Movies/EntertainmentConsumer Services Operates a professional football club 5,03% | 30/06/2025 | 5.552.929 ( 5,03% ) | 19 M $ | 30/06/2026 |
Ultime notizie su Ralph Dommermuth
Posizioni attive di Ralph Dommermuth
| Società | Posizione | Inizio |
|---|---|---|
| UNITED INTERNET AG | Amministratore Delegato | 29/01/1988 |
| 1&1 AG | Amministratore Delegato | 01/01/2018 |
| IONOS GROUP SE | Presidente | 26/01/2023 |
Internet Economy Foundation
 Internet Economy Foundation Investment Trusts/Mutual FundsMiscellaneous Operates as a internet economy foundation | Presidente | - |
Ralph Dommermuth Beteiligungen GmbH
 Ralph Dommermuth Beteiligungen GmbH Miscellaneous Commercial ServicesCommercial Services Provides business and economic services | Amministratore Delegato | - |
1&1 Telecommunication SE
 1&1 Telecommunication SE Specialty TelecommunicationsCommunications Provides internet services | Direttore/Membro del Consiglio | - |
United Internet Investments Holding GmbH
 United Internet Investments Holding GmbH Investment ManagersFinance United Internet Ventures invest in companies located in North America and Europe, primarily in Germany. The firm targets companies operating in the fields of internet and digital infrastructure. It provides financing for buyout transactions. The firm also acquires minority interest. | Amministratore Delegato | - |
Fashion Outlet Grundbesitz GmbH & Co. KG
 Fashion Outlet Grundbesitz GmbH & Co. KG Real Estate DevelopmentFinance Buys and sells land, buildings & apartments | Amministratore Delegato | - |
Drillisch Netz AG | Presidente | 16/01/2020 |
Precedenti posizioni note di Ralph Dommermuth
| Società | Posizione | Fine |
|---|---|---|
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Esperienze
Posizioni ricoperte
Attive
Inattive
Società nel listino
Aziende private
Relazioni
28
Relazioni di 1° grado
22
Aziende connesse in 1º grado
Uomo
Donna
Amministratori
Dirigenti
Società collegate
| Aziende private | 22 |
|---|---|
1&1 IONOS SE
 1&1 IONOS SE Data Processing ServicesTechnology Services Provides web hosting services | Technology Services |
1&1 Versatel GmbH
 1&1 Versatel GmbH Major TelecommunicationsCommunications Provides fiber optic network services | Communications |
United Internet AG
 United Internet AG Major TelecommunicationsCommunications Provides fixed-line & mobile internet access products and cloud applications | Communications |
Sedo Holding AG
 Sedo Holding AG Advertising/Marketing ServicesCommercial Services Markets on-line advertising space | Commercial Services |
Drillisch AG
 Drillisch AG Specialty TelecommunicationsCommunications Provides telecommunications services | Communications |
Tele Columbus AG
 Tele Columbus AG Cable/Satellite TVConsumer Services Provides cable television, telephone communications and internet subscription services | Consumer Services |
STRATO AG
 STRATO AG Data Processing ServicesTechnology Services Provides web hosting services | Technology Services |
1&1 Versatel Deutschland GmbH
 1&1 Versatel Deutschland GmbH Information Technology ServicesTechnology Services Provides information technology services | Technology Services |
United Internet Investments Holding GmbH
United Internet Investments Holding GmbH Investment ManagersFinance United Internet Ventures invest in companies located in North America and Europe, primarily in Germany. The firm targets companies operating in the fields of internet and digital infrastructure. It provides financing for buyout transactions. The firm also acquires minority interest. | Finance |
Ralph Dommermuth Beteiligungen GmbH
Ralph Dommermuth Beteiligungen GmbH Miscellaneous Commercial ServicesCommercial Services Provides business and economic services | Commercial Services |
United Internet Media GmbH
 United Internet Media GmbH Advertising/Marketing ServicesCommercial Services Provides online media services | Commercial Services |
Rocket Internet SE
 Rocket Internet SE Financial ConglomeratesFinance Invests in technology and internet companies | Finance |
1&1 Telecommunication SE
1&1 Telecommunication SE Specialty TelecommunicationsCommunications Provides internet services | Communications |
1&1 Mail & Media Applications SE
 1&1 Mail & Media Applications SE Specialty TelecommunicationsCommunications Provides telecommunications services | Communications |
Drillisch Netz AG | |
1&1 AG
 1&1 AG Specialty TelecommunicationsCommunications Provides telecommunication services | Communications |
RD-II Projektentwicklungs GmbH & Co. KG
 RD-II Projektentwicklungs GmbH & Co. KG Miscellaneous Commercial ServicesCommercial Services Provides administration and management services | Commercial Services |
Fashion Outlet Grundbesitz GmbH & Co. KG
Fashion Outlet Grundbesitz GmbH & Co. KG Real Estate DevelopmentFinance Buys and sells land, buildings & apartments | Finance |
IONOS Holding SE
 IONOS Holding SE Miscellaneous Commercial ServicesCommercial Services Provides business advisory services | Commercial Services |
1&1 EDV Marketing GmbH | |
Internet Economy Foundation
Internet Economy Foundation Investment Trusts/Mutual FundsMiscellaneous Operates as a internet economy foundation | Miscellaneous |
IONOS Group SE
 IONOS Group SE Data Processing ServicesTechnology Services Offers web hosting, domain registration and cloud solutions | Technology Services |
