
Stefan Quandt
Net worth: 14 346 M $ as of 2026-05-30

Net worth: 14 346 M $ as of 2026-05-30
Stefan Quandt is a businessperson who has been at the helm of 6 different companies. Presently, Mr. Quandt occupies the position of Chairman-Supervisory Board of Bad Homburg Vdhoehe, Chairman at DELTON Technology SE, Chairman of Delton Health AG, Chairman-Supervisory Board at Aqton SE and Chairman-Supervisory Board for DELTON AG. He is also on the board of Bayerische Motoren Werke AG, Frankfurter Allgemeine Zeitung GmbH and SOLARWATT GmbH. Stefan Quandt previously was Manager-Asia Pacific Marketing at DataCard Corp. and Chairman of Karlsruher Institut für Technologie. Mr. Quandt received an undergraduate degree from Karlsruher Institut für Technologie.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2025-12-30 | 155,434,375 ( 27.7% ) | 13 560 M $ | 2026-05-30 | |
Logwin AG
Logwin AG TruckingTransportation Provides logistics and transport solutions 87.29% | 2025-12-30 | 2,513,380 ( 87.29% ) | 786 M $ | 2026-05-30 |
| Companies | Position | Start |
|---|---|---|
| BMW AG | Director/Board Member | 1996-12-31 |
Aqton SE
Aqton SE Investment ManagersFinance Aqton invests in companies located in Germany. The firm focuses on automotive industry, digital security & identity protection, photovoltaics & smart grids, and credit rating. It participates in buyout capital requirements. | Founder | 2006-12-31 |
Bad Homburg Vdhoehe
Bad Homburg Vdhoehe Hotels/Resorts/Cruise linesConsumer Services Operates hotels | Chairman | - |
Solarwatt GmbH
Solarwatt GmbH SemiconductorsElectronic Technology Manufactures and sells solar modules | Director/Board Member | - |
DELTON Technology SE | Chairman | 2018-11-18 |
DELTON AG
DELTON AG Investment ManagersFinance Delton invests in companies located in Germany. The firm focuses on logistics, health and technology sectors. It participates in buyout transactions. | Chairman | - |
Frankfurter Allgemeine Zeitung GmbH
Frankfurter Allgemeine Zeitung GmbH Publishing: NewspapersConsumer Services Publishes daily newspapers and business papers | Director/Board Member | 2019-06-23 |
| Companies | Position | End |
|---|---|---|
DataCard Corp.
DataCard Corp. Computer PeripheralsElectronic Technology Provides identification and card personalization solutions | Corporate Officer/Principal | 1995-12-31 |
Karlsruher Institut für Technologie
Karlsruher Institut für Technologie Other Consumer ServicesConsumer Services Functions as a College/University | Chairman | - |
Active
Inactive
Listed companies
Private companies
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
| Private companies | 9 |
|---|---|
Bayerische Motoren Werke AG
Bayerische Motoren Werke AG Motor VehiclesConsumer Durables Manufactures and sells cars, motorcycles and automobiles & provides financial services | Consumer Durables |
DELTON AG
DELTON AG Investment ManagersFinance Delton invests in companies located in Germany. The firm focuses on logistics, health and technology sectors. It participates in buyout transactions. | Finance |
DataCard Corp.
DataCard Corp. Computer PeripheralsElectronic Technology Provides identification and card personalization solutions | Electronic Technology |
Frankfurter Allgemeine Zeitung GmbH
Frankfurter Allgemeine Zeitung GmbH Publishing: NewspapersConsumer Services Publishes daily newspapers and business papers | Consumer Services |
Aqton SE
Aqton SE Investment ManagersFinance Aqton invests in companies located in Germany. The firm focuses on automotive industry, digital security & identity protection, photovoltaics & smart grids, and credit rating. It participates in buyout capital requirements. | Finance |
Solarwatt GmbH
Solarwatt GmbH SemiconductorsElectronic Technology Manufactures and sells solar modules | Electronic Technology |
Karlsruher Institut für Technologie
Karlsruher Institut für Technologie Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Bad Homburg Vdhoehe
Bad Homburg Vdhoehe Hotels/Resorts/Cruise linesConsumer Services Operates hotels | Consumer Services |
DELTON Technology SE |
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