Stefan Quandt Net Worth (Updated 2024)

What is Stefan Quandt’s Net Worth?

Stefan Quandt is a German billionaire heir, engineer, and industrialist. As of 2024, his net worth was estimated at around $27.9 billion. The majority of Quandt’s wealth comes from his 25.8% stake in the common shares of Bayerische Motoren Werke (BMW), the German luxury vehicle manufacturer. He owns 0.2% directly and the rest through his holding companies AQTON and Delton.

Following his mother’s death in 2015, Quandt’s voting stake in BMW temporarily increased to 34.19%, giving him a “blocking stake” worth around $16.6 billion at the time.

In addition to his BMW holdings, Quandt has investments in various other companies through his holding firms Delton AG and Aqton SE. These include:

  • 87.6% stake in logistics company Logwin AG
  • 100% ownership of homeopathic medicine company Biologische Heilmittel Heel GmbH
  • 60% stake in credit card and passport manufacturer Entrust Datacard
  • Investments in renewable energy companies like Heliatek, Solarwatt, and Kiwigrid

Quandt inherited a significant portion of his wealth from his father, Herbert Quandt, who saved BMW from bankruptcy in 1959 and built it into a leading luxury car manufacturer. After earning a master’s degree in business engineering from the Karlsruhe Institute of Technology, Quandt worked for Boston Consulting Group and Datacard before joining BMW’s supervisory board in 1997.

Here’s the breakdown of Stefan Quandt’s net worth:


Stefan Quandt

Net Worth:

$27.9 Billion

Date of Birth:

May 9, 1966



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Stefan Quandt

Early Life

Stefan Quandt was born on May 9, 1966, in Bad Homburg, Germany, to Herbert Quandt and Johanna Quandt. His father, Herbert Quandt, was a prominent German industrialist known for saving BMW from bankruptcy in 1959 and expanding it into a leading luxury car manufacturer. Herbert Quandt was also a member of the Nazi party and used slave laborers during World War II, a fact that has brought scrutiny to the family.

Stefan Quandt studied economics and engineering at the Karlsruhe Institute of Technology, graduating in 1993. His early career included working for the Boston Consulting Group in Munich from 1993 to 1994 and as a marketing manager for Datacard Group in Hong Kong from 1994 to 1996.

Business Career


Stefan Quandt inherited a 17.4% stake in BMW upon his father’s death in 1982. Through subsequent purchases, he increased his ownership to 25.8% of the common shares, making him the largest single shareholder in the company. His stake is valued at approximately $16.6 billion. Quandt joined BMW’s supervisory board in 1997 and currently serves as the deputy chairman.

Delton AG

Quandt manages several of his inherited holdings through his holding company, Delton AG. Notable investments include:

  • Logwin AG: Quandt owns about 87.6% of this logistics and freight forwarding company.
  • Biologische Heilmittel Heel GmbH: He owns 100% of this homeopathic medicine company.
  • CeDo Household Products: He owns 100% of this company, which produces household items like freezer bags and bin liners.

Aqton SE

Through his second holding company, Aqton SE, Quandt manages investments in renewable energy and other sectors. These include:

  • Heliatek: A company specializing in organic solar panels.
  • Solarwatt: A manufacturer of photovoltaic panels, solar batteries, and energy management solutions.
  • Kiwigrid: A provider of grid-based renewable energy solutions for utilities.

Other Investments

Quandt also has a 60% stake in Entrust Datacard, a company that manufactures credit cards and passports, with annual revenues exceeding $800 million.


Stefan Quandt is actively involved in various philanthropic initiatives through his non-profit organization Aqtivator. The organization supports projects focused on education, integration, and equal opportunity for children, youth, and families.

Quandt has made significant contributions to several foundations and non-profit organizations, including:

  • Friends of the Museum für Moderne Kunst: He serves as the Chair of the Board since 2015.
  • Karlsruhe Institute of Technology (KIT): Quandt is a member of the Supervisory Board since 2013.
  • BMW Foundation: He is a member of the Board of Trustees.
  • Eberhard von Kuenheim Foundation: Quandt serves on the Board of Trustees.
  • Johanna Quandt Foundation: He is a member of the Board of Trustees.
  • Stiftung Charité: Quandt is a member of the Board of Trustees.

In 2016, Quandt and his sister Susanne Klatten provided additional support of €30 million to the BMW Foundation Herbert Quandt, enabling the foundation to expand its global activities and strengthen its impact.

Personal Life

In 2005, Quandt married Katharina, a software engineer. They have a daughter, born on New Year’s Eve of the same year. The family resides in Frankfurt, Germany, and Quandt is known to maintain a low profile and private lifestyle.

Quandt’s father, Herbert Quandt, was a prominent German industrialist who saved BMW from bankruptcy in 1959. However, the family’s Nazi past and the use of forced labor during World War II have been a subject of scrutiny and criticism.

In his leisure time, Quandt enjoys watching football matches but generally keeps his personal life out of the public eye.

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