Billionaire Profile
Alexander Sixt
Global Rank
#2447

Image: Sixt PR | CC BY-SA 4.0 | via Wikimedia Commons

Alexander Sixt

CEO, Car rentals
GERMANY
Real-Time Net Worth
$1.682B
Estimated based on Car rentals stock value as of April 20, 2026
-1.05% (24h)
Age
46
Source
Car rentals
Industry
Automotive
Citizenship
GERMANY

Biography

Alexander Sixt, a co-CEO of Sixt SE, is a key figure in the global automotive industry. He, along with his brother Konstantin, leads Sixt, one of the world's largest car rental companies, steering its strategic direction. His source of wealth stems from the car rental business. With an estimated net worth of $1.5 billion, Alexander has significantly contributed to Sixt's growth, overseeing its expansion and digital transformation. His career includes experience in investment banking and management consulting, and he holds advanced degrees from top institutions, providing a strong foundation for his leadership in the automotive sector.

Fact Checked
Verified by Editorial Team
Live Data
Updated 4/20/2026

Wealth Over Time

In-Depth Profile

Early Life

Alexander Sixt, born in 1980, comes from a family deeply rooted in the car rental business. His grandfather, Martin Sixt, founded Sixt in 1912, creating the first car rental company in Bavaria, Germany. Alexander's father, Erich Sixt, transformed the local operation into a global player, setting the stage for Alexander and his brother, Konstantin, to take on leadership roles. Alexander's early life was intertwined with the family business, likely providing him with insights and a foundational understanding of the industry.

Rise to Success

Alexander Sixt joined Sixt in 2009 and was appointed co-CEO, along with his brother Konstantin, in June 2021. Before becoming co-CEO, he worked in corporate development and strategy, and was responsible for the company's mobility offerings. His career also includes time at Roland Berger Strategy Consultants and investment banking at Deutsche Bank in London. His educational background, including a master's degree from the City University of London and a diploma from ESCP Paris, equipped him with the knowledge to drive Sixt's strategic initiatives and expansion. Alexander's leadership has been crucial in Sixt's embrace of digital mobility solutions, including the Sixt app, combining car rental, sharing, and ride services.

Key Business Strategies

Under Alexander Sixt's leadership, Sixt has focused on consistent customer orientation and technological innovation. Key strategies include:

  • Expansion: Sixt has expanded its global presence, with over 2,000 locations in more than 100 countries. The company continues to grow its U.S. footprint, opening its 50th airport location in the U.S. at John Wayne Airport in December 2024.
  • Digitalization: The Sixt app integrates various mobility services, including car rental, car sharing, and ride-hailing, providing customers with a seamless experience.
  • Sustainability: Sixt is working towards a sustainable mobility strategy focused on an electric fleet and reducing emissions.

Philanthropy

Sixt, under the leadership of the Sixt family, supports the Regine Sixt Children's Aid Foundation DRYING LITTLE TEARS. The foundation supports projects in education, health, welfare, and emergency aid. In 2025, the foundation and Regine Sixt, were honored with awards for their charity work.

Career Milestones

2009

Joined Sixt SE

Began working at Sixt SE, the family-owned car rental company.

2015

Appointed to the Executive Board

Appointed as a member of the Executive Board, responsible for organization and strategy.

2021

Co-CEO of Sixt SE

Appointed as co-CEO, along with his brother Konstantin, taking over from their father, Erich Sixt.

2023

Expansion in the US

Continued expansion of Sixt in the United States market. Opened its 50th airport location in the U.S. at John Wayne Airport in December 2024.

Philanthropy & Social Impact

Children's Aid

Regine Sixt Children's Aid Foundation DRYING LITTLE TEARS

Not Publicly Disclosed

Supports children's aid projects worldwide. Focuses on education, health, welfare, and emergency aid. The foundation has supported over 440 projects in more than 70 countries.

Business Philosophy & Leadership

Notable Quotes

"“This company has been my father's life's work and it is the life's work of me and my brother.”"

Leadership Principles

Customer Focus

Sixt emphasizes consistent customer orientation and a culture of innovation.

Teamwork and Collaboration

Emphasizes a team environment where individuals take ownership and collaborate to achieve the best results.

Entrepreneurship

Promotes an entrepreneurial spirit among employees to create sustainable value

Controversies & Challenges

2022

Data Breach

Sixt Rent a Car faced a class action lawsuit following a cyberattack that compromised employee personal information.

2025

Damage Fee Lawsuit

Sixt agreed to an $11 million settlement over damage fees that customers alleged were unfair and unjustified.