Net Worth Comparison

Thomas Kaeser vs Mark Zuckerberg

Real-time net worth, career, and company comparison — updated June 2026.

Thomas Kaeser

Thomas Kaeser

Net Worth
$6.248B
+0.00% today
Mark Zuckerberg
Wealthier

Mark Zuckerberg

Net Worth
$207.68B
+$201.4B more than Thomas
+0.40% today

Wealth at a Glance

Thomas Kaeser$6.248B
Mark Zuckerberg$207.68B

Net worth gap: $201.4B — equivalent to 97% of Mark's total wealth.

Tale of the Tape

Thomas Kaeser
Mark Zuckerberg
$6.248B
Net Worth
$207.68B
#663
Global Rank
#6
72
Age
41
GERMANY
Country
UNITED STATES
air systems
Source of Wealth
Facebook
Manufacturing
Industry
Technology
Technical University of Karlsruhe
Education
Harvard University (dropped out)
Annual Salary
$0.0M

Career Highlights

Thomas Kaeser

  1. 1979
    Joined Kaeser Kompressoren
    Began working in the family business after completing his education.
  2. 1985
    Managing Partner
    Became Managing Partner of Kaeser Kompressoren GmbH.
  3. 2012
    Chairman of the Managing Board
    Appointed Chairman of the Managing Board at Kaeser Kompressoren SE.
  4. 2023
    Awarded Bavarian Order of Merit
    Received the Bavarian Order of Merit for his contributions to the economy and community.

Mark Zuckerberg

  1. 2004
    Founded Facebook
    Co-founded Facebook while at Harvard University.
  2. 2008
    Became a Billionaire
    Became a billionaire at age 23.
  3. 2012
    Facebook IPO
    Took Facebook public, making it one of the largest IPOs in history.
  4. 2021
    Meta Rebranding
    Facebook rebranded to Meta Platforms, Inc., focusing on the metaverse.

Net Worth History

YearThomasMarkLeader
2022$65B
2023$170B
2024$6.4B$224.1BMark
2025$6.4B$222BMark
2026$6.248B$207.68BMark

The Verdict: Mark Zuckerberg vs Thomas Kaeser

As of June 2026, Mark Zuckerberg leads this comparison with a net worth of $207.68B, placing at #6 in the global rankings. Thomas Kaeser follows at $6.248B — a gap of $201.4B.

The two leaders come from distinct industries — Manufacturing for Thomas Kaeser and Technology for Mark Zuckerberg. Comparing them is therefore a comparison of different underlying asset types, growth rates, and risk profiles rather than a simple head-to-head within the same market.

Thomas Kaeser is 72 years old versus 41 for Mark Zuckerberg, a difference of 31 years. Age context matters in wealth comparisons: a younger billionaire at the same net worth has had less time to accumulate — and in many cases represents a higher compound annual growth rate on their wealth.

Net worth figures are estimates calculated from public shareholding disclosures, stock price data, and reported asset values. See our full methodology.