Net Worth Comparison

Jerzy Starak vs Mark Zuckerberg

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

Jerzy Starak

Jerzy Starak

Net Worth
$5.426B
+0.00% today
Mark Zuckerberg
Wealthier

Mark Zuckerberg

Net Worth
$207.68B
+$202.3B more than Jerzy
+0.40% today

Wealth at a Glance

Jerzy Starak$5.426B
Mark Zuckerberg$207.68B

Net worth gap: $202.3B — equivalent to 97% of Mark's total wealth.

Tale of the Tape

Jerzy Starak
Mark Zuckerberg
$5.426B
Net Worth
$207.68B
#772
Global Rank
#6
78
Age
41
POLAND
Country
UNITED STATES
Pharmaceuticals
Source of Wealth
Facebook
Healthcare
Industry
Technology
Warsaw University of Life Sciences (SGGW)
Education
Harvard University (dropped out)
Annual Salary
$0.0M

Net Worth History

YearJerzyMarkLeader
2022$65B
2023$170B
2024$5.5B$224.1BMark
2025$5.5B$222BMark
2026$5.426B$207.68BMark

Career Highlights

Jerzy Starak

  1. 1970s
    Founded Comindex
    Established Comindex, which introduced leading consumer goods brands to the Polish market.
  2. 2000
    Acquired Polpharma
    Purchased Polpharma, transforming it into the largest pharmaceutical company in Poland.
  3. 2008
    Founded Starak Family Foundation
    Established a foundation to support talented young people and promote art.

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.

The Verdict: Mark Zuckerberg vs Jerzy Starak

As of May 2026, Mark Zuckerberg leads this comparison with a net worth of $207.68B, placing at #6 in the global rankings. Jerzy Starak follows at $5.426B — a gap of $202.3B.

The two leaders come from distinct industries — Healthcare for Jerzy Starak 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.

Jerzy Starak is 78 years old versus 41 for Mark Zuckerberg, a difference of 37 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.