Len Blavatnik profile photo

Len Blavatnik

Global rank #65 · Diversified
Estimated net worth
$35.4B
+$774.46M (2.24%) since the previous Grizzly Bulls update
Updated Oct 15, 2026, 6:41 PM EDT

Profile details

Residence and biographical details are shown from cited sources. Time-sensitive facts are withheld when their supporting evidence is no longer current.

Residence
London, United Kingdom
Current source dated Mar 10, 2026 · Verified Sep 7, 2026
Education
Bachelor of Arts/Science, Moscow State University; Master of Business Administration, Harvard Business School; Master of Science, Columbia University
Source dated Mar 10, 2026 · Verified Sep 7, 2026

Len Blavatnik emigrated from the Soviet Union, founded Access Industries in 1986 and built a diversified fortune through energy, chemicals, media and long-term private investing. [1][3]

From immigrant student to investor

Blavatnik was born in Odesa, raised in the Soviet Union and emigrated to the United States with his family in 1978. He studied computer science at Columbia and later earned an MBA from Harvard before incorporating Access Industries in New York in 1986. [1][2]

Access expanded first through industrial and energy investments, including stakes in Tyumen Oil and the aluminum business that became SUAL. The company later exited TNK-BP in 2013 after a long period of dividends and ownership gains that helped establish Blavatnik's core fortune. [1][3]

Blavatnik then broadened the portfolio into chemicals, entertainment, technology and real estate. Access bought Warner Music Group in 2011 and returned it to the public markets in 2020 at a much higher valuation, reinforcing the group's shift from post-Soviet industrial deals toward a global investment platform. [1][3]

The sequence shows a capital-allocation fortune rather than one tied to a single operating company. Blavatnik repeatedly converted gains and distributions from earlier holdings into new controlling or strategic investments, so Access Industries became the vehicle through which ownership value was recycled across sectors over decades. [1][2][3]

Sources for background

Sources reviewed Sep 15, 2026.

  1. Our Story · Access Industries
  2. Len Blavatnik · Access Industries
  3. Len Blavatnik · Forbes · Mar 10, 2026

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Sources and calculations

Grizzly Bulls tracks this published net worth estimate over time and separately values identified public holdings when share counts and market prices are available. The total shown at the top currently uses the latest available Forbes estimate; holding values shown on this page do not replace it.

A second published estimate from Bloomberg differs by 10.57% from the net worth shown above.

Background citations are listed with the background section so its numbered references remain easy to follow.