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Leonid Mikhelson & family
Rank #91
RUSSIAEnergyGas, chemicals

Leonid Mikhelson & family

Net Worth
$26.357B
0% (24h)
Leonid Mikhelson is a prominent Russian-Israeli billionaire, businessman, and the founder and chairman of Novatek, Russia's largest independent natural gas producer. Born in 1955, he began his career as an engineer in the construction industry before transitioning to the energy sector. Mikhelson's career has been marked by strategic investments and partnerships, notably his significant stake in Sibur, a leading petrochemical company. His estimated net worth is $26.4 billion, as of February 2, 2026. Beyond business, he is a patron of the arts, establishing the V-A-C Foundation to promote contemporary Russian art.

The Full Dossier

Early Life and Education

Leonid Viktorovich Mikhelson was born on August 11, 1955, in Kaspiysk, Russian SFSR. He comes from an Ashkenazi Jewish family. Mikhelson graduated with a degree in Industrial Civil Engineering from the Samara Institute of Civil Engineering in 1977.

Rise to Success

Mikhelson started his career as a foreman in the construction industry in the Tyumen region of Siberia, working on projects such as the Urengoi-Chelyabinsk gas pipeline. In 1987, he became General Director of Kuibishevtruboprovodstroy. After the dissolution of the Soviet Union, he played a key role in privatizing the company, which was renamed NOVA. He then became the General Director of Novafinivest, which later became known as NOVATEK. Under his leadership, Novatek has grown into Russia's largest non-state-owned natural gas provider.

Key Business Strategies

Mikhelson's success is attributed to strategic business moves. He secured licenses for gas exploration in the Yamal-Nenets region. His plans involve expanding Russia's LNG capabilities. Mikhelson also holds a significant stake in the petrochemical company Sibur and has partnered with Gennady Timchenko.

Philanthropy

Mikhelson is known for his deep interest in art and established the V-A-C (Victoria – the Art of Being Contemporary) Foundation to promote contemporary Russian art. He has sponsored museum exhibits in Russia and the U.S.

Career Timeline

2017

Stake in Sibur

Bought a 17% stake in petrochemical company Sibur

1994

Founded Novatek

Founded Novatek (originally Novafininvest), which later became Russia's largest non-state-owned gas producer

1987

General Director

Became General Director of Kuibishevtruboprovodstroy

1977

Graduated

Graduated with a degree in Industrial Civil Engineering from the Samara Institute of Civil Engineering

Philanthropic Impact

Arts and Culture$XB

V-A-C Foundation

Established the V-A-C Foundation to promote contemporary Russian art

Wealth Trajectory