Brockman vs Lisin

OpenAI and NLMK.

The differences

Forbes puts Greg Brockman about $0B ahead of Vladimir Lisin.Forbes figures from 9 Oct 2026 and 9 Oct 2026.
Greg Brockman: co-founded it. Vladimir Lisin: built it up.
Vladimir Lisin is about 31 years older than Greg Brockman.
Greg Brockman is from United States; Vladimir Lisin is from Russia.

Put someone else on either side

Brockman

Lisin

Net worth, Forbes: $25.5BForbes, 9 Oct 2026; $25.5BForbes, 9 Oct 2026
Net worth, Bloomberg: $25.5BBloomberg, 17 Oct 2026; $21.2BBloomberg, 15 Oct 2026
Forbes rank: No. 95Real-Time list, 9 Oct 2026; No. 94Real-Time list, 9 Oct 2026
Billionaire since: 2026Forbes called him the richest newcomer to its 2026 Forbes 400; Not stated

How it started: Co-founded itLeft Stripe in 2015 to co-found OpenAI with Sam Altman, Elon Musk, Ilya Sutskever and others; Built it upBecame NLMK chairman in 1998 and, using profits from metals trading, acquired about 90% of the company by 2004
Main source: OpenAI stockBloomberg credits him with a $25 billion OpenAI stake and $471.3 million in Stripe shares; NLMK stockBloomberg: most of his fortune is his 79.3% NLMK stake; he also owns First Port and the baby-food maker Progress
Companies: OpenAIOpenAI: Co-founder and president; NLMKNLMK: Chairman of the board
Biggest stake: OpenAIStake not stated; NLMK79.3% owned

Born: 1987Thompson, North Dakota, United States; 6 May 1956Ivanovo, Russia
Country: United StatesLives in San Francisco, California, United States; RussiaLives in Moscow, Russia
Education: Left university without a degreeLeft Harvard, then left MIT in his junior year to join Stripe in 2010; Graduate degreeDoctorate, Russian Academy of Economics; degree from the Siberian Metallurgical Institute (1979)
Parents: Son of two physicians; Not stated

Role now: Runs the companyPresident of OpenAI; Chair of the boardChairman of NLMK's board
Successor: Not stated; Not stated
Public office: None found; None found
Legal record: None found; None found