John Reece Net Worth

John Reece has an estimated net worth of $5.8 billion, according to Forbes Real-Time Billionaires, John Reece profile (figures as of October 20, 2026). That is up from $4 billion in 2019.

John Reece is a British businessman known for his long career at the chemicals group Ineos. He joined the company in 2000 as financial director, less than two years after it was founded. Before that, he was a chartered accountant and a partner at PricewaterhouseCoopers, where he worked with chemicals firms. He studied economics at Cambridge and still sits on the Ineos board while also serving as chief financial officer and a minority shareholder.

His wealth comes from that minority stake in Ineos, a London-based manufacturing group with a wide chemical business. The company makes products including synthetic oils, plastics, and solvents used to make insulin and antibiotics. It also became a major player in U.K. shale, and its 600-foot Dragon Ships were the first to bring U.S. shale gas into Europe. Forbes put Reece at $5.8 billion on its real-time billionaires tracker on October 20, 2026.

How John Reece built his fortune

Reece made his money through Ineos, where he moved from accounting into a top finance role early in the company’s life. He joined in 2000 after working at PricewaterhouseCoopers, where he focused on chemicals clients. At Ineos, he became chief financial officer and kept a minority shareholding. That stake is the main reason he ranks among Britain’s richest business figures, according to Forbes.

Ineos operates across several parts of manufacturing and energy. The company produces synthetic oils, plastics, and solvents used in medicines such as insulin and antibiotics. It also expanded into shale, becoming one of the largest players in that sector in the U.K. Reece stayed involved as a board member while the business kept growing through large deals, including chemical purchases from BP and joint ventures with Sinopec.

Forbes estimates over time

Forbes has tracked Reece’s fortune through several ups and downs tied to Ineos and the wider chemicals and energy business. It estimated his wealth at $4 billion in 2019, then $5.7 billion in 2021, and $7.6 billion in 2023. During that period, Ineos bought two chemicals businesses from BP for $5 billion in 2021 and formed petrochemical joint ventures with Sinopec worth more than $7 billion in 2022.

The company kept making large moves after that. In 2023, Ineos bought $1.4 billion of U.S. onshore oil and gas assets from Chesapeake Energy. Forbes later estimated Reece at $6.1 billion on its 2026 World’s Billionaires List, and at $5.8 billion on its real-time tracker in October 2026. Those changes show how closely his wealth is tied to the value of his Ineos stake.