Biography
Zhang Jianguo, at 63 years old, chairs Jovo Energy, a Chinese distributor of natural gas. With an estimated net worth of $1.8 billion, as of February 1, 2026, he holds a global rank of #2143 among billionaires. Zhang's wealth stems from his ventures in the energy sector, primarily through Jovo Energy, which went public in 2021 on the Shanghai Stock Exchange. He is married and resides in Guangzhou, China.
