Explore CEO profiles for the world’s largest oil and gas companies — ExxonMobil, Chevron, Shell, ConocoPhillips, and more. Each profile covers salary, net worth, email, career history, and energy industry leadership.
Baker Hughes
ExxonMobil
Chevron
Valero
Shell
Halliburton
ConocoPhillips
Marathon Petroleum
Phillips 66
Updated February 2026 · 9 CEO profiles
Baker Hughes, a global energy technology company headquartered in Houston, Texas, operates in over 120 countries and employs approximately 57,000 people worldwide. Baker Hughes CEO Lorenzo Simonelli has served as Chairman, President, and Chief Executive Officer since the company’s creation in 2017, when GE Oil & Gas merged with Baker Hughes Incorporated. Born in Tuscany, […]
Exxon Mobil Corporation, the world’s largest publicly traded oil and gas company by market capitalization, traces its roots to John D. Rockefeller’s Standard Oil empire. Today, ExxonMobil CEO Darren W. Woods leads the energy supermajor’s $640+ billion enterprise, overseeing a global workforce of approximately 61,000 employees and operations spanning upstream exploration, refining, chemicals, and low-carbon […]
Chevron Corporation, one of the world’s largest integrated energy companies, was founded in 1879 as Pacific Coast Oil Company in San Francisco, California. Today, Chevron CEO Michael K. (Mike) Wirth leads the multinational energy giant’s $200+ billion business and a global workforce of approximately 45,000 employees across upstream, midstream, downstream, and chemicals operations in over […]
Note: Joseph W. Gorder retired as CEO of Valero Energy Corporation effective June 30, 2023. He subsequently served as Executive Chairman until his full retirement on December 31, 2024. The current CEO of Valero Energy is R. Lane Riggs, who also became Chairman of the Board on January 1, 2025. Joseph W. Gorder (commonly known […]
Note: Ben van Beurden served as CEO of Shell plc from January 2014 to December 2022. He was succeeded by Wael Sawan, who became Shell’s CEO on January 1, 2023. This page is maintained for historical and reference purposes. Shell plc, one of the world’s largest integrated energy companies, traces its origins to an 1907 […]
Halliburton Company, one of the world’s largest oilfield services providers, was founded in 1919 by Erle P. Halliburton in Duncan, Oklahoma. Today, Halliburton CEO Jeff Miller leads the company as Chairman, President, and Chief Executive Officer, overseeing a $22.9 billion business with approximately 46,000 employees operating across more than 70 countries. Miller has served as […]
ConocoPhillips, the world’s largest independent exploration and production (E&P) company, is headquartered in Houston, Texas. ConocoPhillips CEO Ryan Lance has led the company as Chairman and Chief Executive Officer since May 2012, guiding it through a transformative era that includes the 2012 spin-off of Phillips 66, the $22.5 billion acquisition of Marathon Oil in November […]
Marathon Petroleum Corporation (NYSE: MPC), headquartered in Findlay, Ohio, is the largest petroleum refining company in the United States, with a crude oil refining capacity of approximately 3 million barrels per day across 13 refineries. Gary R. Heminger served as President, CEO, and Chairman of Marathon Petroleum from 2011 until his retirement in March 2020, […]
Note: Greg C. Garland served as Chairman & CEO of Phillips 66 from May 2012 to July 2022, and as Executive Chairman from July 2022 to May 2024. He retired from the Phillips 66 Board of Directors in May 2024. The current CEO of Phillips 66 is Mark Lashier, who assumed the role on July […]