Unocal Corporation Competitors

Roy Harvey is President and Chief Executive Officer of Alcoa Corporation, a globally-competitive industry leader in bauxite, alumina, and aluminum, with 14,000 employees in 10 countries. He is also a Director of Alcoa Corporation. Roy has served as Alcoa’s Chief Executive Officer since November 2016 and took on the additional role of President in May 2017. Prior to the separation of Alcoa Inc. into two separate companies, he was Executive Vice President and President of Alcoa's Global Primary Products (GPP) business from October 2015 to November 2016. From June 2014 to October 2015, Roy was Executive Vice President, Human Resources, Environment, Health & Safety and Sustainability. As part of this role, he oversaw the Alcoa Foundation, one of the largest corporate foundations in the U.S. During his Alcoa career, Roy has held a variety of operating and financial assignments across the U.S., Europe and Latin America. He was Chief Operating Officer for GPP, where he focused on the day-to-day operations of Alcoa's mining, refining, smelting, castings and energy businesses. Prior to this role, he served as Chief Financial Officer, GPP. Earlier, he served as Director of Investor Relations, and before this role was Director of Corporate Treasury. Roy joined Alcoa in 2002 as a business analyst for GPP in Knoxville, Tennessee. While there, he worked with the global casthouse system to develop performance measurement systems and drive casthouse profitability. He later moved to Brazil as casthouse manager in the São Luis smelter and then as the plant controller. In 2007, he became plant manager for the San Ciprián smelter in Spain, and a year later he was named Director of Finance and Business Integration for GPP Europe. Before coming to Alcoa, Roy was Corporate Manager of Environmental Affairs at Greenstone Resources Ltd., a gold mining company based in Central America. Roy graduated with honors from The Wharton School of Business, University of Pennsylvania, simultaneously earning master’s degrees in International Business and Corporate Finance as a fellow of the Lauder Institute International MBA program, and holds a bachelor’s degree in Mining Engineering from Columbia University. In 2008, Roy was named to the prestigious Young Global Leaders Program of the World Economic Forum.

He served as Lead Director from the 2016 Annual Meeting through the 2017 Annual Meeting. Mr. Berry served as Executive Vice President, Exploration and Production, of ConocoPhillips Company (“ConocoPhillips”), a major international integrated energy company, from 2003 until his retirement on January 1, 2008. He has over 30 years of experience with ConocoPhillips and Phillips Petroleum Company, which became a part of ConocoPhillips in August 2002. While with these companies, he served at various times in other executive positions including President, Asia Pacific; Senior Vice President of Exploration and Production, Eurasia-Middle East; Vice President of Exploration and Production, Eurasia; and Vice President of International Exploration and Production, New Ventures. While at ConocoPhillips and Phillips Petroleum Company he served in various locations including London, England; Abidjan, Ivory Coast; Stavanger, Norway; Shekou and Beijing, China; and Singapore. Mr. Berry was recognized by the government of China as one of the 31 outstanding foreign experts in 1996. He has served on the board of directors of Franks International since January 2015 and on the board of directors of Oceaneering International, Inc. since June 2016. He served on the board of directors of Nexen Inc. from December 2008 to June 2013, Willbros Group, Inc. (“Willbros”) from February 2008 to May 2014, Access Midstream Partners, L.P. from June 2013 to May 2014, and Teekay Corporation from June 2012 to December 2015. He was the Honorary Consul for Kazakhstan from 2009 until 2014. Mr. Berry holds a bachelor’s and a master’s degree in petroleum engineering from Mississippi State University. Mr. Berry brings extensive domestic and international experience in the oil and gas exploration and production industry and management expertise to the Board. Mr. Berry also brings considerable experience from his position as a director with several other publicly traded companies involved in the energy industry. We believe Mr. Berry’s extensive industry, management and director expertise qualify him to serve on our Board.

Wouter van Kempen is chairman of the board, president and chief executive officer of DCP Midstream, LLC, and chairman and chief executive officer of DCP Midstream Partners, LP. Previously, Wouter served as president and chief operating officer of DCP Midstream, leading the gathering and processing business unit and the marketing and logistics business unit, which includes NGL and gas marketing, and NGL, gas, and crude logistics. He also oversaw all the corporate functions in his role as chief operating officer, including the functions led by the general counsel, chief corporate officer, and chief financial officer.

Darren W. Woods (born 1964/65) is an American businessman, and the chief executive officer (CEO) and chairman of ExxonMobil since January 1, 2017.

Lee M. Tillman is president and chief executive officer of Marathon Oil Corporation and a member of the Marathon Oil Corporation Board of Directors. He joined the Company in August 2013. Immediately prior to this, Mr. Tillman served as vice president of Engineering for ExxonMobil Development Company where he was responsible for all global engineering staff engaged in major project concept selection, and front end engineering and design. He began his career in the oil and gas industry at Exxon in 1989 as a research engineer. He has extensive operations management and leadership experience that has included assignments in Jakarta, Indonesia; Aberdeen, Scotland; Stavanger, Norway; Malabo, Equatorial Guinea; Dallas and New Orleans. Mr. Tillman holds a Bachelor of Science degree in chemical engineering with honors from Texas A&M University and a Ph.D. in chemical engineering from Auburn University. He is a board member of the American Petroleum Institute (API), American Exploration & Production Council (AXPC), a member of the University of Houston Energy Advisory Board and the Chemical and Engineering Advisory Councils of Texas A&M University. He is a member of the Society of Petroleum Engineers.

President, Chief Executive Officer & Member of the Board of Directors at Southwestern Energy Company

Alan Armstrong began his career at Williams as an engineer more than 30 years ago. Today, as president and chief executive officer, Alan leads a dedicated team of nearly 5,000 employees that handle 30% of the natural gas in the United States used every day to heat our homes, cook our food and generate our electricity. Williams works closely with customers to provide the necessary infrastructure to serve growing markets and safely deliver natural gas products to reliably fuel the clean energy economy. Under his leadership, Williams’ natural gas-focused strategy has driven significant reductions in greenhouse gas (GHG) emissions, lowered consumers’ utility bills and paved the way for investments in renewable energy. As one of the largest energy infrastructure companies in the U.S., Williams has led the midstream space in meeting the growing demand for American-made energy while outlining practical and immediate steps toward a clean energy future by setting a goal of 56% absolute reduction in company-wide GHG emissions by 2030.Alan is a well-known speaker and respected panelist at energy conferences and seminars, as well as philanthropic and corporate events. He serves on the board of directors of the American Petroleum Institute and is a member of the National Petroleum Council, where he most recently chaired the Council’s 2019 Energy Infrastructure Study. He is also a member of the Business Roundtable. Additionally, Alan serves on the boards of several education-focused organizations including as a member of the Board of Trustees of the University of Oklahoma Foundation, Junior Achievement, USA and 3DE. He is a member of the boards of The Williams Foundation and Gilcrease Museum, as well as a member of the Distinguished Graduates Society of the Gallogly College of Engineering, University of Oklahoma.Alan lives in Tulsa, Oklahoma and is a proud Sooner with a bachelor’s degree in engineering from the University of Oklahoma.