Alan S. Armstrong

Alan S. Armstrong Headshot

President and Chief Executive Officer

Professional Experience

Alan Armstrong became president and chief executive officer of Williams in January 2011. During his tenure, Williams has expanded its reach, currently touching about 30 percent of all U.S. natural gas volumes, through gathering, processing, transportation and storage services. Armstrong also serves as Chairman of the Board.

Prior to being named CEO, Armstrong led the Company’s North American midstream and olefins businesses through a period of growth and expansion as Senior Vice President – Midstream. Previously, Mr. Armstrong served as Vice President of Gathering and Processing from 1999 to 2002; Vice President of Commercial Development from 1998 to 1999; Vice President of Retail Energy Services from 1997 to 1998 and Director of Commercial Operations for the company’s midstream business in the Gulf Coast region from 1995 to 1997. He joined Williams in 1986 as an engineer.


Armstrong graduated from the University of Oklahoma in 1985 with a bachelor’s degree in
civil engineering.

Industry/Community Leadership

Armstrong serves on the board of directors of the American Petroleum Institute, the board of directors of BOK Financial Corporation, as a member of the National Petroleum Council and a former board member of Access Midstream Partners, GP, LLC.

In addition, he serves on the boards of several education-focused organizations including the University of Oklahoma Foundation, the University of Oklahoma College of Engineering, and Junior Achievement, USA. Armstrong is also a member of the boards of The Williams Foundation and Philbrook Museum of Art.

Speaking Experience

Armstrong has spoken at numerous energy conferences and seminars, including CERA Week, Chemical Manufacturers Association International, Platts Energy Conference, Gas Processors Association, Pipe Liner Clubs and the National Energy Association.

He also has presented at the Canada Energy Symposium and has been a Federal Energy Regulatory Commission panel speaker on gathering deregulation. Armstrong has spoken at industry analyst conferences, corporate and philanthropic events.