Our Team

John Royall

President & CEO

John Thomas Royall has worked in or managed business-to-business information media and events for the last thirty years. Since April 2009, John has been President & CEO of Gulf. During that time, he has guided the transformation of Gulf from a traditional publisher to a company delivering information through its various brands via publications, online media, events, and data.

Royall is a graduate of the University of Texas at Austin, with graduate studies at the University of Munich and George Washington University. He has also attended executive training in the Reed Elsevier Global Publishing Institute and Euromoney’s Executive Training at Churchill College of Cambridge University. He serves on a number of boards, including the IPAA/PESA Education Foundation and the Oilfield Christian Fellowship.

His wife of thirty years, Patty, and he live in The Woodlands, TX. They have three children and three grandchildren.

Andy McDowell

Senior Vice President, Media

Andy McDowell is Senior Vice President, Media at Gulf Energy Information. His responsibilities include the global management of industry leading technical brands; World Oil, Pipeline & Gas Journal, Hydrocarbon Processing, H2Tech, Gas Processing & LNG and Underground Infrastructure.  In addition he oversees media responsibility for the PE Media Network brands; Petroleum Economist, Hydrogen Economist and Carbon Economist.  He has over 17 years of experience in business-to-business energy media, all of them with Gulf. Prior to his current role, Andy served in various senior management and sales management roles for several Gulf titles. He previously worked for Clear Channel Entertainment based in London, UK, and Houston, TX.


Andy is a graduate of Texas Christian University with a BBA degree in marketing and enjoys time with his wife and two daughters (13) and (11).

Catherine Watkins

Chief Financial Officer

Catherine Watkins publishes Hydrocarbon Processing and Gas Processing & LNG and manages Gulf Energy Information’s downstream events. With more than 25 years of experience in business-to-business media, Catherine was previously the Regional Director for Hydrocarbon Processing, World Oil, Gas Processing & LNG and Pipeline & Gas Journal in Western Europe and the Middle East/Africa. Catherine’s contributions include advertising sales, organizing industry forecast presentations and conducting marketing seminars for clients.

Catherine holds a BS degree in Business Administration from the University of California at Berkeley with post-graduate work in Finance. She now lives in Houston with her husband and two children.


Sheryl Stone

Senior Vice President, Production & Operations

Sheryl has over 20 years of experience in print, digital and website production and project management. She oversees the design and production of Gulf Energy Information’s publications, marketing collateral, conference materials, as well as the development and maintenance of the company’s websites. Prior to joining Gulf in 2003, Sheryl held positions at the Texas Association of REALTORS® and Silent Partners, Inc. Sheryl earned a BA in Communication from Trinity University.

Sheryl lives in Kingwood, TX, with her husband and two children. Sheryl volunteers as a Girl Scout troop leader and serves on the boards of two youth swim organizations.

Roger Jordan

Vice President, Marketing & Audience Development

Roger Jordan is responsible for Gulf Energy Information’s corporate marketing strategy and leads the team promoting the company’s market intelligence/data products and its seven industry-specific publications and their associated events. Roger is responsible for nurturing, developing and expanding Gulf’s audience base—both domestic and international—and manages both the controlled and paid subscribers to Gulf’s historic titles. Roger joined Gulf in 2013 and was named Director of Marketing and Audience Development in 2017. Prior to Gulf, Roger worked for a high-profile, non-profit organization based in the UK.

He is a graduate of Durham University, UK, and now resides in Houston, TX, with his wife and children.