John R. Dearborn

Senior Vice President, NGL & Petchem Services

Professional Experience

John Dearborn became senior vice president of NGL & Petchem Services for Williams in May 2013. He oversees Williams’ and Williams Partners’ natural gas liquids and olefins business and operations. The NGL & Petchem Services operating area includes Gulf Olefins, NGL & Olefins Sales, NGL Services, Conway and Overland Pass Pipeline.

Dearborn brings Williams more than 30 years of global petrochemical industry experience.  Most recently, he served as a regional vice president for North and South America from 2011 to 2013 for SABIC, which ranks among the world’s top petrochemical companies. In 2001 Dearborn joined Dow Chemical Company where he served in a variety of leadership positions. He also held several leadership roles at Union Carbide Corporation from 1981 to 2001, prior to its merger with Dow.


Dearborn earned his bachelor’s and master’s degrees in chemical engineering from Stevens Institute of Technology in 1979 and 1981 and a master’s of business administration in finance and international business from the Stern School of Business at New York University in 1988.

Industry/Community Leadership

Dearborn serves as a Trustee to Stevens Institute of Technology and is a member of the Parents Committee to the President at Villanova University.