Van Ness Feldman Expands Pipeline Safety Practice – Welcomes PHMSA Veteran Joseph Hainline as Partner

August 7, 2023

WASHINGTON, DC – Van Ness Feldman, LLP is pleased to announce the addition of Joseph Hainline to the firm’s nationally recognized Pipeline Safety practice.

Joe joins the firm after seven years at the Pipeline and Hazardous Materials Safety Administration (PHMSA), where he most recently served as a Senior Attorney Advisor in the agency’s Office of Chief Counsel.  Joe brings to the firm a depth of experience on enforcement, litigation, and regulatory policy matters.  In particular, Joe advised PHMSA on the development of significant new pipeline safety regulations that affect many pipeline operators.  Before joining PHMSA, Joe had a successful career in private practice where he focused on complex civil litigation and criminal matters. 

Van Ness Feldman Co-Chairs Nancy Macan McNally and Doug Smith said in a joint statement, “Joe is highly regarded in the oil and gas industry as a thoughtful, solutions-oriented lawyer and advocate.  We are very excited to have him join the firm.”

In addition, Susan Olenchuk, leader of the firm’s Pipeline Safety practice, said, “We are thrilled to welcome Joe to Van Ness Feldman.  He is a talented attorney whose experiences as a regulator and a litigator will be a great added asset in our robust Pipeline & LNG practice.”

Joe is based in Washington, D.C.  He holds a J.D. from Columbus School of Law at the Catholic University of America, and a B.A. from the College of Charleston.  He can be reached at (202) 298-1949 or at


With nearly 100 professionals in Washington, DC, Seattle, the Bay Area, Houston and Baton Rouge, Van Ness Feldman is home to a nationally recognized pipeline safety and energy regulatory practice. Our attorneys and policy professionals help clients effectively navigate complex legal, regulatory, policy, transactional and litigation issues, while placing an emphasis on optimizing strategic planning, operations, and revenues. Learn more at

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