The NW Natural Holdings and Northwest Natural Gas Company's boards of directors have acknowledged Tom Imeson's intent to retire on April 1, 2019, and appointed Kathryn Williams to take his place as NW Natural's vice president of Public Affairs. Williams joined NW Natural in April from the Port of Portland where she worked since 2007, most recently as State Affairs Manager. Prior, she was an associate at a regional public affairs consulting firm and spent more than a decade working on issues for transportation providers, utilities, infrastructure companies and nonprofit organizations. Williams currently serves on the board of Urban Gleaners and is a past board member of the Oregon Transportation Forum, Oregon Public Ports Association and Innovation Partnership/Partners in Diversity.