
Heather Stebbings, Executive Director
(503) 234-8556 / heather.stebbings@pnwa.net
As PNWA’s Executive Director, Heather Stebbings leads the association’s work with Congress, federal agencies and regional decision makers on transportation, trade, energy and environmental policies and projects. PNWA’s membership includes over 150 public ports, transportation providers, agriculture and forest products producers, public utilities, manufacturers, labor groups and others in Washington, Oregon, and Idaho.
Stebbings has 16 years of advocacy and public policy experience for the Pacific Northwest maritime community, including 13 years directing communications and government relations for PNWA. She has also spent time working with the Port of Vancouver USA and Shaver Transportation Company on both communications and government relations efforts. Stebbings has a BA in Applied Mathematics from the University of Connecticut, and has lived in the Northwest since 2000. She makes her home in Portland, Oregon with her two children, Charles and Sylvie.

Dena Horton, Government Relations Director
(503) 234-8553 / dena.horton@pnwa.net
Horton earned a bachelor’s degree in Political Science from Gonzaga University, and completed master’s degree coursework in Public Affairs at Washington State University – Vancouver. She is also a General George C. Marshall Public Leadership Award Recipient, graduate of Leadership Clark County, and has a long record of volunteer service in her community. Horton lives in Vancouver, Wash. She enjoys traveling, wine tasting, and cooking and she is a proud cat mom and Packers fan!

Anthony Peña, Government Relations Manager
(503) 234-8551 / anthony.pena@pnwa.net
Anthony Peña joined the PNWA team in September of 2022. For over two years, Anthony served Senator Patty Murray’s office in the Southwest Washington region as Outreach Director and District Representative bringing strong knowledge and understanding on the region and issues within the PNWA portfolio. Anthony also worked in the Washington State Legislature for State Senator Annette Cleveland, and as a labor and political organizer for Working America AFL-CIO.
Anthony earned a bachelor’s degree in Urban and Regional Planning from Eastern Washington University, where he also served as President of the Association of Student Planners. He is also a graduate of the Institute for a Democratic Future, and has a strong record of civic engagement and volunteerism in his community. Anthony lives in his hometown of Vancouver, Washington.