Neil Maunu, Executive Director
(503) 234-8556 / neil.maunu@pnwa.net
As PNWA’s Executive Director, Neil Maunu 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.
Maunu has over 20 years of leadership experience in business and the military. For more than 16 years, he has led teams in the Pacific Northwest (PNW) maritime industry, including roles in operations, business development, and commercial negotiations. He spent time working for Tidewater Transportation and Terminals and recently retired from the Oregon National Guard as a Lieutenant Colonel. Maunu holds a BS in environmental geography and engineering from the U.S. Military Academy at West Point and an Executive MBA from Washington State University. A northwest native with deep PNW roots, Neil was raised in North Portland and now calls Vancouver, Washington, his home. He enjoys spending time outdoors with his wife and two kids, mountain biking, camping, fishing, and paddleboarding.
Dena Horton, Deputy Director
(503) 234-8553 / dena.horton@pnwa.net
Dena Horton joined the PNWA team in September 2019. She brings significant federal and regional experience and a deep knowledge of the issues and projects in PNWA’s portfolio, having served as Senator Maria Cantwell’s Southwest Washington Outreach Director for over five years. Horton was also a project manager for over seven years for PNWA member Normandeau Associates, and served as a district representative for former Congressman Brian Baird for over four years.
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!
Megan McKibben, Government Relations Manager
(503) 234-8551 / megan.mckibben@pnwa.net
Megan McKibben joined the PNWA team in April 2025 as Government Relations Manager. She brings over a decade of public service experience at the local, state, and federal levels. Most recently, Megan served in Washington County, Oregon, supporting both the County Administrator and Board of Commissioners with policy research, strategic planning, and intergovernmental relations. Prior to her county service, Megan worked as a Senior Field Representative for Congressman Kurt Schrader, where she led community outreach, managed constituent services, and built strong relationships with regional stakeholders. Her background also includes service in the Office of Governor John Kitzhaber and campaign experience in Oregon’s 1st Congressional District.
Megan holds a bachelor’s degree in History from Oregon State University, where she graduated summa cum laude. She also studied abroad at the Catholic University of the West in Angers, France. Megan lives in Portland with her two cats and enjoys hiking throughout the beautiful Pacific Northwest.
Mary Wiley, Communications Manager
(503) 234-8550 / mary.wiley@pnwa.net
Mary Wiley joined the PNWA team in October 2023. She provides leadership and management for communications and public relations activities. She is responsible for utilizing various marketing channels to promote PNWA’s activities and engage with our members. This includes managing the website, social media, email campaigns, Nor’wester newsletters, press releases, and other promotional materials. Additionally, Mary will coordinate member services to ensure a positive member experience and manage event planning.
In her previous position with Merchants Exchange as Marketing Manager, Mary led the Shipping Education Series and worked to expand member outreach and increase engagement. In prior positions, Mary provided marketing and communications services for architects and engineers including sustainability and energy efficiency programs for utilities companies. Additionally, she provided corporate communications for The Greenbrier Companies, the former parent company of Gunderson. She is a graduate from Iowa State University and received a Digital Marketing Strategies Certification from Portland State University. She makes her home in Northeast Portland with her son and enjoys walking her two dogs.
Carli Kreinbring, Operations Coordinator (503) 564-7110 / carli.kreinbring@pnwa.net