​Mattson shared her retirement plans with the Chamber’s Board of Directors at today’s meeting. The Board will begin a comprehensive search process to identify the organization's next leader, ensuring a seamless transition.

“Serving the Tri-City Regional Chamber has been the greatest honor of my professional life,” said Mattson. “I am deeply grateful for the trust, support, and friendships that have made this work so meaningful over the years. While this decision is bittersweet, I have tremendous confidence in the future of the Chamber and the region we serve. I look forward to supporting a thoughtful transition and continuing our work together over the coming months.”

During her tenure as President and CEO, Mattson has guided the organization through significant growth and transformation. Under her leadership, the Tri-City Regional Chamber earned Five-Star Accreditation from the U.S. Chamber of Commerce; the highest level of accreditation awarded to chambers nationwide and established itself as one of the strongest and most respected chambers of commerce in Washington State.

“Lori’s strategic vision, collaborative leadership, and unwavering commitment to the region have been instrumental in the Chamber’s success and that of our community”, said Torey Azure, Board Chair. “She has been a remarkable leader and will be leaving the Chamber exceptionally well-positioned for the future. We are extremely grateful for her contributions.”

Mattson will continue serving as President & CEO through February 2027, working closely with the Board of Directors and Chamber staff throughout the transition process. Additional details regarding the leadership search process will be shared in the coming months. “We anticipate attracting a robust pool of highly qualified candidates and are confident the search process will identify an exceptional leader to guide the Chamber into its next chapter,” Azure said.
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About the Tri-City Regional Chamber
The Chamber is a catalyst for business growth, the convener of leaders and influencers, and a champion for a strong community. Through advocacy, networking, workforce development, programs, and regional collaboration, the Chamber works to create an environment where businesses can thrive and the region can prosper.