Executive Team

Derald R. Walker, PhD

President & Chief Executive Officer

Since April 2008, Derald has been the President and Chief Executive Officer of Cascadia, for which he was recognized in April 2011 by the National Council for Community Behavioral HealthCare as a “Visionary Leader.” Read more>>
Bukhosi Dube, MD

Chief Medical Officer

Dr. Dube is an internist, hospitalist, and primary care physician. Dr. Dube leads Cascadia’s integrated health care services, which span mental health, addiction, and primary care. Read more>>

Beth Epps, MEd

Chief Community Solutions Officer

Beth provides leadership for Cascadia’s broad array of behavioral and integrated programs for individuals with mental health and addiction challenges. Read more>>
Barry Gault, CPA

Chief Financial Officer

Barry has over 30 years of experience in a variety of financial roles, Barry spent 15 years at Xerox Corporation and joined Cascadia as Controller in 2018.  Read more>>

Jim Hlava, LCSW

Vice President of Housing

Jim has worked for Cascadia for 30+ years. Jim’s focus for the past 12 years has been the property side of Cascadia’s housing portfolio.  Read more>>

Kris Rosenberg, MS, CISSP

Chief Technology Officer

Kris is responsible for providing vision, leadership, and planning for all of Cascadia’s information technology systems and services. Read more>>

Eric Sevos, LCSW

Chief Strategy Officer

Eric oversees Cascadia’s FQHC business operations, government affairs, contracts, and development. Read more>>

Alana Silverman, BA

Chief People Officer

Alana is Senior Director of Human Resources and works with internal stakeholders to ensure Cascadia’s mission, vision, and values are supported. Read more>>

Sandra Wilborn, MS

Chief Equity, Diversity & Inclusion Officer

Sandra champions building the agency’s culture around equity, diversity, and inclusion.  She has been involved in Cascadia’s efforts to work toward a more inclusive and equitable workplace since 2007. Read more>>