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William Hansen

Phone: 206-628-2438
Fax: (206) 628-6611
Email: whansen@williamskastner.com

Two Union Square
601 Union Street, Suite 4100
Seattle, WA 98101

William Hansen is an associate in the Seattle office of Williams Kastner. He is a member of the firm’s Business Litigation practice group.

William is a graduate of Seattle University School of Law. During his first summer of law school, he worked as a policy advisor regarding home ownership at the Corporation for Enterprise Development in Washington D.C. The following summer he worked as a summer associate at Williams Kastner.

Before law school, William attended the University of Washington, where he studied accounting and information systems.

Professional Experience

  • Williams Kastner, Associate | 2016 – Present
  • Williams Kastner, Summer Associate | Summer 2015 
  • Corporation for Enterprise Development, Summer Intern |Winter 2014 



Presenter, “New State & Local Laws: Criminal History, Minimum Wages, Paid Family & Medical Leave, Paid Sick Leave and Pregnancy Accommodations,” Williams Kastner Labor & Employment Seminar, Seattle, WA, November 1, 2017.


Areas of Practice
Bar Admissions
  • Washington
  • Seattle University School of Law, J.D.
  • University of Washington, BA