Trish K. Murphy




U.S. District Court, Western District of Washington

  • J.D., University of Washington 
    • Washington Law Review
    • Mary Ellen Krug Award (labor and employment law)
  • B.A., University of Washington 
    • magna cum laude 
    • Phi Beta Kappa

Washington Super Lawyers 2020-24

Trish Murphy is an attorney and the founder of Northwest Workplace Law PLLC, a law firm devoted to independent investigations and labor and employment law advice and counsel.

With nearly three decades of experience in workplace law, labor relations, and investigations, Trish has developed a finely honed understanding of organizational dynamics and issues affecting workplaces and campuses.

A seasoned investigator, Trish focuses the majority of her practice on conducting high quality, impartial investigations of a diverse range of claims. She has performed more than 250 workplace investigations and Title IX/campus investigations, many involving highly charged situations with complex facts and sensitive allegations.

Trish is an Association of Workplace Investigators Certificate Holder (AWI-CH), a certified Title IX/civil rights investigator, and an approved sexual misconduct investigator for United Educators.

Trish’s background includes representing employers, employees, and unions and serving as a neutral for a civil rights enforcement agency. From this varied experience, she brings to her investigations a well rounded perspective from all sides, ensuring a fair and even-handed process.

Clients rely on Trish’s expertise in conducting high caliber investigations that provide reliable insights and a full picture that requires no guesswork. To learn more, visit our Approach page.

Trish’s experience includes a wide spectrum of employment law issues, labor arbitration and unfair labor practice cases, and over a decade of experience serving as chief spokesperson in labor negotiations. She also has served as a Contributing Editor for the American Bar Association’s Bloomberg BNA labor law treatise, The Developing Labor Law, since 2015.

Trish is active in the professional legal community and has held a number of leadership positions.

  • Chair, King County Bar Association Labor and Employment Law Section (2013-14)
  • Chair, Pacific Coast Labor and Employment Law Conference (2012-13)
  • Trustee, King County Bar Association Labor and Employment Law Section (2008-17)
  • Chair, Mary Ellen Krug Scholarship Committee (2009-2017)
  • Active member of the Pacific Coast Labor and Employment Law Conference Planning Committee for more than two decades, including serving as Labor Co-Chair, EEO Co-Chair, Marketing Co-Chair, and Arrangements Chair