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Mirén First


1201 Third Avenue, Suite 3200
Seattle, WA 98101 

P: 206.623.1900
E: F: 206.623.3384



Mirén First practices in the firm’s commercial litigation group. Mirén is an accomplished attorney with extensive insurance defense experience. Mirén’s practice focuses primarily on defending personal injury, property damage, product liability, premises liability, and general liability claims brought against individuals, commercial businesses, and non-profit organizations. Her practice also includes insurance coverage and insurance bad faith claims. Before joining Keller Rohrback L.L.P., Mirén was a partner at Wilson Smith Cochran Dickerson and was the founder of First Law, PLLC.

Washington State Bar Association, Member

King County Bar Association, Member

American Bar Association, Member

Mother Attorney Mentoring Association, Board Member

Bainbridge Island Football Club, Volunteer Coach

Selected to Rising Stars list in Washington Super Lawyers, 2007

“The admissibility of Defense Experts’ Opinions of other ‘Possible’ Causes of Plaintiff’s Injuries Based on Less than a Reasonable Degree of Medical Certainty,” Litigation News, Vol. 22, No. 2, Fall 2010.


University of California San Diego
B.A., cum laude, 1991

McGeorge School of Law
J.D., 1996
National Moot court Executive Board Member, 1995-1996
National Moot Court, Top Oralist Finalist, 1995

Bar/Court Admissions

1996, Washington

1996, U.S. District Court for the Western District of Washington

2014, U.S. District Court for the Eastern District of Washington

2018, U.S. Court of Appeals for the Ninth Circuit

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