Diane J. Kero

Diane J. Kero is an experienced attorney with a long-standing focus on product liability and commercial litigation. She has built a strong legal career representing clients in complex cases involving toxic chemicals and business matters. Her work reflects careful preparation, steady judgment, and a commitment to effective legal solutions.

Diane earned her Juris Doctor from the University of Washington School of Law in 1981. She also completed studies at Alliance Française in Paris and Leningrad State University. She holds a Bachelor of Arts from the University of Washington, earned in 1968, which provided a broad academic foundation.

Diane joined her firm in 1988 after seven years in private practice. She focuses on product liability litigation, especially cases involving toxic chemical exposure. She also handles commercial litigation and general business matters, providing clients with clear guidance and strong representation across a wide range of legal issues.

Diane led a trial team that achieved defense verdicts and favorable settlements in asbestos cases across Washington, Oregon, and Alaska. She has represented many clients for over two decades, building long-term relationships based on trust, consistency, and a deep understanding of their legal and business needs.

Diane has been recognized with an AV Preeminent rating by Martindale Hubbell and was selected as a Washington Super Lawyer from 2015 through 2022. These honors reflect her professional skill, ethical standards, and respected standing within the legal community.

Diane is admitted to practice in Washington and Oregon state courts, as well as the U.S. District Courts for the Western and Eastern Districts of Washington. She is an active member of several professional organizations, supporting continued learning and engagement within the legal field.

Diane J. Kero continues to provide clients with reliable legal counsel backed by decades of experience. Her work in litigation and business law reflects a practical and focused approach, helping clients address complex legal matters with confidence and clarity across multiple jurisdictions.

Law Office Affiliations

• Of Counsel, Gordon Thomas Honeywell
• Member, Washington State Bar Association
• Member, Oregon State Bar Association
• Member, American Bar Association
• Member, Defense Research Institute
• Member, Washington Women Lawyers Washington
• Member, Defense Trial Lawyers Association
• Member, King County Bar Association

Licensed State

• Washington
• Oregon

Education

• University of Washington School of Law
  Juris Doctor (JD)
• University of Washington
  Bachelor of Arts (BA)

Awards & Badges