Daniel Perry "Dan" O'Rourke

Michael Dunning is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law. Michael, who practices law in Seattle, Washington, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael is held by other top lawyers in the same geographic and legal practice area.

Stephanie Loomis-Price is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Trusts and Estates and Trusts and Estates. Stephanie, who practices law in Seattle, Washington, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stephanie is held by other top lawyers in the same geographic and legal practice area.

James Sanders is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management, Labor Law - Management and Litigation - Labor and Employment. James, who practices law in Seattle, Washington, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James is held by other top lawyers in the same geographic and legal practice area.

Gregory Pendleton is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Insurance. Gregory, who practices law in Seattle, Washington, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gregory is held by other top lawyers in the same geographic and legal practice area.

Dean A. Messmer is a top attorney recognized by Best Lawyers in the practice area(s) of Closely Held Companies and Family Businesses Law, Commercial Litigation, Corporate Law and Real Estate Law. Dean A., who practices law in Seattle, Washington, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Dean A. is held by other top lawyers in the same geographic and legal practice area.

Traeger Machetanz is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law. Traeger, who practices law in Seattle, Washington, has been recognized since 2006. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Traeger is held by other top lawyers in the same geographic and legal practice area.

Vinnie Nappo is tenacious in his fight for justice—and closure—for survivors of childhood sexual abuse. Every day he sees firsthand the damaging effects survivors face because of the reckless and selfish acts of powerful entities and institutions that enabled and allowed abuse to go on for decades. He combines his legal knowledge, practical experience, and emotional strength to hold these institutions accountable, whether it be the Catholic Church, the Boy Scouts of America, schoo...

Ryan P. Hammond is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Ryan P., who practices law in Seattle, Washington, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ryan P. is held by other top lawyers in the same geographic and legal practice area.

John Denkenberger is the managing member of COJK, a member of the firm's executive committee, and chair of the litigation practice group. John has successfully litigated patent, trademark, trade secret, and unfair business competition issues in federal and state courts. He has also successfully litigated AIA post-grant challenges, including inter partes review, before the Patent Trial and Appeal Board. In addition to his litigation practice, John also advises clients on foreign and domestic p...

For nearly forty years, Randy Squires has tried lawsuits in the Pacific Northwest and elsewhere. His experience base is broad: a five year apprenticeship with a pioneer construction litigation boutique (where, among other things, he built the firm’s construction labor practice); twenty years with Davis Wright Tremaine, a large regional, now national firm, the last ten as chair of the firm’s Litigation Group; and nearly ten years as a founding member, including two years as CEO, of...