Kohei Yamamoto

Ryan J. McBrayer is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property and Litigation - Patent. Ryan J., who practices law in Seattle, Washington, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ryan J. is held by other top lawyers in the same geographic and legal practice area.

Jennifer Parda-Aldrich is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Jennifer, who practices law in Bellevue, Washington, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jennifer is held by other top lawyers in the same geographic and legal practice area.

Managing Partner Lynn Sarko uses thoughtful innovation to solve complex issues. Having led Keller Rohrback L.L.P.’s Complex Litigation Group since its inception over 30 years ago, Lynn’s work has led to new developments in case law and significant, impactful settlements for his clients. A dynamic leader with a tenacious dedication to justice, Lynn has been selected by courts across the nation to serve in key leadership roles in a wide variety of cutting-edge cases. Namely, he was ...

John Dippold is a widely respected leader in construction law, with more than 30 years of experience representing owners, developers, general contractors, subcontractors, and suppliers across Washington, Oregon, Alaska, and Hawaii. His practice spans the full project lifecycle — from contract drafting and negotiation to complex litigation involving delay claims, design errors, cost overruns, and government procurement. A Fellow of the Construction Lawyers Society of America, Dippold hol...

Bob Mahon, chair of the firm's State & Local Tax practice, focuses his practice on helping clients minimize state and local taxes and comply with state and local tax laws. Bob represents clients in state and local tax audits, refunds, appeals, and litigation, as well as assists clients with tax planning and business transactions. Bob is the past president of the Tax Section of the Washington State Bar Association and teaches State and Local Tax as an adjunct professor at the University of...

Jeffrey B. Coopersmith is a veteran trial lawyer and former federal prosecutor with a Pacific Northwest, California, and national practice focusing on white collar criminal matters and parallel civil and regulatory proceedings, federal and state False Claims Act investigations and litigation, internal investigations for private and public entities, and complex commercial litigation. During his eight-year tenure as an Assistant United States Attorney, Jeff handled some of the largest and most ...

Zana Z. Bugaighis is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Franchise Law and Litigation - Intellectual Property. Zana Z., 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 Zana Z. is held by other top lawyers in the same geographic and legal practice area.

Graehm Wallace, a partner with the firm's Litigation practice, has seventeen years of experience working in all areas of construction transactions, counseling and litigation. His work covers all aspects of contract drafting and negotiating, including preconstruction, architectural, engineering, construction-management, design-build, balance of plant (BOP), engineering, procurement and construction (EPC), turn-key, consultant, bidding, advice during construction, and claim prosecution and defe...

Thomas C. Schroeder is a top attorney recognized by Best Lawyers in the practice area(s) of Nonprofit / Charities Law and Tax Law. Thomas C., who practices law in Seattle, Washington, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thomas C. is held by other top lawyers in the same geographic and legal practice area.

R. Gerard Lutz is a top attorney recognized by Best Lawyers in the practice area(s) of Land Use and Zoning Law and Real Estate Law. R. Gerard, who practices law in Bellevue, Washington, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which R. Gerard is held by other top lawyers in the same geographic and legal practice area.