Ceslie Blass

Bob Giles is the firm’s managing partner. Bob manages more than 900 attorneys in 19 different offices. He chairs the Management Committee, serves on the Executive Committee, and is involved with numerous other committees within the firm. Bob began at Perkins Coie in 1974. He focused his practice in the areas of partnerships, tax planning, real estate syndications and general corporate practice until 1986, when he became the firm’s managing partner.

Steve Koh chairs the firm's International Arbitration practice. In addition, Steve handles product liability, civil fraud and class action matters. He has represented clients such as The Boeing Company, OfficeMax , Boise Cascade Corporation, T-Mobile and Honeywell . Steve also acts as arbitrator in commercial matters.

Andrew Moore, a partner in the firm’s Business practice, focuses his practice on public offerings and corporate finance, securities regulation, corporate governance and mergers and acquisitions. Andrew is a leader of the firm’s public companies group, regularly advising public companies on best corporate governance practices, disclosure matters and SEC compliance. He has a wide range of securities offering experience, including initial and follow-on public offerings, and shelf off...

Angela Vogel is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Angela, who practices law in Bellevue, Washington, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Angela is held by other top lawyers in the same geographic and legal practice area.

Jeffrey A. James is a shareholder with SEBRIS BUSTO JAMES and serves as the firm's Managing Partner. He has represented employers in labor and employment matters since 1988. Jeff's practice focuses on helping employers comply with state, federal and local employment laws and defending employers when litigation arises. He also prosecutes matters on behalf of employers seeking to enforce employment agreements, restrictive covenants, or other obligations. Jeff is a trial and appellate attorney w...

Marco de Sa e Silva is a top attorney recognized by Best Lawyers in the practice area(s) of Land Use and Zoning Law and Real Estate Law. Marco, who practices law in Bellevue, Washington, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marco is held by other top lawyers in the same geographic and legal practice area.

Patricia Anderson is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Patricia, who practices law in Seattle, Washington, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Patricia is held by other top lawyers in the same geographic and legal practice area.

Rod Umberger is the Managing Director of Williams Kastner, a Member in the Seattle office, and a member of the firm’s board of directors. A highly respected trial lawyer, Rod brings extensive experience across a wide spectrum of civil litigation, including product liability, transportation, toxic torts, premises liability, class actions, construction, and commercial litigation. He also regularly advises insurers as coverage and monitoring counsel in large loss matters. Rod has been reco...

Sean V. Small is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Trusts and Estates. Sean V., who practices law in Seattle, Washington, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sean V. is held by other top lawyers in the same geographic and legal practice area.

Thomas Buford III is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Thomas, who practices law in Seattle, Washington, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thomas is held by other top lawyers in the same geographic and legal practice area.