John R. Knapp Jr.

Valerie Hughes, a partner with the firm's Labor and Employment practice, has more than 25 years of experience in the areas of employment litigation, discrimination and harassment litigation, collective bargaining, grievance arbitration, and administrative proceedings. In addition to her representation of private employers, Val provides general counsel representation to Washington school districts, including state and federal court litigation and administrative hearings.

Elizabeth C. Chambers is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Real Estate Law. Elizabeth C., 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 Elizabeth C. is held by other top lawyers in the same geographic and legal practice area.

Steve Berman is a nationally renowned class-action lawyer who has dedicated his career to fighting for consumers, investors, employees and other plaintiffs harmed by corporate misconduct. As co-founder and managing partner of Hagens Berman, Steve has led some of the most influential and complex litigation in state and federal courts, securing settlements valued at hundreds of billions of dollars and obtaining historic reforms across a wide range of industries. Steve's trial experience has ear...

David Lawson is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. David, 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 David is held by other top lawyers in the same geographic and legal practice area.

Kelly H. Sheridan is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Kelly H., 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 Kelly H. is held by other top lawyers in the same geographic and legal practice area.

BACKGROUND Kevin Costanza's practice focuses on mechanical patent prosecution, trademark clearance, and registration, and intellectual property licensing. He received a B.S. in Engineering from the University of California at Irvine in 1990, concentrating on mechanical engineering and material sciences. Kevin received his J.D. ( cum laude ) from Seattle University School of Law in 1995. EXPERIENCE Kevin provides clients from a wide range of engineering technologies, consumer products, and ser...

Lisa M. McGimpsey is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Lisa M., 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 Lisa M. is held by other top lawyers in the same geographic and legal practice area.

Stuart C. Campbell is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Mergers and Acquisitions Law. Stuart C., who practices law in Seattle, Washington, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stuart C. is held by other top lawyers in the same geographic and legal practice area.

Nicole MacKenzie is a Member in Williams Kastner’s Seattle office and serves on the firm’s board of directors. Her practice focuses on product liability and mass torts. Ms. MacKenzie manages several accounts, serves as local trial counsel for multiple clients and is a lead member of the National Coordinating Counsel team for several clients. She served as Vice Chair/Chair of the firm’s Products Liability and Mass Torts group from July 2015 through December 2020. Ms. MacKenzi...

Karen McGaffey's practice involves the full range of environmental issues. She assists clients with project development, permitting, compliance and regulatory matters under state and federal environmental and land use laws, including the National and State Environmental Policy Acts (NEPA/SEPA), the Clean Water Act (CWA), the Clean Air Act (CAA), and the Endangered Species Act (ESA). She represents clients in environmental litigation, including CERCLA and MTCA cost recovery actions, natural re...