James G. Diehl

David Sheldon’s strong background in computer science and technical experience in software engineering help him assist his clients with patent drafting, prosecution, and counseling for software-related inventions. David's experience includes drafting patents for various complex technologies, including machine learning/artificial intelligence, autonomous vehicle control systems, bioinformatics, and medical devices. David frequently helps his clients navigate the complicated issues surrou...

Leads the firm's innovation in organizing and prosecuting individual class cases across many states involving the same defendants and similar factual and legal issues, an approach that continues to be a key factor in the firm's success. CURRENT ROLE Hagens Berman Sobol Shapiro LLP Practice focuses on multi-state and nationwide class actions and complex commercial litigation encompassing securities and finance, consumer, antitrust, insurance and products Diverse experience in most of the firm&...

Sarah B. Bowman is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law and Trusts and Estates. Sarah B., 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 Sarah B. is held by other top lawyers in the same geographic and legal practice area.

Kelsey M. Sheldon is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Labor Law - Management. Kelsey M., 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 Kelsey M. is held by other top lawyers in the same geographic and legal practice area.

Tom Boeder has more than 25 years' experience as a commercial litigator. His practice includes cases involving antitrust, antitrust clearance for mergers and acquisitions, class actions, consumer product liability and consumer protection litigation, and intellectual property litigation. A former deputy attorney general and chief of Antitrust, Consumer Protection and Criminal Law Enforcement in the Washington State Attorney General's Office, Tom has worked on a number of significant cases over...

Susan Lehr is an experienced attorney who advises clients in business formation, securities, mergers and acquisitions, real estate development, and federal and state tax law. She counsels on complex transactions, including venture capital and cross-border deals, and offers strategic tax planning to minimize risk. Susan also guides residential and commercial real estate projects, including mixed-use developments, with innovative structuring to support financing, liability protection, and devel...

Jeffrey Youmans is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Jeffrey, 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 Jeffrey is held by other top lawyers in the same geographic and legal practice area.

John Iani, a partner with the firm's Environment, Energy & Resources practice, focuses his practice on helping clients in developing and structuring business and commercial endeavors, particularly in the areas of project development, energy, natural resources and fisheries. He also represents clients in environmental and regulatory issues before Congress, federal and state agencies, administrative bodies and the courts. John served as the Regional Administrator for Region 10 of the Enviro...

Maki Arakawa is a top attorney recognized by Best Lawyers in the practice area(s) of Information Technology Law and Technology Law. Maki, 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 Maki is held by other top lawyers in the same geographic and legal practice area.

Shawn Rediger is a Member in the Seattle office of Williams Kastner and Chair of the firm’s Business and Real Estate Transactions Group. Known for her practical, creative, and results-driven approach, Shawn works closely with clients to craft strategic solutions tailored to their business and legal objectives. Shawn advises businesses and individuals in bankruptcy, insolvency, and restructuring matters, with a strong focus on strategic planning. She brings a broad perspective to each ma...