Jamie R. Walker

Darrell has won hundreds of cases and negotiated millions of dollars in settlements for his clients. He’s taken on and defeated some of the most powerful corporations, religious organizations, government agencies, school districts and many other entities for his clients. He’s brought the fight for justice all the way to the US Supreme Court, and won. He’s also served as co-counsel – often taking the lead at trial in the courtroom – for attorneys across the countr...

Jacek R. Pawlicki is a top attorney recognized by Best Lawyers in the practice area(s) of Land Use and Zoning Law and Real Estate Law. Jacek R., 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 Jacek R. is held by other top lawyers in the same geographic and legal practice area.

BACKGROUND Jim White specializes in the domestic and foreign prosecution of software and Internet-related patents, and also provides services in strategic planning and analysis of patent portfolios, patent validity and infringement opinions, and patent licensing. He received his technical degrees from Stanford University, including an M.S. in Computer Science (1991) and a B.S. in Symbolic Systems with an emphasis in Artificial Intelligence (1989). After over six years of work as a software en...

Professional Experience Kameron Kirkevold’s practice focuses on complex guardianship, probate and trust matters arising under Washington State’s Trust and Estate Dispute Resolution Act (TEDRA). He joined Helsell Fetterman in 2010 after two years as an associate in his father’s firm of Kirkevold Law Offices, Inc., and has been a partner at the firm since 2016. Kameron works with professional fiduciaries, individuals, and families dealing with simple and complex matters arisin...

John A. Goldmark is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Intellectual Property. John A., who practices law in Seattle, Washington, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John A. is held by other top lawyers in the same geographic and legal practice area.

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.

Jessica Moore is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Jessica, 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 Jessica is held by other top lawyers in the same geographic and legal practice area.

Jim Lisbakken, a partner and former Co-Chair of the firm's Technology Transactions & Privacy practice, focuses on business transactions, licensing, and joint ventures and corporations specifically in the life sciences and technology industries. He has experience serving as outside general counsel to boards of directors of public and private companies, and has advised clients on numerous strategic alliances and technology agreements with Eli Lilly, GlaxoSmithKline, Serono, Johnson & Jo...

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...

Ramsey Al-Salam focuses on intellectual property litigation, with a particular emphasis on patent litigation. He has been lead counsel for large and small clients in cases throughout the country. He works hard to ensure that he understands his clients' goals, and pursues them in an efficient and effective manner. Publications such as Chambers USA (Band One), Best Lawyers in America and Washington Super Lawyers have repeatedly listed him as a leading practitioner in his field. Best Lawyers, fo...