Erin M. Thenell

Barbara Mahoney is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs. Barbara, 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 Barbara 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.

Gregg Barton, a partner in the firm’s Business practice, has 25 years of experience focusing on state and local taxes principally in Washington (including Seattle, Bellevue and Tacoma matters), Oregon and Alaska. His experience includes advising clients with respect to gross receipt, sales and use, net income, ad valorem , real estate excise and public utility taxes, seeking private rulings, handling administrative appeals and litigating in state courts.

Blake Marks-Dias is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Blake, 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 Blake is held by other top lawyers in the same geographic and legal practice area.

Sheryl Willert is a Seattle-based attorney who focuses on labor and employment law, including counseling, workplace investigations, and dispute resolution. She advises unionized and nonunionized employers in both the public and private sectors on a wide range of employment matters. Sheryl’s practice includes issues involving employment discrimination, compliance, privacy, and workplace policies. She also represents clients in employment-related disputes and provides strategic guidance t...

David K. Daggett is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property. David K., who practices law in Seattle, Washington, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David K. is held by other top lawyers in the same geographic and legal practice area.

Matt Menzer is the founder of Menzer Law Firm in Seattle, Washington . For more than three decades, he has represented individuals and families harmed by medical negligence , serious injuries , and wrongful death . His practice focuses on helping plaintiffs pursue accountability and compensation after life‑altering events caused by the negligence of others. Matt’s work centers on Medical Malpractice Law - Plaintiffs and Personal Injury Litigation - Plaintiffs, where he guides clients th...

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...

David represents companies ranging from Fortune 500 businesses to regional companies and local governments on a broad range of federal and state environmental matters and related litigation, and on water rights appropriations and transfers.

BACKGROUND Toby focuses his practice on patent prosecution of chemistry, biotechnology, and pharmaceutical matters. Toby received his B.S. (2007) and M.S. (2009) degrees, both in Chemistry, from Western Washington University. Toby received his J.D. cum laude from Seattle University School of Law in 2016, where he was honored with the Presidential Scholarship Award and the Washington State Bar Association Intellectual Property Scholarship Award, and made the Dean’s List. EXPERIENCE Prior...