Jessica M. Andrade

Mr. Rittereiser serves as a Managing Partner of HKM’s Seattle and Portland offices. He is also an experienced trial attorney. His practice focuses on employment law, complex civil litigation, and class actions. He has recovered more than $300 million dollars on behalf of workers including some of the largest wage and hour class actions in the United States. Mr. Rittereiser’s litigation practice disrupts industries challenging antiquated business practices that deprive workers of p...

Sarah K. Duran is a top attorney recognized by Best Lawyers in the practice area(s) of Artificial Intelligence Law. Sarah K., 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 Sarah K. is held by other top lawyers in the same geographic and legal practice area.

Jessie Harris is a Member in the Seattle office of Williams Kastner and serves on the firm’s board of directors. A seasoned trial attorney, Jessie focuses his practice on civil litigation with an emphasis on employment law, personal and catastrophic injury, education law, and mediation services. He brings extensive courtroom and ADR experience, having handled numerous jury trials and alternative dispute resolution proceedings throughout his career. In his employment law practice, Jessie...

Maria S. Diamond is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Maria S., who practices law in Seattle, Washington, has been recognized since 2012. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Maria S. is held by other top lawyers in the same geographic and legal practice area.

Michael Rosenberger is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Michael, who practices law in Seattle, Washington, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael is held by other top lawyers in the same geographic and legal practice area.

Kim Sandher is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Kim, 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 Kim is held by other top lawyers in the same geographic and legal practice area.

Heather represents property owners and developers in all phases of real estate development, from pre-acquisition due diligence through local permitting and appeals. Heather has represented development clients on land use matters in jurisdictions across the state of Washington, successfully permitting and defending a variety of large residential, commercial, and industrial projects. Heather also represents property owners, businesses, and individuals in permitting and zoning regulatory matters...

Casey Fitzpatrick, a member at COJK, has extensive experience with patents covering a variety of technologies. He focuses his practice on the preparation and prosecution of patent applications, inter partes review (IPR) proceedings, and patent infringement and invalidity analysis in the context of litigation and opinions of counsel. Casey’s technical expertise covers a wide range of computing technologies, including vehicle computer systems, mapping and navigation, messaging and communi...

Aimee S. Willig is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Aimee S., 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 Aimee S. is held by other top lawyers in the same geographic and legal practice area.

Kyle C. Kreischer is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Construction Law and Litigation - Construction. Kyle C., who practices law in Olympia, Washington, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kyle C. is held by other top lawyers in the same geographic and legal practice area.