Michael J. "Mike" Madderra

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.

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...

Susan Betcher is a top attorney recognized by Best Lawyers in the practice area(s) of CleanTech Law and Patent Law. Susan, who practices law in Seattle, Washington, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Susan is held by other top lawyers in the same geographic and legal practice area.

Margie Aoki collaborates with clients to develop strategies to protect their intellectual property, working closely with inventors to craft robust utility and design patent applications that highlight the client’s innovations. During examination, Margie encourages open communication with patent examiners to find the most efficient path towards allowance. Margie’s experience extends to freedom-to-operate and validity opinions, design-around strategies, and due diligence for portfol...

Michael P. Brown is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Insurance. Michael P., who practices law in Seattle, Washington, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael P. is held by other top lawyers in the same geographic and legal practice area.

Chad has extensive experience handling complex commercial disputes, and advises on environmental matters both foreign and domestic. Chad has tried cases in state and federal courts, and before international tribunals. He joined Summit Law Group from Kirkland & Ellis LLP in Chicago.

Adam Berger is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs and Medical Malpractice Law - Plaintiffs. Adam, 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 Adam is held by other top lawyers in the same geographic and legal practice area.

Nicholas E. Ferrer is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law. Nicholas E., 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 Nicholas E. is held by other top lawyers in the same geographic and legal practice area.

Martin McLean is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Martin, 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 Martin is held by other top lawyers in the same geographic and legal practice area.

Mark Quehrn, Bellevue's Office Managing Partner, focuses his practice on energy, water resources and commercial development. His areas of particular skill include project development, licensing, regulated industries, water law and commercial transactions. He assists clients in the development of all types of energy facilities and water resource projects, including hydropower projects, wind power projects, renewable energy projects in the United States and internationally, electric transmissio...