Andrew W. "Andy" Heinz

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...

Tana Materi has been with Carney Badley Spellman since 1999, serving as a member of the firm's Board of Directors and Chair of its Business Department. Her practice focuses on corporate, finance, and M&A transactions, including representing buyers and sellers across a broad range of industries — retail, e-commerce, manufacturing, food and beverage, construction, dental services, aerospace, and more. She also works extensively with family-owned and closely held businesses on contract...

Diane M. Butler is a top attorney recognized by Best Lawyers in the practice area(s) of Immigration Law. Diane M., who practices law in Seattle, Washington, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Diane M. is held by other top lawyers in the same geographic and legal practice area.

David A. Perez is a top attorney recognized by Best Lawyers in the practice areas of Commercial Litigation and Litigation - Intellectual Property. David has a nationwide practice, and is based in Seattle, Washington. He has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in his practice areas.

Casey Fitzpatrick 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 artificial intelligence and machine learning, computer vision, vehicle computer systems (i...

Emily Harris is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Mass Tort Litigation / Class Actions - Defendants and Product Liability Litigation - Defendants. Emily, 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 Emily is held by other top lawyers in the same geographic and legal practice area.

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.

Ann M. Nagele is a top attorney recognized by Best Lawyers in the practice area(s) of Government Relations Practice. Ann M., 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 Ann M. is held by other top lawyers in the same geographic and legal practice area.

Mica D. Klein is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law. Mica D., 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 Mica D. is held by other top lawyers in the same geographic and legal practice area.

David Robbins chairs the firm's Healthcare Industry Group and is a partner with the firm's Litigation practice, where he handles complex commercial litigation. For almost three decades, David's practice has focused on representing health care clients in litigation involving regulatory compliance, including false claims, anti-kickback, physician self-referral, Medicare and Medicaid reimbursement, antitrust, scientific misconduct and health care licensing issues. His clients include major acade...