Sherrill A. Corbett

Katherine VanZanten is an estate planning and tax attorney who has significant experience in estate planning, business and tax planning, charitable remainder trusts and establishing charitable organizations. Katherine has an active estate planning practice helping clients and their families complete their estate planning goals. She regularly advises fiduciaries on their duties with respect to trust and probate administration.

William D. Miner is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. William D., who practices law in Portland, Oregon, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which William D. is held by other top lawyers in the same geographic and legal practice area.

Keil Mueller is a resolute and tireless advocate for his clients’ interests. With over 15 years of litigation experience, Keil has regularly represented government entities, investors, consumers, businesses and other Plaintiffs in a wide variety of complex legal matters and class actions. His practice focuses on issues related to securities and financial fraud, the environment, consumer class actions, and partner and shareholder disputes among others. Keil’s thoughtful but tenacio...

Yoona Park strives to embody the spirit of ”nunchi” (눈치), a Korean concept that recognizes the importance of reading the moods, tone, and goals of individuals within a group, and adjusting one’s actions to meet those group dynamics. Yoona is motivated by this interpersonal aspect of her collaborative efforts in the legal profession—including those with co-counsel, Keller Rohrback colleagues, and clients. Her leadership ability and passion for both teamwork and advocacy...

Jennifer B. Sackett is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law and Family Law Mediation. Jennifer B., who practices law in Portland, Oregon, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jennifer B. is held by other top lawyers in the same geographic and legal practice area.

Jeffrey S. Frasier is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Trusts and Estates. Jeffrey S., who practices law in Portland, Oregon, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jeffrey S. is held by other top lawyers in the same geographic and legal practice area.

Lawrence B. Burke is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law. Lawrence B., who practices law in Portland, Oregon, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lawrence B. is held by other top lawyers in the same geographic and legal practice area.

Charley joined the firm in 1985. His practice focuses on representation of closely held businesses in a wide variety of business transactions, including significant work in real estate ownership, development and construction. Specialized areas include business start-up, shareholder and employment agreements and representing clients in the sale or transition of their businesses. In addition to his transaction work, he represents clients in complex business litigation.

Dean T. Sandow is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Trusts and Estates. Dean T., who practices law in Portland, Oregon, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Dean T. is held by other top lawyers in the same geographic and legal practice area.

Steven has extensive experience in managing legal resources and coordinating criminal investigations, prosecutions, civil litigation and negotiations. His expertise in working with state and federal agencies, professionals in every field, expert witnesses, law enforcement and political officials assure his firm's comprehensive representation in complex, multi-faceted matters. Steven Ungar is co-chair of the Firm’s White Collar Criminal Defense, Regulatory Compliance and Special Investig...