Matthew C. Casey

J. Matthew Donohue is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. J. Matthew, who practices law in Portland, Oregon, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which J. Matthew is held by other top lawyers in the same geographic and legal practice area.

Jeffrey S. Perry is a top attorney recognized by Best Lawyers in the practice area(s) of Business Organizations (including LLCs and Partnerships), Closely Held Companies and Family Businesses Law and Tax Law. Jeffrey S., who practices law in Portland, Oregon, has been recognized since 2021. 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.

Karen O’Kasey’s trial practice focuses on defending employers and medical professionals in state and federal courts in both Oregon and Washington. She has represented employers in all types of employment discrimination claims brought in federal and state court. In addition to defending private employers, Ms. O’Kasey has extensive experience defending municipalities against all types of tort claims, including Section 1983 claims, First Amendment claims, and public accommodati...

Tom Grim is a partner of the firm and focuses his practice primarily on energy and public utility law. Mr. Grim represents clients in commercial transactions, administrative contested cases and judicial proceedings. Tom chaired the firm's energy practice group and has significant experience in all areas of energy law, including the following recent matters: Represents public utility clients as general counsel in all legal matters relating to the utility. Represented a public utility in the jo...

Daniel Larsen is a Shareholder in Buchalter’s Intellectual Property, Commercial Litigation, and Health Care Practice Groups. Within these practice areas, Mr. Larsen advocates and provides trusted advice to his clients for most varieties of business disputes. Whether as a litigator or advisor, he guides his clients towards creative, cost-effective solutions to achieve business goals while navigating risk by balancing the business interests and economic realities unique to each of his cli...

Michael Zahn is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Michael, 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 Michael is held by other top lawyers in the same geographic and legal practice area.

Sonia Montalbano is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration, Commercial Litigation, Employment Law - Individuals, Employment Law - Management, Litigation - Labor and Employment, Litigation - Real Estate, Nonprofit / Charities Law and Personal Injury Litigation - Plaintiffs. Sonia, who practices law in Portland, Oregon, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Soni...

Geoffrey D. Strommer is a top attorney recognized by Best Lawyers in the practice area(s) of Native American Law. Geoffrey D., who practices law in Portland, Oregon, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Geoffrey D. is held by other top lawyers in the same geographic and legal practice area.

Elaine R. Albrich is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law and Land Use and Zoning Law. Elaine R., who practices law in Portland, Oregon, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Elaine R. is held by other top lawyers in the same geographic and legal practice area.

Steve Pfeiffer is a partner in the firm's Real Estate & Land Use practice. He focuses on land use, natural resource law and real estate development, and his representation includes the full spectrum of development interests including office, retail industry, institutional and resort.