Arden J. Olson

John H. Chambers is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law and Litigation - Real Estate. John H., 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 John H. is held by other top lawyers in the same geographic and legal practice area.

Laura Maffei brings her experience as a geologist to her practice in environmental and natural resources law. She has extensive experience in Clean Water Act regulation in both Oregon and Washington where she assists clients with negotiating permit conditions and complying with permits. Ms. Maffei has litigated a number of Clean Water Act cases in both state and federal court, including defending against citizen suits and challenges to state-wide Clean Water Act regulations. Ms. Maffei provid...

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

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...

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.

Sarah Crooks, a partner in the firm's Commercial Litigation group, focuses her practice on navigating clients through complex business litigation, class action lawsuits and attorney general investigations across a variety of industry sectors, including the telecommunications, food and restaurant, childcare and education and real estate sectors. Sarah also has extensive experience representing clients in the areas of consumer protection, securities litigation, fraudulent transfer litigation an...

Clarence Belnavis is a partner in the Portland and Seattle offices. He is a trial attorney with a primary emphasis in employment litigation, including disability, racial and gender discrimination, retaliation, sexual harassment, and wrongful discharge. He also represents employers in wage and hour claims, employment class actions, and traditional labor matters. Clarence also has significant experience counseling clients with respect to labor and employment matters, including disability and re...

Anne D. Foster is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Anne D., who practices law in Portland, Oregon, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Anne D. is held by other top lawyers in the same geographic and legal practice area.

Matthew Kalmanson is an accomplished appellate attorney and partner at Hart Wagner LLP in Portland, Oregon. He regularly serves as lead appellate counsel in cases before state and federal appellate courts in the Pacific Northwest. As a former federal and state appellate clerk, and an experienced appellate practitioner, Matt knows how to use the appellate process to his clients’ advantage. He is often hired to assist attorneys already in litigation, and brief and argue complex legal and ...

Janet Hoffman is a highly recognized criminal defense attorney known for zealously defending her clients with innovative and successful strategies that set the highest standard of practice in state and federal courts. Based in Portland, Oregon, Ms. Hoffman is committed to protecting her clients by understanding their perspectives and thoroughly evaluating the facts and law. She is known for her ability to effectively communicate the defense at the earliest possible stage – often convinc...