Brent W. Renison

Clifford A. DeGroot is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Clifford A., who practices law in Portland, Oregon, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Clifford A. is held by other top lawyers in the same geographic and legal practice area.

Derek D. Green is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law. Derek 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 Derek D. is held by other top lawyers in the same geographic and legal practice area.

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

Stephen Feldman is a top attorney recognized by Best Lawyers in the practice area(s) of Advertising Law, Appellate Practice and Insurance Law. Stephen, 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 Stephen 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 ...

As an attorney, Dan Peterson has extensive experience protecting creditor's rights and pursuing their remedies, both inside and outside Oregon Bankruptcy Court. His practice includes commercial, business and real estate litigation. He has been in private practice since 2006 and previously was a law clerk with the Trial Division of the Oregon Department of Justice.

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...

Brian Talcott is a partner in Dunn Carney’s Litigation Practice Group. He is the firm’s lead appellate attorney, and has briefed and argued numerous appeals in the state and federal appellate courts. Brian also specializes in insurance coverage and recovery, professional liability defense and complex civil litigation.

Robert B. Lowry is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law and Litigation - Environmental. Robert 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 Robert B. is held by other top lawyers in the same geographic and legal practice area.

Michelle Bertolino is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Michelle, 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 Michelle is held by other top lawyers in the same geographic and legal practice area.