Dwain M. Clifford

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

Aaron’s practice includes defending complex civil litigation cases with emphasis on medical and dental malpractice, personal injury, wrongful death, and general liability. Aaron has tried and arbitrated cases in Oregon and Washington. Additionally, Aaron routinely represents physicians, dentists, physical therapists, nurses, and other healthcare providers before professional regulatory and licensing boards in both Oregon and Washington. Aaron also serves as legal counsel for several med...

Peter D. Hawkes is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice. Peter D., 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 Peter D. is held by other top lawyers in the same geographic and legal practice area.

John’s practice is almost exclusively in the context of business and commercial disputes, with a particular emphasis on litigating limited liability company, shareholder, and partnership disputes, state and federal securities claims, construction contract and lien enforcement actions, and probate and trust matters in Oregon and Washington. He has tried dozens of cases to verdict and litigated hundreds of cases through arbitration, summary determination, or other successful adjudication.

Andrew Altschul mediates and arbitrates employment, ERISA and other civil litigation disputes. He practiced labor and employment law at two of the country’s largest law firms before opening his own employment law boutique in 2004 and co-founding Buchanan Angeli Altschul & Sullivan LLP in 2008, where he served as managing partner for 18 years. He is an approved arbitrator and mediator for the American Arbitration Association, Arbitration Service of Portland, and NAM (National Arbitra...

David Matheson, a partner in the firm’s Business practice, brings value to clients by providing strategic and practical advice. He has more than 20 years of experience in counseling on corporate governance matters, raising capital through public and private equity and debt offerings, and acquiring and disposing of businesses and assets. David advises domestic and foreign public companies — including controlled companies and master limited partnerships — on their SEC and secu...

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.

Douglas Pahl is a partner in the Portland office and focuses his practice on insolvency, bankruptcy, commercial debt restructuring matters, administrative litigation, including State Pharmacy Board administrative review proceedings. Doug advises businesses on complex commercial litigation and reorganization issues, creditors' rights, including judicial and non-judicial foreclosure proceedings, receivership actions and associated litigation. In his practice, Doug represents secured and unsecur...

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...

Robert R. Calo is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar. Robert R., who practices law in Lake Oswego, Oregon, has been recognized since 2011. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert R. is held by other top lawyers in the same geographic and legal practice area.