Gregory K. "Greg" Zeuthen

Timothy J. Bernasek is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Timothy J., 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 Timothy J. is held by other top lawyers in the same geographic and legal practice area.

Heidi Mandt is an accomplished trial attorney with a practice focused on defending clients in product liability, professional malpractice (including medical and other licensed professionals), toxic torts, and general insurance matters. She also advises and represents clients in insurance coverage disputes. Over her career, Heidi has tried more than 20 cases to verdict in both state and federal courts, involving claims ranging from product liability and personal injury to complex commercial di...

Kevin Mapes is a commercial litigator with more than 25 years of experience in state and federal courts in Oregon, Washington, and California. He represents plaintiffs and defendants in a wide variety of business disputes involving commercial lending, partnership disputes, general contract matters, construction disputes, and a wide variety of commercial real estate disputes. Mr. Mapes is also an experienced environmental litigator, and has represented clients in matters involving the federal ...

Marc A. Johnston is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law, Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Marc A., who practices law in Portland, Oregon, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marc A. 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.

Edward Piper is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Trade Secrets Law. Edward, who practices law in Oregon City, Oregon, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Edward is held by other top lawyers in the same geographic and legal practice area.

Mark P. Trinchero is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative / Regulatory Law, Communications Law and Utilities Law. Mark P., who practices law in Portland, Oregon, has been recognized since 2007. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark P. is held by other top lawyers in the same geographic and legal practice area.

John A. Berg is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. John 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 John A. is held by other top lawyers in the same geographic and legal practice area.

Christopher Rich is a partner in the firm's Environment, Energy & Resources practice. He focuses on complex environmental cleanup compliance and litigation under CERCLA and state Superfund laws, resolution of state and federal governmental enforcement actions, and RCRA, Clean Water Act and Clean Air Act compliance and permitting.

Todd Lyon is a partner in the firm's Portland and Seattle offices and co-chair of the firm's Labor Relations Practice Group. He has been a labor lawyer for over 20 years, representing public and private sector employers in labor negotiations, collective bargaining, grievance and interest arbitrations, strikes/lockouts, relocation and closures, work jurisdiction disputes, and other litigation involving employment law and benefits. Todd has also successfully litigated before the National Labor ...