Sidney Villanueva

Amber Bevacqua-Lynott is Senior Counsel in the Firm’s Portland and San Diego offices, and a member of the Firm’s Professional Responsibility and Litigation Practice Groups. Ms. Bevacqua-Lynott provides guidance and legal representation to attorneys, licensed professionals, and other business clients, including firms and in-house legal departments. Her practice centers on legal ethics, risk management, and discipline defense. She acts as outside counsel to clients in a variety of i...

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...

EXPERIENCED, STRATEGIC, RESPECTED, COMMITTED An experienced legal ethics practitioner and commercial and employment litigator, I focus my practice on the provision of legal and government ethics and risk management advice to lawyers, law firms, corporate in-house counsel, government attorneys, elected officials and political parties. I defend, advise, and serve as an expert on all aspects of the law governing lawyers and government officials including the defense of state bar and government e...

Troy Bundy defends professionals, including dentists, hospitals, doctors, nurses and other health professionals. From complex obstetric and neonatal matters to more routine primary care issues, Troy has litigated and tried a wide variety of professional liability cases involving nearly every conceivable medical specialty over the course of his career, including the landmark birth injury case, Klutschkowski v. OMG. Dental cases have included lingual nerve injuries, TMJ claims, and endodontic c...

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

Julie Smith is an appellate lawyer who also specializes in advising trial attorneys on litigation strategy and in drafting and arguing complex motions. Before joining Cosgrave, she served as an Assistant Attorney General in the Trial and Appellate Divisions of the Oregon Department of Justice, where she twice received the department’s Outstanding Achievement Award. Prior to that, she clerked for the Honorable Virginia Linder of the Oregon Court of Appeals. Appellate services include: Re...

Roy Tucker is an experienced business counselor and advisor who focuses his practice on public offerings, mergers and acquisitions, securities compliance and corporate governance and restructurings. Roy has represented issuers and underwriters in numerous public offerings and regularly advises corporate clients and private equity firms on mergers, asset sales and leveraged buyouts.

Julia E. Markley is a litigation partner in the Portland, Oregon office of Perkins Coie LLP. She has 14 years of legal experience in the federal and state courts. Her clients include companies in the construction, communications, technology, energy, mining, manufacturing, food, and retail industries. Julia's diverse litigation practice includes complex business, class action, intellectual property, franchise and employment disputes. She has also handled cases involving political and constitut...

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.

Sarah I. Hale is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Sarah I., 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 Sarah I. is held by other top lawyers in the same geographic and legal practice area.