Adam C. Kobos

Jaimie has been a practicing attorney in the Portland metro area since 2012. She joined Black Helterline LLP in 2022 after four years working at a Portland insurance defense firm focusing on construction defect and general liability defense. Prior to that, Jaimie served as the first ever volunteer prosecutor for the Washington County District Attorney’s Office; worked for a Seattle-based firm focusing on lending litigation; and worked with Stuart M. Brown, a highly regarded business and...

Lisa's practice focuses on energy and telecommunications law with an emphasis on providing regulatory and transactional advice to natural gas and electric utilities, and telecommunications carriers. She appears regularly before the Public Utility Commission of Oregon and the Washington Utilities and Transportation Commission, and has represented clients before FERC and the FCC. LEGAL EXPERIENCE After graduating from law school in 1987, Lisa joined the Portland law firm of Lindsay Hart Neil an...

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...

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...

Carol A. Noonan is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Carol A., who practices law in Portland, Oregon, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Carol A. is held by other top lawyers in the same geographic and legal practice area.

John DiLorenzo has authored and been a primary advocate for major legislation in the areas of state and local taxation, with special emphasis on property tax, tort reform, natural resources and economic development. John also assists clients in campaign finance, government ethics, initiatives and referendums, insurance recovery actions, environmental claim responses, appellate cases and a variety of government-related litigation matters.

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.

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

Brent Berselli is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Brent, 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 Brent 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.