Kelly Knivila

Leah C. Lively exclusively defends employers from claims of harassment, discrimination, retaliation, wrongful discharge, and wage and hour violations. Leah represents and advises employers of every size, including Fortune 100 companies, non-profit organizations, and locally owned businesses. Leah appreciates that a client’s needs must be assessed and responded to on an individual basis to ensure efficient and effective representation. Leah is an experienced trial attorney having tried m...

Steven has extensive experience in managing legal resources and coordinating criminal investigations, prosecutions, civil litigation and negotiations. His expertise in working with state and federal agencies, professionals in every field, expert witnesses, law enforcement and political officials assure his firm's comprehensive representation in complex, multi-faceted matters. Steven Ungar is co-chair of the Firm’s White Collar Criminal Defense, Regulatory Compliance and Special Investig...

Neil Nathanson, a partner in the firm's Business practice, focuses on emerging technology company representation. He advises startups and other emerging growth companies in venture, angel and other private and public equity and debt financings, corporate governance, securities law, mergers and acquisitions, and computer and Internet law. He also represents angels, venture capital funds and private equity firms on portfolio investments.

Jason’s practice focuses on complex litigation, including the defense of product liability, toxic tort, environmental and commercial litigation claims. He has diverse trial court experience, having tried cases, mediated or argued dispositive motions in Oregon, Washington, Idaho and California courts. In additional to his trial practice, Jason has successfully mediated or arbitrated hundreds of other cases throughout the Pacific Northwest. Jason serves as national counsel for several pro...

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.

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...

Andy is the Chair of the firm’s construction practice group and a former managing partner of the firm. His practice focuses on providing advice and counsel to contractors, developers, architects, and engineers, litigating construction defect disputes, and construction related professional negligence claims. He also has significant experience in defending personal injury, products liability, environmental, and premises liability litigation.

Teresa Foster is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Teresa, who practices law in Vancouver, Washington, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Teresa is held by other top lawyers in the same geographic and legal practice area.

Collin McKean is a top attorney recognized by Best Lawyers in the practice area(s) of Business Organizations (including LLCs and Partnerships), Collaborative Law: Family Law, Family Law and Litigation - Labor and Employment. Collin, 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 Collin is held by other top lawyers in the same geographic and legal practice area.

Yoona Park strives to embody the spirit of ”nunchi” (눈치), a Korean concept that recognizes the importance of reading the moods, tone, and goals of individuals within a group, and adjusting one’s actions to meet those group dynamics. Yoona is motivated by this interpersonal aspect of her collaborative efforts in the legal profession—including those with co-counsel, Keller Rohrback colleagues, and clients. Her leadership ability and passion for both teamwork and advocacy...