About

Lisa A. Crosby is a lawyer at Sidley Austin in Washington, DC, where she focuses her practice on environmental and natural resources law, advertising matters, and appeals. Based in the nation’s capital, she brings a sophisticated understanding of the regulatory, litigation, and policy issues that shape these highly complex practice areas. Her work is informed by the intersection of federal oversight, administrative process, and evolving industry standards, allowing her to help clients navigate matters that require both strategic insight and careful legal analysis. In her environmental and natural resources practice, Ms. Crosby advises on issues involving compliance, enforcement, and regulatory challenges that can affect businesses operating in heavily regulated sectors. She also handles advertising matters, helping clients address legal questions involving promotional practices, consumer-facing communications, and compliance risks. In appellate matters, she approaches each case with a disciplined focus on legal argument, record development, and persuasive advocacy, recognizing that appellate proceedings often require a different level of precision and strategy. Clients value Ms. Crosby for her thoughtful, practical, and solutions-oriented approach. She is committed to understanding each client’s objectives and delivering counsel tailored to the realities of their business and legal environment. Whether advising on a regulatory concern, an advertising issue, or a complex appeal, she works to provide clear guidance and strong advocacy aimed at protecting client interests and advancing their goals.

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