About

John Dan Smith III is a seasoned attorney at Lee Sullivan Shea & Smith LLP in Chicago, where he represents clients in litigation and complex commercial matters involving telecommunications and life sciences and biotechnology. With 15 years of legal experience, he brings a thoughtful, strategic approach to each matter, helping clients navigate high-stakes disputes and industry-specific legal challenges with confidence. His work is informed by a practical understanding of both courtroom advocacy and the business realities that shape today’s most dynamic sectors. Mr. Smith’s practice centers on delivering clear, effective counsel tailored to the needs of businesses facing litigation and regulatory or operational concerns in highly technical industries. He is known for approaching each case with precision, responsiveness, and a commitment to understanding the client’s goals from the outset. Whether resolving disputes, managing complex legal issues, or guiding clients through litigation strategy, he focuses on protecting interests while working efficiently toward favorable outcomes. Based in Chicago, Illinois, Mr. Smith serves clients with a steady, solutions-oriented mindset and a strong dedication to professional service. His background in litigation, telecommunications, and life sciences and biotechnology allows him to provide informed representation in matters that demand both legal skill and industry awareness. Clients turn to him for practical guidance, attentive communication, and a commitment to advancing their objectives at every stage of the legal process.

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