About

Mark Sullivan is an attorney with Aaronson Rappaport Feinstein & Deutsch, LLP in New York, NY, where he practices in the area of general practice. Serving clients from the firm’s New York office, Mr. Sullivan brings a thoughtful, professional approach to each matter, with a focus on clear communication, practical guidance, and responsive client service. He understands that legal concerns often require not only sound advocacy, but also careful attention to detail and a steady hand throughout the process. As a member of the New York legal community, Mr. Sullivan is committed to helping clients navigate a broad range of legal issues with confidence and clarity. His general practice background reflects an adaptable and client-centered approach, allowing him to address varied legal needs while maintaining a focus on achieving efficient, effective solutions. Mr. Sullivan works diligently to understand each client’s goals and provide counsel tailored to the circumstances of the matter. Licensed in New York under bar number 2751378, Mr. Sullivan is dedicated to serving clients with professionalism, integrity, and discretion. Whether assisting individuals or businesses, he strives to provide dependable legal support grounded in careful analysis and practical problem-solving. His commitment to client service and attention to detail make him a valuable resource for those seeking experienced legal guidance in New York City.

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