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Deborah Kooperstein is an attorney with Perillo Hill in Sayville, New York, where she provides thoughtful legal guidance as part of the firm’s general practice. Based in Suffolk County, she serves clients with a practical, attentive approach and is committed to helping individuals and families navigate a wide range of legal matters with clarity and confidence. Known for her professionalism and responsiveness, Ms. Kooperstein works to ensure clients feel informed, supported, and prepared at every stage of the legal process. With a broad general practice focus, Ms. Kooperstein brings a versatile legal perspective to the needs of the community she serves. Her work is grounded in careful preparation, clear communication, and a dedication to delivering client-focused representation. Whether addressing a routine legal issue or a more complex matter, she strives to provide reliable counsel tailored to each client’s unique goals and circumstances. Ms. Kooperstein is admitted to practice in New York, where her bar number is 2043933. Through her work at Perillo Hill, she continues to build trusted relationships with clients throughout Sayville and the surrounding Long Island area. Her commitment to accessible, practical legal service reflects the firm’s dedication to serving the community with integrity and professionalism.