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Donald Sullivan is an attorney with Cartier Bernstein, Averbach & Steinberg P.C. in Patchogue, New York, where he focuses his practice on general legal matters and provides clients with dependable guidance through a wide range of legal concerns. Known for his professional, client-focused approach, Mr. Sullivan works to help individuals and businesses understand their options, navigate legal challenges, and move forward with confidence. His practice reflects a commitment to attentive service, clear communication, and practical legal solutions tailored to each client’s needs. As a general practice attorney, Mr. Sullivan brings versatility and responsiveness to his work, addressing matters that require careful analysis and a strong grasp of the law. He recognizes that legal issues can be stressful and often involve important personal or financial decisions, and he strives to make the process as straightforward and manageable as possible. Whether assisting with routine legal questions or more complex matters, he is dedicated to protecting his clients’ interests and delivering thoughtful representation. Based in Patchogue, NY, Mr. Sullivan serves clients throughout the surrounding Long Island community. His role at Cartier Bernstein, Averbach & Steinberg P.C. is grounded in the firm’s commitment to quality legal service and practical advocacy. Clients seeking a general practice lawyer in Patchogue can rely on Mr. Sullivan for knowledgeable counsel, professional support, and a steady hand throughout the legal process.