About

Louis Argentieri is an attorney based in New York, NY, where he practices with Simpson Thacher & Bartlett LLP. As a member of the firm’s General Practice team, he brings a thoughtful, detail-oriented approach to his work and is committed to helping clients navigate a wide range of legal matters with clarity and confidence. Licensed under Bar Number 5321443, Mr. Argentieri is dedicated to providing dependable legal support tailored to the needs of each client and matter. In his practice, Mr. Argentieri approaches each engagement with professionalism, responsiveness, and a strong focus on practical solutions. He understands that clients often seek counsel in matters that require sound judgment, careful analysis, and clear communication, and he works to deliver exactly that. His general practice background allows him to address legal issues with flexibility and precision, helping clients move forward with informed decision-making and confidence in their representation. Based in New York City, Mr. Argentieri is committed to serving clients with integrity and diligence. Whether assisting with routine legal needs or more complex matters, he strives to uphold a high standard of client service and legal excellence. His professional approach reflects a dedication to building trust, offering reliable guidance, and supporting clients through every stage of the legal process.

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