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Jennifer Hartnett is an attorney with Mayer Brown LLP in Chicago, Illinois, where she practices in the area of general practice. Based in the firm’s Chicago office, she brings a thoughtful, detail-oriented approach to her work and is committed to helping clients navigate a wide range of legal matters with clarity and confidence. Her practice is grounded in professionalism, responsiveness, and a strong understanding of the practical and legal issues clients face in today’s fast-moving business environment. In her role, Ms. Hartnett works to provide diligent legal support tailored to each client’s needs, with an emphasis on careful analysis and clear communication. She understands that effective representation requires not only legal knowledge, but also a practical perspective and the ability to adapt to complex and evolving circumstances. Clients benefit from her commitment to addressing issues efficiently while maintaining a high standard of quality and attention to detail. Licensed in Illinois, where she holds Bar Number 5247374, Jennifer Hartnett is dedicated to serving clients with integrity and sound judgment. Her professional approach reflects a commitment to earning trust, delivering reliable counsel, and supporting successful outcomes through thoughtful legal guidance.