About

Katherine Mcquillen is an attorney with Nixon Peabody LLP in Washington, DC, where she practices in the area of general practice. Based in the heart of the nation’s capital, she brings a thoughtful, client-focused approach to her work and is committed to helping clients navigate a wide range of legal matters with professionalism, responsiveness, and care. Her practice reflects the versatility and adaptability that are essential in today’s evolving legal landscape. As a member of the Washington, DC legal community, Katherine works with clients seeking practical guidance and clear legal solutions tailored to their needs. She understands that every matter is unique and approaches each one with close attention to detail, strong communication, and a dedication to achieving efficient and effective outcomes. Whether advising individuals, businesses, or organizations, she strives to provide dependable counsel grounded in sound legal judgment. Katherine is admitted to practice in Washington, DC, under Bar Number 5906086. Through her work at Nixon Peabody LLP, she continues to build her practice with a focus on professionalism, trust, and service. Clients can rely on Katherine for measured advice and steady advocacy from an attorney committed to delivering value and support in a wide range of legal situations.

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