About

Diane Kosteas is an attorney in Astoria, New York, who provides trusted legal counsel through her independent general practice. As a dedicated advocate for clients, she brings a professional, client-focused approach to every matter she handles, taking the time to understand each person’s goals, concerns, and legal needs. Based in Astoria, NY 11103, Diane is committed to delivering thoughtful guidance and responsive service to individuals seeking practical legal support. Through her general practice, Diane assists clients with a range of legal matters and works diligently to help them navigate the legal process with confidence. She is known for her careful attention to detail, clear communication, and dedication to providing straightforward advice tailored to each client’s situation. Whether addressing routine legal issues or more complex concerns, she strives to offer reliable representation grounded in professionalism and integrity. Diane Kosteas is admitted to practice law in New York under Bar Number 4076642. Her practice reflects a commitment to accessibility, individualized service, and dependable advocacy for clients in the Astoria community and beyond.

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