SIVAD Tax Service is a trusted, community-rooted tax preparation firm headquartered in Mount Vernon, New York. With 26 years in business and 30 years of professional tax experience, we help individuals, families, and small businesses file with confidence.

Founded and led by Oscar Davis, our firm is built on accuracy, transparency, and personalized service.

While our headquarters is in Mount Vernon and Westchester County, we proudly serve clients nationwide across all 50 states using secure, professional systems.

Federal and state audit and notice support is included—because peace of mind shouldn’t end once your return is filed.