Castle Connolly

Castle Connolly Medical Ltd., commonly known as "Castle Connolly," is a leading U.S.-based healthcare information and research company best known for its annual peer-nominated "Top Doctors" directory covering all major medical specialties nationwide. Founded in New York in 1992, it identifies high-quality physicians and hospitals through a rigorous selection process. Acquired by Everyday Health Group in late 2019/early 2020, it continues to operate under its established brand, serving consumers/patients and organizations seeking curated provider networks. The company does not develop drugs or devices nor conduct clinical trials, focusing instead on connecting patients with quality healthcare resources.