Diagnósticos da América S.A. is a Brazil-based clinical diagnostics company. It also operates a food testing unit, advertising, publishing, human resources services, and research entities. Founded in 1961, the company originally known as Laboratório Clínico Delboni Auriemo is headquartered in Barueri, Greater São Paulo and it is owned by the Brazilian billionaire family Bueno. Currently, it competes in Brazil with Amil, Fleury and Rede D'Or and its clinics work with numerous brands, such as Alvaro, CientíficaLab, Lavoisier, Delboni Auriemo, Alta, Leforte and Christóvão da Gama. Wikipedia