DB Supermercados Founded in 1982 by CEO Sidney de Queiroz Pedrosa, who started offering foods grown from the ground house to house in suburbia of Manaus. According to Sidney de Queiroz Pedrosa, "understanding the market is significant – focusing on development areas and buyer conduct. The subsequent stage for DB is to move to blended use shopping centers, including lodgings and workplaces. "It is an incredibly imaginative task", says Queiroz Pedrosa. "In Manaus, individuals relate to the DB brand. They know where this organization came from and where it needs to go.