Bronzetti - a renowned FIFA agent and the man behind most of the big transfers between La Liga and Serie A - had dinner with Milan vice-president Adriano Galliani and Ronaldinho's brother and agent Roberto de Assis on Wednesday.
"Roberto de Assis was travelling to London and was only in Milan for a stopover, that's why we went to dinner together.
"If we wanted to hide ourselves and do a deal we certainly wouldn't have gone to restaurant Giannino."
Bronzetti denied the suggestion that Ronaldinho's move to the San Siro could depend on the Rossoneri securing a Champions League place.
But he did admit that several others clubs are also in the hunt for the 28-year-old's signature.
"The Champions League doesn't come into it at all," he added.
"Players come to Milan even if they aren't in the Champions League.