The biggest hall in the hotel, Ercilla is often reserved for weddings, large company conventions, corporate events, product launches and fashion shows. Sliding panels allow also to divide and transfom the hall into an endless array of possibilities, arrangements and setups in as many as seven different halls.

It is also equipped with simultaneous translations cabins, either as Ercilla Hall, or as a smaller meeting room (Amboto) for international agreements or interviews with a more reduced amount of attendants.

Together with The Lobby hall attached it can accommodate cocktails for as many as 800 attendants or celebrations for around 500.