Following this principle, the Monte Carlo office was opened in 2017, in partnership with Art Contact, a company based in the Principality of Monaco, with the aim of developing its international presence.
In May 2019, Wannenes opened its new Milan office in the sixteenth-century Palazzo Recalcati, in the very central Via Amedei 8, thus becoming the first Italian auction house with a regular sales calendar divided between Genoa, Milan and Monte Carlo.