Updated records after 1895 show the owner of the building as Theodore Yannissopoulos, an Ottoman Greek, who resided in Otçu Street, right around the corner of Şahkulu Street. Mr. Yannissopoulos had several properties in Galata district with one office building that bore his name in Karaköy.
Maison Madeleney serves as boutique flats since 2013. In close proximity to the 14th century Galata Tower, originally known as Tower of Christ, Maison Madeleny is especially preferred by travellers who wish to explore more the Genoese Galata, once a semi-independent colony with its own governor, appointed by the senate of Genoa republic.