During the 14 July 2016 attack on the Promenade des Anglais, Negresco's hotel once again became a field hospital used to aid victims.
He was also known to have worked at Londres, a restaurant-hotel,[1] and it was here that he showed his talent to care for and retain elite customers, including billionaires, kings and princes, such as the Vanderbilt and Rockefeller families, Basil Zaharoff, and Isaac Singer.
[1] Through his relationship with Alexandre Darracq, land was purchased from the Faithful Companions of Jesus, to build a large hotel in Nice, with at least 400 rooms, for 1.2 million francs.
After visiting hotels in Paris, London, Berlin, and Brussels, design plans were completed in May 1911, and construction began in September of that year.
Bankrupt,[3] he died of liver cancer in Paris at 74 Avenue des Champs-Élysées, in 1920,[6] and was buried at Batignolles Cemetery.