Overlooking New York’s Central Park, the newly renovated Fifth Avenue Apartment by local firm Architecture Research Office (ARO) belongs to a scientist and art historian whose primary goal was ...

Naftali Group has agreed to buy the 33-story luxury apartment building at 800 Fifth Avenue for more than $800 million.

Naftali Group entered a contract to purchase 800 Fifth Ave. from Spitzer Enterprises, the real estate firm run by former New ...