A New York City office building where a gunman killed four people then himself has reopened a week after the deadly shootings ...

Workers returned to 345 Park Ave., on Monday​ under the watchful eyes of NYPD officers and a surplus of security after the ...

Blackstone Inc.’s Steve Schwarzman walked into the company’s headquarters at 345 Park Ave., through the lobby that a week ago had been the scene of horror and chaos when a gunman killed one of its ...

Staff were notified last week that they can return to their desks at the alternative asset manager’s headquarters at 345 Park Ave. starting Monday, according to an internal memo shared with Bisnow.