The building occupies an entire block and has its own ZIP code. It’s owned by Rudin, one of the oldest real estate firms in New York City.

Fear and confusion were rampant after a gunman shot and killed four people and wounded another in a Midtown Manhattan office tower Monday evening before, authorities said, taking his own life.

Work was winding down at 345 Park Avenue on Monday when a man strode across the public plaza just outside the Midtown Manhattan tower with an assault rifle in his hand.

The office building, located at 345 Park Avenue, houses some of the country’s top financial firms, including Blackstone, and the National Football League. According to the company's website, Blackstone stands as the world’s largest alternative asset manager, managing over $1 trillion in assets under management.

The NYC building where a lone shooter opened fire, killing four people, houses private-equity firm Blackstone’s office and NFL headquarters.

The shooting took place in Blackstone Inc.'s headquarters located at 345 Park Ave. A shooter has been neutralized in New York City after three individuals were harmed, per the New York Police Department on Monday, July 28.

NEW YORK — Multiple agencies are responding to an active shooter investigation in Midtown Manhattan, officials said ... The office building houses the investment firm Blackstone, the headquarters of the NFL, offices belonging to KPMG, and a Bank of ...

Active shooter in Midtown Manhattan: one officer shot, suspect at large. NYC issues shelter-in-place as police pursue the gunman.