In addition to holding the steel contract at One World Trade Center, DCM is putting up steel for 4 World Trade Center, a 72-story tower.

WSJ: Steel Firm's Woes Snag World Trade Center

It is located one block west of the new 104-storey One World Trade Center (also known as the Freedom Tower).

BBC: Business trip: New York City

And it was on hand at the early stages of rebuilding, as it won a contract to put up steel for the site's signature tower, One World Trade Center, in 2006.

WSJ: Steel Firm's Woes Snag World Trade Center

Meanwhile in Downtown Manhattan, One World Trade Center (formerly known as the Freedom Tower) is slated to open its doors in 2013, adding 2.6 million in new office space to the mix.

FORBES: Buying Time For NYC's Commercial REITs

If it didn't have the spire, One World Trade Center would be shorter than the Willis Tower in Chicago, which stands at 1, 451 feet and currently has the title of tallest building in the U.S., not including its own antennas.

WSJ: Spire permanently installed on WTC tower

One of the most thriving neighborhoods, in fact, is the area near the World Trade Center, where a new, taller tower is nearly complete.

CNN: Terror in N.Y.? Whaddya gonna do