Several major corporations signed on as advertisers.

So far, 16 corporations have signed letters of intent to participate in the clearinghouse, but that number is expected to expand significantly after the center begins formal operation.

One corporation, Computer Associates International, with 3,000 employees at its Islandia headquarters, has already signed on for the Home Works Partnership.

The corporation signed its first management contract with Sheraton Hotels last month.

As of 2012, over 12,500 corporations have signed the Principles.

In the first six months of last year, for example, American corporations signed contracts worth $382 million.

The corporation has signed a joint venture agreement with Nunavut Tunngavik Incorporated.

About 50 large corporations have signed license agreements with the center.

The corporation and several neighborhood associations in the development signed an agreement with the school district in February to raise that figure to at least 10 percent.

Throughout the 1990's, developers and their lenders were restrained, typically making sure that a large, creditworthy corporation had signed a lease before construction of a building began.