New: T3 Sixty releases Tech500, its’ lists of Top Technology Providers based on the T3 Technology Landscape. 

Power 200 Rank


Diane Ramirez

Chairman and CEO

Halstead Property

As CEO and Chairman, Ramirez leads Halstead Real Estate, which has 35 offices and 1,300 agents across New York, New Jersey and Connecticut. In addition, she serves on the New York State Board of Real Estate and holds the post of Chairman for Leading Real Estate Companies of the World.

Evaluating Leaders

Leaders are evaluated based on the office they hold, the decision-making power associated with the office, the financial resources at their disposal, their organization’s industry significance and geographical reach, public announcements about imminent changes, their tenure and their personal influence in the industry.