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

Power 200 Rank


Charles Williams

Chief Executive Officer


A third-generation real estate professional, Williams leads Buyside, a real estate analytics and marketing company that provides aggregated buyer activity data to brokerages, agents and MLSs. Buyside works with nearly 50 of the nation’s largest real estate brokerages, which, collectively, represent over 100,000 agents.

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.