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

Power 200 Rank


John Mazur

Chief Executive Officer


Heading up real estate platform Homesnap as its CEO, Mazur directs the company which now has partnerships with over 125 MLSs representing over 800,000 agents. Homesnap also powers the industry consumer-facing listing site Broker Public Portal. With decades of tech startup and growth experience, Mazur previously served as CEO of ReachLocal Europe.

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.