The story
HotPads was founded in 2005 by Matt Corgan, Douglas Pope, and John Fitzpatrick. The site currently lists 4 million for-sale properties and 500,000 rental properties, with its most densely listed areas being New York City and Washington DC.
In 2006, based on information from 2006, HotPads operated with a staff of 10 people out of Washington, DC. In 2011, HotPads relocated to San Francisco where it currently operates from the Zillow San Francisco office.
From Wikipedia’s article on HotPads, shared under CC BY-SA 4.0.3