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The $1 Trillion Marketplace Trying to Make Commercial Real Estate Move Like Software
Crexi began with a broker's frustration at fax-era dealmaking. A decade later, it is pairing a national property marketplace with data, auctions and AI tools designed to turn days of commercial real estate preparation into minutes.
CompStak
CompStak is a New York-based commercial real estate data and analytics company that runs a crowdsourced marketplace where brokers, appraisers and researchers trade verified lease and sale comps for credits. Founded in 2012 by former broker Michael Mandel and engineer Vadim Belobrovka, it turns hard-to-find transaction details - starting rents, net effective rents, cap rates, net operating income - into structured, analyst-reviewed data used by many of the largest CRE investors, lenders and banks in the U.S.
Prophia
Prophia is a San Francisco-based AI platform that turns the messy stack of commercial real estate lease documents into structured, searchable, decision-ready data. Founded in 2018 by Cameron Steele and Chris Hsu, the company combines machine learning with human quality control to deliver lease abstracts, rent rolls, and portfolio insights for CRE owners and asset managers.