CompStak is a commercial real estate data platform that provides verified lease comps, sale comps, loan data, and property intelligence. Founded in 2012, CompStak crowdsources transaction data from over 40,000 brokers, appraisers, and researchers nationwide, then verifies it through a rigorous multi-step process combining AI, machine learning, and expert analyst review.

How does CompStak verify its data?

CompStak uses a four-stage verification process: (1) Community Sourcing - data is crowdsourced from 40,000+ verified CRE professionals, (2) AI and Machine Learning - algorithms identify duplicates and outliers, (3) Internal Verification - analysts cross-check data against public records daily, and (4) Knowledge Graph - proprietary technology ensures consistency across the database.

What markets does CompStak cover?

CompStak provides nationwide coverage across 105 US commercial real estate markets, including all major metro areas. The platform contains data on over 4 million properties and 4 million lease and sale transactions across office, retail, industrial, and multifamily asset types.

CompStak Blog

White Paper Feb 25, 2025

Data Science: Market Rents on CompStak

Market Intel Feb 19, 2025

CompStat: E-Commerce Hits Peak, Possible Trophy Office Plateau, Equinox’s NYC Retail Power, Phoenix Faces Industrial Glut

Market Intel Feb 12, 2025

Live Q&A Recap with CompStak and Trepp: Upcoming Office Loan Maturities, Large Lease Expirations, and Anemic Space Demand—the Perfect Storm?

Tips & Tricks Mar 3, 2023

CompStak Launches CompStak AI: Transforming CRE Data into Intelligent, Actionable Insights

Latest

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NAR Integrates CompStak into RPR® Platform as Benefit for Commercial Members

CompStak Exchange

For Brokers, Appraisers and Researchers

The world's largest free and anonymous lease and sale comp trading platform

CompStak One

For Landlords, Lenders and Investors

Powering analysis with real-time records of CRE lease, sale, property, and loan data.

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