Propertybook

​CoStar is the largest source of verified commercial real estate information, analytics, and data-driven news worldwide. The industry relies on CoStar's data, analytics, and insights to make informed decisions and gain a competitive edge in the market. Whether you're buying, selling, or leasing a property, representing tenants, valuing assets, originating loans, or managing diverse portfolios, CoStar has got you covered. CoStar offers a comprehensive suite of tools and resources, including property records, listings, tenant information, public records, ownership details, fund data, and loan information. Transaction data encompasses sales and lease comparables, while analytics tools provide market analytics, lease analysis, and custom reporting. CoStar serves a diverse clientele, including brokers, owners and investors, lenders, occupiers, and appraisers, providing them with the data and insights needed to make strategic decisions and stay ahead in the competitive commercial landscape.

PropTracer is an AI-powered property owner intelligence platform delivering accurate contact information with 98% accuracy. Our skip tracing algorithm cross-references hundreds of data sources including property records, tax records, and credit headers to provide verified phone numbers, email addresses, and mailing information for any US property. Our platform penetrates corporate ownership structures, revealing decision-makers behind LLCs, trusts, and shell companies through interactive ownership visualization. The AI-powered map search enables users to build targeted lists by selecting properties and applying intelligent filters. PropTracer serves real estate investors, brokers, lenders, contractors, solar sales professionals, private equity firms, roofers, and property service providers. We offer individual property searches delivering results in seconds, bulk processing for thousands of records, and advanced list building with confidence scoring.