CoStar Group is a leading global provider of real estate information, analytics, online marketplaces, and 3D digital twin technology serving both commercial and residential real estate markets. The company operates proprietary databases and online platforms that connect real estate professionals, brokers, agents, property managers, lenders, and hospitality industry participants across North America, Asia-Pacific, Europe, and Latin America, enabling them to access market data, benchmark performance, manage properties, and list properties for sale or lease. CoStar generates approximately 93% of its revenue from subscription-based services with automatic renewal terms, supplemented by transaction-based revenue from premium listings and ancillary services, while maintaining a highly diversified customer base with no single customer exceeding 5% of annual revenue.