Sift is a fraud prevention platform founded in 2011 that helps businesses detect and stop fraud while maintaining customer experience. The company serves over 700 global brands across travel, food delivery, marketplaces, creator platforms, and other digital economy sectors, processing more than one trillion annual events through its data network.
The platform addresses account takeover, payment fraud, and first-party abuse through machine learning and real-time decisioning systems. Sift's approach combines instant threat exposure with split-second decisioning accuracy at scale, allowing businesses to make fraud determinations without friction. The company's data network - aggregating event signals across its customer base - provides the foundation for its detection capabilities.
Sift operates from San Francisco and serves a global customer base that includes Hertz, Yelp, Poshmark, DoorDash, and Patreon, among others. The platform is positioned as enabling companies to grow confidently by reducing fraud losses while preserving legitimate customer transactions.