Klaviyo operates a B2C customer relationship management platform that unifies customer data with AI-powered marketing automation and multichannel communication capabilities. The system integrates email, SMS, WhatsApp, RCS, and mobile push into a single interface, enabling brands to own their customer relationships and coordinate campaigns across channels.
Founded in 2012 and headquartered in Boston, Klaviyo grew from a bootstrapped startup to a public company listed on the New York Stock Exchange under the ticker KVYO. The platform serves more than 193,000 businesses worldwide, ranging from small merchants to established brands seeking to scale their customer engagement operations.
The company's technical focus centres on customer data unification and personalization at scale. Klaviyo's architecture allows brands to consolidate disparate customer information streams and leverage AI to automate marketing decisions, reducing manual workflow while improving targeting precision across owned channels.