Klaviyo Delivers Outstanding 2025 Results

Fourth quarter revenue of $350.2 million, representing 30% year-over-year growth

Full year revenue of $1.2 billion, representing 32% year-over-year growth

BOSTON--(BUSINESS WIRE)-- Klaviyo (NYSE: KVYO), the B2C CRM, today announced results for its fourth quarter and fiscal year ended December 31, 2025.

“2025 was a breakout year for Klaviyo. More businesses are relying on us as the actionable infrastructure for understanding their consumers and delivering exceptional customer experiences,” said Andrew Bialecki, co-founder and co-CEO of Klaviyo. “The future of consumer engagement is autonomous, and brands are choosing Klaviyo because real-time data, personalization and automation together deliver faster execution, higher-quality experiences, and clear economic upside.”

# Klaviyo Delivers Outstanding 2025 Results BOSTON--(BUSINESS WIRE)-- [Klaviyo](https://cts.businesswire.com/ct/CT?id=smartlink&url=https%3A%2F%2Fwww.klaviyo.com%2F&esheet=54421945&newsitemid=20260210069244&lan=en-US&anchor=Klaviyo&index=1&md5=88149434f080e7136913720873be6b47) (NYSE: KVYO), the B2C CRM, today announced results for its fourth quarter and fiscal year ended December 31, 2025. “2025 was a breakout year for Klaviyo. More businesses are relying on us as the actionable infrastructure for understanding their consumers and delivering exceptional customer experiences,” said Andrew Bialecki, co-founder and co-CEO of Klaviyo. “The future of consumer engagement is autonomous, and brands are choosing Klaviyo because real-time data, personalization and automation together deliver faster execution, higher-quality experiences, and clear economic upside.”