Klaviyo Inc.
platform Boston, Massachusetts Founded 2012 1000+ employees
Klaviyo Inc. is a Boston ecommerce marketing platform founded in 2012, IPO 2023 (NYSE: KVYO). $698M FY2024 revenue. 143K+ customers. Email + SMS automation with Shopify integration.
About Klaviyo Inc.
Klaviyo Inc. is an ecommerce marketing automation company founded in 2012 by Andrew Bialecki and Ed Hallen in Boston, Massachusetts. The company went public on the NYSE in 2023 (ticker: KVYO) and reported $698 million in revenue for fiscal year 2024. Klaviyo provides email and SMS marketing automation with deep ecommerce integrations, predictive analytics, and advanced segmentation. As of April 2026, Klaviyo serves more than 143,000 customers, with Shopify as its primary ecommerce partner.