Klaviyo, Inc. is a cloud-based marketing automation platform that enables businesses to leverage customer data for targeted email and SMS campaigns. The company’s platform centralizes first-party data from various sources—including e-commerce storefronts, websites, and CRM systems—to help organizations deliver personalized marketing across the customer lifecycle. Klaviyo’s core offerings include segmented email marketing, automated messaging workflows, and performance analytics designed to drive customer engagement and revenue growth.
The platform provides a suite of tools for campaign creation and management, including drag-and-drop email and SMS builders, dynamic content rendering, and A/B testing capabilities. Klaviyo’s predictive analytics features use machine learning to forecast customer lifetime value, churn risk, and optimal send times, enabling marketers to tailor outreach and maximize return on investment. A broad ecosystem of integrations with popular e-commerce platforms—such as Shopify, BigCommerce, and Magento—as well as with marketplaces, CRMs, and other marketing applications, supports seamless data synchronization and campaign automation.
Founded in 2012 by Andrew Bialecki and Ed Hallen, Klaviyo is headquartered in Boston, Massachusetts, and serves more than 100,000 clients across North America, Europe and the Asia-Pacific region. The company has grown in tandem with the rise of direct-to-consumer brands, helping merchants of all sizes—from midsize retailers to large enterprises—unlock the value of their customer data. Klaviyo’s public listing on the NYSE under the symbol KVYO in 2023 marked a milestone in its expansion and underscored investor confidence in its data-driven marketing approach.
Under the leadership of co-founder and Chief Executive Officer Andrew Bialecki, Klaviyo continues to invest in product innovation, focusing on enhanced data modeling, real-time personalization and deeper native integrations. By maintaining a customer-centric product roadmap and supporting a global partner network, Klaviyo aims to strengthen its position as a leading marketing automation platform and help brands build stronger, long-term customer relationships.