Klaviyo is a unified customer platform that enables e-commerce brands to build meaningful customer relationships at scale. Founded in 2012 and now publicly traded, Klaviyo combines customer data from 350+ integrations to power personalized email and SMS marketing campaigns. The platform is purpose-built for e-commerce with native integrations into Shopify, BigCommerce, WooCommerce, and other major platforms.
E-commerce brands seeking a powerful, data-driven marketing automation platform that integrates deeply with their tech stack. Particularly strong for Shopify-based businesses looking to scale email and SMS marketing.
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"Fulfill.com is far more than a matchmaking service—they're a true partner in growth. They didn't just introduce us to clients; they helped analyze our 3PL, connect us with key tech and service providers, and optimize our operations."
Greg Airel
Founder, Shipping Pilot
Former 3PL Owners & Ecommerce Operators
Klaviyo is the leading marketing automation platform purpose-built for e-commerce businesses. Founded in 2012 and headquartered in Boston, Massachusetts, Klaviyo has grown to power marketing for over 150,000 brands worldwide, processing billions of customer interactions daily.
Klaviyo's unified platform combines customer data, marketing automation, and AI-powered insights. Key capabilities include email marketing with advanced segmentation, SMS and MMS messaging, push notifications, predictive analytics for customer lifetime value and churn risk, AI-powered product recommendations, and comprehensive reporting dashboards.
Klaviyo integrates natively with major e-commerce platforms including Shopify, BigCommerce, WooCommerce, Magento, and Salesforce Commerce Cloud. The platform automatically syncs customer data, purchase history, browsing behavior, and inventory levels to enable hyper-personalized marketing campaigns triggered by customer actions.
E-commerce brands choose Klaviyo for its powerful segmentation capabilities that enable targeting based on purchase behavior, predicted lifetime value, engagement patterns, and hundreds of other attributes. The platform's owned marketing approach helps brands reduce dependence on paid advertising by building direct customer relationships through email and SMS.
While Klaviyo is primarily a brand-facing tool, 3PLs benefit from understanding this platform as many of their brand clients use it. Klaviyo can integrate with fulfillment systems to trigger shipping notifications, delivery confirmations, and post-purchase flows based on fulfillment events.
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