Shopware and Klaviyo Announce Platinum Technology Partnership

Schöppingen, December 3, 2025 — Shopware and Klaviyo today announced a strategic partnership designating Klaviyo as Shopware’s Platinum Technology Partner and recognizing Klaviyo as Shopware’s leading B2C CRM partner. The collaboration provides merchants with a unified, AI-powered platform to consolidate customer data, accelerate consumer-grade personalization, and drive revenue growth.

As Shopware's leading B2C CRM, Klaviyo offers one platform to help merchants grow faster and scale more efficiently. The best-in-class Shopware extension syncs customer, purchase, and browsing data in real time, powering personalized marketing across email, SMS, WhatsApp, push notifications, and more.

Leading Shopware agencies such as Strix, BRANDUNG Grow, and H1 are already partnering with Klaviyo to unify customer data and deliver more personalized marketing experiences.

An Impactful Partnership

The Platinum tier is awarded to best-in-class technologies that have demonstrated significant impact for Shopware merchants. The partnership underscores a shared commitment to an open, expanding ecosystem and the power of community.

Shopware merchants benefit from Klaviyo’s unique expertise and broad feature set:

• Scale proven: More than 183,000 customers use Klaviyo globally.

• Revenue impact: Leading brands generate over 50% of their e-commerce revenue through Klaviyo.

• Unified data, real-time: The new Klaviyo plugin syncs customer, purchase, and browsing events to power segmentation and conversion triggers.

• Omnichannel orchestration: Manage email, SMS, WhatsApp, push, and more from a single CRM.

• Faster time to value: Real-time syncing reduces setup time and accelerates lifecycle automation.

• Trade merchant enablement: A specialized integration syncs key trade merchant data — such as custom property tags and multi-channel transactions — to automate tailored communications that drive loyalty and predictable repeat purchases.

• Ecosystem momentum: Klaviyo collaborates with leading Shopware merchants and agency partners across the community.

“We’re delighted to welcome Klaviyo as a Platinum Technology Partner. Our close collaboration delivers Shopware experiences that drive growth. With Klaviyo, merchants can activate their data across channels and turn more moments into revenue.” — Sebastian Hamann, Co-CEO and Co-founder, Shopware

“In today’s competitive e-commerce landscape, data alone isn’t enough — brands need to act on it quickly and in one place,” said Eddie O'Brien, SVP Global Partnerships & Alliances, Klaviyo. “Through Klaviyo’s AI-powered capabilities, this partnership empowers merchants to turn every browsing moment, purchase, and interaction into meaningful, personalized engagement

“By switching to Klaviyo, we’ve laid the foundation for developing our email marketing in a data-driven and targeted way. We were able to centrally consolidate customer data, giving us a much clearer understanding of our customers’ behavior and needs — which has noticeably improved our campaign planning.” — Dominique Perreau, Head of E-Commerce, Interpneu Handelsgesellschaft GmbH

The Klaviyo plugin in the Shopware store can be found under this link.

About Shopware

Shopware is Europe’s leading open-source ecommerce platform, designed to meet the complex demands of mid-sized and enterprise-level businesses. With advanced, ready-to-deploy capabilities and a flexible API-first architecture, the platform delivers the performance, control, and scalability needed to drive sustainable growth and remain resilient in an increasingly volatile economic environment.

About Klaviyo

Klaviyo (NYSE: KVYO) is the B2C CRM. Powered by its built-in data platform and AI, Klaviyo unifies marketing automation, analytics, and customer engagement into a single solution — making it easy for businesses to understand their customers and grow faster. Klaviyo (pronounced Clay-vee-oh) helps over 183,000 brands deliver 1:1 experiences at scale, increase efficiency, and drive revenue.