Flatline Agency

Flatline Agency is a certified Klaviyo partner

Flatline Agency – The luxury standard in digital Flatline Agency, based in Amsterdam, is a global disruptor in eCommerce, custom development, performance marketing and digital transformation. With over 50 specialists and official partnerships with Shopify Plus and Klaviyo, we help brands accelerate growth through five core pillars: Digital Strategy, Branding and Identity, Technology and Replatforming, Unified Commerce, and End-to-End Marketing. We serve fast-scaling DTC brands, multichannel retailers and international players by delivering powerful, mobile-first experiences using leading technologies like Shopify, Klaviyo, Framer, HubSpot and Salesforce. What we do with Klaviyo We implement Klaviyo from scratch or optimize existing setups to unlock revenue through: • Advanced segmentation for hyper-targeted campaigns • Flow automation for abandoned cart, welcome series, win-back and post-purchase • Campaign management from creative to analytics • CDP-powered insights to unify and activate customer data • A/B testing and continuous optimization to improve performance over time Whether you are migrating from another ESP or scaling an existing Klaviyo account, our team delivers with a comprehensive approach that blends strategy, design and deep technical execution. Directory tier: Platinum Master

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