Klaviyo Ecommerce Growth Strategy: Shackleton's 74% YoY Revenue Boost

Shackleton, a UK-based apparel brand, leveraged Swanky's Klaviyo email marketing expertise to boost online sales by 74% through data-driven experimentation. By implementing A/B tests on Webtrends Optimize and launching targeted email flows, the brand enhanced customer engagement and conversion rates. Swanky's 360° approach enabled Shackleton to refine its digital strategy, driving measurable growth across channels. The collaboration demonstrated the power of personalized content and optimized customer journeys in accelerating business performance.

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Published around: January 3, 2025 ?
Added to Agency Inside: March 23, 2026