Flatline Agency
Service partner
5.0
(1)
Partner since September 2020
Price range for selected services
Contact for pricing
Contact information
Primary location
Amsterdam, Netherlands
Supported locations
Netherlands, Germany, United States
Languages
English, German, Dutch
About
Business description
Flatline Agency, based in Amsterdam, helps ambitious brands scale on Shopify and Shopify Plus through replatforming, custom development, unified commerce, and performance marketing for D2C, B2B, and omnichannel businesses across international markets and teams globally.
Premier Partner
Partners are tiered based on multiple factors, including their history of experience and proven success on Shopify.
Other services
Store migration, Headless commerce, Wholesale/B2B, POS setup and migration, Conversion rate optimization, International expansion
Industries
Business to business (B2B), Clothing and fashion, Electronics, Jewelry and accessories
Featured work
Gisou | Shopify Plus growth for a global beauty brand
Gisou is a global beauty brand rooted in a six-generation beekeeping heritage. Flatline supports its Shopify Plus ecosystem through performance optimisation, UX improvements, and targeted Klaviyo campaigns—helping the brand create a smoother, more scalable ecommerce experience that drives stronger engagement, supports conversion, and enables growth across 30+ international markets.View featured work
OGÉR | Award-winning omnichannel migration to Shopify (Plus) & POS
OGÉR is a luxury fashion brand focusing on high-end Italian menswear. The brand has been running its business since 1989 until now with the core value of “based on high-quality products and personal service”, and is currently one of the pillars of men’s luxury fashion in the Netherlands. Flatline migrated from Magento to Shopify Plus, POS Pro and build up the new eCommerce marketing stackView featured work
Stoov | From four stores to one Shopify Markets setup
Stoov needed a simpler and more scalable international setup. Flatline consolidated four separate Shopify stores into one Shopify Markets environment, improved theme performance, and optimized the product experience with clearer variant logic and Combined Listings. The result was a leaner operating model, faster storefront performance, and a reported 13% uplift in conversion.View featured work
JohnBeerens.com | Shopify Plus for B2C, B2B and growth
JohnBeerens.com needed a Shopify Plus setup that could better support both B2C and B2B growth. Flatline rebuilt the experience to improve speed, flexibility, and operational control, with integrations including Exact via xCore, CM.com, custom filtering, quick-buy functionality, and Checkout Blocks—creating a more scalable platform for international growth.View featured work
Lions Fashion Group | One scalable foundation for multiple brands
Lions Fashion Group operates multiple fashion brands with distinct audiences and commercial needs. Flatline built one shared ecommerce foundation that allows each brand to scale independently while keeping technology, marketing, CRO, and data aligned. The result is lower operational complexity, lower total cost of ownership, and structural conversion rates above 4%.View featured work
Urban Arrow | Headless Shopify for global expansion
Urban Arrow needed a platform that could support complex products, localized commerce, and international growth. Flatline delivered a headless architecture built on Shopify and Storyblok, enabling greater flexibility across content and commerce while supporting advanced product logic, localized pricing, and integrated digital journeys across 26 markets.View featured work
Rating5.0(1)
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Quality of work
5Communication
5Service reviewed: Theme customization