SellerSwitch

SellerSwitch is a data-driven marketplace agency for manufacturers focused on international marketplace expansion.

We deliver comprehensive marketplace account management in Poland and abroad, uniting strategy, operations, marketplace PPC, and analytics to turn complex catalogs into predictable growth.

As a marketplace agency for eMAG, Amazon, Kaufland, Temu, Pigu, and more, we also cover eBay and Walmart Marketplace for true multi-channel scale. Our experts handle Amazon account management (Seller Central & Vendor Central), eMAG marketplace services, Kaufland marketplace management, Temu marketplace onboarding, Pigu marketplace support, eBay marketplace support, bol.com marketplace expansion, plus Allegro, Empik Place, Cdiscount, Leroy Merlin, Castorama, Worten, and Alza. We start with data—retail media signals, buy-box drivers, inventory, and pricing—then execute listing optimization and marketplace advertising services powered by SEO for marketplaces.

Expect fast onboarding with a dedicated account manager, rigorous project management, and customer service that protects ratings and SLAs.

Our teams run A/B content tests, retail media experiments, and margin-aware promotions, giving you access to exclusive promotions and featured campaigns and up-to-date platform algorithm insights.

Thanks to official marketplace partnerships enabling faster registration, we accelerate cross-border onboarding and compliance. Whether launching a new catalog or rescuing underperforming accounts, we orchestrate cross-border marketplace launch and expansion with localized SEO, pricing playbooks, and performance frameworks across Amazon, eBay, Walmart Marketplace, eMAG, Kaufland, Temu, Pigu, and bol.com. SellerSwitch blends marketplace account management, listing optimization, marketplace advertising, and marketplace PPC to compound results across regions. Ask about our satisfaction guarantee for marketplace services and meet the specialized SEO, marketing, customer support, and proje