Extensiv is a comprehensive omnichannel fulfillment software platform serving third-party logistics (3PL) providers and brands. Founded in 2006, the platform offers integrated cloud-native warehouse management systems (WMS), order management, inventory management, and integration solutions. Their flagship 3PL Warehouse Manager provides complete visibility from shopping cart to doorstep, featuring automated workflows, barcode scanning, EDI capabilities, and REST API access. The Integration Manager (formerly CartRover) connects hundreds of ecommerce platforms, marketplaces, and warehouse systems, supporting unlimited orders and SKUs. Additional products include Network Management for multi-warehouse operations, Billing Manager for automated invoicing, SmartScan for mobile warehouse operations, and Small Parcel Suite for efficient shipping. With a network of over 2,000 connected 3PL warehouses processing 3 million orders weekly, Extensiv serves 4,000+ customers and 25,000+ logistics professionals. The platform emphasizes automation, real-time reporting, and seamless integrations with shopping carts like Shopify, BigCommerce, marketplaces like Amazon and eBay, and major shipping carriers.