inventory accuracy across multiple warehouses
reduction in time spent managing inventory
overselling incidents
Sumtracker has been a game changer for us. I’d highly recommend Sumtracker to any Shopify store that needs reliable, advanced inventory management. Plus, their support team is incredibly responsive.
Testimonial by Rolf Middendorp, Founder of Babymaxi, a Baby & Parenting Products D2C brand in the Netherlands.
About Babymaxi
Babymaxi is an online retailer specializing in baby carriers, babywearing jackets, and travel-friendly accessories for parents.
Founded in 2011 as a family business, the company focuses on helping parents stay active and explore the world while keeping their babies close, comfortable, and safe. Headquartered in Amsterdam, Netherlands, Babymaxi operates as a 100% online store serving customers across Europe.
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The brand carefully curates products designed for everyday parenting and outdoor adventures — from ergonomic baby carriers to practical babywearing apparel and accessories. Design, safety, and sustainability are core priorities, with many products made from organic and eco-friendly materials.
As the business grew, Babymaxi expanded its catalog to hundreds of SKUs sourced from multiple suppliers and began working with multiple 3PL fulfillment partners. Managing inventory across these locations became increasingly complex, prompting the team to look for a more reliable inventory management solution.
The Challenge Babymaxi Faced
As Babymaxi transitioned from an in-house warehouse to multiple 3PL providers, inventory management became significantly harder:
Multi-Location Transition: Moving inventory to two different 3PL warehouses while keeping the Shopify store fully operational created tracking challenges.
Overselling Risk: Inventory distributed across multiple locations made it difficult to maintain accurate stock levels, with 5–7 overselling incidents per month.
Limited Warehouse Visibility: No centralized view of where stock was located, how much was available, or what movements were happening across locations.
Supplier Coordination: Working with dozens of suppliers and hundreds of SKUs made tracking incoming deliveries and allocating stock to correct warehouses difficult.
How Sumtracker Helped Babymaxi
Sumtracker became Babymaxi's central inventory management system:
Easy Stock Transfers: Created and tracked stock transfers between warehouse locations, giving the team full visibility into where inventory was at every stage of the move.
Real-Time Shopify Sync: Automatically syncs inventory with Shopify across all warehouse locations, helping reduce overselling incidents from 5–7 per month to near zero.
Centralized Location Visibility: A single dashboard showing stock across all warehouses, stock movements, and product history, contributing to 99%+ inventory accuracy.
Purchase Order Management: Tracks incoming supplier deliveries and purchase orders across dozens of suppliers, ensuring products are received and allocated to the correct warehouses.
Key Results Achieved by Babymaxi with Sumtracker
Key outcomes included:
✓ Shopify sync delivered 99%+ inventory accuracy across multiple warehouses
✓ Automated stock updates reduced overselling from 5–7 incidents per month to near zero
✓ Centralized dashboard cut inventory management time by 70%
✓ Stock transfers gave full visibility of inventory movements during the 3PL transition
✓ Purchase order management centralized supplier tracking across dozens of vendors
Sumtracker gave Babymaxi the confidence to manage inventory across multiple 3PL partners while scaling their Shopify store without manual tracking.
Conclusion
After adopting Sumtracker, Babymaxi brought multi-location inventory operations together, syncing stock transfers, supplier deliveries, and Shopify inventory into one system.
From tracking inventory across multiple warehouses to managing hundreds of SKUs from dozens of suppliers, Sumtracker helped the team reduce operational complexity and scale with confidence.
Want to take control of your multi-location inventory?
What inventory challenges was Babymaxi facing before Sumtracker?
Babymaxi was moving from an in-house warehouse to multiple 3PL providers. Inventory was spread across locations with no centralized view, leading to 5-7 overselling incidents per month and ~10 hours per week spent on manual tracking.
How does Sumtracker sync Babymaxi's Shopify store across multiple warehouses?
Sumtracker continuously syncs stock levels across all 3PL locations with Shopify into a single dashboard. With this unified view of inventory across warehouses, Babymaxi achieved 99%+ inventory accuracy and reduced overselling incidents to near zero.
Which Sumtracker features does Babymaxi use most?
Babymaxi primarily uses multi-location inventory tracking, stock transfers between warehouses, Shopify inventory sync, and purchase order management. The stock transfer feature was especially critical during the transition from an in-house warehouse to multiple 3PL providers.
How does Babymaxi manage supplier deliveries with Sumtracker?
Sumtracker's purchase order management tracks incoming deliveries across dozens of suppliers and ensures products are received and allocated to the correct warehouse locations.
How did Sumtracker reduce Babymaxi's inventory management time?
Sumtracker's centralized dashboard and automated syncing cut weekly inventory management from ~10 hours to ~3 hours, a 70% reduction in time spent in managing inventory.


