Amazon unveils Amazon Warehousing & Distribution, letting sellers store their bulk inventory at Amazon's fulfillment centers and access its distribution network
America's most prolific marketplace is continuing its push to monopolize its sellers' entire supply chains.
Context & Ripple Effects
Amazon Warehousing & Distribution extends a build-out that began with capacity: since late 2019 the company has more than doubled its US footprint to over 930 facilities by adding more than 450 warehouses, and it has been renting that network out since it started shipping for outside companies like Etsy and even Walmart in 2021. The new product moves one step earlier in the seller's chain — bulk inventory storage ahead of fulfillment.
First-order effects
- Sellers can now consolidate bulk storage and downstream distribution inside Amazon's fulfillment centers instead of splitting inventory between third-party warehouses and Amazon, deepening their operational dependence on a single provider.
- Traditional 3PLs and wholesale distributors lose their most contested accounts: marketplace sellers whose volume Amazon can now capture end-to-end.
Second-order effects
- Competing marketplaces face an awkward dependency — Amazon already handles deliveries for Etsy and Walmart sellers, and later formalizes this by opening Multichannel Fulfillment to Walmart sellers — so rivals must decide whether to build rival logistics or keep feeding Amazon's network.
- The added inbound bulk-storage demand helps amortize the cost of the warehouse expansion, letting Amazon price logistics services aggressively against dedicated warehousing providers.
Third-order effects
- If the pattern holds through the later Supply Chain Services launch covering raw materials to final delivery and the rural distribution-center push into Walmart's territory, Amazon structurally becomes the default supply-chain layer for US commerce — raising the antitrust question flagged in the coverage about monopolizing sellers' entire chains.
The trend: Amazon is converting its fulfillment infrastructure into a rented supply-chain platform, absorbing each stage of its sellers' logistics from bulk storage through last-mile delivery.