NewThe State of Amazon Wholesale, Q3 2026Read the report 
TurnKey Prep & Ship logo
Michigan, United States

TurnKey Prep & Ship

FBA and WFS prep with 48h processing, no minimums, and 7-day receiving.

Seller Assistant is a sourcing platform for Amazon wholesale and online arbitrage sellers. Connect TurnKey Prep & Ship to send your purchase orders to it in one click.

Locations

  • Michigan

Browse prep centers in Michigan

Services

FBA prep
Receiving, inspecting and packing your inventory to Amazon FBA requirements.
Walmart WFS prep
Prepping inventory for Walmart Fulfillment Services.
Bundling and kitting
Combining several items into one sellable bundle or set.
FBM fulfillment
Packing and shipping your own (merchant-fulfilled) orders straight to customers.
Returns
Receiving customer returns and Amazon removals, inspecting and restocking them.
Storage
Holding your inventory between shipments, so you can send to Amazon in batches.

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What Seller Assistant does

From supplier price list to your prep center

  1. 1

    Find products

    Upload a supplier price list. Seller Assistant checks every item for profit, sales and Amazon restrictions.

  2. 2

    Buy them

    Turn your picks into a purchase order for the supplier, with cost and profit per unit.

  3. 3

    Send to prep

    Send the order to TurnKey Prep & Ship as an inbound shipment in one click.

14-day risk free trial. Cancel anytime.

Send to prep dialog on a purchase order in Seller Assistant

More prep centers in the United States

FBA prep centers in the United States 
eFulfillment Service logo

eFulfillment Service

Order fulfillment with FBA prep, kitting, and no minimums or contracts.

Traverse City, MI

Encore Business Group

ISO 9001 certified 3PL with FBA and WFS prep, kitting, and D2C orders.

Kentwood, MI

MI FBA Prep

Flat-rate FBA prep with 24-48 hour shipping to Amazon via UPS or LTL.

Lapeer, MI

Not sure which plan fits your sourcing workflow? Chat with our team — we're happy to help.