Originally Posted by Benilde Moreno

Yes Turissa outsourcing most of the times refers to services rather than articles and products.

I should have then written to Anne that she's looking for the equivalent of outsourcing with regard to the manufacturing processes.

Unless someone else can give a better option I still insist that while naming her company the producer, the provider should be the manufacturer.

So let's see if this suits your text: Fabricante proveedor.