fulfilment house
noun [ C ]
(US fulfillment house) ukus(also US usually fulfillment center); (UK also fulfilment centre) COMMERCE, MARKETING
a business that sends out advertising, takes orders, accepts payment, sends out goods, etc. for other companies:
The mailing campaign was outsourced to a third-party fulfilment house.
Using a fulfilment house limits a company's ability to oversee delivery and make sure that it meets the necessary standards.