Any bank, MSP or other firm that provides financial transaction processing services, but usually credit card sales. Many ISOs provide merchant accounts, while some other companies require their customers to establish merchant accounts on their own.
A bank, an ISO, or any other firm that provides the various services required for the processing of a merchant's credit card sales.
(MSP). A I.S.O., bank or other firm providing services for processing financial transactions. Merchant services providers provide merchant accounts. Some of them require their clients to establish merchant accounts on their own.