ISO Guide

An Independent Sales Organization (ISO) is a third-party company authorized by acquiring banks and payment processors to market, sell, and manage merchant services, such as credit card processing and point-of-sale (POS) systems. They act as intermediaries, enabling businesses to accept payments and offering tailored support, often for higher-volume merchants.

How ISOs Make Money from POS: Complete Revenue Guide 2026

Last updated: April 2026 How ISOs Make Money from POS For ISOs (Independent Sales Organizations) and MSPs (Merchant Service Providers), POS systems represent one of the most lucrative revenue opportunities in the payments ecosystem. Understanding the multiple income streams available is essential for building a sustainable, profitable business. According to the Electronic Transactions Association, ISOs …

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