Retailers experience a high volume of customer foot traffic daily. Every one of these customers expects to be able to make payments quickly while using their preferred payment method. Meanwhile, business owners want to be able to access real-time data to track how their company is performing on any given day. Not all retail merchant services providers are able to offer credit card processing products designed with both the customer and business in mind.

At Group ISO, we build payment solutions with the needs of our customers in mind. When you open a retail merchant account with us, we collaborate with you to create a secure and user-friendly payment solution to help your business achieve its strategic goals.


Competitive rates

Transparent and competitive rates from an industry-respected company 20+ years in business.

Accept them all

Major credit card acceptance (Visa, MasterCard and Discover)


Hassle-free approvals

PCI Portal

Free PCI Compliance Online Portal

Robust and Secure Retail Credit Card Processing Solutions

Every Group ISO solution is PCI-certified secure and encrypted to offer you peace of mind in a world where data theft is a constant source of concern for business owners. After a quick setup process, you’ll be able to accept credit card payments from all major providers, such as MasterCard, Discovery, and Visa. Plus, our credit card processing devices include advanced functionality, like custom loyalty and gift cards, real-time reporting, and hassle-free approvals.

If that’s not enough, all of our products are backed by our in-house support team. And, best of all, Group ISO solutions are competitively priced to ensure businesses of all sizes can access industry-leading payment acceptance technology.

Take them all

Accept all major credit cards at competitive rates

Equipment for all your needs

Huge selection of credit card terminals and Point of Sales solutions


We sync with your website and ERP! 


Get the latest equipment

We have a variety of terminals to fit your needs, from standard countertop credit card machines, to full Point of Sale systems.
customer payments

Fully Integrated Credit Card Processing Software for Retail

Group ISO payment acceptance solutions can easily fit into your company’s software ecosystem. Our payment solutions integrate with major ERP and CRM systems to offer you access to key financial metrics at any hour of the day. Most importantly, when you integrate with ERP systems, you will witness improved cash flow as transactions are seamlessly recorded in your company ledger. Book a consultation with Group ISO today to learn more!

Only the best for our merchants


We partner with the world’s most popular brands and innovative technologies.


Ready to get started

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Copyright © 2023 Group ISO. Group ISO, Inc is a registered ISO of Commercial Bank of California Irvine, CA. All trademarks and service marks used on this website are property of their respective owners
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