Your #1 Merchant Services Provider

From high risk to small business, get comprehensive in-house services for payment processing.

Outdated and inefficient merchant services and credit card processing systems can jeopardize the hard-earned loyalty your business has established with its customers, regardless of product or service quality. At Group ISO, we recognize the paramount importance of secure, reliable, and integrated merchant services systems.

With over 20 years of experience as a registered Full-Service Provider (FSP) and Independent Sales Organization (ISO), we have been supporting businesses of all sizes. Unlike other merchant service providers, all our services are handled in-house, enabling us to approve, service, and maintain payment processing solutions for all industries from small retail businesses to large online high risk merchants.

FEATURED CLIENTS



Your #1 Merchant Services Provider

From high risk to small business, get comprehensive in-house services for payment processing.

Outdated and inefficient merchant services and credit card processing systems can jeopardize the hard-earned loyalty your business has established with its customers, regardless of product or service quality. At Group ISO, we recognize the paramount importance of secure, reliable, and integrated merchant services systems.

With over 20 years of experience as a registered Full-Service Provider (FSP) and Independent Sales Organization (ISO), we have been supporting businesses of all sizes. Unlike other merchant service providers, all our services are handled in-house, enabling us to approve, service, and maintain payment processing solutions for all industries from small retail businesses to large online high risk merchants.

FEATURED CLIENTS



How It Works

Apply Online

Fill out a short online application.

Receive an Instant Quote

A quote will be quickly delivered.

Start Accepting Payments

Equip your business with comprehensive merchant services.

Empowering Your Business with Comprehensive
Payment Solutions

At Group ISO, we handle it all. Whether you’re seeking high-level credit card processing, integration of your ERP with payment solutions, or simply dissatisfied with your current provider, our robust services are here to meet your requirements.

ERP Systems

Experience the power of synchronized data, streamlined workflows, and enhanced visibility into your financial processes. Simplify your back-office operations and optimize your payment processing with Group ISO’s integrated ERP solutions.

Payment Integration

At Group ISO, providing seamless merchant services and online credit card processing experiences for our customers is a top priority. We understand this entails creating an end-to-end user experience in which you have visibility into where your money is coming from and where it is going.

Level 2 & Level 3 Processing

Unlock the full potential of your payment processing with Group ISO’s Level 2 and Level 3 processing capabilities. Our advanced solutions cater to businesses of all sizes, offering custom credit card processing and merchant services tailored to your unique needs.

Credit Card Processing

We provide custom credit card processing and merchant services solutions for businesses across industries. We offer various payment solutions to give your business payment acceptance flexibility, including check processing and EBT/SNAP acceptance. Find out today what sets us apart!

Payment Products

Group ISO merchant credit card processing services offer various innovative products to meet your payment processing needs. Whether you require mobile payment solutions or a sleek and user-friendly POS system, our products enhance the customer experience. Take your business to the next level with our products.

Comprehensive Solutions

We can assist you in achieving PCI compliance, implementing customer loyalty programs, and establishing systems for recurring payments. Let us provide you with the tools for success.

Customized Payment Processing Solutions for Your Business

At Group ISO, we cater to diverse industries, offering specialized payment processing solutions tailored to your unique requirements. From high-risk industries down to small businesses, our expertise allows us to process payments securely and efficiently.

Retail

Streamline transactions, accept various payment methods, and enjoy flexible options tailored to your retail needs.

Take Your Retail Business To New Heights

 

Wholesale & Distributors

Efficiently manage your wholesale and distribution operations with our comprehensive payment processing solutions.

Explore our Wholesale & Distributors Products


E-Commerce

From secure online transactions to integrated shopping carts, our merchant credit card processing services empower your e-commerce success.

Start Maximizing Your Online Sales


Restaurants

Simplify tableside ordering and payments, enhance efficiency with integrated POS systems, and offer a seamless dining experience to your customers.

Elevate Your Restaurant Operations

Elevate Your Restaurant Operations


Small Business

Enjoy tailored payment processing solutions that cater to the specific needs of small enterprises, empowering growth and efficiency.

Discover Small Business Support

Trustworthy Solutions for All Industries

Group ISO provides secure and reliable credit card processing solutions for high-risk industries. We combine industry knowledge with actionable benefits to ensure your high-risk business thrives.

YOUR HIGH RISK BUSINESS CAN ACCEPT PAYMENTS FROM              and many others!

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Why Choose Group ISO?

Steller support. That's how we roll.
Here’s why you should choose Group ISO as your merchant services provider:
  • Reliable and secure credit card processing systems and merchant services.
  • We handle everything in-house, from support to risk assessment – no outsourcing.
  • Competitive pricing designed to meet your needs.
  • Level 2 and Level 3 processing capabilities.
  • 24-hour funding and approvals, ideal for B2B and Level 2 & 3 businesses.
  • In-house risk assessment and underwriting.
  • 24/7 customer service support available in over 30 languages.

Integrations With Your Favorite Tools

At Group ISO, we’re constantly finding new ways to ensure our system optimally integrates with your current ecosystem. Here are just a few of our integrations. Please contact us if you require a different integration that isn’t listed and we’ll be happy to work with you to find a solution.

PayPal Authorize Salesforce
Quickbooks Paytrace Netsuit
Microsoft Dynamics GP fluidpay Oracle
Sage

Merchant Testimonials

Real merchants share their reviews

Dwight C. Esnard

Mesa Garage Doors
Group ISO has been a fantastic addition to Mesa Garage Doors. Not only have we saved money but the personalized service is second to none.

Niurka

Niurka Inc.
Group ISO has been a fantastic addition to Mesa Garage Doors. Not only have we saved money but the personalized service is second to none.

Isabella Stoloff

Orange County Healing Center
Group ISO has been a fantastic addition to Mesa Garage Doors. Not only have we saved money but the personalized service is second to none.

Frequently Asked Questions

Contact us today to experience the Group ISO difference!

Group ISO Merchant Services

Client Support: 800-960-0135
Sales: 800-722-4476
Agent Support: 800-960-0135

Office Hours: Mon-Fri 7:30 AM – 5:30 PM PST

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Payment Solutions

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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