★★★★★ 5/5 Star Reviews On Trustlink
Slash Credit Card Processing Fees and Revamp Your Payment Flow
- Boost your flow
- Cost-cutting edge
- Fortress-level security
Book a Free Consultation
Complete the Merchant Account Application
Process Payments Seamlessly
Unlock Faster Growth
Our lightning-fast processing keeps sales flowing seamlessly, ensuring smooth operations and happy customers. Imagine: less time waiting, more time thriving. Boost your efficiency and unlock your true growth potential with Group ISO.
Slash Hidden Costs
Stop bleeding profits on hidden fees! Group ISO’s Level 2 & 3 processing unlocks a treasure trove of savings with every swipe. Ditch the inflated rates and tap into significant cost reductions that fuel your bottom line and watch your profits soar. Think sharper margins, stronger investments, and finally giving those hidden fees the boot. Invest in smart processing with Group ISO and watch your business blossom.
Fortress-Level Security
Rest assured, your transactions are protected with Group ISO. Cutting-edge tech, including PCI-compliant practices, builds an impenetrable shield around your business and customer data. Imagine advanced encryption, fraud prevention, and 24/7 security watch protecting every side. Sleep soundly, transact freely, and build your business with unshakeable confidence. Less worry, more growth, that’s the Group ISO promise.
Supercharge Your Efficiency with Powerful Integrations
Streamline workflows and unlock newfound productivity with GroupISO’s seamless integrations. Connect your favorite business applications and build a unified ecosystem that works for you.
Say goodbye to data silos and manual work:
- Effortless ERP Integration: Connect seamlessly with major Accounting/ERP systems like QuickBooks, Sage, NetSuite, and Microsoft Dynamics GP. No more double-entry data or messy spreadsheets.
- Enhanced Visibility: Gain a holistic view of your business with consolidated data from all your connected applications. Make informed decisions based on real-time insights, not scattered reports.
Real Merchant Reviews
★★★★★ “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. It is nice to have a credit card company that continually works with us and maintains its customer service years after the first transaction. I have and will continue to recommend Group ISO.” – Dwight C. Esnard, Mesa Garage Doors
★★★★★ “I’ve been w/ Group ISO for years, and I highly recommend them. Their customer service is stellar. There responsiveness is on point. I have certainty that my team can always reach a knowledgeable Group ISO team member for any question or request. As my business grows, Group ISO continues to grow alongside w/ us. Thank you Rosalyn, Will and team for being an awesome extension of my business.” – Niuka Inc.
★★★★★ “I have been with Group ISO for over 2 yrs now and am very pleased with their service. They are very courteous and helpful when I call. I highly recommend this service.”
– Isabella Stoloff, Orange County Healing Center
You Asked, We Answered
What makes Group ISO's wholesale credit card processing solutions suited for wholesalers, manufacturers, and distributors?
Group ISO specializes in providing tailored wholesale credit card processing solutions that are optimized to meet the needs of wholesalers, manufacturers, and distributors. Our services are designed to handle high-volume transactions efficiently, ensuring fast, secure, and reliable payment options for both domestic and international transactions.
How does Group ISO ensure the security of my wholesale distribution transactions?
Group ISO is committed to the highest standards of security in all our wholesale distribution payment processing services, which means we only use and deploy PCI-compliant solutions. We employ state-of-the-art security protocols and encryption technologies to protect every transaction against fraud and unauthorized access, ensuring that your business and customer information remains secure.
Can Group ISO help optimize my payment processing to better suit my business needs?
Absolutely! At Group ISO, we understand that every business is different, and we offer personalized payment processing solutions to meet your specific requirements. Our team of experts will work closely with you to understand your business model, providing tailored services that align with your business goals and optimize your payment processing experience.
What is Level 2 and 3 processing?
Level 2 and 3 processing are advanced transaction processing methods that provide detailed line-item data for commercial and government transactions. They allow businesses to qualify for lower interchange rates, improve reporting capabilities, and enhance security.
What level of customer support does Group ISO provide?
Group ISO takes pride in offering exceptional customer support. Our in-house support team is available 24/7 to assist you with any queries or issues.
Unleash Your Business Potenial, Get Started Today
Partner with Group ISO and revolutionize your payment and accounting processes. Schedule a free consultation to explore how we can tailor our merchant services to suit your specific business needs.
At Group ISO, we believe businesses of all sizes should have access to cutting-edge electronic payment solutions. For the past 20 years, we’ve helped companies across the country build stronger relationships with their customers and vendors by modernizing their processes for sending and receiving payments. Mike Segura, Group ISO’s founder and CEO, has spent 25 years in the field of payment processing. He has built a team of dedicated payment processing solutions experts who aim to go above and beyond for every customer.
Office Hours:
Mon-Fri 7:30 AM – 5:00 PM PST
Client Support: 1-800-960-0135
Sales: 1-800-722-4476
Agent Support: 1-800-960-0135
Client Support: 800-960-0135
Sales: 800-722-4476
Agent Support: 800-960-0135
Office Hours: Mon-Fri 7:30 AM – 5:00 PM PST
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Copyright © 2026 Group ISO. Group Independent Sales Organization 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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