Nationwide Payment Systems
Trusted Merchant Services Since 2001
About Us
Nationwide Payment Systems (NPS) is a South Florida–based payment technology company founded in 2001 by Allen Kopelman and David Burney. For more than two decades, we’ve helped businesses of every size—from low-risk retail shops to high-risk e-commerce merchants—accept payments securely, reduce costs, and grow with confidence.
We are not just a credit card processor—we are a payments partner that understands industry nuances, compliance challenges, and the unique needs of merchants across the United States.

Our Mission
Our mission is simple: to make payments smarter, safer, and more accessible. From small businesses and professional services to wholesalers, high-volume merchants, and high-risk industries, we deliver solutions that help you get paid faster and stay compliant while maintaining flexibility for the future.
Nationwide Payment Systems has processed over $3,000,000,000 in payments
Which is over 60 million Transactions since 2001
Meet Our Leadership
Allen Kopelman, Co-Founder & CEO of NPS, is a recognized industry thought leader. In addition to guiding merchants through the complexities of payment processing, he hosts the B2B Vault: The Biz-to-Biz Podcast, where entrepreneurs, fintech innovators, and business experts share strategies for growth and resilience.
What Makes NPS Different
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Inclusive Merchant Services
– We support low-risk, mid-risk, and high-risk businesses, providing custom solutions where traditional banks say “no.”
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Technology + Human Support
– Our tools simplify invoicing, recurring billing, ACH payments, and Level-2/3 B2B data, all backed by real people you can call 24/7.
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Experience That Matters
– With 20+ years in merchant services, we know how to navigate Visa/Mastercard rules, chargebacks, and compliance so merchants don’t have to learn the hard way.
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Forward-Looking Solutions
– From AI-driven automation to alternative payments and dual pricing programs, we help businesses stay ready for the future of commerce.
Our Platforms and Resources
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The NPS Blog
– Practical guides on merchant accounts, chargeback prevention, ecommerce compliance, POS systems, ACH vs credit card payments, and more.

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ClickBillR Smart Invoicing
– Automate accounts receivable, send branded invoices via email/SMS/QR, reduce QuickBooks license costs, and capture Level-2/3 data for B2B interchange savings.
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B2B Vault Podcast
–Weekly conversations with industry leaders on payments, technology, and entrepreneurship.

Who We Serve
Nationwide Payment Systems works with:
- Retailers, restaurants, and franchise businesses
- Professional services and home service companies
- Wholesalers, distributors, and B2B firms
- E-commerce merchants, including regulated and high-risk industries
Whether you’re processing $500 a month or $50 million, we provide solutions that fit your model—not one-size-fits-all software.
Looking Ahead
The payments landscape is evolving faster than ever—with AI, alternative payments, crypto acceptance, and new compliance rules reshaping how businesses transact. At Nationwide Payment Systems, our role is to anticipate those changes and keep our merchants ahead of the curve.