LAST UPDATED: April 1, 2025

Payment Gateway Companies in United States (342)

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Nationwide Payments

400 Technology Way | Scarborough- Maine- 4074 | 877-290-1975

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Revenue: $10 million - $50 million | Year Founded: 2002 | Firm Size: 100 - 250

Core Services: Gift & Loyalty Cards , Payment Gateway , Point of Sale Systems

Nationwide Payments, founded in November of 2002, is a Merchant Service Provider and authorized Third Party Processor currently handling nearly $4 billion dollars in electronic payment transactions annually for merchants across the country. Nationwide Payments enables businesses to accept all forms of non-cash payments. We provide credit, debit and check card processing, electronic check accept... View Profile

Nelnet, Inc

121 South 13th Street | Lincoln- Nebraska- 68508 | 1 (888) 486-4722

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Revenue: $500 million - $1 billion | Year Founded: 1995 | Firm Size: 5,000 - 10,000

Core Services: Education / Training , Payment Gateway , Technology

Network Merchants, LLC

201 Main Street | Roselle- Illinois- 60172 | 1 (800) 617-4850

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Revenue: $10 million - $50 million | Year Founded: 2000 | Firm Size: 250 - 500

Core Services: Payment Gateway , Fraud Detection , Check Processing , Credit Card Processing

At NMI, we recognize the payment industry can be difficult to navigate. Participants who lack industry expertise are often overwhelmed. In 2001, we found this out first-hand when we introduced our fraud detection software called iSpyFraud. We found Merchants, without proper guidance, mistakenly set their fraud thresholds too high and inadvertently removed good transactions. Or, set their threshold... View Profile

New Media Insight Group, Inc.

28202 North 58th Street | Cave Creek- Arizona- 85331 | 855-445-9771

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Revenue: Est. $1 million | Year Founded: 2000 | Firm Size: 1 - 10

Core Services: Mobile Processing , Mobile Banking , Payment Gateway

NFC Forum, Inc.

401 Edgewater Place- Suite 600 | Wakefield- Massachusetts- 1880 | 781-876-8955

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Revenue: $1 million - $5 million | Year Founded: 2003 | Firm Size: 10 - 50

Core Services: Mobile Processing , Payment Gateway

NLP Secure

7253 W Franklin Road | Boise- Idaho- 83709 | 855-498-1666

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Revenue: $1 million - $5 million | Year Founded: 2011 | Firm Size: 10 - 50

Core Services: Payment Gateway , ACH Processing , Credit Card Processing

NLP Secure was formed in 1998 and serves almost every type of business in the USA and Canada.  We focus on partnering with financial institutions, software companies, and technology providers to elevate service and create technology for schools, nonprofits, medical, dental, legal practices, faith-based organizations, restaurants, retail, e-commerce, and government agencies of all sizes. NLP Sec... View Profile

NXGEN International

940 Spokane Avenue- Suite 5 | Whitefish- Montana- 59937 | 866-863-9977

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Revenue: $10 million - $50 million | Year Founded: 2002 | Firm Size: 100 - 250

Core Services: Payment Gateway

Since 2002, we provide best in class payment solutions to our clients delivered with the highest reputation in the industry.  With over 20 local offices across the globe and the ability to set up merchants in 30 countries, NXGEN has been built from the ground up to grow with your business no matter the size. We are the proud recipient of the “2016 ISO of the Year” award, the most prestigious award... View Profile

Official Payments Corporation (acquired by ACI Worldwide - Nov 2013)

1 Landmark Sq Ste 400 | Stamford- Connecticut- 06901-2670 | 800-487-4567

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Revenue: $100 million - $250 million | Year Founded: 1999 | Firm Size: 500 - 1,000

Core Services: Treasury Management , Payment Gateway

oink.com

1221 Hermosa Avenue | Hermosa Beach- California- 90254 | 302 536-2180

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Revenue: Est. $1 million | Year Founded: 2010 | Firm Size: 1 - 10

Core Services: Credit Card Processing , Payment Gateway

OLB.com

200 Park Avenue- Suite 1700. | New York- New York- 10166 | 212-278-0900

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Revenue: $5 million - $10 million | Year Founded: 1995 | Firm Size: 10 - 50

Core Services: Transaction Verification , Online Credit Card Processing , Point of Sale Systems , Payment Gateway

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