LAST UPDATED: September 1, 2026

Check Processing Companies in United States (460)

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Marathon Oil Corporation

5555 San Felipe Street | Houston- Texas- 77056 | 1 (713) 629-6600

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Revenue: $1+ billion | Year Founded: 1996 | Firm Size: 1,000 - 2,500

Core Services: Fraud Detection , Check Processing , Online Credit Card Processing

Mashreq Bank PSC

255 5th Ave | New York- New York- 10016-6516 | 212-545-8200

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Revenue: $250 million - $500 million | Year Founded: 1967 | Firm Size: 1,000 - 2,500

Core Services: Check Processing , Credit Card Processing , Mobile Processing

Matrix Payment Systems

23365 N Hillside Road | Barrington- Illinois- 60010 | 847-381-3482

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Revenue: $1 million - $5 million | Year Founded: 2009 | Firm Size: 10 - 50

Core Services: Check Processing , Credit Card Processing , Mobile Processing

Members Choice Fed Crdt Union

14960 Park Row Boulevard | Houston- Texas- 77084 | 281-398-9900

View Reviews (87) | Write a Review

Revenue: $10 million - $50 million | Year Founded: 1941 | Firm Size: 100 - 250

Core Services: Credit Card Processing , Small Business Loans , Check Processing

Menexis.Com, LLC

6400 Laurel Canyon Boulevard Suite 200 | North Hollywood- California- 91606 | 800-930-9498

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Revenue: Est. $1 million | Year Founded: 2004 | Firm Size: 1 - 10

Core Services: Credit Card Processing , Check Processing , High Risk Processing

Menexis is a leading provider of merchant services, credit card equipment, supplies and accessories to businesses and organizations in the US and internationally. We've been in business since 2004 growing our customer base by utilizing the best business practice in the industry. We offer merchant solutions to small businesses, large government institutions, and telecommunication companies. We take... View Profile

Menlo Ventures

2884 Sand Hill Road- Suite 100 | Menlo Park- California- 94025 | 650-854-8540

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Revenue: $5 million - $10 million | Year Founded: 1976 | Firm Size: 10 - 50

Core Services: Mobile Processing , Credit Card Processing , Check Processing

Great venture capital investing requires the ability to seize opportunity where others see challenge. Company builders, market experts and excellent board members are words that describe venture done ‘right.’ These are words that describe Menlo Ventures. We asked our entrepreneurs, limited partners and many others in our ecosystem what makes us stand out. It’s who we are – partners with inte... View Profile

Meramak Bankcard

360 Central Ave | Saint Petersburg- Florida- 33701-3823 | 800 597-3140

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Revenue: 1.4M | Year Founded: 1992 | Firm Size: 14

Core Services: Check Processing , Credit Repair , Bad Credit , Credit Card Processing

Meramak is an established leader in the merchant services industry. As a registered ISO, our affiliations with large financial partners and processors allow us to offer new and exciting programs while maintaining competitive pricing and exceptional customer satisfaction. Founded in 1992, Meramak has maintained an outstanding track record of offering groundbreaking products, services and technology... View Profile

Merchant Advisors

9-5 Novelty Lane Suite B | Connecticut- United States- 06426 | 800-870-7622

View Reviews (21) | Write a Review

Revenue: Above $10 million | Year Founded: 2003 | Firm Size: 35

Core Services: Check Processing

Merchant Advisors understands that small businesses need a variety of options when it comes to funding your company. Quick cash flow and steady investments are needed to survive and grow in the current competitive market. Whether you’re planning a renovation, buying inventory or simply filling a financial gap, our goal is to help you get the funding you need when you need it, at an affordable c... View Profile

Merchant Advisory Group

4248 Park Glen Road | Minneapolis- Minnesota- 55416 | 952-928-4648

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Revenue: $1 million - $5 million | Year Founded: 2000 | Firm Size: 10 - 50

Core Services: Check Processing , Online Credit Card Processing , Merchant Cash Advance

The MAG provides up-to-date news stories covering hot topics in the payments industry. Payment News- Get the latest industry news! The MAG Insights--Provides relevant news stories from both the industry and the MAG which impact our members and sponsors. This section also provides important MAG announcements. Contact Us- Have a question about the MAG? Contact us and we will do our best to... View Profile

Merchant Commerce

1465 Broadway | New York- United States- 11557

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Revenue: $3 Million | Year Founded: 2004 | Firm Size: 2

Core Services: Check Processing , Online Credit Card Processing , Credit Card Processing

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