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Who We Are: MainStream Merchant Services is a leading provider of payment processing solutions. Our customers represent a diverse array of businesses ranging from retail, restaurant, business to business to e-commerce and beyond. All of our merchant partners have unique non-cash payment processing needs that we are delighted to fulfill. Our mission is simple: to provide our customers with the best merchant payment processing products and services available to help them increase their revenue and meet, if not exceed, their business goals, at competitive rates. Our high-value solutions debit, credit and gift card processing solutions are designed to provide our merchants with long-term benefits. MainStream processing is available through mobile devices, laptops, traditional point-of-sale terminals, and a variety of integrated VAR systems. Whether you are a future merchant, partner, or MainStream employee we encourage you to check out the MainStream difference today. MainStream Merchant Services Inc. is a registered ISO of Wells Fargo Bank, N.A., Concord, CA. Our Office: Our uniquely designed corporate office is located in wonderful Alpharetta, GA. We recently moved into a loft style suite in order to work in the most engaging atmosphere. Working in such an open environment allows us to be most efficient in giving our merchants top solutions. Call Us Today And See What We Can Do For Your Business!!

Website http://www.mainstreamms.com
Revenue $38.8 million
Funding $1 million
Employees 45 (33 on RocketReach)
Founded 2007
Address 1000 Mansell Exchange W. Suite 260, Alpharetta, Georgia 30022, US
Phone (866) 674-1020
Technologies
Industry Financial Services, Finance General, Merchant Payment Processing, Finance, Credit Card Processing, Check Guarantee, Check Conversion, Custom Gift Cards and Gift Card Processing, Web Based Credit Card Processing, PC Credit Card Processing, POS Terminals, Merchant Cash Advance
Web Rank 7 Million
Keywords Merchant Services, Payment Processing, Payment Solutions, Payment Processing Solutions, Payment Providers, Credit Card Processing, Transaction Processing, Payment Gateway, Online Payments, Payment Technology, Payment Acceptance, Financial Technology, Point Of Sale, Pos Systems, Secure Payments, E Commerce Payments, Retail Payments, Mobile Payments, Restaurant Payments, B2b Payments
Competitors Adyen, Shopify, PayPal, Stripe, Square, BlueSnap, Braintree, 2Checkout (now Verifone), PaymentSpring, Authorize.net +38 more (view full list)
SIC SIC Code 615 Companies, SIC Code 61 Companies
NAICS NAICS Code 52232 Companies, NAICS Code 522320 Companies, NAICS Code 5223 Companies, NAICS Code 52 Companies, NAICS Code 522 Companies

MainStream Merchant Services Questions

The MainStream Merchant Services annual revenue was $38.8 million in 2026.

33 people are employed at MainStream Merchant Services.

MainStream Merchant Services is based in Alpharetta, Georgia.

The NAICS codes for MainStream Merchant Services are [52232, 522320, 5223, 52, 522].

The SIC codes for MainStream Merchant Services are [615, 61].

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