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Top 1 Payment Gateways SaaS Companies With $1M–$5M Revenue (September 2026)

As of September 2026, Latka tracks 1 payment gateways SaaS companies with $1M–$5M in annual revenue. They have combined revenues of $2M and employ 18 people.

Every company below sells payment gateways software to other businesses and is ranked by its most recent annual revenue. Revenue, funding, headcount and customer figures come from CEO interviews on the Latka podcast, public company filings, and Latka estimates where a company has not disclosed a number.

What Payment Gateways SaaS Companies do

Payment gateways are technology platforms that facilitate electronic financial transactions between customers, merchants, and financial institutions. They serve as intermediaries, ensuring secure and efficient processing of payment data from the point of sale to the payment processor and back. Primarily used for online and in-person purchases, these systems support various payment methods including credit and debit cards, as well as digital wallets. The key functionalities of payment gateways include transaction authorization, encryption of sensitive data to ensure security, and providing seamless integration with e-commerce platforms. Typical users of payment gateways include businesses of all sizes – ranging from small businesses to large enterprises – as well as online retailers, service providers, and any entity that requires efficient payment processing. The buyer personas often consist of finance and accounting teams, e-commerce managers, and IT professionals responsible for payment infrastructure.

Companies
1
Revenue
$2M
Funding
-
Employees
18

Filters

Sorting: Highest -> Lowest

Filters
Revenue
All<$1M$1M-$5M$5M-$10M$10M-$100M$100M+
Funding (Locked)Growth (Locked)Team-Size (Locked)

Top Payment Gateways SaaS Companies With $1M–$5M Revenue

Showing 1 of 1 companies ranked by annual revenue.

1Cardknox logo
Cardknox

Howell, New Jersey, United States

Cardknox is a leading omnichannel payment gateway for developers that can be seamlessly integrated with POS systems, ERP software, e-commerce, unattended retail, and mobile platforms. We offer flexible payment solutions, generous revenue sharing, white-glove customer support, and the lowest interchange rates — serving thousands of partners and customers across every major industry throughout the U.S., the U.K., and Canada. For more information, visit www.cardknox.com.

Revenue
$2M
Team size
18

Frequently asked questions about Payment Gateways SaaS Companies With $1M–$5M Revenue

How many payment gateways SaaS companies with $1M–$5M in annual revenue are there?

Latka tracks 1 payment gateways SaaS companies with $1M–$5M in annual revenue. Together they generate $2M in annual revenue and employ 18 people.

Which payment gateways SaaS company with $1M–$5M in annual revenue is the largest?

Cardknox is the largest, with $2M in annual revenue.

How much revenue does a typical payment gateways SaaS company with $1M–$5M in annual revenue make?

The average payment gateways SaaS company in this list makes $2M a year, across 1 companies with reported revenue.

Who are the leading Payment Gateways vendors with $1M–$5M in annual revenue?

Ranked by annual revenue, the leaders are Cardknox.

Related Commerce Software categories

All Commerce Software SaaS categoriesEvery category we track inside Commerce Software, each ranked by revenue.Browse every SaaS industryThe full A-Z of SaaS categories Latka tracks, from Payment Gateways to everything else.

Inclusion Criteria

- Must enable secure online payment processing. - Must support multiple payment methods (credit/debit cards, digital wallets). - Should offer transaction authorization and encryption features. - Must be capable of integration with existing e-commerce platforms. - Not just a payment processor; must also provide comprehensive transaction management tools.