Company lists · Data refreshed November 2026

Top 25 Card processing system developers worldwide

RevenueBase identified 4,447 company matches for card processing system developers worldwide as of November 2026 and tracks 226,863 professional contacts across them, including 68,988 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for card processing system developers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for card processing system developers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
4,447Companies
226,863Contacts tracked
68,988Verified emails
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The 25 largest card processing system developers worldwide

Ranked by team size
Top 25 of 4,447 company matches for card processing system developers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchPuteaux, FranceHQ recorded Nov 6, 202610001+11,529 contacts →

Exact match

“We are Worldline.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCincinnati, United StatesHQ recorded Nov 6, 20265,001-10,0008,063 contacts →

Exact match

“Worldpay combined with Global Payments in January 2026 to create a leading payments technology and software company that powers commerce for businesses of all sizes worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBrookfield, United StatesHQ recorded Nov 6, 202610001+7,309 contacts →

Exact match

“First Data is now Fiserv (NASDAQ:FISV).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBarueri, BrazilHQ recorded Nov 6, 20265,001-10,0005,579 contacts →

Exact match

“For more than 30 years, CSU Digital has powered the infrastructure behind some of Latin America's most trusted financial products.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchElkhorn, United StatesHQ recorded Nov 6, 20261,001-5,0004,859 contacts →

Exact match

“ACI Worldwide, an original innovator in global payments technology, delivers transformative software solutions that power intelligent payments orchestration in real time so banks…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchCourbevoie, FranceHQ recorded Nov 6, 20261,001-5,0003,968 contacts →

Exact match

“Ingenico is the global leader in payment acceptance and services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMinneapolis, MN, United StatesHQ recorded Nov 6, 20265,001-10,0003,967 contacts →

Exact match

“Deluxe, a trusted payments and data company, champions business so communities thrive.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchOklahoma City, OK, United StatesHQ recorded Nov 6, 20261,001-5,0003,619 contacts →

Exact match

“Global Payments Inc.(NYSE: GPN), a leading worldwide provider of payment technology and software solutions, announced the unification of its technology stack under a single brand…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSan Juan, United StatesHQ recorded Nov 6, 20265,001-10,0003,593 contacts →

Exact match

“EVERTEC, Inc.(NYSE: EVTC) is a leading full-service transaction processing business in Latin America, providing a broad range of merchant acquiring, payment processing and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 20261,001-5,0003,021 contacts →

Exact match

“Elavon, a wholly owned subsidiary of U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSão Paulo, BrazilHQ recorded Nov 6, 20261,001-5,0002,995 contacts →

Exact match

“Redecard is now Rede.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchPortsmouth, NH, United StatesHQ recorded Nov 6, 20261,001-5,0002,793 contacts →

Exact match

“At Bottomline, we help businesses pay and get paid.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAtlanta, ON, United StatesHQ recorded Nov 6, 20261,001-5,0002,596 contacts →

Exact match

“InComm Payments is an innovative global payments technology provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,0002,527 contacts →

Exact match

“Welcome to Hitachi Payment Services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchCenter Valley, NV, United StatesHQ recorded Nov 6, 20261,001-5,0002,332 contacts →

Exact match

“Shift4 (NYSE: FOUR) powers the experience economy, enabling businesses to deliver the moments that matter.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202610001+2,260 contacts →

Exact match

“A FIS é fornecedora líder de soluções de tecnologia para comerciantes, bancos e empresas de mercado de capitais em todo o mundo.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMilan, ItalyHQ recorded Nov 6, 20265,001-10,0002,224 contacts →

Exact match

“We are the Leading Payment Company in Europe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMontréal, QC, CanadaHQ recorded Nov 6, 20261,001-5,0002,151 contacts →

Exact match

“Nuvei is building the infrastructure for every payment, everywhere.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBallerup, DenmarkHQ recorded Nov 6, 20261,001-5,0002,127 contacts →

Exact match

“Nexi has the scale, geographical reach, and capabilities to drive the evolution of digital payments across Europe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchCasablanca, MoroccoHQ recorded Nov 6, 20261,001-5,0002,102 contacts →

Exact match

“HPS is a multinational company and a leading provider of payment solutions and services for issuers, acquirers, card processors, independent sales organisations (ISOs), retailers…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchChennai, IndiaHQ recorded Nov 6, 20261,001-5,0001,936 contacts →

Exact match

“Financial Software and Systems (FSS) is a globally leading provider of payment products and a payment processor.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBangalore, IndiaHQ recorded Nov 6, 20261,001-5,0001,893 contacts →

Exact match

“JUSPAY is a global leader in enterprise payment solutions, powering payments for merchants and banks worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,0001,871 contacts →

Exact match

“We believe that the latest payments and commerce technology should be accessible, affordable and intuitive for everyone.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchWarsaw, PolandHQ recorded Nov 6, 20261,001-5,0001,488 contacts →

Exact match

“ASEE Group serves 1,200+ clients in 55+ countries, processing over 3 billion transactions a year.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,0001,470 contacts →

Exact match

“Mindgate Solutions, a globally recognized and leading player in digital payments since 2008, is headquartered in Mumbai, India, with regional hubs in the Middle East, Southeast…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 4,447 card processing system developers worldwide

See the full list, filter by size, metro and specialty, and access 68,988 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Card processing system developers worldwide at a glance

As of Nov 6, 2026
30.4%Verified-email coverage
51.0Average contacts per company
11-50Median size (employees)
1.9%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,580
11-50
1,655
51-200
785
201-500
227
501-1,000
76
1,001-5,000
75
5,001-10,000
14
10001+
14

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for card processing system developers are linked below.
What qualifies
Company records worldwide whose business descriptions match “card processing system developers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 68,988 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Card processing system developers by location

26 lists · largest first

Every Card processing system developers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “card processing system developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many card processing system developers are there worldwide?

RevenueBase identified 4,447 company matches for card processing system developers worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Worldline tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most card processing system developers?

The United States leads with 1,837 companies, followed by the United Kingdom (229) and Canada (160). Every card processing system developers list by country and city is linked on this page.

Which city has the most card processing system developers?

London leads with 86 company records, followed by New York (76) and Sao Paulo (54).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 68,988 professional contacts with verified work emails tracked across these 4,447 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.