Company lists · Data refreshed November 2026

Top 25 Card payment processing developers worldwide

Name: Card payment processing developers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 5,874 companies tracked

RevenueBase identified 5,874 company matches for card payment processing developers worldwide as of November 2026 and tracks 309,956 professional contacts across them, including 104,844 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for card payment processing 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 payment processing 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

5,874Companies

309,956Contacts tracked

104,844Verified emails

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The 25 largest card payment processing developers worldwide

Ranked by team size

Top 25 of 5,874 company matches for card payment processing 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Stripe	Exact match	South San Francisco, United StatesHQ recorded Nov 6, 2026	5,001-10,000	15,314 contacts →
	Exact match “Stripe builds programmable financial services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Worldline	Exact match	Puteaux, FranceHQ recorded Nov 6, 2026	10001+	11,529 contacts →
	Exact match “We are Worldline.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Worldpay	Exact match	Cincinnati, United StatesHQ recorded Nov 6, 2026	5,001-10,000	8,063 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
4	NCR Voyix	Exact match	United StatesHQ recorded Nov 6, 2026	10001+	7,700 contacts →
	Exact match “NCR Voyix Corporation (NYSE: VYX) is a global platform-powered leader in unified commerce for shopping and dining.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	First Data Corporation	Exact match	Brookfield, United StatesHQ recorded Nov 6, 2026	10001+	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
6	Square	Exact match	San Francisco, United StatesHQ recorded Nov 6, 2026	1,001-5,000	6,084 contacts →
	Exact match “Since we opened our doors in 2009, the world of commerce has evolved immensely, and so has Square.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	ADYEN	Exact match	Amsterdam, NetherlandsHQ recorded Nov 6, 2026	1,001-5,000	5,636 contacts →
	Exact match “Adyen (AMS: ADYEN) is the financial technology platform of choice for leading companies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	ACI Worldwide	Exact match	Elkhorn, United StatesHQ recorded Nov 6, 2026	1,001-5,000	4,859 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
9	Verifone	Exact match	New York, United StatesHQ recorded Nov 6, 2026	1,001-5,000	4,648 contacts →
	Exact match “The world’s leading brands trust Verifone for global payments.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Ingenico	Exact match	Courbevoie, FranceHQ recorded Nov 6, 2026	1,001-5,000	3,968 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
11	Deluxe	Exact match	Minneapolis, MN, United StatesHQ recorded Nov 6, 2026	5,001-10,000	3,967 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
12	Heartland	Exact match	Oklahoma City, OK, United StatesHQ recorded Nov 6, 2026	1,001-5,000	3,619 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
13	PAYU	Exact match	Amsterdam, NetherlandsHQ recorded Nov 6, 2026	1,001-5,000	3,215 contacts →
	Exact match “Global reach, local expertise: we combine the best of both worlds to reshape the future of payments and fintech to build a world of unlimited possibilities.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Elavon	Exact match	Atlanta, GA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	3,021 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
15	Network International	Exact match	United Arab EmiratesHQ recorded Nov 6, 2026	10001+	3,018 contacts →
	Exact match “Over the past 30 years, we have built a business based on long-standing and trusted relationships with many of the leading merchants, financial institutions and payment networks…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	REDE	Exact match	São Paulo, BrazilHQ recorded Nov 6, 2026	1,001-5,000	2,995 contacts →
	Exact match “Redecard is now Rede.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Bottomline	Exact match	Portsmouth, NH, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,793 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
18	Incomm Payments	Exact match	Atlanta, ON, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,596 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
19	checkout.com	Exact match	London, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	2,543 contacts →
	Exact match “Checkout.com processes payments for thousands of companies that shape the digital economy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Hitachi Payment Services Pvt. LTD	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	1,001-5,000	2,527 contacts →
	Exact match “Welcome to Hitachi Payment Services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Shift4	Exact match	Center Valley, NV, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,332 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
22	FIS Brasil	Exact match	São Paulo, BrazilHQ recorded Nov 6, 2026	10001+	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
23	Nexi Group	Exact match	Milan, ItalyHQ recorded Nov 6, 2026	5,001-10,000	2,224 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
24	NUVEI	Exact match	Montréal, QC, CanadaHQ recorded Nov 6, 2026	1,001-5,000	2,151 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
25	NETS	Exact match	Ballerup, DenmarkHQ recorded Nov 6, 2026	1,001-5,000	2,127 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

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “card payment processing developers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 5,874 card payment processing developers worldwide

See the full list, filter by size, metro and specialty, and access 104,844 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Card payment processing developers worldwide at a glance

As of Nov 6, 2026

33.8%Verified-email coverage

52.8Average contacts per company

11-50Median size (employees)

3.1%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

2,039

11-50

2,271

51-200

1,036

201-500

292

501-1,000

1,001-5,000

5,001-10,000

10001+

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 payment processing developers are linked below.
What qualifies: Company records worldwide whose business descriptions match “card payment processing 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 104,844 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 payment processing developers by location

41 lists · largest first

Every Card payment processing 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 payment processing developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many card payment processing developers are there worldwide?

RevenueBase identified 5,874 company matches for card payment processing 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?

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

Which country has the most card payment processing developers?

The United States leads with 2,051 companies, followed by the United Kingdom (387) and Brazil (259). Every card payment processing developers list by country and city is linked on this page.

Which city has the most card payment processing developers?

London leads with 183 company records, followed by New York (98) and Sao Paulo (96).

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 104,844 professional contacts with verified work emails tracked across these 5,874 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.