Company lists · Data refreshed September 2026

Top 25 Payment processing law firms worldwide

RevenueBase identified 559 company matches for payment processing law firms worldwide as of September 2026 and tracks 3,436 professional contacts across them, including 1,131 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for payment processing law firms 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 September 29, 2026. Country and city lists for payment processing law firms 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 Sep 29, 2026 How this list was built
559Companies
3,436Contacts tracked
1,131Verified emails
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The 25 largest payment processing law firms worldwide

Ranked by team size
Top 25 of 559 company matches for payment processing law firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchSan Diego, CA, United StatesHQ recorded Sep 29, 202651-20091 contacts →

Exact match

“PATENAUDE & FELIX, APC is a law practice company based out of 9619 Chesapeake Drive.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 29, 202651-20078 contacts →

Exact match

“Shieldpay is the payments platform for the legal and professional services industry, providing technology optimised solutions that reduce risk, provide transparency and enhance…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchHanover, MD, United StatesHQ recorded Sep 29, 202651-20078 contacts →

Exact match

“Established in 1997, Hudson Cook, LLP focuses on state and federal consumer and commercial financial services, banking and privacy compliance, regulation, enforcement and…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchColumbus, OH, United StatesHQ recorded Sep 29, 202651-20074 contacts →

Exact match

“JOIN OUR TEAM WE ARE ALWAYS SEARCHING FOR TOP TALENT We are a local integrated portfolio of payment processing, risk management, and recovery solutions for merchant organizations…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchNeuilly-sur-marne, FranceHQ recorded Sep 29, 202651-20060 contacts →

Exact match

“PARTELYA Consulting est une entreprise de conseil spécialisée dans la Monétique et les Moyens de Paiement basée en Ile de France.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchEngelberg, SwitzerlandHQ recorded Sep 29, 202611-5052 contacts →

Exact match

“We provide payment processing services to e-commerce merchants, including high-risk merchants.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchMelville, NY, United StatesHQ recorded Sep 29, 202651-20048 contacts →

Exact match

“USPAY is a leader in the payment acceptance industry; offering credit card processing and merchant services to businesses throughout the United States.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchJacksonville, FL, United StatesHQ recorded Sep 29, 202611-5041 contacts →

Exact match

“Headquartered in Jacksonville, Florida, Bryte has grown from an excelling regional market provider to a full fledge National Processor.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchLos Angeles, CA, United StatesHQ recorded Sep 29, 202651-20040 contacts →

Exact match

“At American Verification Processing Solutions (AVPS), we specialize in secure, tailored payment processing for high-risk and hard-to-place businesses.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchBrooklyn, NY, United StatesHQ recorded Sep 29, 202611-5036 contacts →

Exact match

“About BAMS: BAMS is a merchant services partner that helps e-commerce brands, small-to-midsize retailers and business-to-business wholesalers get paid faster, cut processing costs…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchMarietta, GA, United StatesHQ recorded Sep 29, 202651-20035 contacts →

Exact match

“International Payments Processing (IPP) is a boutique firm that delivers a full suite of payment processing solutions to high-risk small business merchants nationally and…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchMünchen, GermanyHQ recorded Sep 29, 202611-5034 contacts →

Exact match

“Annerton is an independent law firm founded in 2020 and specialises in regulatory law in the financial sector.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchSouthfield, MI, United StatesHQ recorded Sep 29, 202611-5033 contacts →

Exact match

“For more than 40 years, Holzman Law has provided exceptional counseling and legal services to state and federally regulated financial institutions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchCharlotte, NC, United StatesHQ recorded Sep 29, 202611-5033 contacts →

Exact match

“Allegiance Merchant Services is a fintech company built to help businesses keep more of what they earn.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchSydney, AustraliaHQ recorded Sep 29, 2026n/a32 contacts →

Exact match

“Payments Consulting Network is a team of experienced payments industry consultants based in Asia-Pacific, North America, Europe, Africa and Latin America.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchProvo, UT, United StatesHQ recorded Sep 29, 202611-5032 contacts →

Exact match

“OUR MISSION… At Zen Payments our mission is simple – to be an honest and transparent partner to our merchants.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchWashington, DC, United StatesHQ recorded Sep 29, 202651-20031 contacts →

Exact match

“Weiner Brodsky Kider PC is a Washington, D.C-based firm with a national practice focused on compliance, regulatory, transactional and litigation matters related to financial…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchAtlanta, GA, United StatesHQ recorded Sep 29, 20261-1029 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchTampa, United StatesHQ recorded Sep 29, 202611-5027 contacts →

Exact match

“Our clients face extraordinary challenges.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchWarsaw, PolandHQ recorded Sep 29, 202611-5024 contacts →

Exact match

“CP provides legal, compliance and transactional advisory support.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchn/a51-20023 contacts →

Exact match

“Pepper Pay is the complete payment processing solution for businesses of any size and industry.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchGlendale, CA, United StatesHQ recorded Sep 29, 202611-5022 contacts →

Exact match

“SW & M has unsurpassed expertise in meeting the specific needs of financial institutions, from credit unions to community banks, loan brokers to money service businesses.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchParis, FranceHQ recorded Sep 29, 202611-5022 contacts →

Exact match

“Entirely dedicated to financial services, Spitz Poulle Kannan has one of the largest teams of lawyers in this field in France and Europe.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchWashington, DC, United StatesHQ recorded Sep 29, 2026201-50022 contacts →

Exact match

“At Buckley we focus on three key areas, financial services, government enforcement, and litigation, and do them exceptionally well.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchWiliamsville, United StatesHQ recorded Sep 29, 202611-5020 contacts →

Exact match

“Valmar Merchant Services gives our customers a level of comfort, clarity, and peace of mind unrivaled in payment processing by providing transparent pricing and highly…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 559 payment processing law firms worldwide

See the full list, filter by size, metro and specialty, and access 1,131 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Payment processing law firms worldwide at a glance

As of Sep 29, 2026
32.9%Verified-email coverage
6.1Average contacts per company
1-10Median size (employees)
3.9%Largest-city concentration · London
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
349
11-50
171
51-200
34
201-500
4

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 payment processing law firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “payment processing law firms” 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 1,131 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 September 29, 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.

Payment processing law firms by location

2 lists · largest first

Every Payment processing law firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “payment processing law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many payment processing law firms are there worldwide?

RevenueBase identified 559 company matches for payment processing law firms worldwide as of September 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?

Patenaude & Felix, APC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most payment processing law firms?

The United States leads with 257 companies, followed by the United Kingdom (33). Every payment processing law firms list by country and city is linked on this page.

Which city has the most payment processing law firms?

London leads with 22 company records, followed by Los Angeles (11) and New York (10).

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 1,131 professional contacts with verified work emails tracked across these 559 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 September 29, 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.