Company lists · Data refreshed November 2026

Top 25 Adp payroll service providers worldwide

RevenueBase identified 204 company matches for adp payroll service providers worldwide as of November 2026 and tracks 1,795 professional contacts across them, including 591 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for adp payroll service providers 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 adp payroll service providers 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
204Companies
1,795Contacts tracked
591Verified emails
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The 25 largest adp payroll service providers worldwide

Ranked by team size
Top 25 of 204 company matches for adp payroll service providers 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 matchMansfield, MA, United StatesHQ recorded Nov 6, 2026201-500175 contacts →

Exact match

“ConnectPay empowers small businesses across America through hassle-free payroll processing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchPeachtree Corners, IL, United StatesHQ recorded Nov 6, 202651-200118 contacts →

Exact match

“At Corporate Payroll Services, we relieve you of the burden of processing payroll.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMilan, ItalyHQ recorded Nov 6, 202651-20097 contacts →

Exact match

“Servizi elaborazione paghe e di consulenza aziendale”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchUnited StatesHQ recorded Nov 6, 202651-20094 contacts →

Exact match

“Payroll 1 provides comprehensive payroll processing and tax filing services for employers in any industry in all 50 states, with a tradition of providing exemplary service since…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMansfield, MA, United StatesHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“The Hilb Difference.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBrooklyn, NY, United StatesHQ recorded Nov 6, 202651-20040 contacts →

Exact match

“Your employees depend on their pay, leaving no room for error.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchTulsa, OK, United StatesHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“Southwestern Payroll is focused on providing the absolute best in personal and customized payroll processing services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBrooklyn, United StatesHQ recorded Nov 6, 202651-20029 contacts →

Exact match

“For more than 18 years CHS has focused on processing payroll for a wide variety of clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBellmawr, NJ, United StatesHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“We were founded in 2010 by payroll executives with over 30 years of industry experience, with the mission to build a company that can meet the individual needs of our clients…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBurgwedel, GermanyHQ recorded Nov 6, 2026201-50020 contacts →

Exact match

“Seit 50 Jahren ist relog Spezialist für die Erstellung von laufenden Lohn- und Gehaltsabrechnungen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchColumbia, MO, United StatesHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Columbia EDP has earned a reputation as a long standing pillar in Columbia and the surrounding business communities for close to fifty years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMadison, WI, United StatesHQ recorded Nov 6, 20261-1015 contacts →

Exact match

“Stelios Payroll: Simplified, Reliable, Human-Centered Payroll Solutions At Stelios Payroll, we specialize in providing comprehensive payroll services tailored to businesses of all…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchRockledge, FL, United StatesHQ recorded Nov 6, 202651-20015 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCherry Hill, NJ, United StatesHQ recorded Nov 6, 202651-20015 contacts →

Exact match

“Payroll You Can Trust- At USAPayroll we are dedicated to supporting you and your business by providing personalized payroll services and cutting edge technology, all at…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchFairport, NY, United StatesHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“At Alliance Payroll Solutions, Inc, our mission is to provide businesses with unsurpassed client services and highly accurate payroll processing and reporting.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBerlin, GermanyHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Als Experte für Personalabrechnungen begleiten wir seit mehr als 30 Jahren bundesweit Kunden unterschiedlichster Branchen und Größen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchCommerce, GA, United StatesHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Landmark Payroll is a dedicated and reliable full-service payroll company for businesses looking for an aggressively priced payroll solution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAkron, AZ, United StatesHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Our passion is payroll.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchGardendale, AL, United StatesHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Thank you for taking the time to learn more about our company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMonsey, NY, United StatesHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“MegaPay is the payroll service provider of choice for small to mid-sized companies throughout the 50 United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHudson, NH, United StatesHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Savant Payroll Solutions empowers businesses to stay compliant, eliminate penalties and avoid fraud related to payroll.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchUnited StatesHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“Our CPA led team has experience with many different payrolls.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLittle Rock, AR, United StatesHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“Complete Payroll Services, located in Little Rock, Arkansas, is a payroll service provider that offers customized flexible solutions to each and every client.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchCheltenham, United KingdomHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Clients payroll making you tense, nervous, need an Aspirin?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSterling Heights, MI, United StatesHQ recorded Nov 6, 20261-109 contacts →

Exact match

“Our team of payroll specialists understand the unique needs and challenges faced by small businesses.”

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

Showing 25 of 204 adp payroll service providers worldwide

See the full list, filter by size, metro and specialty, and access 591 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Adp payroll service providers worldwide at a glance

As of Nov 6, 2026
32.9%Verified-email coverage
8.8Average contacts per company
1-10Median size (employees)
2.9%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
128
11-50
58
51-200
11
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 adp payroll service providers are linked below.
What qualifies
Company records worldwide whose business descriptions match “adp payroll service providers” 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 591 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.

Adp payroll service providers by location

1 lists · largest first

Every Adp payroll service providers 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 “adp payroll service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many adp payroll service providers are there worldwide?

RevenueBase identified 204 company matches for adp payroll service providers 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?

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

Which country has the most adp payroll service providers?

The United States leads with 117 companies. Every adp payroll service providers list by country and city is linked on this page.

Which city has the most adp payroll service providers?

London leads with 6 company records, followed by Atlanta (3) and New York (3).

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 591 professional contacts with verified work emails tracked across these 204 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.