Company lists · Data refreshed September 2026

Top 25 Managed service providers for HR worldwide

Name: Managed service providers for HR worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 30,733 companies tracked

RevenueBase identified 30,733 company matches for managed service providers for HR worldwide as of September 2026 and tracks 530,190 professional contacts across them, including 153,566 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for managed service providers for HR 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 28, 2026. Country and city lists for managed service providers for HR 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 28, 2026 How this list was built

30,733Companies

530,190Contacts tracked

153,566Verified emails

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The 25 largest managed service providers for HR worldwide

Ranked by team size

Top 25 of 30,733 company matches for managed service providers for HR worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	ADP	Exact match	Roseland, NJ, United StatesHQ recorded Sep 28, 2026	10001+	84,166 contacts →
	Exact match “Designing better ways to work through cutting-edge products, premium services and exceptional experiences that enable people to reach their full potential.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Paychex	Exact match	Rochester, NY, United StatesHQ recorded Sep 28, 2026	10001+	17,911 contacts →
	Exact match “As the future of work continues to evolve, Paychex leads the way by making complex HR, payroll, and benefits brilliantly simple.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Compucom	Exact match	Fort Mill, SC, United StatesHQ recorded Sep 28, 2026	5,001-10,000	7,753 contacts →
	Exact match “Unleash Your Digital Workplace Potential with Compucom To be at the forefront of your industry, having the right technology is non-negotiable.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	DEEL	Exact match	San Francisco, CA, United StatesHQ recorded Sep 28, 2026	5,001-10,000	6,510 contacts →
	Exact match “Deel is one platform for payroll, HR, benefits, mobility, performance, and device management across 150+ countries.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Adesso SE	Exact match	Dortmund, GermanyHQ recorded Sep 28, 2026	5,001-10,000	5,332 contacts →
	Exact match “The future belongs to companies that effectively translate agentic AI into value creation.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Insperity	Exact match	Kingwood, TX, United StatesHQ recorded Sep 28, 2026	1,001-5,000	4,761 contacts →
	Exact match “Since 1986, Insperity’s mission has been to help businesses succeed so communities prosper.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Trinet	Exact match	Dublin, CA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	4,056 contacts →
	Exact match “TriNet (NYSE: TNET) provides small and medium-size businesses (SMBs) with full-service HR solutions tailored by industry.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	GUSTO	Exact match	San Francisco, CA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	3,543 contacts →
	Exact match “Gusto has been growing the small business economy for 15+ years.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	NGA Human Resources, An Alight Company	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1,001-5,000	2,734 contacts →
	Exact match “At Alight \| NGA Human Resources our mission is to make HR work better.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	SD Worx	Exact match	Antwerp, BelgiumHQ recorded Sep 28, 2026	5,001-10,000	2,561 contacts →
	Exact match “SD Worx is your HR, Pay and Time partner in Europe.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	IT Convergence	Exact match	Irving, IL, United StatesHQ recorded Sep 28, 2026	501-1,000	1,950 contacts →
	Exact match “IT Convergence is a global Oracle Platinum Partner with a comprehensive service offering across all three pillars of the Cloud (IaaS, PaaS, SaaS), including Consulting/Advisory…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	GURU	Exact match	Rockville, MD, United StatesHQ recorded Sep 28, 2026	n/a	1,906 contacts →
	Exact match “Established in 1995, GURU is an IT managed service provider that specializes in infrastructure support, systems integration, data architecture, data hosting, and cloud services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Sopra HR Software	Exact match	Courbevoie, FranceHQ recorded Sep 28, 2026	1,001-5,000	1,855 contacts →
	Exact match “Sopra HR Software, leader en solutions et services pour la paie et les RH, répond aux enjeux des Directions des Ressources Humaines des organisations de moyennes et grandes…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Ciel HR	Exact match	Bengaluru, IndiaHQ recorded Sep 28, 2026	501-1,000	1,809 contacts →
	Exact match “CIEL HR is the only company in India which provides a comprehensive suite of technology-driven human resources solutions across the entire human resource chain and impacts every…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Eplus INC	Exact match	Herndon, VA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,749 contacts →
	Exact match “ePlus is a customer-first, services-led, results-driven and trusted industry leader that helps organizations secure, modernize, optimize, and scale every aspect of their IT…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	G-P	Exact match	Remote First Company, MexicoHQ recorded Sep 28, 2026	1,001-5,000	1,621 contacts →
	Exact match “G-P is your co-pilot for global employment providing HR, legal and compliance support at your fingertips so you can build teams anywhere.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Activos Chile	Exact match	Las Condes, ChileHQ recorded Sep 28, 2026	5,001-10,000	1,504 contacts →
	Exact match “Somos una empresa especializada en entregar servicios integrados en el sector de recursos humanos comprometida con los procesos y necesidades de cada uno de nuestros clientes.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Acerta	Exact match	BelgiumHQ recorded Sep 28, 2026	1,001-5,000	1,479 contacts →
	Exact match “Acerta specializes in offering advice on all HR-related matters concerning Payroll, Social Security Statute, Legal advice and Talent Management.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Grupo Gestión	Exact match	Ciudad Autónoma De Buenos Aires, ArgentinaHQ recorded Sep 28, 2026	10001+	1,434 contacts →
	Exact match “Desde su formación en 1997, GRUPO GESTIÓN se afianzó en el país, a través de sus diferentes Unidades de Negocio, como uno de los líderes de Compañías especializadas en la…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	SSS	Exact match	Littleton, CO, United StatesHQ recorded Sep 28, 2026	n/a	1,376 contacts →
	Exact match “Employee Based Systems (EBS) is a innovative HRMS software development, implementation training, support, and services company specializing in helping companies improve…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Liantis	Exact match	Brussels, BelgiumHQ recorded Sep 28, 2026	1,001-5,000	1,348 contacts →
	Exact match “Liantis ondersteunt meer dan zelfstandige ondernemers en 67.500 werkgevers in ons land.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Long View Systems	Exact match	Calgary, AB, CanadaHQ recorded Sep 28, 2026	1,001-5,000	1,170 contacts →
	Exact match “At Long View, we believe technology should empower people, strengthen organizations, and drive meaningful outcomes.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Solugenix	Exact match	Brea, CA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,063 contacts →
	Exact match “Technology only matters when it helps the business run better.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Flairstech	Exact match	Cairo, EgyptHQ recorded Sep 28, 2026	1,001-5,000	1,039 contacts →
	Exact match “Since its establishment on the foundations of Innovation, Talent, and Excellence, FlairsTech has grown rapidly and steadily into the international technology-driven Managed…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Synoptek	Exact match	Costa Mesa, CA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,037 contacts →
	Exact match “Synoptek is a leading global managed services provider and technology consulting firm that delivers transformative business results.” Recorded in the RevenueBase company graph · Sep 28, 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 “managed service providers for HR”. 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 30,733 managed service providers for HR worldwide

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Managed service providers for HR worldwide at a glance

As of Sep 28, 2026

29.0%Verified-email coverage

17.3Average contacts per company

1-10Median size (employees)

1.6%Largest-city concentration · London

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

17,846

11-50

8,989

51-200

2,458

201-500

687

501-1,000

298

1,001-5,000

250

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 managed service providers for HR are linked below.
What qualifies: Company records worldwide whose business descriptions match “managed service providers for HR” 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 153,566 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 28, 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.

Managed service providers for HR by location

143 lists · largest first

Every Managed service providers for HR 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 “managed service providers for HR”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many managed service providers for HR are there worldwide?

RevenueBase identified 30,733 company matches for managed service providers for HR 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?

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

Which country has the most managed service providers for HR?

The United States leads with 7,952 companies, followed by India (3,243) and the United Kingdom (2,055). Every managed service providers for HR list by country and city is linked on this page.

Which city has the most managed service providers for HR?

London leads with 500 company records, followed by Sao Paulo (279) and Mumbai (247).

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 153,566 professional contacts with verified work emails tracked across these 30,733 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 28, 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.