Company lists · Data refreshed September 2026

Top 25 Retail human resources outsourcing companies based in the United States

RevenueBase identified 3,033 company matches for retail human resources outsourcing companies associated with the United States as of September 2026 and tracks 139,441 professional contacts across them, including 45,344 with verified work emails. New York is the largest hub.

This list covers company matches for retail human resources outsourcing companies associated with the United States, 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.

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
3,033Companies
139,441Contacts tracked
45,344Verified emails
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The 25 largest retail human resources outsourcing companies based in the United States

Ranked by team size
Top 25 of 3,033 company matches for retail human resources outsourcing companies based in the United States, 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 matchRoseland, NJ, United StatesHQ recorded Sep 29, 202610001+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 29, 2026 · View company records in RevenueBase
2Exact matchAtlanta, GA, United StatesHQ recorded Sep 29, 20261,001-5,0008,522 contacts →

Exact match

“Randstad North America, Inc.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchKingwood, TX, United StatesHQ recorded Sep 29, 20261,001-5,0004,761 contacts →

Exact match

“Since 1986, Insperity’s mission has been to help businesses succeed so communities prosper.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchDublin, CA, United StatesHQ recorded Sep 29, 20261,001-5,0004,056 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 29, 2026 · View company records in RevenueBase
5Exact matchMarina Del Rey, CA, United StatesHQ recorded Sep 29, 20261,001-5,0004,000 contacts →

Exact match

“PSG is a global leader in recruitment process optimization, delivering high-performance outsourced recruiting solutions that drive real business results.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchHanover, MD, United StatesHQ recorded Sep 29, 20261,001-5,0002,866 contacts →

Exact match

“At Allegis Global Solutions (AGS), we’re in the human enterprise business.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchBradenton, FL, United StatesHQ recorded Sep 29, 2026201-500586 contacts →

Exact match

“CoAdvantage is now CoAd.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchGreenville, SC, United StatesHQ recorded Sep 29, 20261,001-5,000553 contacts →

Exact match

“Industrial Staffing | Professional & Skilled Hourly Recruiting | HR Services | Retention Strategies | Outplacement | Greenfield Start Ups & Expansions | Talent Management At HTI…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchRichfield, OH, United StatesHQ recorded Sep 29, 2026501-1,000535 contacts →

Exact match

“We provide comprehensive HR solutions to companies of all sizes throughout the United States.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchMinnetonka, MN, United StatesHQ recorded Sep 29, 2026n/a402 contacts →

Exact match

“HR Personnel Services is a leading national staffing and executive search firm specializing exclusively in placing HR professionals.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchClearwater, FL, United StatesHQ recorded Sep 29, 2026201-500383 contacts →

Exact match

“FrankCrum offers outsourced HR, payroll and payroll administration, employee benefits and benefits administration, 401(k), workers compensation and HR Solutions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchRaleigh, NC, United StatesHQ recorded Sep 29, 2026n/a381 contacts →

Exact match

“Headway Workforce Solutions is a leading B2B (Business to Business) provider of HR Administration Outsourcing and Talent Solutions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchMiami, FL, United StatesHQ recorded Sep 29, 2026201-500334 contacts →

Exact match

“Somos parte de ARCH Resources Group, un conglomerado líder en el desarrollo de soluciones en Recursos Humanos, con presencia en 12 países del continente.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchMonona, WI, United StatesHQ recorded Sep 29, 202651-200324 contacts →

Exact match

“BASIC's integrated HR solutions come full-circle for employers nationwide.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchTampa, FL, United StatesHQ recorded Sep 29, 2026201-500321 contacts →

Exact match

“At PuzzleHR, we help companies solve the Human Resource puzzle by providing "HR as a Service".”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchOrlando, FL, United StatesHQ recorded Sep 29, 2026501-1,000297 contacts →

Exact match

“CogNet is a leading Business Process Management (BPM) company supporting our partners in the Human Resource Services industry.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchCosta Mesa, CA, United StatesHQ recorded Sep 29, 2026501-1,000291 contacts →

Exact match

“Employers need a partner they can rely on to face today’s new challenges.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchThe Woodlands, TX, United StatesHQ recorded Sep 29, 202651-200279 contacts →

Exact match

“Outsourcing HR through a PEO is a strong option for growing businesses.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchAllentown, PA, United StatesHQ recorded Sep 29, 20261,001-5,000275 contacts →

Exact match

“Managed Labor Solutions (MLS) is a unique provider of outsourced labor to companies large and small.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchNashville, TN, United StatesHQ recorded Sep 29, 2026201-500271 contacts →

Exact match

“Inova Payroll is a leading employer services company, integrating payroll and human capital management (HCM) technology with personalized support and full-service HR outsourcing.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchMarion, IL, United StatesHQ recorded Sep 29, 2026501-1,000243 contacts →

Exact match

“HireLevel is a certified women-owned business (WBE), nationwide Human Capital Management company leading the way in human resources and staffing, payroll, timekeeping, and…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchAnaheim, CA, United StatesHQ recorded Sep 29, 20261,001-5,000237 contacts →

Exact match

“Staff Boom specializes in customized staffing solutions and consulting for small and medium sized businesses to save money and resources, improve how they work and prevent…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchSan Diego, CA, United StatesHQ recorded Sep 29, 202651-200213 contacts →

Exact match

“TEAM Risk Management Strategies is the nation’s leading provider of comprehensive, outsourced payroll and human resources services for fiduciaries and advisors whose clients have…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchRaleigh, NC, United StatesHQ recorded Sep 29, 2026201-500209 contacts →

Exact match

“Neer Info Solutions is a boutique executive search firm and has been in the search industry since 2005.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchRichmond, VA, United StatesHQ recorded Sep 29, 202651-200197 contacts →

Exact match

“Dominion Payroll is a leader in payroll and human resource solutions for clients nationwide.”

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

Showing 25 of 3,033 retail human resources outsourcing companies based in the United States

See the full list, filter by size, metro and specialty, and access 45,344 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Retail human resources outsourcing companies based in the United States at a glance

As of Sep 29, 2026
32.5%Verified-email coverage
46.0Average contacts per company
1-10Median size (employees)
2.7%Largest-city concentration · New York
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
2,094
11-50
609
51-200
190
201-500
55
501-1,000
28
1,001-5,000
38
5,001-10,000
10
10001+
6

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 3,033 companies.

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.
What qualifies
Company records associated with the United States whose business descriptions match “retail human resources outsourcing companies” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 45,344 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.

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 “retail human resources outsourcing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many retail human resources outsourcing companies are there based in the United States?

RevenueBase identified 3,033 company matches for retail human resources outsourcing companies associated with the United States 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 city has the most retail human resources outsourcing companies?

New York leads with 83 company records, followed by Atlanta (67) and Los Angeles (49).

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 45,344 professional contacts with verified work emails tracked across these 3,033 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.