Company lists · Data refreshed October 2026

Top 25 Human resources automation companies based in the United States

Name: Human resources automation companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 14, 2026 1,659 companies tracked

RevenueBase identified 1,659 company matches for human resources automation companies associated with the United States as of October 2026 and tracks 231,358 professional contacts across them, including 87,392 with verified work emails. New York is the largest hub.

This list covers company matches for human resources automation 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 October 14, 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 Oct 14, 2026 How this list was built

1,659Companies

231,358Contacts tracked

87,392Verified emails

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The 25 largest human resources automation companies based in the United States

Ranked by team size

Top 25 of 1,659 company matches for human resources automation companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 14, 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 Oct 14, 2026	10001+	86,060 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 · Oct 14, 2026 · View company records in RevenueBase
2	Workday	Exact match	Pleasanton, CA, United StatesHQ recorded Oct 14, 2026	10001+	21,805 contacts →
	Exact match “By unifying HR and Finance on an open, trusted platform powered by AI, Workday delivers high-impact outcomes our customers can count on.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
3	Paychex	Exact match	Rochester, NY, United StatesHQ recorded Oct 14, 2026	10001+	18,181 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 · Oct 14, 2026 · View company records in RevenueBase
4	DEEL	Exact match	San Francisco, CA, United StatesHQ recorded Oct 14, 2026	5,001-10,000	7,334 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 · Oct 14, 2026 · View company records in RevenueBase
5	Rippling	Exact match	San Francisco, CA, United StatesHQ recorded Oct 14, 2026	1,001-5,000	7,245 contacts →
	Exact match “Rippling is a workforce management system that eliminates the friction from running a business.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
6	Paylocity	Exact match	Schaumburg, IL, United StatesHQ recorded Oct 14, 2026	5,001-10,000	6,544 contacts →
	Exact match “Paylocity (NASDAQ: PCTY) is an award-winning provider of cloud-based HR, payroll and spend management software solutions.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
7	Paycom	Exact match	Oklahoma City, OK, United StatesHQ recorded Oct 14, 2026	5,001-10,000	6,482 contacts →
	Exact match “Paycom (NYSE:PAYC) automates the entire employee life cycle in a truly single HR and payroll software.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
8	Dayforce	Exact match	Minneapolis, MN, United StatesHQ recorded Oct 14, 2026	5,001-10,000	6,192 contacts →
	Exact match “Dayforce is as a global leader in HCM technology focused on improving work for thousands of customers and millions of employees around the world.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
9	Strada	Exact match	The Woodlands, TX, United StatesHQ recorded Oct 14, 2026	5,001-10,000	5,737 contacts →
	Exact match “With over 30 years as a global people, payroll, and technology leader, Strada specializes in removing complexity to simplify workforce management.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
10	Insperity	Exact match	Kingwood, TX, United StatesHQ recorded Oct 14, 2026	1,001-5,000	4,809 contacts →
	Exact match “Since 1986, Insperity’s mission has been to help businesses succeed so communities prosper.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
11	Paycor	Exact match	Cincinnati, OH, United StatesHQ recorded Oct 14, 2026	1,001-5,000	2,640 contacts →
	Exact match “Paycor’s HR, payroll, and talent platform connects leaders to people, data, and expertise.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
12	SAP Successfactors	Exact match	South San Francisco, CA, United StatesHQ recorded Oct 14, 2026	1,001-5,000	1,967 contacts →
	Exact match “SAP SuccessFactors is SAP’s cloud human capital management (HCM) suite built for Autonomous HCM-powered by AI and guided by people.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
13	Bamboohr	Exact match	Draper, UT, United StatesHQ recorded Oct 14, 2026	1,001-5,000	1,935 contacts →
	Exact match “For 16 years, BambooHR has embarked on a mission to help organizations and their employees build better workplaces and achieve their unique missions.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
14	Isolved	Exact match	Charlotte, NC, United StatesHQ recorded Oct 14, 2026	1,001-5,000	1,883 contacts →
	Exact match “isolved® isolved is a Workforce Capital Management company, the next evolution of HCM, where human workers and AI agents are governed together on a single system of record, with…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
15	HIBOB	Exact match	New York, NY, United StatesHQ recorded Oct 14, 2026	1,001-5,000	1,769 contacts →
	Exact match “HiBob is on a mission to transform how organizations operate in the modern world of work with its HR platform,"Bob." Leading the way for the future workplace, Bob offers…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
16	Avature	Exact match	New York, NY, United StatesHQ recorded Oct 14, 2026	1,001-5,000	1,495 contacts →
	Exact match “Pioneer of CRM technology for recruiting, Avature is a highly configurable enterprise SaaS platform for talent acquisition and talent management that drives innovation in the HCM…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
17	Darwinbox	Exact match	San Mateo, CA, United StatesHQ recorded Oct 14, 2026	1,001-5,000	1,485 contacts →
	Exact match “Darwinbox is a new-age, agile HCM Suite that enables enterprises and growing businesses to automate their day-to-day HR processes, deliver actionable insights and build better…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
18	SSS	Exact match	Littleton, CO, United StatesHQ recorded Oct 14, 2026	n/a	1,440 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 · Oct 14, 2026 · View company records in RevenueBase
19	Keka HR	Exact match	Seattle, WA, United StatesHQ recorded Oct 14, 2026	501-1,000	1,182 contacts →
	Exact match “Keka is a leading unified HR and payroll platform that helps organizations run people operations with consistency, compliance, and operational clarity.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
20	Saba Software	Exact match	Dublin, CA, United StatesHQ recorded Oct 14, 2026	1,001-5,000	1,103 contacts →
	Exact match “At Saba, we know that every organization has the potential to be a great place to work, and no matter what your business does, or who you serve, or what you sell, success starts…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
21	Ultimate Software	Exact match	Weston, FL, United StatesHQ recorded Oct 14, 2026	5,001-10,000	1,094 contacts →
	Exact match “Built from the merger of Ultimate Software & Kronos Inc, we are now UKG.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
22	Intellipro	Exact match	San Jose, CA, United StatesHQ recorded Oct 14, 2026	501-1,000	1,090 contacts →
	Exact match “IntelliPro Group Inc.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
23	Radancy	Exact match	New York, NY, United StatesHQ recorded Oct 14, 2026	1,001-5,000	1,047 contacts →
	Exact match “At Radancy, we’re delivering the future of hiring.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
24	Greenhouse Software	Exact match	New York, NY, United StatesHQ recorded Oct 14, 2026	501-1,000	901 contacts →
	Exact match “Greenhouse is the all-together hiring platform, giving companies of all sizes everything they need to hire better.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
25	Asure Software	Exact match	Austin, TX, United StatesHQ recorded Oct 14, 2026	501-1,000	713 contacts →
	Exact match “Asure (NASDAQ: ASUR) sees Human Capital Management (HCM) through the lens of entrepreneurs and executives with an owner’s mentality.” Recorded in the RevenueBase company graph · Oct 14, 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 “human resources automation companies”. 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 1,659 human resources automation companies based in the United States

See the full list, filter by size, metro and specialty, and access 87,392 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Human resources automation companies based in the United States at a glance

As of Oct 14, 2026

37.8%Verified-email coverage

139.5Average contacts per company

11-50Median size (employees)

3.9%Largest-city concentration · New York

Oct 14, 2026Page data refreshed

Companies by employee count

1-10

776

11-50

532

51-200

218

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 1,659 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 “human resources automation 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 87,392 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 October 14, 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.

Human resources automation companies by metro

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

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

RevenueBase identified 1,659 company matches for human resources automation companies associated with the United States as of October 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 human resources automation companies?

New York leads with 65 company records, followed by San Francisco (56) and Atlanta (32).

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 87,392 professional contacts with verified work emails tracked across these 1,659 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 October 14, 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.