Company lists · Data refreshed September 2026

Top 25 People operations software companies based in the United States

RevenueBase identified 1,125 people operations software companies headquartered in the United States as of September 2026 and tracks 172,429 professional contacts across them, including 66,274 with verified work emails. New York is the largest hub.

This list covers people operations software companies headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review
1,125Companies
172,429Contacts tracked
66,274Verified emails
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The 25 largest people operations software companies based in the United States

Ranked by team size
Top 25 of 1,125 people operations software companies based in the United States, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to people operations software companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceRoseland, NJ, United StatesHQ checked Sep 29, 202610001+84,166 contacts →

Partial evidence

“Designing better ways to work through cutting-edge products, premium services and exceptional experiences that enable people to reach their full potential.”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidencePleasanton, CA, United StatesHQ checked Sep 29, 202610001+20,846 contacts →

Indirect evidence

“By unifying HR and Finance on an open, trusted platform powered by AI, Workday delivers high-impact outcomes our customers can count on.”

Source: RevenueBase Database · checked Sep 29, 2026
3Partial evidenceOklahoma City, OK, United StatesHQ checked Sep 29, 20265,001-10,0007,002 contacts →

Partial evidence

“Paycom (NYSE:PAYC) automates the entire employee life cycle in a truly single HR and payroll software.”

Source: RevenueBase Database · checked Sep 29, 2026
4Partial evidenceSchaumburg, IL, United StatesHQ checked Sep 29, 20265,001-10,0006,153 contacts →

Partial evidence

“Paylocity (NASDAQ: PCTY) is an award-winning provider of cloud-based HR, payroll and spend management software solutions.”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceMinneapolis, MN, United StatesHQ checked Sep 29, 20265,001-10,0005,902 contacts →

Indirect evidence

“Dayforce is as a global leader in HCM technology focused on improving work for thousands of customers and millions of employees around the world.”

Source: RevenueBase Database · checked Sep 29, 2026
6Partial evidenceCincinnati, OH, United StatesHQ checked Sep 29, 20261,001-5,0002,615 contacts →

Partial evidence

“Paycor’s HR, payroll, and talent platform connects leaders to people, data, and expertise.”

Source: RevenueBase Database · checked Sep 29, 2026
7Partial evidenceSouth San Francisco, CA, United StatesHQ checked Sep 29, 20261,001-5,0001,948 contacts →

Partial evidence

“SAP SuccessFactors is SAP’s cloud human capital management (HCM) suite built for Autonomous HCM-powered by AI and guided by people.”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceDraper, UT, United StatesHQ checked Sep 29, 20261,001-5,0001,812 contacts →

Indirect evidence

“For 16 years, BambooHR has embarked on a mission to help organizations and their employees build better workplaces and achieve their unique missions.”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceNew York, NY, United StatesHQ checked Sep 29, 20261,001-5,0001,669 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 29, 2026
10Indirect evidenceNew York, NY, United StatesHQ checked Sep 29, 20261,001-5,0001,535 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceSan Mateo, CA, United StatesHQ checked Sep 29, 20261,001-5,0001,504 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 29, 2026
12Partial evidenceLittleton, CO, United StatesHQ checked Sep 29, 2026n/a1,376 contacts →

Partial evidence

“Employee Based Systems (EBS) is a innovative HRMS software development, implementation training, support, and services company specializing in helping companies improve…”

Source: RevenueBase Database · checked Sep 29, 2026
13Strong evidenceSeattle, WA, United StatesHQ checked Sep 29, 2026501-1,0001,182 contacts →

Strong evidence

“Keka is a leading unified HR and payroll platform that helps organizations run people operations with consistency, compliance, and operational clarity.”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceDublin, CA, United StatesHQ checked Sep 29, 20261,001-5,0001,086 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidencePittsburgh, PA, United StatesHQ checked Sep 29, 2026501-1,0001,073 contacts →

Indirect evidence

“At Talogy, we're proud to be one of the world's leading talent management solution providers.”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceNew York, NY, United StatesHQ checked Sep 29, 20261,001-5,0001,062 contacts →

Indirect evidence

“At Radancy, we’re delivering the future of hiring.”

Source: RevenueBase Database · checked Sep 29, 2026
17Indirect evidenceFramingham, MA, United StatesHQ checked Sep 29, 20261,001-5,000997 contacts →

Indirect evidence

“Founded in Workhuman has been committed to building human workplaces that recognize the value and potential of every employee.”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 2026201-500915 contacts →

Indirect evidence

“The everything app for hourly teams with scheduling, time clocks, payroll, messaging, and HR-built for small businesses.”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceNew York, NY, United StatesHQ checked Sep 29, 2026501-1,000854 contacts →

Indirect evidence

“Greenhouse is the all-together hiring platform, giving companies of all sizes everything they need to hire better.”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceNew York, NY, United StatesHQ checked Sep 29, 20261,001-5,000788 contacts →

Indirect evidence

“Papaya Global is the AI-first operating system for the borderless global workforce.”

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidenceNew York, NY, United StatesHQ checked Sep 29, 2026501-1,000632 contacts →

Indirect evidence

“Harri is the frontline workforce operating system built by hospitality, for hospitality.”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceElkhart, IN, United StatesHQ checked Sep 29, 2026201-500583 contacts →

Indirect evidence

“As a leading HCM technology and services provider, Vibe HCM Inc.”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 2026501-1,000562 contacts →

Indirect evidence

“Our mission is to make work meaningful.”

Source: RevenueBase Database · checked Sep 29, 2026
24Indirect evidenceBradenton, FL, United StatesHQ checked Sep 29, 2026501-1,000491 contacts →

Indirect evidence

“PrimePay is now CoAd.”

Source: RevenueBase Database · checked Sep 29, 2026
25Indirect evidenceNew York, NY, United StatesHQ checked Sep 29, 2026501-1,000453 contacts →

Indirect evidence

“We’re proud to say that TMP Worldwide is a future-focused company with an amazing track record of delivering for clients and a rich heritage of industry firsts.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 1,125 people operations software companies based in the United States

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People operations software companies based in the United States at a glance

As of Sep 29, 2026
38.4%Verified-email coverage
153.3Average contacts per company
11-50Median size (employees)
5.3%Largest-city concentration · New York
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
513
11-50
351
51-200
159
201-500
52
501-1,000
14
1,001-5,000
23
5,001-10,000
4
10001+
9

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 1,125 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among people operations software companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United States whose own description of what they do matches “people operations software companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names people operations software companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among people operations software companies, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 66,274 across the full list. 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.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names people operations software companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many people operations software companies are there based in the United States?

RevenueBase identified 1,125 people operations software companies headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

ADP, headquartered in Roseland, tops this list with the largest team on record.

Which city has the most people operations software companies?

New York leads with 60 headquartered companies, followed by San Francisco (46) and Atlanta (27).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 66,274 verified decision-maker contacts tracked across these 1,125 companies.

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 Smart Search, 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.