Company lists · Data refreshed September 2026

Top 13 Employee self-service portal software companies based in the United States

RevenueBase identified 27 company matches for employee self-service portal software companies associated with the United States as of September 2026 and tracks 746 professional contacts across them, including 328 with verified work emails. Alexandria is the largest hub.

This list covers company matches for employee self-service portal software 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 28, 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 28, 2026 How this list was built
27Companies
746Contacts tracked
328Verified emails
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The 13 largest employee self-service portal software companies based in the United States

Ranked by team size
Top 13 of 27 company matches for employee self-service portal software companies based in the United States, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchChandler, AZ, United StatesHQ recorded Sep 28, 2026201-500436 contacts →

Exact match

“PrismHR creates exceptional software and services, empowering human resource outsourcing service providers such as Professional Employer Organizations (PEOs) and HR outsourcers to…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchWestlake Village, CA, United StatesHQ recorded Sep 28, 202651-20077 contacts →

Exact match

“EmCentrix is a HR technology / payroll integration developer founded in Nevada in 2001 with the goal of creating great software that helps make the lives of HR & payroll…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchAustin, TX, United StatesHQ recorded Sep 28, 202651-20035 contacts →

Exact match

“Dovetail Software provides an HR Service Delivery Experience that includes HR Case Management, Employee Relations Case Management, Employee Portal, HR Knowledge Management and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchNovato, CA, United StatesHQ recorded Sep 28, 20261,001-5,00014 contacts →

Exact match

“Enwisen helps organizations transform HR by providing human resource management tools that enable employers to provide better HR service delivery with fewer resources and lower…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchAurora, IL, United StatesHQ recorded Sep 28, 202651-20014 contacts →

Exact match

“SWARM HR - Software for Workforce automation and resource management is a HR management software suite with a comprehensive set of features that can help businesses make the best…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchBranford, CT, United StatesHQ recorded Sep 28, 202611-5012 contacts →

Exact match

“Whether you’re looking for employee communications, benefits enrollment / administration, HRIS functionality or comprehensive outsourcing, our extensive product line of software…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchOlympia, WA, United StatesHQ recorded Sep 28, 202611-5010 contacts →

Exact match

“MyPaperLessOffice (MPO) is a full beginning to end Human Resource management system that allows employers to track, deliver, and access relevant data at the click of a mouse.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchTampa, FL, United StatesHQ recorded Sep 28, 20261-105 contacts →

Exact match

“MyBackOffice, LLC (MBO) provides the missing link to your success.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchJacksonville, FL, United StatesHQ recorded Sep 28, 202611-504 contacts →

Exact match

“BenefitWerks delivers smart HR software solutions to smart companies throughout the global business community including the United States, Europe, Asia and South, Central and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchTucson, AZ, United StatesHQ recorded Sep 28, 20261-102 contacts →

Exact match

“EffortlessHR is an Internet based HR program for small businesses, harried entrepreneurs, and busy office managers.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchWestborough, MA, United StatesHQ recorded Sep 28, 202651-2001 contacts →

Exact match

“Providing all-in-one functionality to efficiently and effectively manage employees in a paperless capacity.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchTempe, AZ, United StatesHQ recorded Sep 28, 20261-101 contacts →

Exact match

“With over twenty years of experience in the Employee Benefits software sector, COBRA Solutions is the recognized industry leader and takes great pride in providing our customers…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchConway, AR, United StatesHQ recorded Sep 28, 20261-101 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 13 of 27 employee self-service portal software companies based in the United States

See the full list, filter by size, metro and specialty, and access 328 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Employee self-service portal software companies based in the United States at a glance

As of Sep 28, 2026
44.0%Verified-email coverage
27.6Average contacts per company
11-50Median size (employees)
3.7%Largest-city concentration · Alexandria
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
8
11-50
11
51-200
6
201-500
1
1,001-5,000
1

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 27 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 “employee self-service portal software 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 328 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.

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 “employee self-service portal software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many employee self-service portal software companies are there based in the United States?

RevenueBase identified 27 company matches for employee self-service portal software 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?

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

Which city has the most employee self-service portal software companies?

Alexandria leads with 1 company records, followed by Aurora (1) and Austin (1).

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 328 professional contacts with verified work emails tracked across these 27 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.