Company lists · Data refreshed November 2026

Top 25 HR tech implementation partners based in the United States

Name: HR tech implementation partners based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 3,835 companies tracked

RevenueBase identified 3,835 company matches for HR tech implementation partners associated with the United States as of November 2026 and tracks 91,351 professional contacts across them, including 36,034 with verified work emails. New York is the largest hub.

This list covers company matches for HR tech implementation partners 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 November 5, 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 Nov 5, 2026 How this list was built

3,835Companies

91,351Contacts tracked

36,034Verified emails

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The 25 largest HR tech implementation partners based in the United States

Ranked by team size

Top 25 of 3,835 company matches for HR tech implementation partners based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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	Paychex	Exact match	Rochester, NY, United StatesHQ recorded Nov 5, 2026	10001+	18,792 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 · Nov 5, 2026 · View company records in RevenueBase
2	Paylocity	Exact match	Schaumburg, CA, United StatesHQ recorded Nov 5, 2026	5,001-10,000	6,705 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 · Nov 5, 2026 · View company records in RevenueBase
3	Insperity	Exact match	Kingwood, TX, United StatesHQ recorded Nov 5, 2026	1,001-5,000	4,943 contacts →
	Exact match “Since 1986, Insperity’s mission has been to help businesses succeed so communities prosper.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	Paycor	Exact match	Cincinnati, OH, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,683 contacts →
	Exact match “Paycor’s HR, payroll, and talent platform connects leaders to people, data, and expertise.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	SAP Successfactors	Exact match	South San Francisco, CA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,011 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 · Nov 5, 2026 · View company records in RevenueBase
6	Gyansys INC	Exact match	Carmel, IN, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,961 contacts →
	Exact match “Founded in 2005, GyanSys is a leading global system integrator company supporting enterprise customers worldwide.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Bamboohr	Exact match	Draper, UT, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,952 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 · Nov 5, 2026 · View company records in RevenueBase
8	Isolved	Exact match	Charlotte, NC, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,938 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 · Nov 5, 2026 · View company records in RevenueBase
9	Sequoia	Exact match	San Mateo, CA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,359 contacts →
	Exact match “Sequoia is the strategic partner helping investor-backed companies of all sizes achieve their business goals through smarter people spend.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	Optimum Healthcare IT	Exact match	Jacksonville Beach, FL, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,122 contacts →
	Exact match “Optimum Healthcare IT, an Infosys Company, is a Best in KLAS healthcare IT digital transformation and consulting firm based in Jacksonville Beach, Florida.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Topbloc	Exact match	Chicago, IL, United StatesHQ recorded Nov 5, 2026	501-1,000	774 contacts →
	Exact match “Everforth TopBloc leverages proprietary automation to deploy Workday’s Human Capital Management, Payroll, and Financials business services quickly and efficiently, reducing…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	NET At Work	Exact match	New York, NY, United StatesHQ recorded Nov 5, 2026	201-500	763 contacts →
	Exact match “At Net at Work, we help organizations unleash the power of their business performance.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Mineral, Part Of Mitratech	Exact match	Portland, OR, United StatesHQ recorded Nov 5, 2026	201-500	757 contacts →
	Exact match “Trusted by more than 1 million companies, Mineral is the HR and compliance leader for growing businesses.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Electronic Commerce, Inc. Eci, INC	Exact match	Elkhart, IN, United StatesHQ recorded Nov 5, 2026	201-500	603 contacts →
	Exact match “As a leading HCM technology and services provider, Vibe HCM Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Healthcare IT Leaders	Exact match	Alpharetta, MA, United StatesHQ recorded Nov 5, 2026	501-1,000	576 contacts →
	Exact match “Healthcare IT Leaders is a national leader in enterprise IT consulting, managed services and workforce solutions, providing strategy and talent for healthcare transformation…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Kastech Software Solutions Group	Exact match	Richmond, TX, United StatesHQ recorded Nov 5, 2026	1,001-5,000	486 contacts →
	Exact match “Kastech Software Solutions Group, incorporated in 2007 and headquartered in Richmond, Texas, is a leading global IT services and consulting company delivering technology-driven…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	Prismhr	Exact match	Chandler, FL, United StatesHQ recorded Nov 5, 2026	201-500	481 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 · Nov 5, 2026 · View company records in RevenueBase
18	Invisors	Exact match	Atlanta, GA, United StatesHQ recorded Nov 5, 2026	201-500	462 contacts →
	Exact match “As a certified Workday Services Partner, Invisors helps customers utilize their organizational data to make better-informed business decisions through the deployment and ongoing…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Collaborative Solutions, LLC	Exact match	Reston, VA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	452 contacts →
	Exact match “Collaborative Solutions, a Cognizant company, is a leading global Finance and HR Transformation consultancy that leverages world-class cloud solutions to help deliver successful…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Primepay	Exact match	Bradenton, FL, United StatesHQ recorded Nov 5, 2026	501-1,000	446 contacts →
	Exact match “PrimePay is now CoAd.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Optomi	Exact match	Atlanta, GA, United StatesHQ recorded Nov 5, 2026	501-1,000	441 contacts →
	Exact match “Established in 2012, Optomi is committed to providing superior IT Talent Services via contract, contract-to-hire, and team augmentation models.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Aquera	Exact match	Seattle, WA, United StatesHQ recorded Nov 5, 2026	201-500	390 contacts →
	Exact match “Each day, Aquera automates over four million Joiner, Mover, Leaver (JML) transactions for millions of workers worldwide with the Aquera 360 HR & Identity Integration Platform.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Rizing	Exact match	Stamford, CT, United StatesHQ recorded Nov 5, 2026	1,001-5,000	379 contacts →
	Exact match “Rizing, a Wipro Company, is a global award-winning SAP partner who moves clients along their digital journeys with strategy, implementation, and ongoing support for SAP…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Puzzlehr	Exact match	Tampa, FL, United StatesHQ recorded Nov 5, 2026	201-500	340 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 · Nov 5, 2026 · View company records in RevenueBase
25	Proliant	Exact match	Atlanta, NC, United StatesHQ recorded Nov 5, 2026	201-500	328 contacts →
	Exact match “ProLiant provides a fully integrated, cloud-based human capital management solution that simplifies payroll and HR processes, improves accuracy, and ensures industry compliance.” Recorded in the RevenueBase company graph · Nov 5, 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 “HR tech implementation partners”. 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 3,835 HR tech implementation partners based in the United States

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HR tech implementation partners based in the United States at a glance

As of Nov 5, 2026

39.4%Verified-email coverage

23.8Average contacts per company

1-10Median size (employees)

4.1%Largest-city concentration · New York

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

2,628

11-50

774

51-200

299

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 3,835 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 “HR tech implementation partners” 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 36,034 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 November 5, 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.

HR tech implementation partners 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 “HR tech implementation partners”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many HR tech implementation partners are there based in the United States?

RevenueBase identified 3,835 company matches for HR tech implementation partners associated with the United States as of November 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?

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

Which city has the most HR tech implementation partners?

New York leads with 156 company records, followed by Atlanta (117) and Chicago (89).

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 36,034 professional contacts with verified work emails tracked across these 3,835 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 November 5, 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.