Company lists · Data refreshed October 2026

Top 12 HR workflow automation companies based in Seattle, United States

Name: HR workflow automation companies based in Seattle, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 14, 2026 29 companies tracked

RevenueBase identified 29 company matches for HR workflow automation companies associated with Seattle, United States as of October 2026 and tracks 1,748 professional contacts across them, including 481 with verified work emails. Across the United States, New York is the largest hub for this category (151 companies); Seattle has 29.

This list covers company matches for HR workflow automation companies associated with Seattle, 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

29Companies

1,748Contacts tracked

481Verified emails

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The 12 largest HR workflow automation companies based in Seattle, United States

Ranked by team size

Top 12 of 29 company matches for HR workflow automation companies based in Seattle, 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	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
2	Aquera	Exact match	Seattle, WA, United StatesHQ recorded Oct 14, 2026	201-500	379 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 · Oct 14, 2026 · View company records in RevenueBase
3	PAYNW	Exact match	Seattle, WA, United StatesHQ recorded Oct 14, 2026	51-200	53 contacts →
	Exact match “At PayNW, we help businesses make sense of payroll and HCM as things get more complex.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
4	Mitratech Trakstar	Exact match	Seattle, WA, United StatesHQ recorded Oct 14, 2026	51-200	38 contacts →
	Exact match “In April 2023, Trakstar was acquired by Mitratech.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
5	Highbrow LLC	Exact match	Seattle, WA, United StatesHQ recorded Oct 14, 2026	11-50	26 contacts →
	Exact match “Highbrow LLC" has been founded by professionals having deep industry experience.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
6	Ganaz, INC	Exact match	Seattle, WA, United StatesHQ recorded Oct 14, 2026	11-50	24 contacts →
	Exact match “The Ganaz platform simplifies people management through software tools designed to help agriculture and food processing employers save time, effort, and money.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
7	Trillium Hiring Services	Exact match	Seattle, WA, United StatesHQ recorded Oct 14, 2026	1-10	4 contacts →
	Exact match “Delivering Talent Management Strategy, Hiring Process Consulting and Tactical Execution for stage appropriate growth.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
8	Managebetter	Exact match	Seattle, WA, United StatesHQ recorded Oct 14, 2026	1-10	4 contacts →
	Exact match “ManageBetter is a Seattle-based startup developing a suite of software to make managers more efficient.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
9	Cavnesshr	Exact match	Seattle, WA, United StatesHQ recorded Oct 14, 2026	1-10	3 contacts →
	Exact match “At cavnessHR we deliver HR to companies with 49 or fewer people across the U.S.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
10	BIG Wave Recruiting	Exact match	Seattle, WA, United StatesHQ recorded Oct 14, 2026	1-10	2 contacts →
	Exact match “Are you a CEO, CFO, or in HR leadership?” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
11	Modifi, INC	Exact match	Seattle, WA, United StatesHQ recorded Oct 14, 2026	11-50	1 contacts →
	Exact match “We make everyday heroes.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
12	Hirehac	Exact match	Seattle, WA, United StatesHQ recorded Oct 14, 2026	1-10	1 contacts →
	Exact match “A hiring app that means no more bumbling spreadsheets, calendars, or booking links.” 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 “HR workflow 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 12 of 29 HR workflow automation companies based in Seattle, United States

See the full list, filter by size, metro and specialty, and access 481 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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HR workflow automation companies based in Seattle, United States at a glance

As of Oct 14, 2026

27.5%Verified-email coverage

60.3Average contacts per company

1-10Median size (employees)

Oct 14, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Email recency for this list is measured across the whole United States list rather than for Seattle, so it is reported there. Company counts and contact totals on this page are exact for Seattle, over 29 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 Seattle, United States whose business descriptions match “HR workflow 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 481 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.

HR workflow automation companies by metro in the United States

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

How many HR workflow automation companies are there based in Seattle, United States?

RevenueBase identified 29 company matches for HR workflow automation companies associated with Seattle, 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?

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

Which city in the United States has the most HR workflow automation companies?

New York leads the United States with 151 company records, followed by San Francisco (117) and Miami (71). Seattle has 29.

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 481 professional contacts with verified work emails tracked across these 29 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.