Company lists · Data refreshed September 2026

Top 25 Recruiting automation software companies based in the United States

RevenueBase identified 1,942 recruiting automation software companies headquartered in the United States as of September 2026 and tracks 38,205 professional contacts across them, including 9,217 with verified work emails. San Francisco is the largest hub.

This list covers recruiting automation 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 14, 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 14, 2026 86% judged on-target in blind review
1,942Companies
38,205Contacts tracked
9,217Verified emails
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The 25 largest recruiting automation software companies based in the United States

Ranked by team size
Top 25 of 1,942 recruiting automation software companies based in the United States, ranked by team size, largest first. Data refreshed Sep 14, 2026. RevenueBase Smart Search rates how each company's information relates to recruiting automation 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
1Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 14, 2026n/a1,744 contacts →

Indirect evidence

“Job Seekers: Land interviews faster OptimHire’s Job Auto-Applier applies to relevant jobs for you-24/7, hands-free.”

Source: RevenueBase Database · checked Sep 14, 2026
2Indirect evidenceNew York, NY, United StatesHQ checked Sep 14, 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 14, 2026
3Partial evidenceNew York, NY, United StatesHQ checked Sep 14, 20261,001-5,0001,535 contacts →

Partial 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 14, 2026
4Indirect evidenceNew York, NY, United StatesHQ checked Sep 14, 20261,001-5,0001,062 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 14, 2026
5Indirect evidenceNew York, NY, United StatesHQ checked Sep 14, 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 14, 2026
6Partial evidenceNew York, NY, United StatesHQ checked Sep 14, 2026n/a697 contacts →

Partial evidence

“Recruiter.com is an OnDemand recruiting platform providing flexible talent acquisition solutions that scale from startups to the Fortune 100.”

Source: RevenueBase Database · checked Sep 14, 2026
7Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 14, 2026501-1,000606 contacts →

Indirect evidence

“SmartRecruiters was founded on the bold belief that great companies are built through great hiring.”

Source: RevenueBase Database · checked Sep 14, 2026
8Strong evidenceRochester, NY, United StatesHQ checked Sep 14, 2026201-500533 contacts →

Strong evidence

“Ceipal provides AI-powered staffing software that helps staffing, recruiting, and talent professionals work more efficiently while keeping people at the center of their work.”

Source: RevenueBase Database · checked Sep 14, 2026
9Indirect evidenceLebanon, NH, United StatesHQ checked Sep 14, 2026501-1,000511 contacts →

Indirect evidence

“Appcast is the award-winning, global leader in programmatic job advertising technology.”

Source: RevenueBase Database · checked Sep 14, 2026
10Partial evidenceScottsdale, AZ, United StatesHQ checked Sep 14, 2026501-1,000501 contacts →

Partial evidence

“We believe in a world where all the friction that gets in the way of hiring is replaced by conversations, freeing people up to spend time with people, not software.”

Source: RevenueBase Database · checked Sep 14, 2026
11Indirect evidenceNew York, NY, United StatesHQ checked Sep 14, 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 14, 2026
12Indirect evidenceMenlo Park, CA, United StatesHQ checked Sep 14, 2026201-500422 contacts →

Indirect evidence

“As the global leader in AI-powered recruitment marketing and candidate engagement, we are transforming talent attraction and recruitment media buying for the world’s largest and…”

Source: RevenueBase Database · checked Sep 14, 2026
13Indirect evidenceBoston, MA, United StatesHQ checked Sep 14, 2026201-500393 contacts →

Indirect evidence

“Workable is an all-in-one HR platform that helps businesses find great candidates, hire faster, and manage their teams more effectively.”

Source: RevenueBase Database · checked Sep 14, 2026
14Indirect evidenceTuscaloosa, AL, United StatesHQ checked Sep 14, 202651-200389 contacts →

Indirect evidence

“Randall Reilly delivers full scale talent acquisition, turning talent challenges into growth opportunities.”

Source: RevenueBase Database · checked Sep 14, 2026
15Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 14, 2026201-500387 contacts →

Partial evidence

“Sense is a leading Conversational AI recruiting platform helping organizations hire faster, smarter, and at scale-without losing the human touch.”

Source: RevenueBase Database · checked Sep 14, 2026
16Indirect evidenceStamford, CT, United StatesHQ checked Sep 14, 202651-200380 contacts →

Indirect evidence

“JobTarget recruitment solutions help leading Fortune companies, recruitment advertising agencies and small businesses improve the process of finding and hiring the best candidates.”

Source: RevenueBase Database · checked Sep 14, 2026
17Partial evidenceNorwood, NJ, United StatesHQ checked Sep 14, 2026201-500373 contacts →

Partial evidence

“All-in-one Software for Recruitment & Headhunting/Executive Search Firms.”

Source: RevenueBase Database · checked Sep 14, 2026
18Partial evidenceNew York, NY, United StatesHQ checked Sep 14, 202651-200352 contacts →

Partial evidence

“RippleMatch is the recruitment automation platform changing how Gen Z finds work.”

Source: RevenueBase Database · checked Sep 14, 2026
19Indirect evidenceAmbler, PA, United StatesHQ checked Sep 14, 20261,001-5,000349 contacts →

Indirect evidence

“Phenom is a purpose-driven company that delivers AI-powered talent experiences to global enterprises.”

Source: RevenueBase Database · checked Sep 14, 2026
20Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 14, 202651-200340 contacts →

Partial evidence

“Gem is the AI-first recruiting platform built for better outcomes, not more tools.”

Source: RevenueBase Database · checked Sep 14, 2026
21Indirect evidenceDenver, CO, United StatesHQ checked Sep 14, 2026201-500331 contacts →

Indirect evidence

“One of three market-leading ATS solutions by Employ, Jobvite is a comprehensive, configurable talent acquisition suite that streamlines complex processes to put the focus back on…”

Source: RevenueBase Database · checked Sep 14, 2026
22Indirect evidenceChicago, IL, United StatesHQ checked Sep 14, 2026201-500321 contacts →

Indirect evidence

“Rival delivers AI-powered orchestration for HR, helping organizations accelerate time-to-impact across sourcing, candidate engagement, and employee journeys.”

Source: RevenueBase Database · checked Sep 14, 2026
23Indirect evidenceSan Francisco, United StatesHQ checked Sep 14, 2026201-500320 contacts →

Indirect evidence

“Ashby helps scaling companies achieve their ambitious growth targets.”

Source: RevenueBase Database · checked Sep 14, 2026
24Indirect evidenceNew York, NY, United StatesHQ checked Sep 14, 2026201-500297 contacts →

Indirect evidence

“Symphony Talent delivers innovative, award-winning talent acquisition solutions that empower clients worldwide to expertly advance talent and teams.”

Source: RevenueBase Database · checked Sep 14, 2026
25Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 14, 2026n/a283 contacts →

Partial evidence

“Braintrust is revolutionizing hiring with Braintrust AIR, the world's first and only end-to-end AI recruiting platform.”

Source: RevenueBase Database · checked Sep 14, 2026

Showing 25 of 1,942 recruiting automation software companies based in the United States

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Recruiting automation software companies based in the United States at a glance

As of Sep 14, 2026
24.1%Verified-email coverage
19.7Average contacts per company
1-10Median size (employees)
9.8%Largest-city concentration · San Francisco
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
1,071
11-50
608
51-200
186
201-500
50
501-1,000
12
1,001-5,000
11
5,001-10,000
1
10001+
2

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 1,942 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 recruiting automation 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 “recruiting automation 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 recruiting automation 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 recruiting automation 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, 9,217 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 14, 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 recruiting automation 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 recruiting automation software companies are there based in the United States?

RevenueBase identified 1,942 recruiting automation 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?

Optimhire, headquartered in San Francisco, tops this list with the largest team on record.

Which city has the most recruiting automation software companies?

San Francisco leads with 191 headquartered companies, followed by New York (139) and Austin (63).

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 9,217 verified decision-maker contacts tracked across these 1,942 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 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 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.