Company lists · Data refreshed September 2026

Top 25 HR outsourcing firms based in San Francisco, United States

Name: HR outsourcing firms based in San Francisco, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 30, 2026 126 companies tracked

RevenueBase identified 126 company matches for HR outsourcing firms associated with San Francisco, United States as of September 2026 and tracks 4,873 professional contacts across them, including 2,447 with verified work emails. Across the United States, New York is the largest hub for this category (417 companies); San Francisco has 126.

This list covers company matches for HR outsourcing firms associated with San Francisco, 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 30, 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 30, 2026 How this list was built

126Companies

4,873Contacts tracked

2,447Verified emails

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The 25 largest HR outsourcing firms based in San Francisco, United States

Ranked by team size

Top 25 of 126 company matches for HR outsourcing firms based in San Francisco, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 30, 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	GUSTO	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	1,001-5,000	3,543 contacts →
	Exact match “Gusto has been growing the small business economy for 15+ years.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
2	Trinet Zenefits	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	501-1,000	258 contacts →
	Exact match “Zenefits is a part of TriNet.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
3	Advantis Global IS NOW Inspyr Solutions	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	201-500	146 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
4	Diligente Technologies	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	51-200	46 contacts →
	Exact match “Diligente Technologies follows a streamlined screening process that enables us to target the right individuals from the very beginning.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
5	Stride	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	11-50	38 contacts →
	Exact match “Stride is an outsourced services firm providing timely, accurate and actionable bookkeeping, accounting, CFO services, and recruiting for professional service firms including…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
6	Connery Consulting	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	11-50	37 contacts →
	Exact match “Connery Consulting is a boutique HR consulting firm with over two decades of People Ops experience.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
7	Vhire INC	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	51-200	34 contacts →
	Exact match “Founded in 2013 with a vision to demystify the recruiting process, vHire is a Silicon Valley initiative committed to transform the customary recruiting practice into an innovative…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
8	Maven Recruiting Group	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	11-50	29 contacts →
	Exact match “Maven Recruiting Group specializes in recruiting Executive Assistants, administrative, operations, and Human Resources professionals to the Bay Area’s most prominent Executives…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
9	Coit Group	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	11-50	26 contacts →
	Exact match “Coit Group brings ultra-achievers and visionary companies together to engineer the future of tomorrow.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
10	NUA Group LLC	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	11-50	20 contacts →
	Exact match “We stand with the companies where people matter.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
11	Next Level Strategies	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	11-50	19 contacts →
	Exact match “Next Level Strategies provides tactical and strategic support for all areas of Human Resources Management by the project or as an outsourced function.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
12	Hire'in Solutions	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	11-50	19 contacts →
	Exact match “HireIn Solutions is a growing staffing and recruiting company headquartered in California, USA.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
13	RED M	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	11-50	19 contacts →
	Exact match “M&T Consulting is a global Staffing Agency, that was founded in by passionate and dedicated professionals.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
14	Burke CO	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	1-10	14 contacts →
	Exact match “VIEW our OPEN JOBS at: BURKE + CO.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
15	JOB Mobz	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	201-500	14 contacts →
	Exact match “Founded in 2012, Job Mobz has quickly become one of the premier RPO firms worldwide.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
16	otodigital.ai	Exact match	San Francisco, United StatesHQ recorded Sep 30, 2026	11-50	12 contacts →
	Exact match “Otodigital.ai stands out as a premier provider of recruitment and consultancy solutions, overseeing a recruitment budget exceeding £2 billion for numerous years on behalf of…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
17	Bloom Talent	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	1-10	11 contacts →
	Exact match “Bloom Talent is a woman-owned boutique recruiting resource that partners with companies to find extraordinary admin, ops & hr hires.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
18	Westfield Consulting Partners	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	11-50	11 contacts →
	Exact match “Westfield Consulting Partners aims to transform recruitment through specialized focus and innovative approaches.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
19	Eighty6 Group	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	1-10	8 contacts →
	Exact match “Eighty6 Group represents a new approach.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
20	Rabble	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	11-50	8 contacts →
	Exact match “Rabble provides the best on-demand, embedded Recruiters, HR and Ops Talent.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
21	Growthmarketers	Exact match	San Francisco, United StatesHQ recorded Sep 30, 2026	1-10	8 contacts →
	Exact match “Get world-class offshore talent, with an acceptance rate of less than 1%, for everyday help with design, data entry, ads testing, copywriting, project managing, and more.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
22	The A Lyst Group LLC	Exact match	San Francisco, United StatesHQ recorded Sep 30, 2026	1-10	8 contacts →
	Exact match “We are a boutique consultancy firm that specializes in helping founders of early stage venture backed companies build their core teams by managing their talent recruiting and…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
23	LFV HR Consulting LLC	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	1-10	7 contacts →
	Exact match “HR MANAGEMENT SOLUTIONS - Human Resources, Payroll, Recruiting We can take on your day-to-day HR needs such as offer letters, background checks, on-boarding, resignation kits…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
24	Cre8 Teams	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	1-10	7 contacts →
	Exact match “At Cre8 Teams, we believe that people are the heart of any organization.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
25	Collective HR Solutions	Exact match	San Francisco, United StatesHQ recorded Sep 30, 2026	1-10	7 contacts →
	Exact match “Collective HR Solutions, LLC is a unique consultancy because we have collected the talent of our respected associates to solve your issues.” Recorded in the RevenueBase company graph · Sep 30, 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 outsourcing firms”. 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 126 HR outsourcing firms based in San Francisco, United States

See the full list, filter by size, metro and specialty, and access 2,447 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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HR outsourcing firms based in San Francisco, United States at a glance

As of Sep 30, 2026

50.2%Verified-email coverage

38.7Average contacts per company

1-10Median size (employees)

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for San Francisco, so it is reported there. Company counts and contact totals on this page are exact for San Francisco, over 126 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 San Francisco, United States whose business descriptions match “HR outsourcing firms” 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 2,447 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 30, 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 outsourcing firms 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 outsourcing firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many HR outsourcing firms are there based in San Francisco, United States?

RevenueBase identified 126 company matches for HR outsourcing firms associated with San Francisco, 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?

GUSTO 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 outsourcing firms?

New York leads the United States with 417 company records, followed by Atlanta (236) and Houston (217). San Francisco has 126.

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 2,447 professional contacts with verified work emails tracked across these 126 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 30, 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.