Company lists · Data refreshed September 2026

Top 25 Big four staffing agencies based in San Diego, United States

Name: Big four staffing agencies based in San Diego, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 190 companies tracked

RevenueBase identified 190 company matches for big four staffing agencies associated with San Diego, United States as of September 2026 and tracks 4,302 professional contacts across them, including 662 with verified work emails. Across the United States, New York is the largest hub for this category (985 companies); San Diego has 190.

This list covers company matches for big four staffing agencies associated with San Diego, 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

190Companies

4,302Contacts tracked

662Verified emails

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The 25 largest big four staffing agencies based in San Diego, United States

Ranked by team size

Top 25 of 190 company matches for big four staffing agencies based in San Diego, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Eastridge Workforce Solutions	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	n/a	803 contacts →
	Exact match “Eastridge Workforce Solutions is a trusted staffing partner helping businesses build stronger, more productive teams across industrial and professional sectors.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Baronhr, LLC	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	10001+	364 contacts →
	Exact match “As one of the nation's fastest growing staffing agencies, BaronHR servies individuals and businesses nationwide.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Medical Professionals	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	314 contacts →
	Exact match “Our fundamental mission here at Medical Professionals is to promote HAPPY and HEALTHY lives – for you, for your team and our team, for the healthcare candidates we recruit, for…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Boutique Recruiting	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	51-200	201 contacts →
	Exact match “At Boutique Recruiting, our national team specializes in placing top talent across a wide range of industries.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	RN & Allied Specialties	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	201-500	192 contacts →
	Exact match “RN & Allied Specialties was acquired by Aya Healthcare.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Go-Staff, INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	n/a	182 contacts →
	Exact match “Since 2001, Go-Staff has been a family-owned and operated, full-service staffing partner proudly serving Southern California and surrounding regions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Contractors And Builders	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	142 contacts →
	Exact match “Contractors & Builders is focused on developing comprehensive staffing solutions for the construction industry.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	R&d Partners	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	51-200	137 contacts →
	Exact match “At R&D Partners, part of Acacium Group, we connect skilled life sciences professionals with world leading innovators.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Proven Recruiting	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	51-200	108 contacts →
	Exact match “We connect talented people with meaningful careers in technology, finance, accounting, and life sciences.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Tristaff Group Of Companies, Division Of Amtec	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	51-200	95 contacts →
	Exact match “TriStaff Group of Companies is a premier Full Service Staffing and Executive Search firm headquartered in San Diego, California.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Suna Solutions	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	501-1,000	93 contacts →
	Exact match “Suna Solutions was established in 2008 to provide human capital management services including temporary and contract placements, direct hire or permanent placement services as…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Sayva Solutions	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	51-200	91 contacts →
	Exact match “Sayva Solutions is a professional services firm providing tailored solutions for businesses through project-based consulting, recruiting, and outsourced back-office functions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Nexiya, INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	51-200	54 contacts →
	Exact match “Nexiya is an award-winning, women-owned firm delivering staffing, recruiting, and managed services through a people-first, relationship-driven approach.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Broekema Group	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	51-200	50 contacts →
	Exact match “Broekema Group, a subsidiary of On Call Staffing Solutions, Inc, is a privately held, woman-owned professional recruiting firm specializing in direct hire searches, predominantly…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	American Labor Pool	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	201-500	47 contacts →
	Exact match “Your resource for labor.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	ALL MED Search	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	46 contacts →
	Exact match “For more information please also visit this page: Put our 30 years of healthcare recruiting expertise to the test.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Astrya Global Medical Staffing	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	201-500	45 contacts →
	Exact match “Astrya Medical Staffing is a San Diego-based medical staffing agency that empowers healthcare professionals by connecting them with tailored opportunities that align with their…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Talentzök	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	51-200	38 contacts →
	Exact match “The TalentZök family of companies, including Simply Biotech and Defense Search, are a premium specialized staffing group recognized by Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	The Cydio Group	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	51-200	31 contacts →
	Exact match “The Cydio Group, a 24 Seven Company, is a specialized IT staffing firm that provides innovative, first-hand knowledge of the information technology space.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Qualstaff Resources	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	501-1,000	31 contacts →
	Exact match “Where Quality and Staffing Meet Located in the heart of San Diego’s Life Sciences and Hi-Tech hub of Sorrento Valley, QualStaff Resources is an established professional recruiting…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Brio Group	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	51-200	31 contacts →
	Exact match “Hire Possibilities" Brio Resource Group - Your biopharmaceutical recruiting experts - is transforming the way today's most sought after "A" Talent is introduced and placed in…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Tucker Parker Smith Group TPS Group	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	51-200	28 contacts →
	Exact match “Tucker Parker Smith Group (TPS Group) is a professional recruiting and staffing firm connecting talented people with leading employers-from Fortune 500 companies to growing…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Paradigm Information Services, INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	51-200	26 contacts →
	Exact match “Paradigm is a women-owned staffing firm that specializes in finding jobs for talented professionals in fields including content development, creative design, and engineering.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	RPO International	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	24 contacts →
	Exact match “RPO International focuses on serving the ever-evolving needs of the recruiting industry.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Ilocatum	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	23 contacts →
	Exact match “iLocatum is an executive search firm representing job openings in virtually every industry and job function across the country.” Recorded in the RevenueBase company graph · Sep 28, 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 “big four staffing agencies”. 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 190 big four staffing agencies based in San Diego, United States

See the full list, filter by size, metro and specialty, and access 662 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Big four staffing agencies based in San Diego, United States at a glance

As of Sep 28, 2026

15.4%Verified-email coverage

22.6Average contacts per company

1-10Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

105

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

Email recency for this list is measured across the whole United States list rather than for San Diego, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 190 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 Diego, United States whose business descriptions match “big four staffing agencies” 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 662 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.

Big four staffing agencies 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 “big four staffing agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many big four staffing agencies are there based in San Diego, United States?

RevenueBase identified 190 company matches for big four staffing agencies associated with San Diego, 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?

Eastridge Workforce Solutions 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 big four staffing agencies?

New York leads the United States with 985 company records, followed by Houston (607) and Atlanta (487). San Diego has 190.

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 662 professional contacts with verified work emails tracked across these 190 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.