Company lists · Data refreshed September 2026

Top 25 Staff augmentation companies based in San Diego, United States

Name: Staff augmentation companies 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 22, 2026 60 companies tracked

RevenueBase identified 60 company matches for staff augmentation companies associated with San Diego, United States as of September 2026 and tracks 1,731 professional contacts across them, including 254 with verified work emails. Across the United States, New York is the largest hub for this category (274 companies); San Diego has 60.

This list covers company matches for staff augmentation companies 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 22, 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 22, 2026 How this list was built

60Companies

1,731Contacts tracked

254Verified emails

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The 25 largest staff augmentation companies based in San Diego, United States

Ranked by team size

Top 25 of 60 company matches for staff augmentation companies based in San Diego, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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 22, 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 22, 2026 · View company records in RevenueBase
2	Contractors And Builders	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 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 22, 2026 · View company records in RevenueBase
3	Tristaff Group Of Companies, Division Of Amtec	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 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 22, 2026 · View company records in RevenueBase
4	Suna Solutions	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 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 22, 2026 · View company records in RevenueBase
5	American Labor Pool	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	201-500	47 contacts →
	Exact match “Your resource for labor.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6	Talentzök	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 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 22, 2026 · View company records in RevenueBase
7	The Cydio Group	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 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 22, 2026 · View company records in RevenueBase
8	Unitriteam	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	51-200	27 contacts →
	Exact match “UniTriTeam is a small, woman-owned boutique technology services and staff augmentation business that started because our founders had a passion for empowering women in the…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9	Caltek Staffing	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	51-200	20 contacts →
	Exact match “Founded in 2002 by two career recruiters, CalTek Staffing is a premier manufacturing, technical, IT and engineering staffing and recruiting firm.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10	A-Star Staffing	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	1-10	18 contacts →
	Exact match “A-Star Staffing has been in business since We are the warmer, friendlier alternative to the large national firms.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11	NCW Staffing	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	11-50	16 contacts →
	Exact match “Welcome to NCW Staffing!” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12	Transition Staffing Group	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	11-50	14 contacts →
	Exact match “Transition Staffing Group is an award-winning staffing agency providing Technology & Accounting/Finance staffing solutions on a Temporary, Temporary-to-Hire and Direct Hire basis.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13	Softhq	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	201-500	12 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14	Integrated Associates INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	51-200	11 contacts →
	Exact match “We’re sincere about developing strong relationships Since our inception, we’ve maintained an ongoing commitment to act as trusted partners to our clients and candidates because…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15	MOTUM	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	11-50	10 contacts →
	Exact match “Motum is redefining how U.S.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16	Businesstaff	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	1-10	9 contacts →
	Exact match “BusinesStaff is a leading staffing firm in Southern California and works on a National level.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17	Express Employment Professionals SAN Diego	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	11-50	8 contacts →
	Exact match “Express Employment Professionals of San Diego is dedicated to providing quality staffing services and human resource solutions to businesses and job seekers in the San Diego-Mira…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18	Spencer Gray	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	51-200	7 contacts →
	Exact match “Building the teams that power today's digital economy.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19	Promax Personnel LLC	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	201-500	6 contacts →
	Exact match “Promax Personnel is a staffing agency dedicated to matching businesses with the most suitable talent.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20	VIA Technical NOW Eliassen Group	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	11-50	6 contacts →
	Exact match “VIA Technical is now Eliassen Group.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21	Ableforce, INC	Exact match	San Diego, United StatesHQ recorded Sep 22, 2026	1-10	5 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22	Colorado Resource Solutions	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	11-50	3 contacts →
	Exact match “Colorado Resource Solutions provides recruiting, temporary staffing, contract, contract-to-hire, or direct hire employees to commercial and governmental organizations.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23	Ustaffed	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	1-10	3 contacts →
	Exact match “Ustaffed is designed by industry experienced professionals who understand the demands of insurance and financial service professionals.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24	Ustonish	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	11-50	2 contacts →
	Exact match “We are a company for hiring a broad spectrum of functions from administrative staff, marketing, production, developers, assistants etc.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25	prosearchone.com	Exact match	San Diego, CA, United StatesHQ recorded Sep 22, 2026	1-10	2 contacts →
	Exact match “Also visit ProSearchOne is a dedicated and experienced staffing / recruiting resource bridging viable job seekers with hiring companies.” Recorded in the RevenueBase company graph · Sep 22, 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 “staff augmentation 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 25 of 60 staff augmentation companies based in San Diego, United States

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Staff augmentation companies based in San Diego, United States at a glance

As of Sep 22, 2026

14.7%Verified-email coverage

28.9Average contacts per company

11-50Median size (employees)

Sep 22, 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 Diego, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 60 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 “staff augmentation 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 254 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 22, 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.

Staff augmentation 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 “staff augmentation companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many staff augmentation companies are there based in San Diego, United States?

RevenueBase identified 60 company matches for staff augmentation companies 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 staff augmentation companies?

New York leads the United States with 274 company records, followed by Houston (265) and Dallas (161). San Diego has 60.

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 254 professional contacts with verified work emails tracked across these 60 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 22, 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.