Company lists · Data refreshed September 2026

Top 25 Fully managed accounting staffing agencies based in Irvine, United States

RevenueBase identified 49 fully managed accounting staffing agencies headquartered in Irvine, United States as of September 2026 and tracks 2,410 professional contacts across them, including 502 with verified work emails. New York is the largest hub.

This list covers fully managed accounting staffing agencies headquartered in Irvine, 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 21, 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 21, 2026 86% judged on-target in blind review
49Companies
2,410Contacts tracked
502Verified emails
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The 25 largest fully managed accounting staffing agencies based in Irvine, United States

Ranked by team size
Top 25 of 49 fully managed accounting staffing agencies based in Irvine, United States, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to fully managed accounting staffing agencies: 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
1Partial evidenceIrvine, CA, United StatesHQ checked Sep 21, 2026n/a682 contacts →

Partial evidence

“You can count on Kimco Staffing to always be a business partner and an employee resource when you need us most.”

Source: RevenueBase Database · checked Sep 21, 2026
2Indirect evidenceIrvine, CA, United StatesHQ checked Sep 21, 2026201-500531 contacts →

Indirect evidence

“CyberCoders, a division of ASGN Incorporated, is a leading permanent placement recruiting firm.”

Source: RevenueBase Database · checked Sep 21, 2026
3Strong evidenceIrvine, CA, United StatesHQ checked Sep 21, 202651-200138 contacts →

Strong evidence

“KORE1 is a nationwide provider of recruiting and staffing services for the Technology, Engineering, Accounting & Finance, Healthcare, and Digital & Creative Services industries.”

Source: RevenueBase Database · checked Sep 21, 2026
4Indirect evidenceIrvine, CA, United StatesHQ checked Sep 21, 202651-200123 contacts →

Indirect evidence

“IT Minds LLC provides the resources for long and short-term contracts.”

Source: RevenueBase Database · checked Sep 21, 2026
5Partial evidenceIrvine, CA, United StatesHQ checked Sep 21, 202651-20079 contacts →

Partial evidence

“CV Resources is a full-service placement firm specialized in the field of Accounting & Finance.”

Source: RevenueBase Database · checked Sep 21, 2026
6Indirect evidenceIrvine, CA, United StatesHQ checked Sep 21, 202651-20079 contacts →

Indirect evidence

“Are you looking for a new job opportunity?”

Source: RevenueBase Database · checked Sep 21, 2026
7Partial evidenceIrvine, CA, United StatesHQ checked Sep 21, 202611-5040 contacts →

Partial evidence

“Gelman LLP, headquartered in Irvine, California, is a full-service accounting firm that responds to the financial and business needs of companies across all of Southern California.”

Source: RevenueBase Database · checked Sep 21, 2026
8Indirect evidenceIrvine, CA, United StatesHQ checked Sep 21, 2026201-50027 contacts →

Indirect evidence

“62% of employers reported recruiting is becoming more difficult, with 31% expressing dissatisfaction with their current recruiting efforts- Employer Associations of America’s 2017…”

Source: RevenueBase Database · checked Sep 21, 2026
9Partial evidenceIrvine, CA, United StatesHQ checked Sep 21, 202651-20024 contacts →

Partial evidence

“LANI has been in business for over 28 years and provides staffing services to a variety of industries, including Banking, Title, Escrow, Mortgage, Credit Unions, IT, Healthcare…”

Source: RevenueBase Database · checked Sep 21, 2026
10Partial evidenceIrvine, CA, United StatesHQ checked Sep 21, 202651-20021 contacts →

Partial evidence

“White Nelson Diehl Evans LLP is a full-service accounting firm that prides itself on delivering personal service while supporting your most demanding global needs.”

Source: RevenueBase Database · checked Sep 21, 2026
11Partial evidenceIrvine, CA, United StatesHQ checked Sep 21, 202611-5020 contacts →

Partial evidence

“Advantex Professional Services provides efficient executive search for professions in Accounting, Finance, and Information Technology.”

Source: RevenueBase Database · checked Sep 21, 2026
12Indirect evidenceIrvine, CA, United StatesHQ checked Sep 21, 202651-20018 contacts →

Indirect evidence

“Founded in 2009, WinCorp Solutions, headquartered in Irvine, CA, was established by former publicly held company executives.”

Source: RevenueBase Database · checked Sep 21, 2026
13Partial evidenceIrvine, CA, United StatesHQ checked Sep 21, 202611-5015 contacts →

Partial evidence

“Finch is your one stop shop for all things accounting and finance.”

Source: RevenueBase Database · checked Sep 21, 2026
14Partial evidenceIrvine, CA, United StatesHQ checked Sep 21, 2026n/a15 contacts →

Partial evidence

“Express Employment Professionals assists thousands of companies each year, including nearly half of the Fortune 500, in developing and sustaining effective staffing strategies.”

Source: RevenueBase Database · checked Sep 21, 2026
15Indirect evidenceIrvine, CA, United StatesHQ checked Sep 21, 202611-5011 contacts →

Indirect evidence

“FORTIS Resource Partners is dedicated to helping our clients find the most qualified professional every time in the least amount of time.”

Source: RevenueBase Database · checked Sep 21, 2026
16Strong evidenceIrvine, CA, United StatesHQ checked Sep 21, 202611-509 contacts →

Strong evidence

“Veritas Search Group (VSG) is a recruiting, consulting, and staffing firm specializing in professional services within the IT, Finance & Accounting, and Pharmaceutical domains.”

Source: RevenueBase Database · checked Sep 21, 2026
17Partial evidenceIrvine, CA, United StatesHQ checked Sep 21, 202611-509 contacts →

Partial evidence

“Vivid HR Staffing (Elsner HR) is Arizona’s leading source for Human Resources Professionals and known as the premier contract-hire recruiting firm for long and medium term AND…”

Source: RevenueBase Database · checked Sep 21, 2026
18Indirect evidenceIrvine, CA, United StatesHQ checked Sep 21, 20261-108 contacts →

Indirect evidence

“We are a boutique bookkeeping firm that offers financial and business support services with extensive experience in the lead generation industry.”

Source: RevenueBase Database · checked Sep 21, 2026
19Partial evidenceIrvine, CA, United StatesHQ checked Sep 21, 202611-507 contacts →

Partial evidence

“NI TAX & ACCOUNTING is a full service accounting firm serving the Orange County at Southern California.”

Source: RevenueBase Database · checked Sep 21, 2026
20Partial evidenceIrvine, CA, United StatesHQ checked Sep 21, 202611-505 contacts →

Partial evidence

“Harris Greene LLP is an accounting company based out of United States.”

Source: RevenueBase Database · checked Sep 21, 2026
21Partial evidenceIrvine, CA, United StatesHQ checked Sep 21, 202611-505 contacts →

Partial evidence

“Our partners have more than 50 years of combined experience serving clients with top finance and accounting consulting and direct hire talent.”

Source: RevenueBase Database · checked Sep 21, 2026
22Indirect evidenceIrvine, CA, United StatesHQ checked Sep 21, 202611-505 contacts →

Indirect evidence

“We're not your average matchmakers.”

Source: RevenueBase Database · checked Sep 21, 2026
23Indirect evidenceIrvine, CA, United StatesHQ checked Sep 21, 20261-104 contacts →

Indirect evidence

“Masler & Associates is an Irvine, Orange County Certified Public Accountant (CPA) firm committed to comprehensive service and representation of its small businesses, medical and…”

Source: RevenueBase Database · checked Sep 21, 2026
24Partial evidenceIrvine, CA, United StatesHQ checked Sep 21, 20261-104 contacts →

Partial evidence

“JobSMART is a California based Staffing Firm built on finding US based talent focused on Information Technology.”

Source: RevenueBase Database · checked Sep 21, 2026
25Partial evidenceIrvine, CA, United StatesHQ checked Sep 21, 20261-101 contacts →

Partial evidence

“At The Accounting Collective, we care about more than just your numbers, our goal is to help you thrive.”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 25 of 49 fully managed accounting staffing agencies based in Irvine, United States

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Fully managed accounting staffing agencies based in Irvine, United States at a glance

As of Sep 21, 2026
20.8%Verified-email coverage
49.2Average contacts per company
11-50Median size (employees)
653.1%Largest-city concentration · New York
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
18
11-50
18
51-200
9
201-500
3
10001+
1

Email recency for this list is measured across the whole United States list rather than for Irvine, so it is reported there. Company counts and contact totals on this page are exact for Irvine, over 49 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 fully managed accounting staffing agencies, 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 Irvine, United States whose own description of what they do matches “fully managed accounting staffing agencies”. 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 fully managed accounting staffing agencies), 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 fully managed accounting staffing agencies, and records with no verified work email. Companies headquartered outside Irvine 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, 502 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 21, 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.

Fully managed accounting staffing agencies by metro in the United States

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 fully managed accounting staffing agencies, 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 fully managed accounting staffing agencies are there based in Irvine, United States?

RevenueBase identified 49 fully managed accounting staffing agencies headquartered in Irvine, 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?

Kimco Staffing Services, INC, headquartered in Irvine, tops this list with the largest team on record.

Which city has the most fully managed accounting staffing agencies?

New York leads with 320 headquartered companies, followed by Houston (229) and Atlanta (163).

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 502 verified decision-maker contacts tracked across these 49 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 21, 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.