Company lists · Data refreshed September 2026
Top 25 Accounting firm staff augmentation companies based in the United States
RevenueBase identified 7,953 accounting firm staff augmentation companies headquartered in the United States as of September 2026 and tracks 140,027 professional contacts across them, including 51,974 with verified work emails. New York is the largest hub.
This list covers accounting firm staff augmentation 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 27, 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.
The 25 largest accounting firm staff augmentation companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 6,147 contacts → | ||||
Partial evidence “Kforce is a solutions firm specializing in technology, finance and accounting, and professional staffing services.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 4,263 contacts → | ||||
Indirect evidence “We’re Spherion-a staffing and recruiting pioneer that’s been driving careers and helping businesses grow for over 75 years.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 4,199 contacts → | ||||
Indirect evidence “EisnerAmper, one of the largest business consulting firms in the world, is comprised of EisnerAmper LLP, a licensed independent CPA firm that provides client attest services; and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 2,102 contacts → | ||||
Partial evidence “Carr, Riggs & Ingram (CRI) is a Top 25 nationally-ranked accounting and advisory firm driven by relationships to cultivate growth.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 1,303 contacts → | ||||
Indirect evidence “Hi there, we're BPM!” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 1,056 contacts → | ||||
Indirect evidence “RubinBrown provides unmatched service to closely held and publicly traded companies in specialized market sectors as well as non-profit and public sector organizations.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 1,019 contacts → | ||||
Indirect evidence “Founded in 1985, QPS Employment Group has grown from a two-person operation to one of the nation's leading staffing and recruiting firms, with more than 300 internal employees…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 1,016 contacts → | ||||
Partial evidence “Founded in 1977, Cohen & Co is one of America’s Most Recommended Tax and Accounting Firms by USA TODAY and serves a broad range of clients, from privately held companies and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 901 contacts → | ||||
Indirect evidence “RemX is the professional staffing division of EmployBridge, a $3 billion staffing organization with more than 600 offices in the U.S.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 893 contacts → | ||||
Indirect evidence “Established in 1949, our firm is unique for its pervasive passion and nimble delivery of over 75 years of experience.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 877 contacts → | ||||
Partial evidence “HCVT is Southern California’s leading public accounting firm, the largest headquartered in Los Angeles, and the third-largest in the Western U.S.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 841 contacts → | ||||
Partial evidence “Elite Network is a recruiting firm specializing in accounting and finance, with deep roots in the Bay Area and clients across the country.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 790 contacts → | ||||
Indirect evidence “Founded by CPA firms in 1994, Creative Financial Staffing has spent over 30 years helping job seekers and employers succeed.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 766 contacts → | ||||
Partial evidence “Primary Services provides job opportunities for Accounting/Financial, Information Technology, HR, Recruiting, Marketing, Procurement, Call Center and Administrative professionals.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 683 contacts → | ||||
Partial evidence “Clark Schaefer Hackett is more than an accounting and advisory firm; we’re striving to be your most valued advisor.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 605 contacts → | ||||
Indirect evidence “Keeping business transformations on track is essential to maintaining market advantage.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 558 contacts → | ||||
Indirect evidence “Bennett Thrasher provides proven guidance for financial confidence through premier tax, audit, advisory, and outsourcing solutions.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 552 contacts → | ||||
Strong evidence “Prestige Staffing is an award-winning, nationally recognized leader in professional staff augmentation serving local IT, Healthcare, and Accounting & Finance clients as well as…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 502 contacts → | ||||
Indirect evidence “CornerStone Staffing has been servicing the Dallas-Fort Worth metroplex since 1991 and the Phoenix-Tempe area since 2019.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 493 contacts → | ||||
Partial evidence “Miller Cooper, the 10th largest accounting firm in Chicago, has proudly served entrepreneurial, middle market businesses since 1919.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 487 contacts → | ||||
Partial evidence “SingerLewak has a 60-year history of serving clients as one of the leading West Coast based public accounting firms; SingerLewak understands the needs of business owners and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 482 contacts → | ||||
Indirect evidence “We specialize in providing full-service CFOs, controllers, and operational accountants to consult with our clients.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 467 contacts → | ||||
Partial evidence “Prager Metis CPAs is an independent, full service, public accounting and consulting firm.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 460 contacts → | ||||
Partial evidence “SNI Companies, a GEE Group Company (NYSE: JOB), is a premier provider of recruitment and staffing services specializing in IT, Accounting and Finance, Administrative, Legal…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 397 contacts → | ||||
Strong evidence “Select Source International (SSI) is an award-winning global leader in Consulting and Staff Augmentation, helping businesses thrive across IT, Healthcare, Finance & Accounting…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: accounting firm staff augmentation companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names accounting firm staff augmentation companies.
- Partial evidence
- Its own public description names part of accounting firm staff augmentation companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name accounting firm staff augmentation companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 7,953 accounting firm staff augmentation companies based in the United States
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Accounting firm staff augmentation companies based in the United States at a glance
As of Sep 27, 2026Companies by employee count
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 7,953 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 accounting firm staff augmentation 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 “accounting firm staff augmentation 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 accounting firm staff augmentation 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 accounting firm staff augmentation 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, 51,974 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 27, 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.
Accounting firm staff augmentation companies by metro
- Accounting firm staff augmentation companies in New York243
- Accounting firm staff augmentation companies in Houston154
- Accounting firm staff augmentation companies in Los Angeles122
- Accounting firm staff augmentation companies in Atlanta121
- Accounting firm staff augmentation companies in Chicago116
- Accounting firm staff augmentation companies in Dallas98
- Accounting firm staff augmentation companies in Miami84
- Accounting firm staff augmentation companies in Austin69
- Accounting firm staff augmentation companies in San Francisco67
- Accounting firm staff augmentation companies in San Diego59
- Accounting firm staff augmentation companies in Orlando54
- Accounting firm staff augmentation companies in Tampa49
- Accounting firm staff augmentation companies in Boston48
- Accounting firm staff augmentation companies in Denver45
- Accounting firm staff augmentation companies in Charlotte44
- Accounting firm staff augmentation companies in Irvine44
- Accounting firm staff augmentation companies in Portland43
- Accounting firm staff augmentation companies in Las Vegas42
- Accounting firm staff augmentation companies in Phoenix42
- Accounting firm staff augmentation companies in Boca Raton36
- Accounting firm staff augmentation companies in Seattle36
- Accounting firm staff augmentation companies in Jacksonville35
- Accounting firm staff augmentation companies in Indianapolis34
- Accounting firm staff augmentation companies in Columbus32
- Accounting firm staff augmentation companies in Philadelphia32
- Accounting firm staff augmentation companies in Wilmington32
- Accounting firm staff augmentation companies in Cincinnati30
- Accounting firm staff augmentation companies in Pittsburgh30
- Accounting firm staff augmentation companies in San Jose30
- Accounting firm staff augmentation companies in Washington30
- Accounting firm staff augmentation companies in Fort Lauderdale28
- Accounting firm staff augmentation companies in San Antonio27
- Accounting firm staff augmentation companies in Baltimore26
- Accounting firm staff augmentation companies in Minneapolis26
- Accounting firm staff augmentation companies in Alpharetta25
- Accounting firm staff augmentation companies in Coral Gables25
- Accounting firm staff augmentation companies in Nashville25
- Accounting firm staff augmentation companies in Scottsdale25
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 accounting firm staff augmentation 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 accounting firm staff augmentation companies are there based in the United States?
RevenueBase identified 7,953 accounting firm staff augmentation 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?
Kforce INC, headquartered in Tampa, tops this list with the largest team on record.
Which city has the most accounting firm staff augmentation companies?
New York leads with 243 headquartered companies, followed by Houston (154) and Los Angeles (122).
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 51,974 verified decision-maker contacts tracked across these 7,953 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 27, 2026.
Ready to reach these companies? Verified emails and direct dials for all 7,953 accounting firm staff augmentation companies based in the United States. Start with a free account, no credit card.
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Accounting firm staff augmentation companies by geography
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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.
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