Company lists · Data refreshed September 2026

Top 25 Internal audit staffing companies worldwide

RevenueBase identified 743 internal audit staffing companies worldwide as of September 2026 and tracks 10,226 professional contacts across them, including 1,699 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers internal audit staffing companies worldwide, 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 28, 2026. Country and city lists for internal audit staffing companies follow the table.

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 28, 2026 86% judged on-target in blind review
743Companies
10,226Contacts tracked
1,699Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest internal audit staffing companies worldwide

Ranked by team size
Top 25 of 743 internal audit staffing companies worldwide, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to internal audit staffing companies: 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 evidenceNew York, NY, United StatesHQ checked Sep 28, 2026201-500324 contacts →

Partial evidence

“For over 15 years, Makosi has been redefining what’s possible in the accounting and audit industry with cutting-edge, tech-powered workforce solutions.”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceCoral Gables, FL, United StatesHQ checked Sep 28, 2026201-500322 contacts →

Partial evidence

“Ascendo Resources is a certified minority owned award-winning staffing and consulting firm that places quality accounting, financial services, banking, compliance, healthcare…”

Source: RevenueBase Database · checked Sep 28, 2026
3Partial evidenceChicago, IL, United StatesHQ checked Sep 28, 202651-200310 contacts →

Partial evidence

“Connect Search, LLC is a boutique staffing firm founded by a group of partners who share the same vision and are all recruiters at heart.”

Source: RevenueBase Database · checked Sep 28, 2026
4Partial evidenceOrange, CA, United StatesHQ checked Sep 28, 2026201-500248 contacts →

Partial evidence

“Ledgent Finance & Accounting, a business line of Roth Staffing Companies, provides temporary, temporary-to-hire, direct hire, and executive search services for finance and…”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 28, 2026201-500208 contacts →

Indirect evidence

“Join us at Becky, where we do not simply match businesses with top accounting and auditing professionals; we also aim to maintain a vibrant and fun work environment for everyone…”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceAlpharetta, GA, United StatesHQ checked Sep 28, 2026n/a193 contacts →

Indirect evidence

“We are a locally owned, full-service accounting and finance placement firm matching top Atlanta employers with skilled professionals.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceUmhlanga, South AfricaHQ checked Sep 28, 2026201-500184 contacts →

Indirect evidence

“Auditing, Accounting and Taxation It’s been 100 years since David Strachan strode from the pavement of Smith Street into William Cotta Building at number 331, and put up his…”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceParis, FranceHQ checked Sep 28, 2026n/a170 contacts →

Indirect evidence

“Etude et Projet est un cabinet de recrutement basé à Paris, dans le 09ème arrondissement dans le quartier de Saint Lazare.”

Source: RevenueBase Database · checked Sep 28, 2026
9Partial evidenceEdina, MN, United StatesHQ checked Sep 28, 202651-200152 contacts →

Partial evidence

“Doherty Staffing Solutions is one of the Midwest's largest, locally-owned providers of contract and temporary staffing services.”

Source: RevenueBase Database · checked Sep 28, 2026
10Partial evidenceIrving, TX, United StatesHQ checked Sep 28, 202611-50101 contacts →

Partial evidence

“Partnership Employment is a professional services firm offering comprehensive Staffing and Search services in Accounting and Finance, Office and Administration, Legal and…”

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceBedford, NH, United StatesHQ checked Sep 28, 202611-5099 contacts →

Indirect evidence

“The ultimate success of a company comes down to the bottom line.”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceJacksonville, FL, United StatesHQ checked Sep 28, 2026201-50095 contacts →

Partial evidence

“Recently awarded ClearlyRated's 2022 Best of Staffing award for Client and Talent Satisfaction, SNI Financial focuses on direct hire placement for accounting, finance, tax…”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceAtlanta, NC, United StatesHQ checked Sep 28, 202611-5090 contacts →

Indirect evidence

“Staff Financial Group headquartered in Atlanta, is an Atlanta Accounting and Finance Recruiting Firm and we also place temporary accounting and finance professionals.”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceChicago, IL, United StatesHQ checked Sep 28, 202651-20089 contacts →

Indirect evidence

“Founded in 1986, Harmer is a trusted recruiting partner specializing in Accounting, Finance, and Information Technology.”

Source: RevenueBase Database · checked Sep 28, 2026
15Partial evidencePrinceton, NJ, United StatesHQ checked Sep 28, 202651-20086 contacts →

Partial evidence

“Atika Technologies & BPM, headquartered in Princeton, New Jersey, is a professional staffing company providing accounting and technology staff augmentation services to medium to…”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceParis, FranceHQ checked Sep 28, 202651-20076 contacts →

Indirect evidence

“Filiale du groupe William Sinclair, Sinclair Ressources est un cabinet de recrutement temporaire et permanent spécialisé depuis 14 ans sur les métiers suivants - Comptabilité et…”

Source: RevenueBase Database · checked Sep 28, 2026
17Indirect evidenceŁódź, PolandHQ checked Sep 28, 202651-20076 contacts →

Indirect evidence

“Jesteśmy dynamicznie rozwijającą się Kancelarią Biegłych Rewidentów, założoną w 2010 roku.”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceMumbai, IndiaHQ checked Sep 28, 202611-5069 contacts →

Indirect evidence

“Established in the year 1987, fully operational and growing exponentially since early 2003.”

Source: RevenueBase Database · checked Sep 28, 2026
19Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 202651-20068 contacts →

Partial evidence

“GHJ Search and Staffing is the recruiting arm of GHJ, a national accounting and advisory firm.”

Source: RevenueBase Database · checked Sep 28, 2026
20Partial evidenceNew York, NY, United StatesHQ checked Sep 28, 202651-20062 contacts →

Partial evidence

“Welcome to CRSP Connect, your trusted partner in outsourcing and offshore staffing solutions, tailored for Certified Public Accountants, Enrolled Agents, accounting firms, and…”

Source: RevenueBase Database · checked Sep 28, 2026
21Partial evidenceTexas, TX, United StatesHQ checked Sep 28, 202651-20059 contacts →

Partial evidence

“Welcome to Intellgus, the firm that’s reshaping the landscape of offshore staffing solutions for CPAs, accounting firms, and tax professionals.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 28, 202611-5051 contacts →

Indirect evidence

“Today's economic climate requires talented professionals to drive and support critical business decisions.”

Source: RevenueBase Database · checked Sep 28, 2026
23Partial evidenceTbilisi, GeorgiaHQ checked Sep 28, 202651-20049 contacts →

Partial evidence

“Kudos Georgia is an independent audit, accounting, valuation, tax advisory and corporate finance firm based in Tbilisi, Georgia.”

Source: RevenueBase Database · checked Sep 28, 2026
24Partial evidenceIndianapolis, IN, United StatesHQ checked Sep 28, 2026n/a49 contacts →

Partial evidence

“DaMar Staffing Solutions of Indianapolis is a full service, contingency based recruitment firm, focused on administrative and professional staffing for all industries.”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceDüsseldorf, GermanyHQ checked Sep 28, 20261,001-5,00048 contacts →

Indirect evidence

“Finden Sie den Job, den Sie lieben Ob über eine Personalvermittlung oder Arbeitnehmerüberlassung - wir sind Ihr starker Partner an Ihrer Seite und begleiten Sie Schritt für…”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 743 internal audit staffing companies worldwide

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 1,699 reachable decision-makers.

Free signup · no credit card

View the full list →

Internal audit staffing companies worldwide at a glance

As of Sep 28, 2026
16.6%Verified-email coverage
13.8Average contacts per company
1-10Median size (employees)
2.7%Largest-city concentration · New York
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
412
11-50
245
51-200
60
201-500
17
501-1,000
4
1,001-5,000
4
5,001-10,000
1

Email recency is reported on each country list linked below.

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 internal audit staffing 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.
Coverage
Every country. Country and city lists for internal audit staffing companies are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “internal audit staffing 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 internal audit staffing 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 internal audit staffing companies, and records with no verified work email.
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, 1,699 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 28, 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.

Internal audit staffing companies by location

4 lists · largest first

Every Internal audit staffing companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 internal audit staffing 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 internal audit staffing companies are there worldwide?

RevenueBase identified 743 internal audit staffing companies worldwide 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?

Makosi, headquartered in New York, tops this list with the largest team on record.

Which country has the most internal audit staffing companies?

The United States leads with 294 companies, followed by the Netherlands (28) and Canada (25). Every internal audit staffing companies list by country and city is linked on this page.

Which city has the most internal audit staffing companies?

New York leads with 20 headquartered companies, followed by London (16) and Atlanta (15).

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 1,699 verified decision-maker contacts tracked across these 743 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 28, 2026.

Ready to reach these companies? Verified emails and direct dials for all 743 internal audit staffing companies worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.