Company lists · Data refreshed September 2026

Top 25 Finance and accounting outsourcing companies worldwide

RevenueBase identified 12,792 finance and accounting outsourcing companies worldwide as of September 2026 and tracks 85,811 professional contacts across them, including 19,049 with verified work emails and 8,914 with mobile numbers. The United States is the largest market and Sao Paulo the largest hub.

This list covers finance and accounting outsourcing 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 2, 2026. Country and city lists for finance and accounting outsourcing 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 RevenueBase Smart Search rating on every row Refreshed Sep 2, 2026 86% judged on-target in blind review
12,792Companies
85,811Contacts tracked
19,049Verified emails
8,914Mobile numbers
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The 25 largest finance and accounting outsourcing companies worldwide

Ranked by team size
Top 25 of 12,792 finance and accounting outsourcing companies worldwide, ranked by team size, largest first. Data refreshed Sep 2, 2026. RevenueBase Smart Search rates how each company's information relates to finance and accounting outsourcing 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
1Indirect evidenceSouthport, AU1,001-5,0003,896 contacts →

Indirect evidence

“Don’t wait until understaffing eats away at your productivity and client satisfaction.”

Source: RevenueBase Database · checked Sep 2, 2026
2Partial evidenceAustin, TX, US1,001-5,0001,717 contacts →

Partial evidence

“Consero Global, backed by BV Investment Partners, is the pioneer of Finance as a Service (FaaS), disrupting how Investment Managers and PE/VC-backed software, business services…”

Source: RevenueBase Database · checked Sep 2, 2026
3Strong evidenceMakati, PhilippinesHQ checked Sep 2, 20261,001-5,0001,021 contacts →

Strong evidence

“D&V Philippines is a finance and accounting outsourcing company that helps CFOs, accounting firms, audit firms, and other professional services firms build reliable offshore…”

Source: RevenueBase Database · checked Sep 2, 2026
4Strong evidenceAhmedabad, IndiaHQ checked Sep 2, 20261,001-5,000857 contacts →

Strong evidence

“Confiance specializes in providing highly personalized business solutions in the areas of bookkeeping and accounting, financial planning, financial advisory, back office and…”

Source: RevenueBase Database · checked Sep 2, 2026
5Indirect evidenceSao Paulo, BR501-1,000843 contacts →

Indirect evidence

“A Bernhoeft Contadores é uma empresa de atuação nacional que oferece terceirização de serviços contábeis para clientes de diversos portes e segmentos.”

Source: RevenueBase Database · checked Sep 2, 2026
6Strong evidenceManila, PhilippinesHQ checked Sep 2, 2026501-1,000831 contacts →

Strong evidence

“IQ BackOffice is the leading accounting Business Process Outsourcing and Automation provider, offering 99.97% quality and up to 68% savings to companies around the globe.”

Source: RevenueBase Database · checked Sep 2, 2026
7Indirect evidenceRohini, IndiaHQ checked Sep 2, 2026n/a798 contacts →

Indirect evidence

“D N A & Co.| Chartered Accountants”

Source: RevenueBase Database · checked Sep 2, 2026
8Strong evidencePymble, AU201-500572 contacts →

Strong evidence

“AccSource is an ISO27001-certified business process outsourcing company specialising in accounting, operational, administrative and compliance business processes for all small to…”

Source: RevenueBase Database · checked Sep 2, 2026
9Partial evidenceIrving, TX, US201-500571 contacts →

Partial evidence

“Founded in 2007, Metriqe Solutions started out as a Hotel Accounting firm in USA.”

Source: RevenueBase Database · checked Sep 2, 2026
10Indirect evidenceFresno, CA, US201-500488 contacts →

Indirect evidence

“We specialize in providing full-service CFOs, controllers, and operational accountants to consult with our clients.”

Source: RevenueBase Database · checked Sep 2, 2026
11Indirect evidenceNoida, IndiaHQ checked Sep 2, 2026501-1,000486 contacts →

Indirect evidence

“SandMartin is a distinguished industry leader with a 40-year legacy, employing over 550 skilled professionals across five offices in India, including state-of-the-art facilities…”

Source: RevenueBase Database · checked Sep 2, 2026
12Partial evidenceHyderabad, IndiaHQ checked Sep 2, 20261,001-5,000477 contacts →

Partial evidence

“Share Microfin Ltd is an Accounting company located in 1-224/58, Rajeev Nagar, Nacharam, Hyderabad, Andhra Pradesh, India.”

Source: RevenueBase Database · checked Sep 2, 2026
13Strong evidenceLondon, GB201-500475 contacts →

Strong evidence

“Outbooks is a leading provider of outsourcing services to accounting and bookkeeping firms.”

Source: RevenueBase Database · checked Sep 2, 2026
14Strong evidenceNoida, IndiaHQ checked Sep 2, 2026501-1,000474 contacts →

Strong evidence

“Global FPO is an Accounting, Bookkeeping and Tax Consulting, and outsourcing company that helps CPAs, accounting firms, small and mid-sized businesses, and startups strengthen…”

Source: RevenueBase Database · checked Sep 2, 2026
15Indirect evidenceMadrid, ES501-1,000419 contacts →

Indirect evidence

“Tessi IBERIA nace en 1.997 y aunque en el inicio se centra en la gestión hipotecaria, ya desde sus orígenes nace con unos valores fundamentales, que todavía hoy perviven, y…”

Source: RevenueBase Database · checked Sep 2, 2026
16Strong evidenceNew York, NY, US1,001-5,000398 contacts →

Strong evidence

“Outsource Partners International (OPI) is a professional services firm dedicated to the outsourcing of finance, accounting, and analytics business processes.”

Source: RevenueBase Database · checked Sep 2, 2026
17Indirect evidenceSeattle, WA, US1,001-5,000372 contacts →

Indirect evidence

“If you’re like us, you’re in business to do what you love, build great products, teams, and customer relationships.”

Source: RevenueBase Database · checked Sep 2, 2026
18Partial evidenceMakati City, PhilippinesHQ checked Sep 2, 2026201-500365 contacts →

Partial evidence

“Our business was born even before the frenzy over business process outsourcing began.”

Source: RevenueBase Database · checked Sep 2, 2026
19Strong evidenceBucharest, RO201-500335 contacts →

Strong evidence

“Process Solutions (PS) is a group providing Business Process Outsourcing services, operating an independent accounting business in the Central European region.”

Source: RevenueBase Database · checked Sep 2, 2026
20Strong evidenceCoral Springs, FL, US201-500325 contacts →

Strong evidence

“Unison Globus is a global accounting outsourcing and offshore staffing partner dedicated to supporting CPA firms and accounting professionals.”

Source: RevenueBase Database · checked Sep 2, 2026
21Indirect evidenceLondon, GB501-1,000321 contacts →

Indirect evidence

“At SKS, we pride ourselves on being different.”

Source: RevenueBase Database · checked Sep 2, 2026
22Partial evidenceLondon, GB201-500317 contacts →

Partial evidence

“GI Outsourcing is a UK-based accountants outsourcing firm.”

Source: RevenueBase Database · checked Sep 2, 2026
23Strong evidenceGranite Bay, CA, US201-500294 contacts →

Strong evidence

“Montgomery Pacific Corporation (MontPac) is an outsourced accounting and financial management firm with personnel in the US, UK, and the Philippines.”

Source: RevenueBase Database · checked Sep 2, 2026
24Strong evidenceCalicut, IndiaHQ checked Sep 2, 2026201-500294 contacts →

Strong evidence

“Founded in 2007, Buchprufer Consultants has grown into a trusted and reputed outsourcing partner delivering high-quality financial and professional services.”

Source: RevenueBase Database · checked Sep 2, 2026
25Indirect evidenceEskilstuna, SE201-500260 contacts →

Indirect evidence

“Välkommen till Klara Consulting Vi finns här för dig som söker en trygg partner inom ekonomi - eller en arbetsplats med omtanke!”

Source: RevenueBase Database · checked Sep 2, 2026

Showing 25 of 12,792 finance and accounting outsourcing companies worldwide

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Finance and accounting outsourcing companies worldwide at a glance

As of Sep 2, 2026
22.2%Verified-email coverage
10.4%Mobile-number coverage
6.7Average contacts per company
1-10Median size (employees)
2.0%Largest-city concentration · Sao Paulo
Sep 2, 2026Page data refreshed

Companies by employee count

1-10
9,531
11-50
2,513
51-200
443
201-500
83
501-1,000
24
1,001-5,000
21
5,001-10,000
3
10001+
1

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 finance and accounting outsourcing 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
28 countries, largest first: the United States, Brazil, the United Kingdom, India, Canada, Australia, the Netherlands, Sweden, France, South Africa and 18 more. Country and city lists for finance and accounting outsourcing companies are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “finance and accounting outsourcing 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 finance and accounting outsourcing 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 finance and accounting outsourcing 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, 19,049 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 between September 2, 2026 and September 14, 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.

Finance and accounting outsourcing companies by location

73 lists · largest first

Every Finance and accounting outsourcing companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 finance and accounting outsourcing 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 finance and accounting outsourcing companies are there worldwide?

RevenueBase identified 12,792 finance and accounting outsourcing 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?

TOA Global, headquartered in Southport, tops this list with the largest team on record.

Which country has the most finance and accounting outsourcing companies?

The United States leads with 4,867 companies, followed by Brazil (1,467) and the United Kingdom (1,122). Every finance and accounting outsourcing companies list by country and city is linked on this page.

Which city has the most finance and accounting outsourcing companies?

Sao Paulo leads with 260 headquartered companies, followed by London (227) and Ahmedabad (182).

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 19,049 verified decision-maker contacts tracked across these 12,792 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled from the company graph between September 2, 2026 and September 14, 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.