Company lists · Data refreshed September 2026

Top 25 B2B accounting services worldwide

Name: B2B accounting services worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 34,439 companies tracked

RevenueBase identified 34,439 company matches for B2B accounting services worldwide as of September 2026 and tracks 159,631 professional contacts across them, including 36,767 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for B2B accounting services worldwide, 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 21, 2026. Country and city lists for B2B accounting services follow the table.

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 21, 2026 How this list was built

34,439Companies

159,631Contacts tracked

36,767Verified emails

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The 25 largest B2B accounting services worldwide

Ranked by team size

Top 25 of 34,439 company matches for B2B accounting services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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	IQ Backoffice	Exact match	Manila, PhilippinesHQ recorded Sep 21, 2026	501-1,000	831 contacts →
	Exact match “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.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	Metriqe Solutions	Exact match	Irving, TX, United StatesHQ recorded Sep 21, 2026	201-500	571 contacts →
	Exact match “Founded in 2007, Metriqe Solutions started out as a Hotel Accounting firm in USA.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	Outbooks	Exact match	Harrow, United KingdomHQ recorded Sep 21, 2026	201-500	477 contacts →
	Exact match “Outbooks is a leading provider of outsourcing services to accounting and bookkeeping firms.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	Share Microfin LTD	Exact match	Hyderabad, IndiaHQ recorded Sep 21, 2026	1,001-5,000	477 contacts →
	Exact match “Share Microfin Ltd is an Accounting company located in 1-224/58, Rajeev Nagar, Nacharam, Hyderabad, Andhra Pradesh, India.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	Global FPO	Exact match	Noida, IndiaHQ recorded Sep 21, 2026	501-1,000	474 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Supporting Strategies	Exact match	Beverly, MA, United StatesHQ recorded Sep 21, 2026	51-200	415 contacts →
	Exact match “Outsourced Bookkeeping and Controller Services Supporting Strategies provides outsourced bookkeeping services, controller services and operational support to growing businesses.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	Administratiekantoor Tidak B.V	Exact match	Alphen Aan Den Rijn, NetherlandsHQ recorded Sep 21, 2026	n/a	377 contacts →
	Exact match “Tidak in Alphen aan den Rijn is het administratiekantoor voor startende ondernemers, zzp'ers, mkb en particulieren.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	Cohesive	Exact match	Exton, PA, United StatesHQ recorded Sep 21, 2026	501-1,000	364 contacts →
	Exact match “Cohesive is a leading solutions provider and systems integrator for IBM Maximo.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	Advantage ONE TAX Consulting	Exact match	Sterling, VA, United StatesHQ recorded Sep 21, 2026	201-500	347 contacts →
	Exact match “Advantage One Tax Consulting is a multi-disciplinary group of highly experienced tax professionals who understand the tax practice in its true spirit, examine the issues it faces…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Process Solutions	Exact match	Budapest, HungaryHQ recorded Sep 21, 2026	201-500	328 contacts →
	Exact match “Process Solutions (PS) is a group providing Business Process Outsourcing services, operating an independent accounting business in the Central European region.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11	Alianzo	Exact match	Goiânia, BrazilHQ recorded Sep 21, 2026	201-500	320 contacts →
	Exact match “Movidos pela alta performance, resultados financeiros, contábeis e operacionais excepcionais para nossos clientes, a Alianzo é feita por pessoas.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	BDO Solutions	Exact match	Moka, MauritiusHQ recorded Sep 21, 2026	501-1,000	310 contacts →
	Exact match “BDO Solutions is a Business Services & Outsourcing company located in Mauritius and forms part of the international BDO network, which extends across 166 countries and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	Mayatax	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	501-1,000	269 contacts →
	Exact match “Growth exposes financial weakness.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	Oremus Corporate Services	Exact match	Hyderabad, IndiaHQ recorded Sep 21, 2026	201-500	260 contacts →
	Exact match “At Oremus Corporate Services, we specialize in delivering top-notch Accounting and Bookkeeping, Secretarial Compliance, Payroll, Tax, HR, and Business Advisory Services.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	Kindercare Learing Center	Exact match	Portland, OR, United StatesHQ recorded Sep 21, 2026	n/a	257 contacts →
	Exact match “Kindercare Learing Center is an Accounting company located in 650 NE Holladay St # 1400, Portland, Oregon, United States.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	Mercurius Advisory Services	Exact match	New Delhi, IndiaHQ recorded Sep 21, 2026	201-500	249 contacts →
	Exact match “Mercurius Advisory Services (MAS) provides comprehensive suite of accounting, bookkeeping and taxation services to small, medium and large enterprises.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	TGG	Exact match	San Antonio, TX, United StatesHQ recorded Sep 21, 2026	51-200	249 contacts →
	Exact match “The true performance of your business shouldn’t be a mystery.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	SK Enterprises	Exact match	Artesia, CA, United StatesHQ recorded Sep 21, 2026	n/a	240 contacts →
	Exact match “We are a full-service Accounting firm.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	Small Business Services	Exact match	Atlanta, GA, United StatesHQ recorded Sep 21, 2026	n/a	229 contacts →
	Exact match “Founded in 1990 in Atlanta, Georgia, Small Business Services is part of LedgerWay, a tax, accounting, and advisory firm built for small businesses and entrepreneurs who are…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	Baltic Assist	Exact match	Vilnius, LithuaniaHQ recorded Sep 21, 2026	201-500	207 contacts →
	Exact match “Baltic Assist is a rapidly growing B2B organization that provides financial, business consulting, and virtual assistant services globally.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Fiduciaire	Exact match	Beaufays, BelgiumHQ recorded Sep 21, 2026	n/a	198 contacts →
	Exact match “Bonjour et bienvenue sur la page entreprise de la Fiduciaire au Carré - Une équipe dynamique à votre service- Assistance efficace et conseils individualisés tant aux personnes…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Porte Brown LLC	Exact match	Elk Grove Village, IL, United StatesHQ recorded Sep 21, 2026	51-200	191 contacts →
	Exact match “Porte Brown LLC is a full service accounting and consulting firm headquartered in the Chicago suburb of Elk Grove Village, Illinois.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	Larson Gross	Exact match	Bellingham, WA, United StatesHQ recorded Sep 21, 2026	201-500	186 contacts →
	Exact match “Larson Gross is a full-service firm providing comprehensive accounting, bookkeeping, tax, and consulting services to clients throughout the United States and Canada.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	Indinero	Exact match	Los Angeles, United StatesHQ recorded Sep 21, 2026	201-500	175 contacts →
	Exact match “Indinero is on a mission to help every business realize its potential.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	Finance & Accounting For Business	Exact match	Rushden, United KingdomHQ recorded Sep 21, 2026	n/a	166 contacts →
	Exact match “For your business to succeed.” Recorded in the RevenueBase company graph · Sep 21, 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 “B2B accounting services”. 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 34,439 B2B accounting services worldwide

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B2B accounting services worldwide at a glance

As of Sep 21, 2026

23.0%Verified-email coverage

4.6Average contacts per company

1-10Median size (employees)

1.3%Largest-city concentration · London

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

26,910

11-50

6,361

51-200

734

201-500

113

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for B2B accounting services are linked below.
What qualifies: Company records worldwide whose business descriptions match “B2B accounting services” 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. 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 36,767 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 21, 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.

B2B accounting services by location

121 lists · largest first

Every B2B accounting services 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 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 “B2B accounting services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many B2B accounting services are there worldwide?

RevenueBase identified 34,439 company matches for B2B accounting services worldwide 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?

IQ Backoffice tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most B2B accounting services?

The United States leads with 11,844 companies, followed by Brazil (2,687) and the United Kingdom (2,389). Every B2B accounting services list by country and city is linked on this page.

Which city has the most B2B accounting services?

London leads with 452 company records, followed by Sao Paulo (381) and New York (238).

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 36,767 professional contacts with verified work emails tracked across these 34,439 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 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 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.