Company lists · Data refreshed September 2026

Top 25 Professional services outsourcing firms worldwide

Name: Professional services outsourcing firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 29, 2026 14,089 companies tracked

RevenueBase identified 14,089 company matches for professional services outsourcing firms worldwide as of September 2026 and tracks 278,823 professional contacts across them, including 48,516 with verified work emails. India is the largest market and Sao Paulo the largest hub.

This list covers company matches for professional services outsourcing firms 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 29, 2026. Country and city lists for professional services outsourcing firms 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 29, 2026 How this list was built

14,089Companies

278,823Contacts tracked

48,516Verified emails

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The 25 largest professional services outsourcing firms worldwide

Ranked by team size

Top 25 of 14,089 company matches for professional services outsourcing firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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	Kpmg India	Exact match	Gurugram, IndiaHQ recorded Sep 29, 2026	10001+	28,997 contacts →
	Exact match “KPMG entities in India are established under the laws of India and are owned and managed (as the case may be) by established Indian professionals.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2	Eficacia	Exact match	Cali, ColombiaHQ recorded Sep 29, 2026	10001+	4,692 contacts →
	Exact match “Incrementamos la productividad y eficiencia de nuestros clientes- Más de 40 años de experiencia en el mercado- Líderes en Soluciones de Mercadeo, Trade Marketing, Ventas y Gestión…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3	Liderança Serviços	Exact match	São José, BrazilHQ recorded Sep 29, 2026	10001+	4,504 contacts →
	Exact match “Atuamos nos principais setores de terceirização, e somos pioneiros na implantação de contratos à distância.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4	TOA Global	Exact match	Southport, AustraliaHQ recorded Sep 29, 2026	1,001-5,000	3,912 contacts →
	Exact match “Don’t wait until understaffing eats away at your productivity and client satisfaction.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5	Integreon	Exact match	Austin, TX, United StatesHQ recorded Sep 29, 2026	1,001-5,000	3,678 contacts →
	Exact match “Integreon is a trusted provider of legal, creative and business outsourced services to corporations and law firms worldwide.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6	Protiviti India Member Firm	Exact match	New Delhi, IndiaHQ recorded Sep 29, 2026	5,001-10,000	2,652 contacts →
	Exact match “Protiviti is a global consulting firm that delivers deep expertise, objective insights, a tailored approach and unparalleled collaboration to help leaders confidently face the…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7	Enshored	Exact match	Signal Hill, CA, United StatesHQ recorded Sep 29, 2026	1,001-5,000	2,247 contacts →
	Exact match “Enshored powers the growth of ambitious high growth companies by delivering and managing teams of elite outsourcers.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8	PT Danamas Insan Kreasi Andalan Dika	Exact match	Jakarta Pusat, IndonesiaHQ recorded Sep 29, 2026	1,001-5,000	2,036 contacts →
	Exact match “PT Danamas Insan Kreasi Andalan (DIKA) adalah solusi outsourcing terpercaya untuk membantu bisnis Anda tumbuh lebih cepat dan efisien.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9	Covalen	Exact match	Dublin 4, IrelandHQ recorded Sep 29, 2026	1,001-5,000	2,020 contacts →
	Exact match “Hello.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10	PWC Norway	Exact match	Oslo, NorwayHQ recorded Sep 29, 2026	1,001-5,000	1,824 contacts →
	Exact match “PwC er et ledende globalt kompetansehus som bidrar med kunnskap, innsikt og verdiskapning.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11	Sikich	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,688 contacts →
	Exact match “Sikich offers the public and private sectors a diverse platform of professional services across consulting, technology, and compliance.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12	Emagine	Exact match	Copenhagen, DenmarkHQ recorded Sep 29, 2026	1,001-5,000	1,636 contacts →
	Exact match “emagine is a high-end business & IT consulting company challenging the way businesses leverage high-end expertise.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13	BDO In Indonesia	Exact match	Jakarta, IndonesiaHQ recorded Sep 29, 2026	501-1,000	1,508 contacts →
	Exact match “BDO is the leading provider of professional services within the mid-tier of our profession.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14	Grupo MAP	Exact match	Salvador - São Paulo, BrazilHQ recorded Sep 29, 2026	10001+	1,440 contacts →
	Exact match “Fundado em Dezembro de 2001, o Grupo MAP traz em seu DNA a arte de servir e o compromisso de manter seus clientes sempre satisfeitos.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15	SEBPO	Exact match	Marlton, NJ, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,237 contacts →
	Exact match “SEBPO transforms operational complexity into a seamless, strategic advantage.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16	Cygnus	Exact match	Santiago, ChileHQ recorded Sep 29, 2026	5,001-10,000	1,189 contacts →
	Exact match “Cygnus comienza sus operaciones en Abril de 1998 con el objetivo de ofrecer servicios de Outsourcing con una propuesta de valor innovadora: entregar soluciones a la medida de los…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17	Kpmg SRI Lanka	Exact match	Colombo 03, Sri LankaHQ recorded Sep 29, 2026	1,001-5,000	1,126 contacts →
	Exact match “KPMG is a global organization of independent professional services firms providing Audit, Tax and Advisory services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18	COGEP	Exact match	Saint-doulchard, FranceHQ recorded Sep 29, 2026	1,001-5,000	1,051 contacts →
	Exact match “Une vision augmentée du conseil au service de votre réussite.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19	D&v Philippines	Exact match	Makati, PhilippinesHQ recorded Sep 29, 2026	1,001-5,000	1,021 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20	Invensis	Exact match	Bangalore, IndiaHQ recorded Sep 29, 2026	1,001-5,000	995 contacts →
	Exact match “At Invensis, we solve business inefficiencies.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21	BDO Spain	Exact match	Madrid, SpainHQ recorded Sep 29, 2026	1,001-5,000	977 contacts →
	Exact match “BDO es una de las mayores firmas globales de servicios profesionales.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22	Grupo Provac	Exact match	Araraquara, BrazilHQ recorded Sep 29, 2026	5,001-10,000	964 contacts →
	Exact match “Há mais de 40 anos no mercado de trabalho terceirizado, o Grupo Provac é uma empresa prestadora de serviços especializados, presente em mais de 130 cidades do Estado, com todo…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23	Grant Thornton España	Exact match	Madrid, SpainHQ recorded Sep 29, 2026	501-1,000	890 contacts →
	Exact match “En Grant Thornton España ayudamos a que tu empresa vaya más allá.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24	Adecco Outsourcing	Exact match	Paris, FranceHQ recorded Sep 29, 2026	501-1,000	887 contacts →
	Exact match “Adecco Outsourcing propose aux entreprises des solutions d’externalisation dédiées à l’Accueil en entreprise, à l’Evènementiel, au Marketing terrain et aux activités de production…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25	Imarque Solutions Pvt. LTD	Exact match	Chennai, IndiaHQ recorded Sep 29, 2026	1,001-5,000	879 contacts →
	Exact match “Started operation on 2004 with 25 employees, Currently iMarque has grown into a powerhouse of over professionals today, consistently achieving an impressive 40% average annual…” Recorded in the RevenueBase company graph · Sep 29, 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 “professional services outsourcing firms”. 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 14,089 professional services outsourcing firms worldwide

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Professional services outsourcing firms worldwide at a glance

As of Sep 29, 2026

17.4%Verified-email coverage

19.8Average contacts per company

11-50Median size (employees)

2.4%Largest-city concentration · Sao Paulo

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

6,678

11-50

4,732

51-200

1,676

201-500

501

501-1,000

215

1,001-5,000

181

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 professional services outsourcing firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “professional services outsourcing firms” 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 48,516 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 29, 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.

Professional services outsourcing firms by location

83 lists · largest first

Every Professional services outsourcing firms 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 “professional services outsourcing firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many professional services outsourcing firms are there worldwide?

RevenueBase identified 14,089 company matches for professional services outsourcing firms 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?

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

Which country has the most professional services outsourcing firms?

India leads with 1,868 companies, followed by the United States (1,602) and Brazil (1,404). Every professional services outsourcing firms list by country and city is linked on this page.

Which city has the most professional services outsourcing firms?

Sao Paulo leads with 334 company records, followed by London (206) and Ahmedabad (171).

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 48,516 professional contacts with verified work emails tracked across these 14,089 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 29, 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.