Company lists · Data refreshed September 2026
Top 25 Outsourced administration services worldwide
RevenueBase identified 10,473 company matches for outsourced administration services worldwide as of September 2026 and tracks 104,250 professional contacts across them, including 19,683 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.
This list covers company matches for outsourced administration 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 outsourced administration 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.
The 25 largest outsourced administration services worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 10,725 contacts → | ||||
Exact match “We provide employee, financial and legal administration so that firms can invest and operate safely around the world.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 2 | 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 21, 2026 · View company records in RevenueBase | |||||
| 3 | 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 21, 2026 · View company records in RevenueBase | |||||
| 4 | 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 21, 2026 · View company records in RevenueBase | |||||
| 5 | 921 contacts → | ||||
Exact match “IST Management Services, Inc is an outsourcing company specializing in the life cycle management of your information: From incoming mail, to complex print jobs, to eDiscovery and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 6 | 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 21, 2026 · View company records in RevenueBase | |||||
| 7 | 693 contacts → | ||||
Exact match “Prover Serviços Terceirizados com excelência, ética, transparência e com a melhor relação custo-benefício, agregando valor às empresas públicas e privadas e proporcionando…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 586 contacts → | ||||
Exact match “CoAdvantage is now CoAd.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 558 contacts → | ||||
Exact match “GSA National has been helping government contractors ensure compliance and streamline costs since 1991.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 557 contacts → | ||||
Exact match “Brickwork India, a Women-owned Business Enterprise (WBE) and an ISO 27001: 2022 certified company, is the pioneer and leader in the Global Business Support Services.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 11 | 539 contacts → | ||||
Exact match “We are a proud and happy company that serves the outsourcing field with passion and commitment.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 517 contacts → | ||||
Exact match “At Shore360, we do offshoring differently.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 494 contacts → | ||||
Exact match “Desde 1998 no Brasil, o Grupo SRM é referência em terceirização de serviços, oferecendo serviços especializados, capazes de melhorar a performance operacional e financeira da…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 14 | 490 contacts → | ||||
Exact match “OBM is a leading business process management company in UAE which provides client driven business management solutions.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 457 contacts → | ||||
Exact match “Amicassa Process Solutions, Inc.(AMICASSA), is a business process outsourcing company that provides after sales administration support to the Residential Business Group of Ayala…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 447 contacts → | ||||
Exact match “Velan Info Services is a leading multidisciplinary service provider with its clients across the globe.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 415 contacts → | ||||
Exact match “Escalon’s one stop shop approach gives you a single touch point for everything you need to keep your company safe.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 406 contacts → | ||||
Exact match “BPO was founded by a group of professionals with decades of experience in the human resources sector and with the aim of providing complete and comprehensive answers to the needs…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 19 | 349 contacts → | ||||
Exact match “hammerjack is an Australian and Philippine-owned offshore outsourcing and Knowledge Process Outsourcing (KPO) provider.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 347 contacts → | ||||
Exact match “Health India Insurance TPA Services Pvt.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 334 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 318 contacts → | ||||
Exact match “SuperSeva Services, started in the year is an ISO 9001:2015 certified organization with a clear focus on providing Enterprise Support Services to its clients.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 311 contacts → | ||||
Exact match “GI Outsourcing is a UK-based accountants outsourcing firm.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 311 contacts → | ||||
Exact match “We are your outsourcing and advisory services provider for your business in the Caribbean region.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 25 | 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 | |||||
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 “outsourced administration 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 10,473 outsourced administration services worldwide
See the full list, filter by size, metro and specialty, and access 19,683 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Outsourced administration services worldwide at a glance
As of Sep 21, 2026Companies by employee count
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 outsourced administration services are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “outsourced administration 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 19,683 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.
Outsourced administration services by location
35 lists · largest firstEvery Outsourced administration services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Outsourced administration services based in the United States1,380
- Outsourced administration services based in France982
- Outsourced administration services based in Brazil929
- Outsourced administration services based in the Netherlands781
- Outsourced administration services based in the United Kingdom540
- Outsourced administration services based in India401
- Outsourced administration services based in Italy310
- Outsourced administration services based in Spain271
- Outsourced administration services based in Australia263
- Outsourced administration services based in Switzerland187
- Outsourced administration services based in Belgium172
- Outsourced administration services based in South Africa172
- Outsourced administration services based in Canada171
- Outsourced administration services based in the Philippines149
- Outsourced administration services based in Germany125
- Outsourced administration services based in Poland101
- Outsourced administration services based in Colombia89
- Outsourced administration services based in Mexico86
- Outsourced administration services based in Portugal68
- Outsourced administration services based in Chile63
- Outsourced administration services based in Sweden61
- Outsourced administration services based in New Zealand56
- Outsourced administration services based in Denmark55
- Outsourced administration services based in Peru55
- Outsourced administration services based in the United Arab Emirates52
- Outsourced administration services based in Singapore39
- Outsourced administration services based in Israel37
- Outsourced administration services based in Finland27
- Outsourced administration services based in Ireland26
- Outsourced administration services based in Malaysia25
Cities
- Outsourced administration services based in Sao Paulo, Brazil166
- Outsourced administration services based in Ahmedabad, India45
- Outsourced administration services based in New York, United States42
- Outsourced administration services based in Houston, United States37
- Outsourced administration services based in Mumbai, India25
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 “outsourced administration services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many outsourced administration services are there worldwide?
RevenueBase identified 10,473 company matches for outsourced administration 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?
TMF Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most outsourced administration services?
The United States leads with 1,380 companies, followed by France (982) and Brazil (929). Every outsourced administration services list by country and city is linked on this page.
Which city has the most outsourced administration services?
Sao Paulo leads with 166 company records, followed by London (90) and Paris (74).
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 19,683 professional contacts with verified work emails tracked across these 10,473 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.
Ready to reach these companies? Verified emails and direct dials for all 10,473 outsourced administration services worldwide. Start with a free account, no credit card.
Download this list →Related lists
Browse the directory
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.
More company lists
Company intelligence · public preview
Top 25 outsourced administration services worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 10,473 matching company records for outsourced administration services worldwide, with 104,250 tracked contacts and 19,683 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 outsourced administration services worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  TMF Grouptmf-group.comHQ: Amsterdam, NetherlandsReported employees: 10001+ | Amsterdam, Netherlands | 10001+ | Exact match | 10,725 contacts → |
“We provide employee, financial and legal administration so that firms can invest and operate safely around the world.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Liderança Serviçoslideranca.com.brHQ: São José, BrazilReported employees: 10001+ | São José, Brazil | 10001+ | Exact match | 4,504 contacts → |
“Atuamos nos principais setores de terceirização, e somos pioneiros na implantação de contratos à distância.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Grupo MAPgrupomap.com.brHQ: Salvador - São Paulo, BrazilReported employees: 10001+ | Salvador - São Paulo, Brazil | 10001+ | Exact match | 1,440 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Grupo Provacgrupoprovac.com.brHQ: Araraquara, BrazilReported employees: 5,001-10,000 | Araraquara, Brazil | 5,001-10,000 | Exact match | 964 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  IST Managementistmanagement.comHQ: Atlanta, GA, United StatesReported employees: 1,001-5,000 | Atlanta, GA, United States | 1,001-5,000 | Exact match | 921 contacts → |
“IST Management Services, Inc is an outsourcing company specializing in the life cycle management of your information: From incoming mail, to complex print jobs, to eDiscovery and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Imarque Solutions Pvt. LTDimarque.comHQ: Chennai, IndiaReported employees: 1,001-5,000 | Chennai, India | 1,001-5,000 | Exact match | 879 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  G&e Serviços Terceirizados Ltdageservicos.comHQ: Brasília, BrazilReported employees: 5,001-10,000 | Brasília, Brazil | 5,001-10,000 | Exact match | 693 contacts → |
“Prover Serviços Terceirizados com excelência, ética, transparência e com a melhor relação custo-benefício, agregando valor às empresas públicas e privadas e proporcionando…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Coadvantagecoad.comHQ: Bradenton, FL, United StatesReported employees: 201-500 | Bradenton, FL, United States | 201-500 | Exact match | 586 contacts → |
“CoAdvantage is now CoAd.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  GSA Nationalgsanational.comHQ: Fairfax, VA, United StatesReported employees: 201-500 | Fairfax, VA, United States | 201-500 | Exact match | 558 contacts → |
“GSA National has been helping government contractors ensure compliance and streamline costs since 1991.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Brickwork Indiabrickworkindia.comHQ: Bangalore, IndiaReported employees: 201-500 | Bangalore, India | 201-500 | Exact match | 557 contacts → |
“Brickwork India, a Women-owned Business Enterprise (WBE) and an ISO 27001: 2022 certified company, is the pioneer and leader in the Global Business Support Services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  IBSibsns.comHQ: New Maadi, EgyptReported employees: 10001+ | New Maadi, Egypt | 10001+ | Exact match | 539 contacts → |
“We are a proud and happy company that serves the outsourcing field with passion and commitment.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Shore360 INCshore360.comHQ: Clark, PhilippinesReported employees: 1,001-5,000 | Clark, Philippines | 1,001-5,000 | Exact match | 517 contacts → |
“At Shore360, we do offshoring differently.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Grupo SRMgruposrm.com.brHQ: Barueri, BrazilReported employees: 1,001-5,000 | Barueri, Brazil | 1,001-5,000 | Exact match | 494 contacts → |
“Desde 1998 no Brasil, o Grupo SRM é referência em terceirização de serviços, oferecendo serviços especializados, capazes de melhorar a performance operacional e financeira da…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  OWN Business Managementobmworldwide.comHQ: Ajman Free Zone, United StatesReported employees: Not recorded | Ajman Free Zone, United States | Not recorded | Exact match | 490 contacts → |
“OBM is a leading business process management company in UAE which provides client driven business management solutions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Amicassa Process Solutions, INCamicassa.com.phHQ: Makati City, PhilippinesReported employees: 201-500 | Makati City, Philippines | 201-500 | Exact match | 457 contacts → |
“Amicassa Process Solutions, Inc.(AMICASSA), is a business process outsourcing company that provides after sales administration support to the Residential Business Group of Ayala…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Velan Info Servicesvelaninfo.comHQ: Dover, DE, United StatesReported employees: 201-500 | Dover, DE, United States | 201-500 | Exact match | 447 contacts → |
“Velan Info Services is a leading multidisciplinary service provider with its clients across the globe.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Escalon Business Services, Indiaescalon.servicesHQ: Mohali, IndiaReported employees: 201-500 | Mohali, India | 201-500 | Exact match | 415 contacts → |
“Escalon’s one stop shop approach gives you a single touch point for everything you need to keep your company safe.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  BPObpo-ita.comHQ: Venezia, ItalyReported employees: Not recorded | Venezia, Italy | Not recorded | Exact match | 406 contacts → |
“BPO was founded by a group of professionals with decades of experience in the human resources sector and with the aim of providing complete and comprehensive answers to the needs…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Hammerjackhammerjack.com.auHQ: Sydney, AustraliaReported employees: 501-1,000 | Sydney, Australia | 501-1,000 | Exact match | 349 contacts → |
“hammerjack is an Australian and Philippine-owned offshore outsourcing and Knowledge Process Outsourcing (KPO) provider.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Healthindia Insurance TPA Services Pvt. LTDhealthindiatpa.comHQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 347 contacts → |
“Health India Insurance TPA Services Pvt.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Adlim-Terceirizacao EM Servicosadlim.com.br HQ: Bezerros, BrazilReported employees: 1,001-5,000 | Bezerros, Brazil | 1,001-5,000 | Exact match | 334 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | Superseva Global Services PVT LTDsuperseva.com HQ: Bangalore, IndiaReported employees: 501-1,000 | Bangalore, India | 501-1,000 | Exact match | 318 contacts → |
“SuperSeva Services, started in the year is an ISO 9001:2015 certified organization with a clear focus on providing Enterprise Support Services to its clients.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  GI Outsourcinggioutsourcing.comHQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 311 contacts → |
“GI Outsourcing is a UK-based accountants outsourcing firm.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Aegis Business Solutions Limitedaegistt.com HQ: Port Of Spain, Trinidad and TobagoReported employees: 51-200 | Port Of Spain, Trinidad and Tobago | 51-200 | Exact match | 311 contacts → |
“We are your outsourcing and advisory services provider for your business in the Caribbean region.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  BDO Solutionsbdo.solutionsHQ: Moka, MauritiusReported employees: 501-1,000 | Moka, Mauritius | 501-1,000 | Exact match | 310 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 10,473 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Outsourced administration services: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
10,427 records in the displayed employee bands.
46 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 10,473 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Outsourced administration services by location
35 lists · largest firstEvery Outsourced administration services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Outsourced administration services based in the United States1,380
- Outsourced administration services based in France982
- Outsourced administration services based in Brazil929
- Outsourced administration services based in the Netherlands781
- Outsourced administration services based in the United Kingdom540
- Outsourced administration services based in India401
- Outsourced administration services based in Italy310
- Outsourced administration services based in Spain271
- Outsourced administration services based in Australia263
- Outsourced administration services based in Switzerland187
- Outsourced administration services based in Belgium172
- Outsourced administration services based in South Africa172
- Outsourced administration services based in Canada171
- Outsourced administration services based in the Philippines149
- Outsourced administration services based in Germany125
- Outsourced administration services based in Poland101
- Outsourced administration services based in Colombia89
- Outsourced administration services based in Mexico86
- Outsourced administration services based in Portugal68
- Outsourced administration services based in Chile63
- Outsourced administration services based in Sweden61
- Outsourced administration services based in New Zealand56
- Outsourced administration services based in Denmark55
- Outsourced administration services based in Peru55
- Outsourced administration services based in the United Arab Emirates52
- Outsourced administration services based in Singapore39
- Outsourced administration services based in Israel37
- Outsourced administration services based in Finland27
- Outsourced administration services based in Ireland26
- Outsourced administration services based in Malaysia25
Cities
- Outsourced administration services based in Sao Paulo, Brazil166
- Outsourced administration services based in Ahmedabad, India45
- Outsourced administration services based in New York, United States42
- Outsourced administration services based in Houston, United States37
- Outsourced administration services based in Mumbai, India25
Questions about this company list
What does Exact match mean for outsourced administration services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many outsourced administration services did RevenueBase find worldwide?
The saved snapshot records 10,473 matching company records, 104,250 tracked contacts and 19,683 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 outsourced administration services worldwide. Snapshot: September 21, 2026. https://revenuebase.ai/companies/browse/outsourced-administration-services.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 outsourced administration services worldwide
RevenueBase records 10,473 matching company records for outsourced administration services worldwide, with 104,250 tracked contacts and 19,683 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 outsourced administration services worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | TMF Grouptmf-group.com HQ: Amsterdam, NetherlandsReported employees: 10001+ | Amsterdam, Netherlands | 10001+ | Exact match | 10,725 contacts → |
“We provide employee, financial and legal administration so that firms can invest and operate safely around the world.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Liderança Serviçoslideranca.com.br HQ: São José, BrazilReported employees: 10001+ | São José, Brazil | 10001+ | Exact match | 4,504 contacts → |
“Atuamos nos principais setores de terceirização, e somos pioneiros na implantação de contratos à distância.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Grupo MAPgrupomap.com.br HQ: Salvador - São Paulo, BrazilReported employees: 10001+ | Salvador - São Paulo, Brazil | 10001+ | Exact match | 1,440 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Grupo Provacgrupoprovac.com.br HQ: Araraquara, BrazilReported employees: 5,001-10,000 | Araraquara, Brazil | 5,001-10,000 | Exact match | 964 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | IST Managementistmanagement.com HQ: Atlanta, GA, United StatesReported employees: 1,001-5,000 | Atlanta, GA, United States | 1,001-5,000 | Exact match | 921 contacts → |
“IST Management Services, Inc is an outsourcing company specializing in the life cycle management of your information: From incoming mail, to complex print jobs, to eDiscovery and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Imarque Solutions Pvt. LTDimarque.com HQ: Chennai, IndiaReported employees: 1,001-5,000 | Chennai, India | 1,001-5,000 | Exact match | 879 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | G&e Serviços Terceirizados Ltdageservicos.com HQ: Brasília, BrazilReported employees: 5,001-10,000 | Brasília, Brazil | 5,001-10,000 | Exact match | 693 contacts → |
“Prover Serviços Terceirizados com excelência, ética, transparência e com a melhor relação custo-benefício, agregando valor às empresas públicas e privadas e proporcionando…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Coadvantagecoad.com HQ: Bradenton, FL, United StatesReported employees: 201-500 | Bradenton, FL, United States | 201-500 | Exact match | 586 contacts → |
“CoAdvantage is now CoAd.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | GSA Nationalgsanational.com HQ: Fairfax, VA, United StatesReported employees: 201-500 | Fairfax, VA, United States | 201-500 | Exact match | 558 contacts → |
“GSA National has been helping government contractors ensure compliance and streamline costs since 1991.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Brickwork Indiabrickworkindia.com HQ: Bangalore, IndiaReported employees: 201-500 | Bangalore, India | 201-500 | Exact match | 557 contacts → |
“Brickwork India, a Women-owned Business Enterprise (WBE) and an ISO 27001: 2022 certified company, is the pioneer and leader in the Global Business Support Services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | IBSibsns.com HQ: New Maadi, EgyptReported employees: 10001+ | New Maadi, Egypt | 10001+ | Exact match | 539 contacts → |
“We are a proud and happy company that serves the outsourcing field with passion and commitment.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Shore360 INCshore360.com HQ: Clark, PhilippinesReported employees: 1,001-5,000 | Clark, Philippines | 1,001-5,000 | Exact match | 517 contacts → |
“At Shore360, we do offshoring differently.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Grupo SRMgruposrm.com.br HQ: Barueri, BrazilReported employees: 1,001-5,000 | Barueri, Brazil | 1,001-5,000 | Exact match | 494 contacts → |
“Desde 1998 no Brasil, o Grupo SRM é referência em terceirização de serviços, oferecendo serviços especializados, capazes de melhorar a performance operacional e financeira da…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | OWN Business Managementobmworldwide.com HQ: Ajman Free Zone, United StatesReported employees: Not recorded | Ajman Free Zone, United States | Not recorded | Exact match | 490 contacts → |
“OBM is a leading business process management company in UAE which provides client driven business management solutions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Amicassa Process Solutions, INCamicassa.com.ph HQ: Makati City, PhilippinesReported employees: 201-500 | Makati City, Philippines | 201-500 | Exact match | 457 contacts → |
“Amicassa Process Solutions, Inc.(AMICASSA), is a business process outsourcing company that provides after sales administration support to the Residential Business Group of Ayala…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Velan Info Servicesvelaninfo.com HQ: Dover, DE, United StatesReported employees: 201-500 | Dover, DE, United States | 201-500 | Exact match | 447 contacts → |
“Velan Info Services is a leading multidisciplinary service provider with its clients across the globe.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Escalon Business Services, Indiaescalon.services HQ: Mohali, IndiaReported employees: 201-500 | Mohali, India | 201-500 | Exact match | 415 contacts → |
“Escalon’s one stop shop approach gives you a single touch point for everything you need to keep your company safe.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | BPObpo-ita.com HQ: Venezia, ItalyReported employees: Not recorded | Venezia, Italy | Not recorded | Exact match | 406 contacts → |
“BPO was founded by a group of professionals with decades of experience in the human resources sector and with the aim of providing complete and comprehensive answers to the needs…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Hammerjackhammerjack.com.au HQ: Sydney, AustraliaReported employees: 501-1,000 | Sydney, Australia | 501-1,000 | Exact match | 349 contacts → |
“hammerjack is an Australian and Philippine-owned offshore outsourcing and Knowledge Process Outsourcing (KPO) provider.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Healthindia Insurance TPA Services Pvt. LTDhealthindiatpa.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 347 contacts → |
“Health India Insurance TPA Services Pvt.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Adlim-Terceirizacao EM Servicosadlim.com.br HQ: Bezerros, BrazilReported employees: 1,001-5,000 | Bezerros, Brazil | 1,001-5,000 | Exact match | 334 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | Superseva Global Services PVT LTDsuperseva.com HQ: Bangalore, IndiaReported employees: 501-1,000 | Bangalore, India | 501-1,000 | Exact match | 318 contacts → |
“SuperSeva Services, started in the year is an ISO 9001:2015 certified organization with a clear focus on providing Enterprise Support Services to its clients.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | GI Outsourcinggioutsourcing.com HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 311 contacts → |
“GI Outsourcing is a UK-based accountants outsourcing firm.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Aegis Business Solutions Limitedaegistt.com HQ: Port Of Spain, Trinidad and TobagoReported employees: 51-200 | Port Of Spain, Trinidad and Tobago | 51-200 | Exact match | 311 contacts → |
“We are your outsourcing and advisory services provider for your business in the Caribbean region.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | BDO Solutionsbdo.solutions HQ: Moka, MauritiusReported employees: 501-1,000 | Moka, Mauritius | 501-1,000 | Exact match | 310 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 10,473 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Outsourced administration services: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
10,427 records in the displayed employee bands.
46 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 10,473 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Outsourced administration services by location
35 lists · largest firstEvery Outsourced administration services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Outsourced administration services based in the United States1,380
- Outsourced administration services based in France982
- Outsourced administration services based in Brazil929
- Outsourced administration services based in the Netherlands781
- Outsourced administration services based in the United Kingdom540
- Outsourced administration services based in India401
- Outsourced administration services based in Italy310
- Outsourced administration services based in Spain271
- Outsourced administration services based in Australia263
- Outsourced administration services based in Switzerland187
- Outsourced administration services based in Belgium172
- Outsourced administration services based in South Africa172
- Outsourced administration services based in Canada171
- Outsourced administration services based in the Philippines149
- Outsourced administration services based in Germany125
- Outsourced administration services based in Poland101
- Outsourced administration services based in Colombia89
- Outsourced administration services based in Mexico86
- Outsourced administration services based in Portugal68
- Outsourced administration services based in Chile63
- Outsourced administration services based in Sweden61
- Outsourced administration services based in New Zealand56
- Outsourced administration services based in Denmark55
- Outsourced administration services based in Peru55
- Outsourced administration services based in the United Arab Emirates52
- Outsourced administration services based in Singapore39
- Outsourced administration services based in Israel37
- Outsourced administration services based in Finland27
- Outsourced administration services based in Ireland26
- Outsourced administration services based in Malaysia25
Cities
- Outsourced administration services based in Sao Paulo, Brazil166
- Outsourced administration services based in Ahmedabad, India45
- Outsourced administration services based in New York, United States42
- Outsourced administration services based in Houston, United States37
- Outsourced administration services based in Mumbai, India25
Questions about this company list
What does Exact match mean for outsourced administration services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many outsourced administration services did RevenueBase find worldwide?
The saved snapshot records 10,473 matching company records, 104,250 tracked contacts and 19,683 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 outsourced administration services worldwide. Snapshot: September 21, 2026. https://revenuebase.ai/companies/browse/outsourced-administration-services.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗