Company lists · Data refreshed November 2026

Top 25 System of organizations services worldwide

RevenueBase identified 125,086 company matches for system of organizations services worldwide as of November 2026 and tracks 4,318,395 professional contacts across them, including 1,127,492 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for system of organizations 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 November 6, 2026. Country and city lists for system of organizations 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 Nov 6, 2026 How this list was built
125,086Companies
4,318,395Contacts tracked
1,127,492Verified emails
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The 25 largest system of organizations services worldwide

Ranked by team size
Top 25 of 125,086 company matches for system of organizations services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchDublin 2, United KingdomHQ recorded Nov 6, 202610001+590,896 contacts →

Exact match

“Accenture helps the world’s leading enterprises reinvent by building their digital core and unleashing the power of AI to create value at speed for organizations across industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchParis, NC, FranceHQ recorded Nov 6, 202610001+298,258 contacts →

Exact match

“Capgemini is an AI-powered global business and technology transformation partner, delivering tangible business value.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchPune, IndiaHQ recorded Nov 6, 202610001+145,360 contacts →

Exact match

“Tech Mahindra offers technology consulting and digital solutions to global enterprises across industries, enabling transformative scale at unparalleled speed.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDallas, TX, ItalyHQ recorded Nov 6, 202610001+91,939 contacts →

Exact match

“Insights you can act on.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchAshburn, VA, United StatesHQ recorded Nov 6, 202610001+86,844 contacts →

Exact match

“DXC Technology helps global companies run their mission-critical systems and operations while modernizing IT, optimizing data architectures, and ensuring security and scalability…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLondon, United StatesHQ recorded Nov 6, 202610001+49,860 contacts →

Exact match

“WNS, part of Capgemini, is a global Agentic AI-powered intelligent operations and transformation company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202610001+47,955 contacts →

Exact match

“We have the world’s best talent that design, run, and manage the most advanced and reliable technology infrastructure each day.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202610001+46,962 contacts →

Exact match

“Choosing a digital partner is about more than capabilities, it’s about collaboration and character.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBangalore, IndiaHQ recorded Nov 6, 202610001+46,102 contacts →

Exact match

“A leading applied technology services company, we innovate to deliver service excellence and successful outcomes across sales, delivery and development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchVancouver, NV, CanadaHQ recorded Nov 6, 202610001+42,677 contacts →

Exact match

“TELUS Digital crafts unique and enduring experiences for customers and employees, and creates future-focused digital transformations that stand the test of time.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchTokyo, JapanHQ recorded Nov 6, 202610001+42,145 contacts →

Exact match

“NTT DATA – a part of NTT Group – IT and business services headquartered in Tokyo.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchParis, FranceHQ recorded Nov 6, 202610001+39,122 contacts →

Exact match

“Sopra Steria, a major Tech player in Europe with employees in nearly 30 countries, is recognised for its consulting, digital services and solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAliso Viejo, United StatesHQ recorded Nov 6, 202610001+36,699 contacts →

Exact match

“UST is a global digital transformation solutions provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchVadodara, IndiaHQ recorded Nov 6, 202610001+36,322 contacts →

Exact match

“L&T Technology Services (LTTS) is one of the world’s leading engineering and technology service providers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchFlorham Park, United StatesHQ recorded Nov 6, 202610001+33,442 contacts →

Exact match

“Conduent is a global technology-enabled operating partner that helps businesses and governments simplify complexity, modernize mission-critical operations and deliver measurable…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchHanover, MD, United StatesHQ recorded Nov 6, 202610001+27,308 contacts →

Exact match

“We’re TEKsystems and TEKsystems Global Services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchParis, FranceHQ recorded Nov 6, 202610001+24,050 contacts →

Exact match

“We’re Concentrix.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchTokyo, JapanHQ recorded Nov 6, 202610001+21,602 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBlue Bell, United StatesHQ recorded Nov 6, 202610001+20,917 contacts →

Exact match

“Unisys is a global technology solutions company that powers breakthroughs for the world’s leading organizations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchExton, CA, United StatesHQ recorded Nov 6, 202610001+18,519 contacts →

Exact match

“At Ricoh, we bring people, processes, and technology together to make information work for you.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBangalore, IndiaHQ recorded Nov 6, 202610001+17,995 contacts →

Exact match

“ITC Infotech is a global technology solution and services leader providing business-friendly solutions, that enable future-readiness for clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBrussels, BelgiumHQ recorded Nov 6, 202610001+14,501 contacts →

Exact match

“BDO is the leading provider of professional services within the mid-tier of our profession.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchPune, NC, IndiaHQ recorded Nov 6, 202610001+14,500 contacts →

Exact match

“Navigating Change.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMonterrey, MexicoHQ recorded Nov 6, 202610001+14,096 contacts →

Exact match

“At Softtek, we drive the strategic development of our clients through software engineering.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchVernon Hills, IL, United StatesHQ recorded Nov 6, 202610001+13,669 contacts →

Exact match

“At CDW, we know how to make technology work so people can do great things.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 125,086 system of organizations services worldwide

See the full list, filter by size, metro and specialty, and access 1,127,492 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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System of organizations services worldwide at a glance

As of Nov 6, 2026
26.1%Verified-email coverage
34.5Average contacts per company
1-10Median size (employees)
1.5%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
64,156
11-50
40,354
51-200
13,791
201-500
3,518
501-1,000
1,167
1,001-5,000
868
5,001-10,000
178
10001+
245

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 system of organizations services are linked below.
What qualifies
Company records worldwide whose business descriptions match “system of organizations 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 1,127,492 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 November 6, 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.

System of organizations services by location

589 lists · largest first

Every System of organizations 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 “system of organizations services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many system of organizations services are there worldwide?

RevenueBase identified 125,086 company matches for system of organizations services worldwide as of November 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?

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

Which country has the most system of organizations services?

The United States leads with 22,158 companies, followed by India (14,187) and Brazil (6,098). Every system of organizations services list by country and city is linked on this page.

Which city has the most system of organizations services?

London leads with 1818 company records, followed by Sao Paulo (1543) and Bangalore (1436).

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 1,127,492 professional contacts with verified work emails tracked across these 125,086 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 November 6, 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.