Company lists · Data refreshed November 2026

Top 25 Managed IT infrastructure companies worldwide

RevenueBase identified 38,209 company matches for managed IT infrastructure companies worldwide as of November 2026 and tracks 757,387 professional contacts across them, including 222,857 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for managed IT infrastructure companies 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 managed IT infrastructure companies 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
38,209Companies
757,387Contacts tracked
222,857Verified emails
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The 25 largest managed IT infrastructure companies worldwide

Ranked by team size
Top 25 of 38,209 company matches for managed IT infrastructure companies 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 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
2Exact 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
3Exact matchHatfield, United KingdomHQ recorded Nov 6, 202610001+17,715 contacts →

Exact match

“Computacenter is a leading independent technology and services provider, trusted by large corporate and public sector organisations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchChennai, IndiaHQ recorded Nov 6, 20261,001-5,0007,202 contacts →

Exact match

“A Fortune India 500 company, Sify Technologies is India’s most comprehensive ICT service & solution provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Nov 6, 20265,001-10,0006,665 contacts →

Exact match

“Colt Technology Services (Colt) is a global digital infrastructure company which creates extraordinary connections to help businesses succeed.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchAuckland, New ZealandHQ recorded Nov 6, 20265,001-10,0006,268 contacts →

Exact match

“Datacom is a technology partner and solutions provider combining deep local expertise with global capability, working across data, cloud, cyber security, digital engineering and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBirmingham, FranceHQ recorded Nov 6, 20265,001-10,0005,859 contacts →

Exact match

“SCC unleashes the potential of IT for global businesses, as one of Europe’s largest independent IT groups.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchKfar Saba, IsraelHQ recorded Nov 6, 202610001+5,827 contacts →

Exact match

“matrix is the leading technology services company, employing over professionals worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchNew Delhi, IndiaHQ recorded Nov 6, 20261,001-5,0004,945 contacts →

Exact match

“Our story began in 1987, when our founder, Ranjan Chopra, an alumnus of IIT Kanpur, set out to bridge the gap between business needs and IT solutions in India.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchChiyoda-ku, JapanHQ recorded Nov 6, 202610001+4,872 contacts →

Exact match

“NTT is a leading global technology innovator, providing a broad range of services to both consumers and businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBangalore, IndiaHQ recorded Nov 6, 20265,001-10,0004,449 contacts →

Exact match

“CMS IT is a leading India-focused, tier-1 preferred IT provider with a legacy of four decades.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchNew York, NY, United StatesHQ recorded Nov 6, 20261,001-5,0004,274 contacts →

Exact match

“At Presidio, speed and quality meet technology and innovation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPlano, United StatesHQ recorded Nov 6, 20261,001-5,0004,014 contacts →

Exact match

“Black Box is a global leader in digital infrastructure solutions, delivering network and system integration, managed services, and technology products to Fortune 100 and top…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMarlow, United KingdomHQ recorded Nov 6, 20261,001-5,0003,073 contacts →

Exact match

“Softcat is a leading provider of IT infrastructure to corporate and public sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchNew Delhi, IndiaHQ recorded Nov 6, 20261,001-5,0003,044 contacts →

Exact match

“Think IT, Think Sysnet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchHebron, KY, PalestineHQ recorded Nov 6, 20261,001-5,0002,671 contacts →

Exact match

“Technology is mission-critical to your business so it must work, continuously.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLjubljana, SloveniaHQ recorded Nov 6, 2026n/a2,639 contacts →

Exact match

“NIL is a globally recognized provider of advanced data center, network, cloud, cyber security solutions as well as services for business and industry environments, state…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSingapore, GermanyHQ recorded Nov 6, 2026n/a2,153 contacts →

Exact match

“TRT is a Global Provider of IT Server, Storage and Networking Services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchNoida, IndiaHQ recorded Nov 6, 20261,001-5,0002,141 contacts →

Exact match

“Aforeserve delivers IT infrastructure services, field support, and managed operations for enterprises across India.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchIrving, United StatesHQ recorded Nov 6, 2026501-1,0002,086 contacts →

Exact match

“IT Convergence is a global Oracle Platinum Partner with a comprehensive service offering across all three pillars of the Cloud (IaaS, PaaS, SaaS), including Consulting/Advisory…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBrasilia, BrazilHQ recorded Nov 6, 20265,001-10,0001,973 contacts →

Exact match

“A RCS é uma empresa de Engenharia especializada em oferecer serviços técnicos de missão crítica com alta tecnologia aplicada, para clientes que necessitam manter suas atividades…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchRockville, MD, United StatesHQ recorded Nov 6, 2026n/a1,941 contacts →

Exact match

“Established in 1995, GURU is an IT managed service provider that specializes in infrastructure support, systems integration, data architecture, data hosting, and cloud services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 20261,001-5,0001,901 contacts →

Exact match

“ePlus is a customer-first, services-led, results-driven and trusted industry leader that helps organizations secure, modernize, optimize, and scale every aspect of their IT…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchChennai, IndiaHQ recorded Nov 6, 20261,001-5,0001,900 contacts →

Exact match

“Established in 1996, Precision provides IT Infrastructure Management Services, Biometric, IoT, Cloud and IT System Integration solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMeudon La Foret, FranceHQ recorded Nov 6, 2026n/a1,569 contacts →

Exact match

“Société d'infogérance”

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

Showing 25 of 38,209 managed IT infrastructure companies worldwide

See the full list, filter by size, metro and specialty, and access 222,857 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Managed IT infrastructure companies worldwide at a glance

As of Nov 6, 2026
29.4%Verified-email coverage
19.8Average contacts per company
1-10Median size (employees)
1.6%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
20,965
11-50
12,384
51-200
3,221
201-500
720
501-1,000
254
1,001-5,000
196
5,001-10,000
25
10001+
40

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 managed IT infrastructure companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “managed IT infrastructure companies” 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 222,857 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.

Managed IT infrastructure companies by location

212 lists · largest first

Every Managed IT infrastructure companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase 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 “managed IT infrastructure companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many managed IT infrastructure companies are there worldwide?

RevenueBase identified 38,209 company matches for managed IT infrastructure companies 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?

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

Which country has the most managed IT infrastructure companies?

The United States leads with 10,610 companies, followed by India (2,698) and the United Kingdom (2,408). Every managed IT infrastructure companies list by country and city is linked on this page.

Which city has the most managed IT infrastructure companies?

London leads with 593 company records, followed by Sao Paulo (496) and Bangalore (319).

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 222,857 professional contacts with verified work emails tracked across these 38,209 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.