Company lists · Data refreshed November 2026

Top 25 IT support and managed services worldwide

RevenueBase identified 58,149 company matches for IT support and managed services worldwide as of November 2026 and tracks 609,154 professional contacts across them, including 178,297 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for IT support and managed 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 IT support and managed 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
58,149Companies
609,154Contacts tracked
178,297Verified emails
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The 25 largest IT support and managed services worldwide

Ranked by team size
Top 25 of 58,149 company matches for IT support and managed 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 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
2Exact matchFort Mill, WA, United StatesHQ recorded Nov 6, 20265,001-10,0008,318 contacts →

Exact match

“Unleash Your Digital Workplace Potential with Compucom To be at the forefront of your industry, having the right technology is non-negotiable.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact 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
4Exact matchUnited StatesHQ recorded Nov 6, 2026n/a3,170 contacts →

Exact match

“Providing custom IT consuting services to small / medium businesses and residential.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact 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
6Exact matchUberlândia, BrazilHQ recorded Nov 6, 20261,001-5,0002,362 contacts →

Exact match

“Somos a Positivo S+, referência em soluções tecnológicas e serviços gerenciados de TI, uma multinacional brasileira com mais de 16 anos de mercado.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact 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
8Exact 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
9Exact 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
10Exact 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
11Exact 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
12Exact matchFoxborough, United StatesHQ recorded Nov 6, 20261,001-5,0001,491 contacts →

Exact match

“Thrive is a NextGen 3.0 global technology outsourcing provider that empowers small and mid-market organizations to transform their technology into a strategic advantage.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAppingedam, NetherlandsHQ recorded Nov 6, 2026n/a1,461 contacts →

Exact match

“Bij Kantor Kantoor & Automatisering bent u aan het juiste adres voor zorgeloos computeren.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLenexa, CA, United StatesHQ recorded Nov 6, 20261,001-5,0001,356 contacts →

Exact match

“Wachter is on the cutting-edge of technology and infrastructure installation and has been since 1930.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSt. Cloud, MN, United StatesHQ recorded Nov 6, 20261,001-5,0001,269 contacts →

Exact match

“At Marco, we're all about making technology work for you (and not the other way around).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchCalgary, CO, CanadaHQ recorded Nov 6, 20261,001-5,0001,245 contacts →

Exact match

“At Long View, we believe technology should empower people, strengthen organizations, and drive meaningful outcomes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchPerth, AustraliaHQ recorded Nov 6, 20261,001-5,0001,233 contacts →

Exact match

“Kinetic IT has come a long way since opening its doors in 1995, emerging as one of Australia’s leading ICT managed services providers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMakati City, PhilippinesHQ recorded Nov 6, 2026501-1,0001,216 contacts →

Exact match

“Trends empowers our clients with technology-enabled business services allowing them to transcend.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBrea, GA, United StatesHQ recorded Nov 6, 20261,001-5,0001,151 contacts →

Exact match

“Technology only matters when it helps the business run better.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSandton, South AfricaHQ recorded Nov 6, 20261,001-5,0001,131 contacts →

Exact match

“Established in 1987, TCM possesses the expertise, experience and agility to meet customers' IT requirements and adapt in an ever-changing economic and corporate climate, through…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,0001,091 contacts →

Exact match

“Global business doesn’t have to be complicated.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchFort Washington, PA, United StatesHQ recorded Nov 6, 2026501-1,0001,082 contacts →

Exact match

“IT Solutions Technology Partners (ITS) is a trusted managed services provider with 30+ years of experience helping organizations leverage technology as a competitive advantage.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchCosta Mesa, CA, United StatesHQ recorded Nov 6, 20261,001-5,0001,062 contacts →

Exact match

“Synoptek is a leading global managed services provider and technology consulting firm that delivers transformative business results.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchCairo, EgyptHQ recorded Nov 6, 20261,001-5,0001,062 contacts →

Exact match

“Since its establishment on the foundations of Innovation, Talent, and Excellence, FlairsTech has grown rapidly and steadily into the international technology-driven Managed…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchRacine, WI, United StatesHQ recorded Nov 6, 2026n/a1,040 contacts →

Exact match

“CCB Technology provides award-winning IT support and project services to customers nationwide.”

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

Showing 25 of 58,149 IT support and managed services worldwide

See the full list, filter by size, metro and specialty, and access 178,297 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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IT support and managed services worldwide at a glance

As of Nov 6, 2026
29.3%Verified-email coverage
10.5Average contacts per company
1-10Median size (employees)
1.7%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
37,517
11-50
15,650
51-200
3,086
201-500
657
501-1,000
195
1,001-5,000
146
5,001-10,000
16
10001+
28

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 IT support and managed services are linked below.
What qualifies
Company records worldwide whose business descriptions match “IT support and managed 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 178,297 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.

IT support and managed services by location

277 lists · largest first

Every IT support and managed 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 “IT support and managed services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT support and managed services are there worldwide?

RevenueBase identified 58,149 company matches for IT support and managed 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?

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

Which country has the most IT support and managed services?

The United States leads with 16,423 companies, followed by the United Kingdom (5,264) and India (2,919). Every IT support and managed services list by country and city is linked on this page.

Which city has the most IT support and managed services?

London leads with 1003 company records, followed by Sao Paulo (530) and New York (422).

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 178,297 professional contacts with verified work emails tracked across these 58,149 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.