Company lists · Data refreshed September 2026

Top 25 IT support companies worldwide

Name: IT support companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 20, 2026 32,258 companies tracked

RevenueBase identified 32,258 company matches for IT support companies worldwide as of September 2026 and tracks 219,382 professional contacts across them, including 64,097 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for IT support 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 September 20, 2026. Country and city lists for IT support 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 Sep 20, 2026 How this list was built

32,258Companies

219,382Contacts tracked

64,097Verified emails

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The 25 largest IT support companies worldwide

Ranked by team size

Top 25 of 32,258 company matches for IT support companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Pomeroy	Exact match	Hebron, KY, PalestineHQ recorded Sep 20, 2026	1,001-5,000	2,447 contacts →
	Exact match “Technology is mission-critical to your business so it must work, continuously.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2	Marco Technologies	Exact match	St. Cloud, MN, United StatesHQ recorded Sep 20, 2026	1,001-5,000	1,203 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 · Sep 20, 2026 · View company records in RevenueBase
3	CCB Technology	Exact match	Racine, WI, United StatesHQ recorded Sep 20, 2026	n/a	1,018 contacts →
	Exact match “CCB Technology provides award-winning IT support and project services to customers nationwide.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4	Nasstar	Exact match	Wakefield, United KingdomHQ recorded Sep 20, 2026	1,001-5,000	844 contacts →
	Exact match “Complexity isn’t the enemy.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5	Interop	Exact match	Porto Alegre, BrazilHQ recorded Sep 20, 2026	1,001-5,000	838 contacts →
	Exact match “Há 31 anos, a InterOp entrega serviços em tecnologia da informação, para empresas de todos os tamanhos e setores.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6	Softcell Technologies Global Pvt. LTD	Exact match	Mumbai, IndiaHQ recorded Sep 20, 2026	501-1,000	763 contacts →
	Exact match “With 35 years of experience, Softcell Technologies Global is a trusted IT services provider specialising in (i) IT security and cybersecurity solutions,(ii) cloud / on-premise…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7	TPX	Exact match	Austin, TX, United StatesHQ recorded Sep 20, 2026	1,001-5,000	751 contacts →
	Exact match “TPx is the reliable sidekick every growing business deserves, powering your tech while you take the lead.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8	IT Solutions	Exact match	Fort Washington, PA, United StatesHQ recorded Sep 20, 2026	501-1,000	683 contacts →
	Exact match “With 30 years of experience as a trusted managed services provider, we're your dedicated partner in navigating the complex world of technology, so you can focus on growing your…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9	Teamlogic IT	Exact match	United StatesHQ recorded Sep 20, 2026	1,001-5,000	656 contacts →
	Exact match “TeamLogic IT provides IT service, support, project consultation and account management for businesses.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10	Visual Edge IT	Exact match	North Canton, OH, United StatesHQ recorded Sep 20, 2026	1,001-5,000	655 contacts →
	Exact match “ABOUT VISUAL EDGE, INC.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11	Decisionone	Exact match	Havertown, PA, United StatesHQ recorded Sep 20, 2026	501-1,000	623 contacts →
	Exact match “DecisionOne is the largest global independent technology support organization in the TPM and ISO markets.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12	SES	Exact match	DenmarkHQ recorded Sep 20, 2026	n/a	618 contacts →
	Exact match “Spar op til 80 % på den daglige drift af jeres IT miljø Lej en ekstern IT konsulent til optimering af IT i din virksomhed IT konsulent på lejebasis.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13	Excis Compliance	Exact match	London, United KingdomHQ recorded Sep 20, 2026	1,001-5,000	616 contacts →
	Exact match “Excis is a trusted global IT services company, delivering agile, multilingual support across 150+ countries.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14	Lucidity Cloud Services	Exact match	Auckland, New ZealandHQ recorded Sep 20, 2026	n/a	545 contacts →
	Exact match “Managing IT systems can be complex and time-consuming, with security risks, outdated infrastructure, and inefficient processes holding your business back.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15	XMA	Exact match	Reading, United KingdomHQ recorded Sep 20, 2026	501-1,000	538 contacts →
	Exact match “Unlock your potential with XMA.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16	ESP Global Services	Exact match	Reading, United KingdomHQ recorded Sep 20, 2026	501-1,000	510 contacts →
	Exact match “ESP provides IT support services across the globe.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17	Ntiva, INC	Exact match	Mclean, VA, United StatesHQ recorded Sep 20, 2026	501-1,000	505 contacts →
	Exact match “At Ntiva, growing people (our employees, partners, and clients) is our mission.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18	Vc3	Exact match	Columbia, SC, United StatesHQ recorded Sep 20, 2026	501-1,000	495 contacts →
	Exact match “VC3 is a managed IT and cybersecurity services provider serving organizations throughout the US and Canada.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19	Meriplex	Exact match	Houston, TX, United StatesHQ recorded Sep 20, 2026	501-1,000	450 contacts →
	Exact match “If you’re a midsize enterprise with employees (i.e, an “MSE” according to Gartner), we know what you’re going through.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20	ICORP	Exact match	Querétaro, MexicoHQ recorded Sep 20, 2026	501-1,000	443 contacts →
	Exact match “icorp was founded in 1986 to provide IT Services to large organizations.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21	Cmit Solutions	Exact match	Austin, TX, United StatesHQ recorded Sep 20, 2026	501-1,000	439 contacts →
	Exact match “CMIT Solutions is a premier IT solution company dedicated to delivering enterprise-class IT support to businesses across North America.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22	CCS	Exact match	Hauppauge, NY, United StatesHQ recorded Sep 20, 2026	201-500	417 contacts →
	Exact match “CCS is a premier provider of technology solutions and services to organizations throughout the US.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23	Tech Domain	Exact match	Sydney, AustraliaHQ recorded Sep 20, 2026	501-1,000	409 contacts →
	Exact match “Tech Domain is a global field services and technology solutions provider helping enterprises, managed service providers, telecommunications companies, and technology partners…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24	Computer Solutions	Exact match	San Antonio, TX, United StatesHQ recorded Sep 20, 2026	51-200	389 contacts →
	Exact match “Computer Solutions: Trusted Managed IT Services and Cybersecurity Partner in San Antonio, Texas For more than 46 years, Computer Solutions has helped businesses, schools…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25	PCS	Exact match	Moorestown, NJ, United StatesHQ recorded Sep 20, 2026	201-500	336 contacts →
	Exact match “Teamwork.” Recorded in the RevenueBase company graph · Sep 20, 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 “IT support companies”. 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 32,258 IT support companies worldwide

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IT support companies worldwide at a glance

As of Sep 20, 2026

29.2%Verified-email coverage

6.8Average contacts per company

1-10Median size (employees)

1.9%Largest-city concentration · London

Sep 20, 2026Page data refreshed

Companies by employee count

1-10

22,392

11-50

7,921

51-200

1,355

201-500

255

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage: Every country. Country and city lists for IT support companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “IT support 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 64,097 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 20, 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 companies by location

132 lists · largest first

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

How many IT support companies are there worldwide?

RevenueBase identified 32,258 company matches for IT support companies 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?

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

Which country has the most IT support companies?

The United States leads with 9,663 companies, followed by the United Kingdom (3,281) and Brazil (1,459). Every IT support companies list by country and city is linked on this page.

Which city has the most IT support companies?

London leads with 601 company records, followed by Sao Paulo (270) and New York (243).

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 64,097 professional contacts with verified work emails tracked across these 32,258 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 20, 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.