Company lists · Data refreshed November 2026

Top 25 IT support consulting companies worldwide

RevenueBase identified 82,830 company matches for IT support consulting companies worldwide as of November 2026 and tracks 909,229 professional contacts across them, including 243,444 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for IT support consulting 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 IT support consulting 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
82,830Companies
909,229Contacts tracked
243,444Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest IT support consulting companies worldwide

Ranked by team size
Top 25 of 82,830 company matches for IT support consulting 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 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 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
3Exact 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
4Exact matchSomerset, United StatesHQ recorded Nov 6, 20265,001-10,0007,151 contacts →

Exact match

“Think of SHI as your personal technology concierge.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact 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
6Exact matchDortmund, GermanyHQ recorded Nov 6, 20265,001-10,0005,232 contacts →

Exact match

“The future belongs to companies that effectively translate agentic AI into value creation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchChêne-bourg, SwitzerlandHQ recorded Nov 6, 20265,001-10,0005,223 contacts →

Exact match

“Amaris Consulting is an independent technology consulting firm providing guidance and solutions to businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact 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
9Exact 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
10Exact matchQuezon City, PhilippinesHQ recorded Nov 6, 2026n/a2,554 contacts →

Exact match

“IT Group, Inc.(also known as ITG), is an Information Technology solutions partner that endeavors to provide growing organizations with solutions that meet the unique needs of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSaint-ouen, FranceHQ recorded Nov 6, 202610001+2,224 contacts →

Exact match

“Gfi became Inetum in 2020.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMadrid, SpainHQ recorded Nov 6, 20261,001-5,0002,106 contacts →

Exact match

“ALTEN es una multinacional europea especializada en proporcionar servicios de consultoría, tecnologías de la información y servicios de ingeniería a las principales compañías del…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact 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
14Exact matchCopenhagen, DenmarkHQ recorded Nov 6, 20261,001-5,0001,884 contacts →

Exact match

“emagine is a high-end business & IT consulting company challenging the way businesses leverage high-end expertise.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchNeuilly-sur-seine, FranceHQ recorded Nov 6, 20261,001-5,0001,842 contacts →

Exact match

“Infotel accompagne les directions Informatiques et Métiers des grandes entreprises depuis 45 ans (Airbus, Air France, PSA, BNP Paribas, Banque de France ou encore BPCE, etc.).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchIrvine, MI, United StatesHQ recorded Nov 6, 20261,001-5,0001,431 contacts →

Exact match

“Trace3 delivers business transformation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchCranbury, United StatesHQ recorded Nov 6, 2026n/a1,384 contacts →

Exact match

“Since V Group Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact 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
19Exact matchStockholm, SwedenHQ recorded Nov 6, 20261,001-5,0001,266 contacts →

Exact match

“Sigma Software Group, an award-winning and trusted IT partner, has been serving customers for over 21 years, providing comprehensive IT solutions to various businesses, ranging…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact 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
21Exact matchLisbon, PortugalHQ recorded Nov 6, 2026201-5001,235 contacts →

Exact match

“GMS was established in early 2003 to provide strategic, business and IT consulting and changed its name to Maksen in December 2010.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact 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
23Exact matchBarcelona, SpainHQ recorded Nov 6, 20261,001-5,0001,170 contacts →

Exact match

“Who are we?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact 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
25Exact matchWien Und München, AustriaHQ recorded Nov 6, 20261,001-5,0001,149 contacts →

Exact match

“ACP bietet herstellerunabhängig Consulting, Beschaffung und Integration, Managed Services, Datacenter Services sowie IT-Finanzierung für das gesamte IT-Sortiment und betreut…”

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

Showing 25 of 82,830 IT support consulting companies worldwide

See the full list, filter by size, metro and specialty, and access 243,444 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

IT support consulting companies worldwide at a glance

As of Nov 6, 2026
26.8%Verified-email coverage
11.0Average contacts per company
1-10Median size (employees)
1.5%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
50,908
11-50
23,402
51-200
5,837
201-500
1,250
501-1,000
356
1,001-5,000
211
5,001-10,000
33
10001+
62

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 consulting companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “IT support consulting 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 243,444 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 consulting companies by location

424 lists · largest first

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

How many IT support consulting companies are there worldwide?

RevenueBase identified 82,830 company matches for IT support consulting 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?

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 consulting companies?

The United States leads with 20,957 companies, followed by India (6,224) and the United Kingdom (5,173). Every IT support consulting companies list by country and city is linked on this page.

Which city has the most IT support consulting companies?

London leads with 1276 company records, followed by Sao Paulo (885) and Bangalore (605).

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 243,444 professional contacts with verified work emails tracked across these 82,830 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.

Ready to reach these companies? Verified emails and direct dials for all 82,830 IT support consulting companies worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.