Company lists · Data refreshed November 2026

Top 25 IT system integrators worldwide

RevenueBase identified 22,485 company matches for IT system integrators worldwide as of November 2026 and tracks 525,268 professional contacts across them, including 151,550 with verified work emails. The United States is the largest market and Dubai the largest hub.

This list covers company matches for IT system integrators 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 system integrators 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
22,485Companies
525,268Contacts tracked
151,550Verified emails
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The 25 largest IT system integrators worldwide

Ranked by team size
Top 25 of 22,485 company matches for IT system integrators 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 matchChandler, United StatesHQ recorded Nov 6, 202610001+14,497 contacts →

Exact match

“Insight Enterprises, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact 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
3Exact matchHoffman Estates, IL, United StatesHQ recorded Nov 6, 202610001+6,031 contacts →

Exact match

“Convergint is a global systems integrator focused on delivering results for our customers through unparalleled service excellence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact 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
5Exact matchCenturion, South AfricaHQ recorded Nov 6, 20265,001-10,0005,535 contacts →

Exact match

“Reimagine evolution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact 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
7Exact matchSanta Clara, United StatesHQ recorded Nov 6, 20265,001-10,0003,232 contacts →

Exact match

“Hitachi Digital Services, a wholly owned subsidiary of Hitachi, Ltd, is a global systems integrator powering mission-critical platforms with people and technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchCambridge, ON, CanadaHQ recorded Nov 6, 20265,001-10,0002,912 contacts →

Exact match

“HELPING ADVANCE THE FUTURE ATS Corporation is an industry-leading automation solutions provider to many of the world's most successful companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchNoida, IndiaHQ recorded Nov 6, 20261,001-5,0002,731 contacts →

Exact match

“As one of India’s leading system integrators, Velocis partners with organizations to turn technology into a catalyst for measurable business value.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,0002,730 contacts →

Exact match

“Allied Digital Services is a globally recognized leader in Digital Transformation and a Master Systems Integrator, with over four decades of proven experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchWiesbaden, GermanyHQ recorded Nov 6, 20261,001-5,0002,686 contacts →

Exact match

“SVA is one of the leading system integrators in Germany.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchTempe, AZ, United StatesHQ recorded Nov 6, 20261,001-5,0001,994 contacts →

Exact match

“IES Communications, a division of IES Holdings, Inc.(NASDAQ: IESC), is a national technology infrastructure integrator.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact 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
14Exact matchVimercate, ItalyHQ recorded Nov 6, 20261,001-5,0001,932 contacts →

Exact match

“With more than 40 years of experience in IT Business Consulting and System Integration, Fincons Group partners with clients to support business growth through innovation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchParis, FranceHQ recorded Nov 6, 20261,001-5,0001,758 contacts →

Exact match

“Acteur de référence des systèmes d’information augmentés par l’intégration stratégique de la data, Consort Group accompagne les entreprises pour leur permettre de valoriser ce…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchPetach Tikva, IsraelHQ recorded Nov 6, 20265,001-10,0001,643 contacts →

Exact match

“As Israel's premier IT services powerhouse, Malam Team stands at the forefront of technological innovation, redefining the landscape of information technology with unparalleled…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMidrand, South AfricaHQ recorded Nov 6, 20261,001-5,0001,597 contacts →

Exact match

“Datacentrix is a leading hybrid ICT systems integrator and managed services provider that leverages leading technologies to deliver business outcomes to enterprises in Africa and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 2026501-1,0001,573 contacts →

Exact match

“KoçSistem is the leader in information technologies pioneering the sector since 1945, serving both in Turkey and in more than 30 countries from Azerbaijan to Saudi Arabia, from…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Nov 6, 20261,001-5,0001,569 contacts →

Exact match

“From humble beginnings in 1977, SIBCA has grown to become a leading Solution Integrator Provider in UAE for Fire Protection and Life Safety Systems, Security Systems, HVAC…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchZurich, SwitzerlandHQ recorded Nov 6, 20261,001-5,0001,546 contacts →

Exact match

“msg global solutions is a systems integrator, product innovator, and strategic partner with a special focus on enterprise software and services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMohali, IndiaHQ recorded Nov 6, 20265,001-10,0001,480 contacts →

Exact match

“Aerial Telecom Solutions Private Limited is a global systems integrator and technology partner, driving next-generation connectivity and digital transformation across diverse…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchAlcobendas, SpainHQ recorded Nov 6, 20261,001-5,0001,450 contacts →

Exact match

“Sociedad Ibérica de Construcciones Eléctricas (SICE) is a multinational company integrating systems, aimed at solving market needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchReston, VA, United StatesHQ recorded Nov 6, 20265,001-10,0001,397 contacts →

Exact match

“Engility Corporation is now part of SAIC, a premier technology integrator based in Reston, Virginia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMilan, GermanyHQ recorded Nov 6, 20261,001-5,0001,396 contacts →

Exact match

“We help our customers to choose the most suitable solutions for the characteristics of their business, to develop the traditional communication technologies they already have in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchCairo, EgyptHQ recorded Nov 6, 20261,001-5,0001,394 contacts →

Exact match

“pulse by solutions (formerly known as Giza Systems Group) is the trusted global force behind critical industries, deploying the Intelligence That Transforms to accelerate digital…”

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

Showing 25 of 22,485 IT system integrators worldwide

See the full list, filter by size, metro and specialty, and access 151,550 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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IT system integrators worldwide at a glance

As of Nov 6, 2026
28.9%Verified-email coverage
23.4Average contacts per company
11-50Median size (employees)
1.2%Largest-city concentration · Dubai
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
9,156
11-50
8,725
51-200
3,126
201-500
793
501-1,000
266
1,001-5,000
185
5,001-10,000
27
10001+
22

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 system integrators are linked below.
What qualifies
Company records worldwide whose business descriptions match “IT system integrators” 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 151,550 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 system integrators by location

156 lists · largest first

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

How many IT system integrators are there worldwide?

RevenueBase identified 22,485 company matches for IT system integrators 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?

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

Which country has the most IT system integrators?

The United States leads with 3,414 companies, followed by India (1,906) and Germany (1,182). Every IT system integrators list by country and city is linked on this page.

Which city has the most IT system integrators?

Dubai leads with 269 company records, followed by Sao Paulo (209) and Bangalore (203).

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 151,550 professional contacts with verified work emails tracked across these 22,485 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.