Company lists · Data refreshed September 2026

Top 25 IT systems integration firms worldwide

Name: IT systems integration firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 42,801 companies tracked

RevenueBase identified 42,801 company matches for IT systems integration firms worldwide as of September 2026 and tracks 782,241 professional contacts across them, including 217,832 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for IT systems integration firms 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 28, 2026. Country and city lists for IT systems integration firms 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 28, 2026 How this list was built

42,801Companies

782,241Contacts tracked

217,832Verified emails

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The 25 largest IT systems integration firms worldwide

Ranked by team size

Top 25 of 42,801 company matches for IT systems integration firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	Insight	Exact match	Chandler, AZ, United StatesHQ recorded Sep 28, 2026	10001+	12,899 contacts →
	Exact match “Insight Enterprises, Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	SHI International Corp	Exact match	Somerset, NJ, United StatesHQ recorded Sep 28, 2026	5,001-10,000	6,734 contacts →
	Exact match “Think of SHI as your personal technology concierge.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Datacom	Exact match	Auckland, New ZealandHQ recorded Sep 28, 2026	5,001-10,000	5,958 contacts →
	Exact match “Customer focused values.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Convergint	Exact match	Hoffman Estates, IL, United StatesHQ recorded Sep 28, 2026	10001+	5,707 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 · Sep 28, 2026 · View company records in RevenueBase
5	SII Poland	Exact match	Warszawa, PolandHQ recorded Sep 28, 2026	5,001-10,000	5,519 contacts →
	Exact match “With over 7 500 Power People, Sii is Poland’s #1 partner for technology consulting, AI-driven digital transformation, engineering, and business services, empowering companies to…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	BCX	Exact match	Centurion, South AfricaHQ recorded Sep 28, 2026	5,001-10,000	5,439 contacts →
	Exact match “Reimagine evolution.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Matrix	Exact match	Kfar Saba, IsraelHQ recorded Sep 28, 2026	10001+	4,980 contacts →
	Exact match “matrix is the leading technology services company, employing over professionals worldwide.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Black BOX	Exact match	Plano, TX, United StatesHQ recorded Sep 28, 2026	1,001-5,000	3,667 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 · Sep 28, 2026 · View company records in RevenueBase
9	Visionet Systems INC	Exact match	Cranbury, NJ, United StatesHQ recorded Sep 28, 2026	10001+	3,119 contacts →
	Exact match “Visionet is a premier digital technology solutions company built on the premise of disruptive innovation.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	ATS Corporation	Exact match	Cambridge, ON, CanadaHQ recorded Sep 28, 2026	5,001-10,000	2,754 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 · Sep 28, 2026 · View company records in RevenueBase
11	Hitachi Digital Services	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 28, 2026	5,001-10,000	2,691 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 · Sep 28, 2026 · View company records in RevenueBase
12	Velocis Systems Private Limited	Exact match	Noida, IndiaHQ recorded Sep 28, 2026	1,001-5,000	2,637 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 · Sep 28, 2026 · View company records in RevenueBase
13	Spread Tecnologia	Exact match	São Paulo, BrazilHQ recorded Sep 28, 2026	1,001-5,000	2,521 contacts →
	Exact match “With over 30 years of experience in Information and Communication Technology market, the Spread has extensive experience and expertise in the field and has the challenge of…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	BOOMI	Exact match	Conshohocken, PA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,491 contacts →
	Exact match “Connect everything to achieve anything™ #TeamBoomi” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Allied Digital	Exact match	Mumbai, IndiaHQ recorded Sep 28, 2026	1,001-5,000	2,475 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 · Sep 28, 2026 · View company records in RevenueBase
16	SVA System Vertrieb Alexander Gmbh	Exact match	Wiesbaden, GermanyHQ recorded Sep 28, 2026	1,001-5,000	2,452 contacts →
	Exact match “Imprint: SVA is one of the leading system integrators in Germany.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Giza Systems	Exact match	Cairo, EgyptHQ recorded Sep 28, 2026	1,001-5,000	1,975 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 · Sep 28, 2026 · View company records in RevenueBase
18	GURU	Exact match	Rockville, MD, United StatesHQ recorded Sep 28, 2026	n/a	1,906 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 · Sep 28, 2026 · View company records in RevenueBase
19	Fincons Group	Exact match	Vimercate, ItalyHQ recorded Sep 28, 2026	1,001-5,000	1,870 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 · Sep 28, 2026 · View company records in RevenueBase
20	Precision Infomatic M Private Limited	Exact match	Chennai, IndiaHQ recorded Sep 28, 2026	1,001-5,000	1,860 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 · Sep 28, 2026 · View company records in RevenueBase
21	IES Communications	Exact match	Tempe, AZ, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,800 contacts →
	Exact match “IES Communications a division of IES (NASDAQ: IESC) provides each client with a team of highly qualified dedicated professionals that deliver superior quality and cost effective…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Consort Group	Exact match	Paris, FranceHQ recorded Sep 28, 2026	1,001-5,000	1,704 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 · Sep 28, 2026 · View company records in RevenueBase
23	Mc2i	Exact match	Paris, FranceHQ recorded Sep 28, 2026	1,001-5,000	1,668 contacts →
	Exact match “mc2i is an independent consultancy in Information System.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Quadrant Technologies	Exact match	Redmond, WA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,664 contacts →
	Exact match “Quadrant Technologies: Your Go-to IT Services Partner for a Digital Future For over a decade, Quadrant Technologies has established itself as a trailblazer in the IT services…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	ASM Research	Exact match	Fairfax, VA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,568 contacts →
	Exact match “ASM Research, an Accenture Federal Services Company, is an information solutions integrator and a leading provider of innovative technology solutions and advanced analytical…” Recorded in the RevenueBase company graph · Sep 28, 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 systems integration firms”. 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 42,801 IT systems integration firms worldwide

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IT systems integration firms worldwide at a glance

As of Sep 28, 2026

27.8%Verified-email coverage

18.3Average contacts per company

11-50Median size (employees)

1.1%Largest-city concentration · Sao Paulo

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

19,674

11-50

15,640

51-200

5,372

201-500

1,228

501-1,000

394

1,001-5,000

273

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 systems integration firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “IT systems integration firms” 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 217,832 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 28, 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 systems integration firms by location

232 lists · largest first

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

How many IT systems integration firms are there worldwide?

RevenueBase identified 42,801 company matches for IT systems integration firms 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?

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

Which country has the most IT systems integration firms?

The United States leads with 8,600 companies, followed by India (3,473) and Brazil (1,766). Every IT systems integration firms list by country and city is linked on this page.

Which city has the most IT systems integration firms?

Sao Paulo leads with 466 company records, followed by Dubai (429) and London (385).

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 217,832 professional contacts with verified work emails tracked across these 42,801 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 28, 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.