Company lists · Data refreshed November 2026

Top 25 System installation services worldwide

RevenueBase identified 4,906 company matches for system installation services worldwide as of November 2026 and tracks 48,582 professional contacts across them, including 11,986 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for system installation 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 system installation 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
4,906Companies
48,582Contacts tracked
11,986Verified emails
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The 25 largest system installation services worldwide

Ranked by team size
Top 25 of 4,906 company matches for system installation 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 matchBrøndby, DenmarkHQ recorded Nov 6, 20261,001-5,0001,385 contacts →

Exact match

“Bravida Danmark er blandt landets største tekniske installations- og servicevirksomheder med over medarbejdere i byer landet over, og vi er en arbejdsplads, der har plads til alle.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact 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
3Exact matchWembley, United KingdomHQ recorded Nov 6, 20261,001-5,0001,204 contacts →

Exact match

“Established in 1985 to support the emerging UK cable television market, Kelly Group has diversified to meet the needs of our clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchPetaling Jaya, MalaysiaHQ recorded Nov 6, 2026501-1,000673 contacts →

Exact match

“CTC Global Sdn Bhd (CTC Malaysia) is a wholly owned subsidiary of ITOCHU Techno-Solutions Corporation (CTC) and ITOCHU Corporation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Nov 6, 2026501-1,000643 contacts →

Exact match

“Onnec is a leading partner for IT Infrastructure design, installation and operational support services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchDietzenbach, GermanyHQ recorded Nov 6, 20261,001-5,000628 contacts →

Exact match

“Controlware is one of the leading independent system integrators and managed service providers in Germany.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBarcelona, SpainHQ recorded Nov 6, 2026501-1,000598 contacts →

Exact match

“Logicalis es una compañía de referencia tanto en España como en los países en los que opera.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBluffton, IN, United StatesHQ recorded Nov 6, 2026n/a561 contacts →

Exact match

“At Indiana Technical Installations we provide IT Services/Networking, Home & Business Security/Surveillance Services, Custom Audio/Video and more.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 2026501-1,000462 contacts →

Exact match

“1998 yılında kurulan Teknoser, günümüzde bilgi ve iletişim teknolojileri pazarının önde gelen sistem entegrasyon ve saha hizmetleri firmasıdır.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchRiverside, MO, United StatesHQ recorded Nov 6, 2026201-500432 contacts →

Exact match

“Around here, we say it all started with an idea: What if we developed a new approach for designing, deploying and maintaining the technology that runs a business?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchCamp Hill, PA, United StatesHQ recorded Nov 6, 2026501-1,000399 contacts →

Exact match

“Essintial Enterprise Solutions is a full-service IT operations partner helping multi-unit businesses scale, support, and simplify their technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchChaska, MN, United StatesHQ recorded Nov 6, 2026201-500345 contacts →

Exact match

“As a partner to some of the world’s largest companies, Bailiwick provides professionally managed technology integration and IT expertise for complex, large-scale IT initiatives.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchTripoli, LibyaHQ recorded Nov 6, 202651-200330 contacts →

Exact match

“Mediterranean For Communication and Information Technology (MCIT) provides a total coverage of the life-cycle phases of all technology-related projects and change management…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchTorrance, TX, United StatesHQ recorded Nov 6, 2026201-500320 contacts →

Exact match

“As a premier technology solution provider, we design, build, and maintain best-of-breed systems, including networks, security, data center, wireless, cloud, audiovisual, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 2026201-500291 contacts →

Exact match

“1992 yılında, üniversite döneminden birbirlerini tanıyan 5 kurucu ortak tarafından kurulan Bilgi Birikim Sistemleri; bugün ülkemizin en önemli Bilgi Teknolojileri sistem…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchPearl River, FL, United StatesHQ recorded Nov 6, 2026501-1,000283 contacts →

Exact match

“USIS is a national provider of IT Infrastructure (Structured Cabling, MAC, Data Centers), Electrical, Audiovisual, Security and Wireless Solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSao Paulo, United StatesHQ recorded Nov 6, 2026n/a268 contacts →

Exact match

“Ela permite que você cresça a empresa para além de manutenção e suporte, incluindo Service Desk, infraestrutura, redes, cabeamento, projetos, consultoria e soluções corporativas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchGarden City, NC, United StatesHQ recorded Nov 6, 2026201-500266 contacts →

Exact match

“TRITECH is a leading technology systems integrator providing clients with a single source for engineering, installation and maintenance of large / complex communications, audio…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchThrissur, IndiaHQ recorded Nov 6, 2026501-1,000266 contacts →

Exact match

“Gvr technolabs pvt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPentwyn, United KingdomHQ recorded Nov 6, 2026201-500234 contacts →

Exact match

“Vista is the UK market leader in delivering IT technology deployment and support services in retail, hospitality, healthcare and entertainment sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchGalatsi, GreeceHQ recorded Nov 6, 2026n/a217 contacts →

Exact match

“Ιδρυθήκαμε το 1988 και εστιάζουμε κυρίως στην προσεγμένη, άμεση και ποιοτική εξυπηρέτηση των πελατών μας.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMadrid, SpainHQ recorded Nov 6, 2026201-500210 contacts →

Exact match

“Somos una empresa de Servicios Técnicos cuyo campo de actuación abarca todas las fases de las instalaciones de edificios, desde la concepción y diseño hasta el mantenimiento y…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchNorth Sioux City, SD, United StatesHQ recorded Nov 6, 2026201-500203 contacts →

Exact match

“Riverside Technologies, Inc.(RTI) is an IT service providers specializing in managed services, IT hardware, warehouse services, and technology deployment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchFareham, United KingdomHQ recorded Nov 6, 202651-200195 contacts →

Exact match

“Vohkus is a rapidly growing, highly agile UK IT supplier specialising in end-to-end IT supply, enterprise infrastructure solutions, and comprehensive managed services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMiddleton, WI, United StatesHQ recorded Nov 6, 2026201-500193 contacts →

Exact match

“Install or troubleshoot?”

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

Showing 25 of 4,906 system installation services worldwide

See the full list, filter by size, metro and specialty, and access 11,986 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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System installation services worldwide at a glance

As of Nov 6, 2026
24.7%Verified-email coverage
9.9Average contacts per company
1-10Median size (employees)
1.7%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,981
11-50
1,378
51-200
353
201-500
70
501-1,000
20
1,001-5,000
10
5,001-10,000
4
10001+
3

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 system installation services are linked below.
What qualifies
Company records worldwide whose business descriptions match “system installation 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 11,986 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.

System installation services by location

25 lists · largest first

Every System installation 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 “system installation services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many system installation services are there worldwide?

RevenueBase identified 4,906 company matches for system installation 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?

Bravida Danmark A S tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most system installation services?

The United States leads with 963 companies, followed by Brazil (282) and France (259). Every system installation services list by country and city is linked on this page.

Which city has the most system installation services?

Sao Paulo leads with 84 company records, followed by London (45) and Dubai (40).

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 11,986 professional contacts with verified work emails tracked across these 4,906 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.