Company lists · Data refreshed November 2026
Top 25 Phone system integrators worldwide
RevenueBase identified 6,374 company matches for phone system integrators worldwide as of November 2026 and tracks 85,587 professional contacts across them, including 22,690 with verified work emails. The United States is the largest market and Dubai the largest hub.
This list covers company matches for phone 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 phone 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.
The 25 largest phone system integrators worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,994 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 | |||||
| 2 | 1,016 contacts → | ||||
Exact match “As Israel's leading systems integrator, Bynet Data Communications offers comprehensive solutions and services that provide complete answers to organizations’ ICT and telecom needs.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 688 contacts → | ||||
Exact match “We @ VIS Networks (Voice Infrastructure Services) believe in the future of technology services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 628 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 | |||||
| 5 | 507 contacts → | ||||
Exact match “Since our inception in 1994, SETRA has evolved from pioneers in computer site preparation to expert system integrators, delivering end-to-end turnkey solutions across various…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 486 contacts → | ||||
Exact match “Qatar Electronic Systems Company (Techno Q) Q P S C Company Symbol: TQES | ISIN: Listing Date: 26 June 2024 Techno Q is a regional Systems Integrator specializing in Audiovisual…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 455 contacts → | ||||
Exact match “Salam Technology is a leading digital infrastructure systems integrator and IT solutions provider in Qatar, owned and managed by Salam International Investment Limited, a…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 452 contacts → | ||||
Exact match “Founded in 1985, Space Hellas is a leading system integrator that offers a comprehensive range of integrated ICT and security solutions and services complemented by after-sales…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 424 contacts → | ||||
Exact match “System Integrator, Canon, Riso,Telecom, Data Networking, Surveillance” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 419 contacts → | ||||
Exact match “Founded in 2004, MicroTech is a certified Service-Disabled Veteran-Owned Small Business (SDVOSB).” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 418 contacts → | ||||
Exact match “VoIP/ToIP services Operator and Integrator Telephony solutions for small and medium-sized enterprises.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 418 contacts → | ||||
Exact match “IT & UC.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 413 contacts → | ||||
Exact match “Vega is a FORTÉ company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 392 contacts → | ||||
Exact match “With three decades of expertise in the enterprise communications space, Continuant stands out as a seasoned Managed Services Provider, Systems Integrator, and Technology…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 386 contacts → | ||||
Exact match “Integrated Computer Systems, Inc.(ICS) is a systems integrator with high-level partnerships with leading global technology brands.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 378 contacts → | ||||
Exact match “AVI-SPL is the largest global integrator for audio video systems and services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 373 contacts → | ||||
Exact match “One of the leading systems integrators in the European market today.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 373 contacts → | ||||
Exact match “ACS has over three decades of experience and unparalleled expertise in the assessment and implementation of voice and data platforms and can provide solutions for telephone…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 358 contacts → | ||||
Exact match “ComNet Communications is a national network infrastructure integrator delivering large-scale, mission-critical deployments across the United States.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 327 contacts → | ||||
Exact match “Keyyo développe de nouveaux usages de communication pour les entreprises, notamment avec la voix sur IP.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 324 contacts → | ||||
Exact match “Lintas Teknologi Indonesia is a leading system integrator with over 20 years of experience, supported by 450+ professionals, providing AI-enabled infrastructure and application…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 309 contacts → | ||||
Exact match “Avidex is an innovative leader in the design, integration, project management, equipment procurement, and support services of audiovisual and collaboration solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 306 contacts → | ||||
Exact match “HB Communications, Inc, is among the largest and most innovative Audiovisual System Integrators in North America.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 293 contacts → | ||||
Exact match “Knetco is part of Fouad Alghanim & Sons Group of Companies, a leading System Integrator and Turnkey Solution Provider in the State of Kuwait established by the year 1989 and Head…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 286 contacts → | ||||
Exact match “A Handphone Telecomunicações é uma indústria, fabricante de equipamentos para Telecomunicações, tais como sistemas PABX de pequeno, médio e grande porte, sistemas Call Center's…” Recorded in the RevenueBase company graph · Nov 6, 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 “phone system integrators”. 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 6,374 phone system integrators worldwide
See the full list, filter by size, metro and specialty, and access 22,690 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Phone system integrators worldwide at a glance
As of Nov 6, 2026Companies by employee count
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 phone system integrators are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “phone 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 22,690 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.
Phone system integrators by location
35 lists · largest firstEvery Phone system integrators list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Phone system integrators based in the United States1,914
- Phone system integrators based in the United Kingdom330
- Phone system integrators based in India296
- Phone system integrators based in Italy254
- Phone system integrators based in Brazil210
- Phone system integrators based in Canada204
- Phone system integrators based in France196
- Phone system integrators based in Germany164
- Phone system integrators based in Mexico124
- Phone system integrators based in Spain122
- Phone system integrators based in the United Arab Emirates122
- Phone system integrators based in Australia118
- Phone system integrators based in Türkiye81
- Phone system integrators based in the Netherlands77
- Phone system integrators based in Saudi Arabia71
- Phone system integrators based in Indonesia66
- Phone system integrators based in South Africa63
- Phone system integrators based in Poland46
- Phone system integrators based in Malaysia40
- Phone system integrators based in Romania37
- Phone system integrators based in the Philippines37
- Phone system integrators based in Argentina36
- Phone system integrators based in Switzerland34
- Phone system integrators based in Belgium30
- Phone system integrators based in Colombia27
Cities
- Phone system integrators based in Dubai, United Arab Emirates63
- Phone system integrators based in Sao Paulo, Brazil60
- Phone system integrators based in London, United Kingdom50
- Phone system integrators based in New York, United States43
- Phone system integrators based in Houston, United States33
- Phone system integrators based in Istanbul, Türkiye32
- Phone system integrators based in Riyadh, Saudi Arabia32
- Phone system integrators based in Rome, Italy29
- Phone system integrators based in Austin, United States27
- Phone system integrators based in Dallas, United States25
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 “phone system integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many phone system integrators are there worldwide?
RevenueBase identified 6,374 company matches for phone 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?
IES Communications tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most phone system integrators?
The United States leads with 1,914 companies, followed by the United Kingdom (330) and India (296). Every phone system integrators list by country and city is linked on this page.
Which city has the most phone system integrators?
Dubai leads with 63 company records, followed by Sao Paulo (60) and London (53).
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 22,690 professional contacts with verified work emails tracked across these 6,374 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.
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Company intelligence · public preview
Top 25 phone system integrators worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 6,374 matching company records for phone system integrators worldwide, with 85,587 tracked contacts and 22,690 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 phone system integrators worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  IES Communicationsiescomm.comHQ: Tempe, AZ, United StatesReported employees: 1,001-5,000 | Tempe, AZ, United States | 1,001-5,000 | Exact match | 1,994 contacts → |
“IES Communications, a division of IES Holdings, Inc.(NASDAQ: IESC), is a national technology infrastructure integrator.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Bynet Data Communicationsbynet.co.ilHQ: Tel Aviv, IsraelReported employees: 501-1,000 | Tel Aviv, Israel | 501-1,000 | Exact match | 1,016 contacts → |
“As Israel's leading systems integrator, Bynet Data Communications offers comprehensive solutions and services that provide complete answers to organizations’ ICT and telecom needs.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  VIS Networksvisnet.inHQ: Bangalore, IndiaReported employees: 201-500 | Bangalore, India | 201-500 | Exact match | 688 contacts → |
“We @ VIS Networks (Voice Infrastructure Services) believe in the future of technology services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Controlwarecontrolware.deHQ: Dietzenbach, GermanyReported employees: 1,001-5,000 | Dietzenbach, Germany | 1,001-5,000 | Exact match | 628 contacts → |
“Controlware is one of the leading independent system integrators and managed service providers in Germany.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Riyadh, Saudi ArabiaReported employees: 501-1,000 | Riyadh, Saudi Arabia | 501-1,000 | Exact match | 507 contacts → |
“Since our inception in 1994, SETRA has evolved from pioneers in computer site preparation to expert system integrators, delivering end-to-end turnkey solutions across various…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Techno Qtechnoq.comHQ: Doha, QatarReported employees: 201-500 | Doha, Qatar | 201-500 | Exact match | 486 contacts → |
“Qatar Electronic Systems Company (Techno Q) Q P S C Company Symbol: TQES | ISIN: Listing Date: 26 June 2024 Techno Q is a regional Systems Integrator specializing in Audiovisual…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Salam Technologysalamtechnology.comHQ: Doha, QatarReported employees: 201-500 | Doha, Qatar | 201-500 | Exact match | 455 contacts → |
“Salam Technology is a leading digital infrastructure systems integrator and IT solutions provider in Qatar, owned and managed by Salam International Investment Limited, a…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Space Hellas S.Aspace.grHQ: Ag. Paraskevi, GreeceReported employees: 501-1,000 | Ag. Paraskevi, Greece | 501-1,000 | Exact match | 452 contacts → |
“Founded in 1985, Space Hellas is a leading system integrator that offers a comprehensive range of integrated ICT and security solutions and services complemented by after-sales…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Unicom Infotel PVT LTDunicominfotel.comHQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 424 contacts → |
“System Integrator, Canon, Riso,Telecom, Data Networking, Surveillance” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Microtechmicrotech.netHQ: Delray Beach, FL, United StatesReported employees: 51-200 | Delray Beach, FL, United States | 51-200 | Exact match | 419 contacts → |
“Founded in 2004, MicroTech is a certified Service-Disabled Veteran-Owned Small Business (SDVOSB).” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Stelogystelogy.comHQ: Paris, FranceReported employees: 501-1,000 | Paris, France | 501-1,000 | Exact match | 418 contacts → |
“VoIP/ToIP services Operator and Integrator Telephony solutions for small and medium-sized enterprises.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  BSUbsu.nlHQ: Veghel, NetherlandsReported employees: 51-200 | Veghel, Netherlands | 51-200 | Exact match | 418 contacts → |
“IT & UC.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  VEGAvega-global.comHQ: Kwai Chung, Hong KongReported employees: 501-1,000 | Kwai Chung, Hong Kong | 501-1,000 | Exact match | 413 contacts → |
“Vega is a FORTÉ company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Continuantcontinuant.comHQ: Tacoma, WA, United StatesReported employees: 201-500 | Tacoma, WA, United States | 201-500 | Exact match | 392 contacts → |
“With three decades of expertise in the enterprise communications space, Continuant stands out as a seasoned Managed Services Provider, Systems Integrator, and Technology…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Integrated Computer Systems, INCics.com.phHQ: San Juan City, PhilippinesReported employees: 201-500 | San Juan City, Philippines | 201-500 | Exact match | 386 contacts → |
“Integrated Computer Systems, Inc.(ICS) is a systems integrator with high-level partnerships with leading global technology brands.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Audio Visual Innovationsavispl.comHQ: United StatesReported employees: 1,001-5,000 | United States | 1,001-5,000 | Exact match | 378 contacts → |
“AVI-SPL is the largest global integrator for audio video systems and services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Soitronsoitron.comHQ: Bratislava, SlovakiaReported employees: 501-1,000 | Bratislava, Slovakia | 501-1,000 | Exact match | 373 contacts → |
“One of the leading systems integrators in the European market today.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  ACS2acs.comHQ: Lake Mary, FL, United StatesReported employees: Not recorded | Lake Mary, FL, United States | Not recorded | Exact match | 373 contacts → |
“ACS has over three decades of experience and unparalleled expertise in the assessment and implementation of voice and data platforms and can provide solutions for telephone…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Comnet Communicationscomnetcomm.comHQ: Bethel, FL, United StatesReported employees: 201-500 | Bethel, FL, United States | 201-500 | Exact match | 358 contacts → |
“ComNet Communications is a national network infrastructure integrator delivering large-scale, mission-critical deployments across the United States.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  KEYYOkeyyo.comHQ: Clichy, FranceReported employees: 201-500 | Clichy, France | 201-500 | Exact match | 327 contacts → |
“Keyyo développe de nouveaux usages de communication pour les entreprises, notamment avec la voix sur IP.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Lintas Teknologi Indonesialt-indonesia.comHQ: Jakarta, IndonesiaReported employees: 201-500 | Jakarta, Indonesia | 201-500 | Exact match | 324 contacts → |
“Lintas Teknologi Indonesia is a leading system integrator with over 20 years of experience, supported by 450+ professionals, providing AI-enabled infrastructure and application…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Avidexavidex.comHQ: Cary, NH, United StatesReported employees: 501-1,000 | Cary, NH, United States | 501-1,000 | Exact match | 309 contacts → |
“Avidex is an innovative leader in the design, integration, project management, equipment procurement, and support services of audiovisual and collaboration solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Hb, A Diversified Companyhbcommunications.comHQ: North Haven, NY, United StatesReported employees: 201-500 | North Haven, NY, United States | 201-500 | Exact match | 306 contacts → |
“HB Communications, Inc, is among the largest and most innovative Audiovisual System Integrators in North America.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Knetcoknetco.com.kwHQ: KuwaitReported employees: 501-1,000 | Kuwait | 501-1,000 | Exact match | 293 contacts → |
“Knetco is part of Fouad Alghanim & Sons Group of Companies, a leading System Integrator and Turnkey Solution Provider in the State of Kuwait established by the year 1989 and Head…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Handphone Telecomunicaçõeshandphone.com.brHQ: Osasco, BrazilReported employees: 201-500 | Osasco, Brazil | 201-500 | Exact match | 286 contacts → |
“A Handphone Telecomunicações é uma indústria, fabricante de equipamentos para Telecomunicações, tais como sistemas PABX de pequeno, médio e grande porte, sistemas Call Center's…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 6,374 company matches
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Phone system integrators: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
6,315 records in the displayed employee bands.
59 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 6,374 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Phone system integrators by location
35 lists · largest firstEvery Phone system integrators list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Phone system integrators based in the United States1,914
- Phone system integrators based in the United Kingdom330
- Phone system integrators based in India296
- Phone system integrators based in Italy254
- Phone system integrators based in Brazil210
- Phone system integrators based in Canada204
- Phone system integrators based in France196
- Phone system integrators based in Germany164
- Phone system integrators based in Mexico124
- Phone system integrators based in Spain122
- Phone system integrators based in the United Arab Emirates122
- Phone system integrators based in Australia118
- Phone system integrators based in Türkiye81
- Phone system integrators based in the Netherlands77
- Phone system integrators based in Saudi Arabia71
- Phone system integrators based in Indonesia66
- Phone system integrators based in South Africa63
- Phone system integrators based in Poland46
- Phone system integrators based in Malaysia40
- Phone system integrators based in Romania37
- Phone system integrators based in the Philippines37
- Phone system integrators based in Argentina36
- Phone system integrators based in Switzerland34
- Phone system integrators based in Belgium30
- Phone system integrators based in Colombia27
Cities
- Phone system integrators based in Dubai, United Arab Emirates63
- Phone system integrators based in Sao Paulo, Brazil60
- Phone system integrators based in London, United Kingdom50
- Phone system integrators based in New York, United States43
- Phone system integrators based in Houston, United States33
- Phone system integrators based in Istanbul, Türkiye32
- Phone system integrators based in Riyadh, Saudi Arabia32
- Phone system integrators based in Rome, Italy29
- Phone system integrators based in Austin, United States27
- Phone system integrators based in Dallas, United States25
Questions about this company list
What does Exact match mean for phone system integrators?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many phone system integrators did RevenueBase find worldwide?
The saved snapshot records 6,374 matching company records, 85,587 tracked contacts and 22,690 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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RevenueBase Data Team. Top 25 phone system integrators worldwide. Snapshot: November 6, 2026. https://revenuebase.ai/companies/browse/phone-system-integrators.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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Top 25 phone system integrators worldwide
RevenueBase records 6,374 matching company records for phone system integrators worldwide, with 85,587 tracked contacts and 22,690 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 phone system integrators worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | IES Communicationsiescomm.com HQ: Tempe, AZ, United StatesReported employees: 1,001-5,000 | Tempe, AZ, United States | 1,001-5,000 | Exact match | 1,994 contacts → |
“IES Communications, a division of IES Holdings, Inc.(NASDAQ: IESC), is a national technology infrastructure integrator.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Bynet Data Communicationsbynet.co.il HQ: Tel Aviv, IsraelReported employees: 501-1,000 | Tel Aviv, Israel | 501-1,000 | Exact match | 1,016 contacts → |
“As Israel's leading systems integrator, Bynet Data Communications offers comprehensive solutions and services that provide complete answers to organizations’ ICT and telecom needs.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | VIS Networksvisnet.in HQ: Bangalore, IndiaReported employees: 201-500 | Bangalore, India | 201-500 | Exact match | 688 contacts → |
“We @ VIS Networks (Voice Infrastructure Services) believe in the future of technology services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Controlwarecontrolware.de HQ: Dietzenbach, GermanyReported employees: 1,001-5,000 | Dietzenbach, Germany | 1,001-5,000 | Exact match | 628 contacts → |
“Controlware is one of the leading independent system integrators and managed service providers in Germany.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Riyadh, Saudi ArabiaReported employees: 501-1,000 | Riyadh, Saudi Arabia | 501-1,000 | Exact match | 507 contacts → |
“Since our inception in 1994, SETRA has evolved from pioneers in computer site preparation to expert system integrators, delivering end-to-end turnkey solutions across various…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Techno Qtechnoq.com HQ: Doha, QatarReported employees: 201-500 | Doha, Qatar | 201-500 | Exact match | 486 contacts → |
“Qatar Electronic Systems Company (Techno Q) Q P S C Company Symbol: TQES | ISIN: Listing Date: 26 June 2024 Techno Q is a regional Systems Integrator specializing in Audiovisual…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Salam Technologysalamtechnology.com HQ: Doha, QatarReported employees: 201-500 | Doha, Qatar | 201-500 | Exact match | 455 contacts → |
“Salam Technology is a leading digital infrastructure systems integrator and IT solutions provider in Qatar, owned and managed by Salam International Investment Limited, a…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Space Hellas S.Aspace.gr HQ: Ag. Paraskevi, GreeceReported employees: 501-1,000 | Ag. Paraskevi, Greece | 501-1,000 | Exact match | 452 contacts → |
“Founded in 1985, Space Hellas is a leading system integrator that offers a comprehensive range of integrated ICT and security solutions and services complemented by after-sales…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Unicom Infotel PVT LTDunicominfotel.com HQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 424 contacts → |
“System Integrator, Canon, Riso,Telecom, Data Networking, Surveillance” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Microtechmicrotech.net HQ: Delray Beach, FL, United StatesReported employees: 51-200 | Delray Beach, FL, United States | 51-200 | Exact match | 419 contacts → |
“Founded in 2004, MicroTech is a certified Service-Disabled Veteran-Owned Small Business (SDVOSB).” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Stelogystelogy.com HQ: Paris, FranceReported employees: 501-1,000 | Paris, France | 501-1,000 | Exact match | 418 contacts → |
“VoIP/ToIP services Operator and Integrator Telephony solutions for small and medium-sized enterprises.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | BSUbsu.nl HQ: Veghel, NetherlandsReported employees: 51-200 | Veghel, Netherlands | 51-200 | Exact match | 418 contacts → |
“IT & UC.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | VEGAvega-global.com HQ: Kwai Chung, Hong KongReported employees: 501-1,000 | Kwai Chung, Hong Kong | 501-1,000 | Exact match | 413 contacts → |
“Vega is a FORTÉ company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Continuantcontinuant.com HQ: Tacoma, WA, United StatesReported employees: 201-500 | Tacoma, WA, United States | 201-500 | Exact match | 392 contacts → |
“With three decades of expertise in the enterprise communications space, Continuant stands out as a seasoned Managed Services Provider, Systems Integrator, and Technology…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Integrated Computer Systems, INCics.com.ph HQ: San Juan City, PhilippinesReported employees: 201-500 | San Juan City, Philippines | 201-500 | Exact match | 386 contacts → |
“Integrated Computer Systems, Inc.(ICS) is a systems integrator with high-level partnerships with leading global technology brands.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Audio Visual Innovationsavispl.com HQ: United StatesReported employees: 1,001-5,000 | United States | 1,001-5,000 | Exact match | 378 contacts → |
“AVI-SPL is the largest global integrator for audio video systems and services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Soitronsoitron.com HQ: Bratislava, SlovakiaReported employees: 501-1,000 | Bratislava, Slovakia | 501-1,000 | Exact match | 373 contacts → |
“One of the leading systems integrators in the European market today.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | ACS2acs.com HQ: Lake Mary, FL, United StatesReported employees: Not recorded | Lake Mary, FL, United States | Not recorded | Exact match | 373 contacts → |
“ACS has over three decades of experience and unparalleled expertise in the assessment and implementation of voice and data platforms and can provide solutions for telephone…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Comnet Communicationscomnetcomm.com HQ: Bethel, FL, United StatesReported employees: 201-500 | Bethel, FL, United States | 201-500 | Exact match | 358 contacts → |
“ComNet Communications is a national network infrastructure integrator delivering large-scale, mission-critical deployments across the United States.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | KEYYOkeyyo.com HQ: Clichy, FranceReported employees: 201-500 | Clichy, France | 201-500 | Exact match | 327 contacts → |
“Keyyo développe de nouveaux usages de communication pour les entreprises, notamment avec la voix sur IP.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Lintas Teknologi Indonesialt-indonesia.com HQ: Jakarta, IndonesiaReported employees: 201-500 | Jakarta, Indonesia | 201-500 | Exact match | 324 contacts → |
“Lintas Teknologi Indonesia is a leading system integrator with over 20 years of experience, supported by 450+ professionals, providing AI-enabled infrastructure and application…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Avidexavidex.com HQ: Cary, NH, United StatesReported employees: 501-1,000 | Cary, NH, United States | 501-1,000 | Exact match | 309 contacts → |
“Avidex is an innovative leader in the design, integration, project management, equipment procurement, and support services of audiovisual and collaboration solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Hb, A Diversified Companyhbcommunications.com HQ: North Haven, NY, United StatesReported employees: 201-500 | North Haven, NY, United States | 201-500 | Exact match | 306 contacts → |
“HB Communications, Inc, is among the largest and most innovative Audiovisual System Integrators in North America.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Knetcoknetco.com.kw HQ: KuwaitReported employees: 501-1,000 | Kuwait | 501-1,000 | Exact match | 293 contacts → |
“Knetco is part of Fouad Alghanim & Sons Group of Companies, a leading System Integrator and Turnkey Solution Provider in the State of Kuwait established by the year 1989 and Head…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Handphone Telecomunicaçõeshandphone.com.br HQ: Osasco, BrazilReported employees: 201-500 | Osasco, Brazil | 201-500 | Exact match | 286 contacts → |
“A Handphone Telecomunicações é uma indústria, fabricante de equipamentos para Telecomunicações, tais como sistemas PABX de pequeno, médio e grande porte, sistemas Call Center's…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 6,374 company matches
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Phone system integrators: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
6,315 records in the displayed employee bands.
59 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 6,374 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Phone system integrators by location
35 lists · largest firstEvery Phone system integrators list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Phone system integrators based in the United States1,914
- Phone system integrators based in the United Kingdom330
- Phone system integrators based in India296
- Phone system integrators based in Italy254
- Phone system integrators based in Brazil210
- Phone system integrators based in Canada204
- Phone system integrators based in France196
- Phone system integrators based in Germany164
- Phone system integrators based in Mexico124
- Phone system integrators based in Spain122
- Phone system integrators based in the United Arab Emirates122
- Phone system integrators based in Australia118
- Phone system integrators based in Türkiye81
- Phone system integrators based in the Netherlands77
- Phone system integrators based in Saudi Arabia71
- Phone system integrators based in Indonesia66
- Phone system integrators based in South Africa63
- Phone system integrators based in Poland46
- Phone system integrators based in Malaysia40
- Phone system integrators based in Romania37
- Phone system integrators based in the Philippines37
- Phone system integrators based in Argentina36
- Phone system integrators based in Switzerland34
- Phone system integrators based in Belgium30
- Phone system integrators based in Colombia27
Cities
- Phone system integrators based in Dubai, United Arab Emirates63
- Phone system integrators based in Sao Paulo, Brazil60
- Phone system integrators based in London, United Kingdom50
- Phone system integrators based in New York, United States43
- Phone system integrators based in Houston, United States33
- Phone system integrators based in Istanbul, Türkiye32
- Phone system integrators based in Riyadh, Saudi Arabia32
- Phone system integrators based in Rome, Italy29
- Phone system integrators based in Austin, United States27
- Phone system integrators based in Dallas, United States25
Questions about this company list
What does Exact match mean for phone system integrators?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many phone system integrators did RevenueBase find worldwide?
The saved snapshot records 6,374 matching company records, 85,587 tracked contacts and 22,690 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 phone system integrators worldwide. Snapshot: November 6, 2026. https://revenuebase.ai/companies/browse/phone-system-integrators.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗