Company lists · Data refreshed November 2026

Top 25 Pbx installers worldwide

RevenueBase identified 1,065 company matches for pbx installers worldwide as of November 2026 and tracks 6,209 professional contacts across them, including 957 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for pbx installers 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 pbx installers 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
1,065Companies
6,209Contacts tracked
957Verified emails
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The 25 largest pbx installers worldwide

Ranked by team size
Top 25 of 1,065 company matches for pbx installers 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 matchOsasco, BrazilHQ recorded Nov 6, 2026201-500286 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
2Exact matchMinneapolis, MN, United StatesHQ recorded Nov 6, 202651-200143 contacts →

Exact match

“Unimax believes that administering PBX and voice messaging systems can be far less complex and costly, while delivering better service levels.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSignal Hill, CA, United StatesHQ recorded Nov 6, 202611-50143 contacts →

Exact match

“Transcom Telecommunications (formerly called "Transcom Services") is a Veteran Owned Business founded in 1986 on 3 core ideas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchPlano, TX, United StatesHQ recorded Nov 6, 202651-200125 contacts →

Exact match

“Founded in 1987, Estech Systems (ESI), a Crexendo® company, delivers high-performance phone systems designed for growing businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchIsraelHQ recorded Nov 6, 202651-20094 contacts →

Exact match

“ITS Telecom is a leading company with 14 years of experience and an expanding global network of committed distributors and OEM partners that reaches more than 45 countries with…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBerlin, GermanyHQ recorded Nov 6, 2026201-50076 contacts →

Exact match

“About Snom Technology GmbH Founded in 1997 and headquartered in Berlin Germany, Snom is a German multinational corporation and the world’s first and leading brand of professional…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchCologne, GermanyHQ recorded Nov 6, 202651-20064 contacts →

Exact match

“Placetel ist in Deutschland einer der führenden Anbieter von professionellen Telefonanlagen aus der Cloud und ein Dienst der Gamma Placetel GmbH.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchPetrópolis, BrazilHQ recorded Nov 6, 202651-20045 contacts →

Exact match

“RedT is a Rio de Janeiro based company commited to develop and deploy communication solutions mainly using VoIP solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchIndiaHQ recorded Nov 6, 202651-20041 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBrampton, ON, CanadaHQ recorded Nov 6, 202651-20035 contacts →

Exact match

“Smart IP sells, installs and maintain corporate phone systems (PBX's) with a special focus on converging voice and data across a customers network infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchHarrow, United KingdomHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“With a legacy rooted in two decades of telecom consulting and services expertise, PineVox emerges as a visionary leader in the industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchIsraelHQ recorded Nov 6, 202651-20029 contacts →

Exact match

“WiseCom Communication SolutionsWiseCom is a leading Telecommunications Solutions Provider, positioned to serve the needs of the rapidly growing telecommunications industry…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchUnited StatesHQ recorded Nov 6, 20261-1029 contacts →

Exact match

“Sales of Business telephone equipment along with a live tech forum, find an installer database and other telecom resources.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchWindhoek, NamibiaHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“OmniTel Namibia (PTY) started its operations on 1 October 2008, resulting from a management buyout of Siemens Enterprise Communications (PTY) Ltd in Namibia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBrooklyn, United StatesHQ recorded Nov 6, 2026201-50027 contacts →

Exact match

“In today’s fast-paced business world, effective communication is critical.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBasildon, United KingdomHQ recorded Nov 6, 202651-20027 contacts →

Exact match

“Wavetel is one of the top VoIP Phone System and Telecom Services Providers in the UK.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLas Vegas, NV, United StatesHQ recorded Nov 6, 20261-1027 contacts →

Exact match

“Aspen Communication's roots go back 25 years to Lucent Technologies AT & T and Avaya.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchFlorence, ItalyHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“Fitel si contraddistingue per la sua ampia esperienza nelle mondo della consulenza, progettazione, installazione e manutenzione di sistemi telefonici e di telecomunicazione, a cui…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchKadikoy, TürkiyeHQ recorded Nov 6, 202651-20024 contacts →

Exact match

“Siemens Enterprise Approwed Partner CESA'nın faaliyet alanlarından en önemlisi Siemens telefon santralleri, telsiz telefon ve normal telefon ürünlerinin montajı ve satış sonrası…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202611-5024 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchDelta, CanadaHQ recorded Nov 6, 202611-5022 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSpringfield, MO, United StatesHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Losh Network Services is an Authorized AVAYA Business Partner that specializes in the installation, service, and maintenance of VoIP and digital office telephone systems and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchUnited KingdomHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Business telecoms; telephone systems, lines & calls that sort of thing to the SMEs and education up to around 200 extensions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBuffalo, NY, United StatesHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“At Hover Networks Inc, we specialize in delivering customized Cloud-based VoIP solutions tailored to elevate your business.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchPoznań, PolandHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“VERSIM is a distributor of network software and hardware, specialized in computer and network security solutions, as well as VoIP and PBX technologies.”

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

Showing 25 of 1,065 pbx installers worldwide

See the full list, filter by size, metro and specialty, and access 957 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Pbx installers worldwide at a glance

As of Nov 6, 2026
15.4%Verified-email coverage
5.8Average contacts per company
1-10Median size (employees)
2.6%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
625
11-50
347
51-200
58
201-500
11
501-1,000
1
1,001-5,000
1
10001+
1

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 pbx installers are linked below.
What qualifies
Company records worldwide whose business descriptions match “pbx installers” 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 957 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.

Pbx installers by location

5 lists · largest first

Every Pbx installers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “pbx installers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many pbx installers are there worldwide?

RevenueBase identified 1,065 company matches for pbx installers 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?

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

Which country has the most pbx installers?

The United States leads with 317 companies, followed by Brazil (113) and the United Kingdom (52). Every pbx installers list by country and city is linked on this page.

Which city has the most pbx installers?

Sao Paulo leads with 28 company records, followed by Austin (7) and Belo Horizonte (7).

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 957 professional contacts with verified work emails tracked across these 1,065 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.