Company lists · Data refreshed November 2026

Top 25 Value-added communication system suppliers worldwide

RevenueBase identified 2,669 company matches for value-added communication system suppliers worldwide as of November 2026 and tracks 35,928 professional contacts across them, including 7,670 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for value-added communication system suppliers 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 3, 2026. Country and city lists for value-added communication system suppliers 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 3, 2026 How this list was built
2,669Companies
35,928Contacts tracked
7,670Verified emails
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The 25 largest value-added communication system suppliers worldwide

Ranked by team size
Top 25 of 2,669 company matches for value-added communication system suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 3, 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 matchNew Delhi, IndiaHQ recorded Nov 3, 20261,001-5,0001,601 contacts →

Exact match

“Tulip Telecom Ltd.(BSE: 532691/NSE: TULIP) is India’s leading Enterprise Communications Service provider.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
2Exact matchSão Paulo, BrazilHQ recorded Nov 3, 2026501-1,000916 contacts →

Exact match

“Com mais de 25 anos de experiência, a Mundivox é uma operadora licenciada pela Anatel, especializada em soluções integradas de comunicação para o mercado corporativo.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
3Exact matchSão Paulo, BrazilHQ recorded Nov 3, 202651-200553 contacts →

Exact match

“A DDS é uma empresa de tecnologia especializada na integração de sistemas.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
4Exact matchAnkara, TürkiyeHQ recorded Nov 3, 2026201-500509 contacts →

Exact match

“ASELSANNET, 2004 yılında kurulmuş bir şirket olup, 2013 yılı itibariyle sermayesinin %100'ü Türk Silahlı Kuvvetlerini Güçlendirme Vakfı kuruluşu olan ASELSAN A.Ş.’a aittir.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
5Exact matchHuntsville, AL, United StatesHQ recorded Nov 3, 20261,001-5,000417 contacts →

Exact match

“With a strong twenty-five year history and a robust facilities-based network, Deltacom is one of the largest integrated business communications providers in the Southeast.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
6Exact matchLake Mary, FL, United StatesHQ recorded Nov 3, 2026n/a373 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 3, 2026 · View company records in RevenueBase
7Exact matchBournemouth, United KingdomHQ recorded Nov 3, 2026501-1,000317 contacts →

Exact match

“Our Business Ethos: 4Com was founded in by our Chairman and MD, Daron Hutt with the aim of improving the communications services of the UK’s SME market.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
8Exact matchMidrand, South AfricaHQ recorded Nov 3, 202651-200293 contacts →

Exact match

“Nashua Communications is a leading provider of Converged Enterprise Network and Communications Solutions.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
9Exact matchMumbai, IndiaHQ recorded Nov 3, 2026201-500269 contacts →

Exact match

“Progility Technologies Pvt.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
10Exact matchBad Sobernheim, GermanyHQ recorded Nov 3, 2026501-1,000265 contacts →

Exact match

“Welcome to Medialine AG – your IT & C system house.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
11Exact matchEagan, MN, United StatesHQ recorded Nov 3, 2026501-1,000261 contacts →

Exact match

“As the leading global integrator of business communication solutions and services since 1993, NACR has been a trusted advisor to more than 40% of the Fortune 100 companies…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
12Exact matchTonawanda, SC, United StatesHQ recorded Nov 3, 202651-200227 contacts →

Exact match

“Determined to leave the world a better place than we found it, we are your local partners in integrated communications technology for telephony, healthcare, education safety…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
13Exact matchPortsmouth, United KingdomHQ recorded Nov 3, 2026201-500211 contacts →

Exact match

“Aerial Direct are an award-winning, UK-based, managed communications expert.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Nov 3, 2026501-1,000203 contacts →

Exact match

“Maintel is a leading systems integrator and managed services provider, delivering effortless communications solutions to a broad spectrum of businesses in the UK and…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
15Exact matchSantiago, ChileHQ recorded Nov 3, 202651-200199 contacts →

Exact match

“ESTEC LTD.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
16Exact matchManchester, United KingdomHQ recorded Nov 3, 2026201-500186 contacts →

Exact match

“Nimans is the largest Telecommunications distributor in the UK.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
17Exact matchEdgewood, NY, United StatesHQ recorded Nov 3, 202651-200184 contacts →

Exact match

“Established in 1988, Forerunner Technologies, Inc.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
18Exact matchStratford-upon-avon, United KingdomHQ recorded Nov 3, 2026201-500182 contacts →

Exact match

“BDR Group are a UK award-winning IT and Communications specialist, who provide a wide range of bespoke solutions to a broad spectrum of businesses across the UK and globally.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
19Exact matchPlano, TX, United StatesHQ recorded Nov 3, 202651-200176 contacts →

Exact match

“Edge is an innovative provider of communications, data, systems security and business technology services.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
20Exact matchDüsseldorf, GermanyHQ recorded Nov 3, 2026201-500171 contacts →

Exact match

“Transform your business DeTeWe Communications have many years of experience in delivering tailored, integrated solutions for their clients internationally 365 days a year, 24…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
21Exact matchBury, United KingdomHQ recorded Nov 3, 202651-200164 contacts →

Exact match

“Our expertise spans consultancy, sales, installation and maintenance services across the communication spectrum, from unified comms systems and hardware, CX solutions and cloud…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
22Exact matchSanta Cruz De La Sierra, BoliviaHQ recorded Nov 3, 202651-200136 contacts →

Exact match

“Somos una empresa Integradora de Sistemas y Soluciones, buscando la mejor forma de satisfacer las necesidades de nuestros clientes.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
23Exact matchSingaporeHQ recorded Nov 3, 202651-200135 contacts →

Exact match

“Westcon-Comstor Asia is a value-added IT solutions provider and leading distributor of unified communications, network infrastructure, data centre and security solutions with a…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
24Exact matchSantander, SpainHQ recorded Nov 3, 2026201-500133 contacts →

Exact match

“Ámbar Telecomunicaciones es una empresa de ingeniería especializada en la integración global de sistemas de comunicación, que centra su actividad en el diseño, instalación y…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
25Exact matchMakati City, PhilippinesHQ recorded Nov 3, 202651-200130 contacts →

Exact match

“About TRICOM Dynamics, Inc.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase

Showing 25 of 2,669 value-added communication system suppliers worldwide

See the full list, filter by size, metro and specialty, and access 7,670 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Value-added communication system suppliers worldwide at a glance

As of Nov 3, 2026
21.3%Verified-email coverage
13.5Average contacts per company
11-50Median size (employees)
1.0%Largest-city concentration · Sao Paulo
Nov 3, 2026Page data refreshed

Companies by employee count

1-10
1,184
11-50
1,122
51-200
268
201-500
38
501-1,000
15
1,001-5,000
12
5,001-10,000
1
10001+
2

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 value-added communication system suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “value-added communication system suppliers” 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 7,670 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 3, 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.

Value-added communication system suppliers by location

14 lists · largest first

Every Value-added communication system suppliers 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 “value-added communication system suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many value-added communication system suppliers are there worldwide?

RevenueBase identified 2,669 company matches for value-added communication system suppliers 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?

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

Which country has the most value-added communication system suppliers?

The United States leads with 721 companies, followed by the United Kingdom (271) and Germany (105). Every value-added communication system suppliers list by country and city is linked on this page.

Which city has the most value-added communication system suppliers?

Sao Paulo leads with 27 company records, followed by London (22) and Madrid (18).

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 7,670 professional contacts with verified work emails tracked across these 2,669 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 3, 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.