Company lists · Data refreshed September 2026
Top 25 Intercom system manufacturers worldwide
RevenueBase identified 480 intercom system manufacturers worldwide as of September 2026 and tracks 8,433 professional contacts across them, including 2,791 with verified work emails. The United States is the largest market and New York the largest hub.
This list covers intercom system manufacturers worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 30, 2026. Country and city lists for intercom system manufacturers follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 intercom system manufacturers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,190 contacts → | ||||
Indirect evidence “We believe every workplace should be safe, secure, and efficient.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 2 | 360 contacts → | ||||
Indirect evidence “Zenitel is a leading provider of intelligent critical communications solutions with presence across EMEA, America’s, and APAC.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 3 | 215 contacts → | ||||
Strong evidence “Since 1937 Urmet designs, develops and manufactures high-value integrated building communication and security systems to make installers’ work easier.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 4 | 207 contacts → | ||||
Indirect evidence “Aiphone is your complete building access and communication solution, giving you secure and convenient control with even more flexibility.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 5 | 202 contacts → | ||||
Partial evidence “Electronic Security Integrator Access Control Closed Circuit Television Intercom” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 6 | 175 contacts → | ||||
Indirect evidence “FERMAX es una empresa familiar de origen español con sede en Valencia, España.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 7 | 167 contacts → | ||||
Partial evidence “Clear-Com®, an HME company, is the global leader in professional voice communication systems for live productions.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 8 | 167 contacts → | ||||
Strong evidence “Valcom develops IP-based paging, intercom, and emergency notification systems that deliver reliable, real-time communication.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 9 | 161 contacts → | ||||
Strong evidence “AtlasIED manufactures next generation communication systems and commercial audio/video products that Protect, Inform, and Entertain within the education, transportation…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 10 | 154 contacts → | ||||
Indirect evidence “At Commend we are passionate about innovating and perfecting trusted communication and reliable security technology.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 11 | 122 contacts → | ||||
Indirect evidence “Fondé en France en 1984 › 400 collaborateurs › Chiffre d’affaires consolidé 2022 : 150 millions d’€ › 6 sociétés basées en France, des sites de production et de R&D certifiés ISO…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 12 | 107 contacts → | ||||
Indirect evidence “Founded in 1968, Algo has been a telecommunications or information technology company with over 50 years of experience developing, designing, and manufacturing communication…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 13 | 103 contacts → | ||||
Indirect evidence “Avec plus de 50 ans d’expérience dans les métiers de la voix, de l'image et des données, CASTEL se positionne comme un acteur majeur et incontournable de l’interphonie et du…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 14 | 88 contacts → | ||||
Indirect evidence “Depuis 1981, GDV s’est imposé comme un acteur incontournable dans le domaine de la distribution d’interphonie et contrôle d’accès.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 15 | 82 contacts → | ||||
Partial evidence “AKUVOX (XIAMEN) NETWORKS CO, LTD, a subsidiary of Star-net Group, is a leading innovator of smart intercom.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 16 | 63 contacts → | ||||
Partial evidence “NORALSY conçoit depuis près de 40 ans des systèmes d’interphonie et de contrôle d’accès résidentiel et tertiaire dont la qualité et le design lui ont rapidement permis de…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 17 | 60 contacts → | ||||
Indirect evidence “DoorBird combines exclusive design with the innovative IP technology in the field of door communication.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 18 | 54 contacts → | ||||
Strong evidence “Wahsega® offers communications and control systems for Schools, Manufacturers and Hospitals with Carina®.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 19 | 54 contacts → | ||||
Indirect evidence “NACD Ltd has been established for over 25 years and are industry-leading UK and European specialists in manufacturing, distribution, design, installation, commissioning and…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 20 | 46 contacts → | ||||
Strong evidence “Paxton is the UK designer and manufacturer of market leading IP access control and video intercom systems, with 40 years’ experience.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 21 | 42 contacts → | ||||
Indirect evidence “Créée en 1988, AMPHITECH est spécialisée dans la conception et la fabrication de matériels de communication : portiers téléphoniques, postes d'appels d’urgence, bornes d’appel…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 22 | 42 contacts → | ||||
Strong evidence “Jacques designs and manufactures communication-critical intercom & public address products that seamlessly integrates with VMS, SMS & access control systems resulting in a…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 23 | 39 contacts → | ||||
Indirect evidence “SCS Sentinel est une PME Française, filiale du Groupe Urmet, basée à Cholet et spécialisée dans la vente d'équipements et de solutions de confort et de sécurité pour la maison …” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 24 | 39 contacts → | ||||
Partial evidence “Since 2008, international company, BAS-IP ltd (the UK), has been working on the development of interphone systems, based on IP video monitoring technologies and IP telephony.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 25 | 37 contacts → | ||||
Indirect evidence “Ob im Aufzug, in Schulgebäuden, an Zugängen oder Produktionsstraßen – Sicherheits- und Notrufsysteme von Scanvest kommen dort zum Einsatz, wo Kommunikation unter allen Bedingungen…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: intercom system manufacturers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names intercom system manufacturers.
- Partial evidence
- Its own public description names part of intercom system manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name intercom system manufacturers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 480 intercom system manufacturers worldwide
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Intercom system manufacturers worldwide at a glance
As of Sep 30, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among intercom system manufacturers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for intercom system manufacturers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “intercom system manufacturers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names intercom system manufacturers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among intercom system manufacturers, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 2,791 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 30, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Intercom system manufacturers by location
3 lists · largest firstEvery Intercom system manufacturers 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 Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names intercom system manufacturers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many intercom system manufacturers are there worldwide?
RevenueBase identified 480 intercom system manufacturers worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Mobile Communications America, headquartered in Spartanburg, tops this list with the largest team on record.
Which country has the most intercom system manufacturers?
The United States leads with 74 companies, followed by France (27) and Germany (27). Every intercom system manufacturers list by country and city is linked on this page.
Which city has the most intercom system manufacturers?
New York leads with 6 headquartered companies, followed by Delhi (5) and Tehran (5).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,791 verified decision-maker contacts tracked across these 480 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 30, 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 Smart Search, 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.