Company lists · Data refreshed November 2026

Top 25 Telecommunications filter suppliers worldwide

RevenueBase identified 177 company matches for telecommunications filter suppliers worldwide as of November 2026 and tracks 1,862 professional contacts across them, including 384 with verified work emails. The United States is the largest market and Madrid the largest hub.

This list covers company matches for telecommunications filter 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 2, 2026. Country and city lists for telecommunications filter 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 2, 2026 How this list was built
177Companies
1,862Contacts tracked
384Verified emails
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The 25 largest telecommunications filter suppliers worldwide

Ranked by team size
Top 25 of 177 company matches for telecommunications filter suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 2, 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 matchSanta Clara, CA, United StatesHQ recorded Nov 2, 202651-200320 contacts →

Exact match

“CEL provides world class wireless and optical products, with specialized support, to OEMs needing wireless communication.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
2Exact matchMumbai, IndiaHQ recorded Nov 2, 2026201-500299 contacts →

Exact match

“Pioneers of EM & E components and products in India, since 1981.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
3Exact matchBellows Falls, VT, United StatesHQ recorded Nov 2, 202651-200103 contacts →

Exact match

“Chroma is a leading manufacturer of highly precise optical filters using thin-film coating technology.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
4Exact matchSão Paulo, BrazilHQ recorded Nov 2, 202651-20067 contacts →

Exact match

“ARS Eletronica Industrial Ltda."Fabricando Qualidade" Somos conhecidos por atuar no mercado de radiocomunicação há mais de 60 anos, fabricando antenas Móveis, antenas Fixas…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
5Exact matchAdamstown, MD, United StatesHQ recorded Nov 2, 202651-20035 contacts →

Exact match

“Trans-Tech is the leading design and manufacturer of RF and microwave components that help our world communicate, discover, create, protect, explore and more.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
6Exact matchOsio Sotto, ItalyHQ recorded Nov 2, 202651-20033 contacts →

Exact match

“POLOMARCONI.IT SPA is a leading company in Critical Communications.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
7Exact matchAngola, NY, United StatesHQ recorded Nov 2, 202651-20024 contacts →

Exact match

“Manufacturer for RF Infrastructure Products for Land Mobile Radio industry.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
8Exact matchMiddleton, WI, United StatesHQ recorded Nov 2, 202651-20024 contacts →

Exact match

“Wi2Wi is a specialized electronic component supplier with expertise in all aspects of frequency control devices.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
9Exact matchLiverpool, United KingdomHQ recorded Nov 2, 202651-20023 contacts →

Exact match

“MPE Limited, based in the UK, is the world’s leading manufacturer of high performance EMC/EMP, HEMP & TEMPEST filters and capacitor products for supply to the automotive, defence…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
10Exact matchOverland Park, KS, United StatesHQ recorded Nov 2, 202611-5023 contacts →

Exact match

“Networks International Corporation (NIC) is a leading manufacturer of custom RF & Microwave Filters and Assemblies.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
11Exact matchSan Diego, CA, United StatesHQ recorded Nov 2, 202611-5021 contacts →

Exact match

“MCV Microwave has established itself as a one-stop-shop leader in RF microwave filters, antenna, and dielectric resonators since 1995.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
12Exact matchSettimo Milanese, ItalyHQ recorded Nov 2, 202611-5020 contacts →

Exact match

“ALDENA is one of the world's leading manufacturers of antennas, filters and RF Accessories for Broadcasting, Civil, Military and Mission Critical applications.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
13Exact matchMilan, ItalyHQ recorded Nov 2, 202651-20019 contacts →

Exact match

“EMI Solutions (EMIS) has been designing and manufacturing EMI filters for more than 40 years and is a global source for efficient EMI and EMC solutions across all industries…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
14Exact matchMedford, NY, United StatesHQ recorded Nov 2, 202611-5018 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
15Exact matchPortland, United StatesHQ recorded Nov 2, 202611-5016 contacts →

Exact match

“Manufacturer of custom RF/Microwave filters for communications, navigation, EW applications”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
16Exact matchPickering, United KingdomHQ recorded Nov 2, 202651-20015 contacts →

Exact match

“A1 Microwave Ltd, is a leading UK designer and manufacturer of filters and diplexers for satcoms, telecoms, radar and scientific applications.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
17Exact matchEast Syracuse, NY, United StatesHQ recorded Nov 2, 202611-5015 contacts →

Exact match

“Microwave Filter Company, Inc.(MFC) has been a leader in the design, development and manufacture of high quality filter products since 1967.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
18Exact matchFriday Harbor, WA, United StatesHQ recorded Nov 2, 202611-5013 contacts →

Exact match

“For more than 45 years, Luxel has been a pioneer in the development of new optical filter materials and techniques.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
19Exact matchNetanya, IsraelHQ recorded Nov 2, 202611-5012 contacts →

Exact match

“RBS-Telecom is a young and dynamic company that has established itself as one of the most efficient trade company of High-End Broadband equipment and telecom products.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
20Exact matchAnaheim, CA, United StatesHQ recorded Nov 2, 2026201-50012 contacts →

Exact match

“Lark Engineering provides custom RF and microwave solutions designed to meet the technical, regulatory, and performance requirements of complex programs.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
21Exact matchIrvine, CA, United StatesHQ recorded Nov 2, 202611-509 contacts →

Exact match

“EMI Solutions is a premier Southern California manufacturer of EMI Filters and Filtered Connectors and Transient Suppression products serving the Military, Medical and Industrial…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
22Exact matchBirmingham, United KingdomHQ recorded Nov 2, 202611-508 contacts →

Exact match

“Welcome to Total EMC Products Ltd - EMC AND RFI FILTER SPECIALISTS.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
23Exact matchMahwah, NJ, United StatesHQ recorded Nov 2, 202611-508 contacts →

Exact match

“For over 60 Years, Broadcasters have relied on proven Myat Transmission Line Systems, Filters, Power & Channel Combiners, and Components.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
24Exact matchCoimbatore, IndiaHQ recorded Nov 2, 20261-108 contacts →

Exact match

“Incepted in the year 2008, Dinesh Micro Waves & Electronics is a manufacturer and exporter of a wide range of telecom equipment and associated components.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
25Exact matchMassy, FranceHQ recorded Nov 2, 202611-507 contacts →

Exact match

“OPTOPRIM is a wholesale company based out of 40 rue Victor Basch, 91300 MASSY, France.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase

Showing 25 of 177 telecommunications filter suppliers worldwide

See the full list, filter by size, metro and specialty, and access 384 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Telecommunications filter suppliers worldwide at a glance

As of Nov 2, 2026
20.6%Verified-email coverage
10.5Average contacts per company
11-50Median size (employees)
2.3%Largest-city concentration · Madrid
Nov 2, 2026Page data refreshed

Companies by employee count

1-10
51
11-50
60
51-200
49
201-500
9
501-1,000
3
1,001-5,000
2
5,001-10,000
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 telecommunications filter suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “telecommunications filter 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 384 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 2, 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.

Telecommunications filter suppliers by location

1 lists · largest first

Every Telecommunications filter 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 “telecommunications filter suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telecommunications filter suppliers are there worldwide?

RevenueBase identified 177 company matches for telecommunications filter 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?

California Eastern Laboratories CEL tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most telecommunications filter suppliers?

The United States leads with 47 companies. Every telecommunications filter suppliers list by country and city is linked on this page.

Which city has the most telecommunications filter suppliers?

Madrid leads with 4 company records, followed by Shenzhen (4) and Bangalore (3).

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 384 professional contacts with verified work emails tracked across these 177 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 2, 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.