Company lists · Data refreshed November 2026

Top 25 Shielding suppliers worldwide

RevenueBase identified 437 company matches for shielding suppliers worldwide as of November 2026 and tracks 4,176 professional contacts across them, including 1,366 with verified work emails. The United States is the largest market and Changzhou the largest hub.

This list covers company matches for shielding 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 1, 2026. Country and city lists for shielding 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 1, 2026 How this list was built
437Companies
4,176Contacts tracked
1,366Verified emails
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The 25 largest shielding suppliers worldwide

Ranked by team size
Top 25 of 437 company matches for shielding suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 1, 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 matchBurlington, MA, United StatesHQ recorded Nov 1, 2026201-500181 contacts →

Exact match

“NELCO, an ISO 9001:2015 certified company, got its start in the 1930’s designing, manufacturing, and installing specialized products and services to meet the needs in the medical…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
2Exact matchCarquefou, FranceHQ recorded Nov 1, 202651-200148 contacts →

Exact match

“Partner of the CEA since it was founded, Lemer Pax designs and produces radiation protection equipment and shielded infusion systems for use in x-ray, interventional cardiology…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
3Exact matchWoburn, MA, United StatesHQ recorded Nov 1, 2026501-1,000138 contacts →

Exact match

“Parker Chomerics, a Division of Parker Hannifin, is a total solutions provider of EMI Shielding, Thermal Management, Integrated Display Products, Engineered Plastics and Metal…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
4Exact matchNewport News, VA, United StatesHQ recorded Nov 1, 2026201-500137 contacts →

Exact match

“Burlington Medical engineers the highest quality and lightest weight lead-free aprons in the industry.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
5Exact matchZevenaar, NetherlandsHQ recorded Nov 1, 202651-200107 contacts →

Exact match

“Von Gahlen is a state-of-the-art manufacturer of lead shielding products for the nuclear medicine industry.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
6Exact matchBuenos Aires, ArgentinaHQ recorded Nov 1, 202651-20080 contacts →

Exact match

“DALDE es una empresa privada dedicada a la tarea de calcular, diseñar y construir Blindajes Electromagnéticos para reducir interferencias ambientales.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
7Exact matchSparta, NJ, United StatesHQ recorded Nov 1, 202651-20071 contacts →

Exact match

“The Techflex® story began over 60 years ago in William E.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
8Exact matchMunich, GermanyHQ recorded Nov 1, 202651-20069 contacts →

Exact match

“The trade mark MAVIG is produced in Germany by the company MAVIG GmbH, supplying high-quality medical devices and personal protection equipment for hospitals, medical practices…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
9Exact matchHallsberg, SwedenHQ recorded Nov 1, 2026501-1,00067 contacts →

Exact match

“The use of electronic equipment is increasing every day.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
10Exact matchChester, United KingdomHQ recorded Nov 1, 202651-20067 contacts →

Exact match

“We specialise in the design, manufacture and installation of lead and steel products with over 200 years experience providing high quality, tailored solutions for our customers in…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
11Exact matchSauget, IL, United StatesHQ recorded Nov 1, 202651-20062 contacts →

Exact match

“Universal Air Filter Company ("UAF") designs and manufactures custom air filters and EMI shielding products used to protect commercial equipment and electronics enclosures.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
12Exact matchTampa, FL, United StatesHQ recorded Nov 1, 202651-20060 contacts →

Exact match

“Leader Tech is a world-leading innovator and U.S.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
13Exact matchRio De Janeiro, BrazilHQ recorded Nov 1, 202651-20056 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
14Exact matchTonbridge, United KingdomHQ recorded Nov 1, 202651-20048 contacts →

Exact match

“Magnetic Shields Limited is a world leader in the manufacture of magnetic shielding technology.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
15Exact matchChennai, IndiaHQ recorded Nov 1, 202611-5047 contacts →

Exact match

“TEKIKNOW Technologies is a leading manufacturer in the field of EMI/EMC, RF Shielding, and test & measurement solutions.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
16Exact matchMilwaukee, WI, United StatesHQ recorded Nov 1, 202651-20047 contacts →

Exact match

“Vulcan Global Manufacturing Solutions is a leader in the manufacture of custom radiation safety products made from lead, tungsten, high-density plastics and non-lead metal…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
17Exact matchHarleysville, PA, United StatesHQ recorded Nov 1, 202651-20046 contacts →

Exact match

“Veritas Medical Solutions, LLC; Veritas, Latin for "Truth"- our name sets before us the guiding principle and mission for our company.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
18Exact matchSan Bernardo, ChileHQ recorded Nov 1, 202611-5046 contacts →

Exact match

“Solutions for the Magnetic Resonance Industry Tekemi is specialized in delivering 'end to end' solutions in electromagnetic shielding for MR equipments, from site planning to…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
19Exact matchSaxonburg, PA, United StatesHQ recorded Nov 1, 202651-20044 contacts →

Exact match

“Has been the leader in solving both simple & complex shielding problems for nearly 40 years.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
20Exact matchBangalore, IndiaHQ recorded Nov 1, 202611-5040 contacts →

Exact match

“Liveon Technolabs is a dynamic company that specializes in RF Shielding solutions, offering a range of high-quality products to provide effective protection against…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
21Exact matchHägendorf, SwitzerlandHQ recorded Nov 1, 202651-20038 contacts →

Exact match

“The IMEDCO RF enclosure is basically a Faraday cage constructed of panels of high-quality copper foil wrapped round wooden frames, which are clamped together such as to ensure the…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
22Exact matchOldbury, United KingdomHQ recorded Nov 1, 202651-20036 contacts →

Exact match

“ACT is UK’s premier industrial coating company with manufacturing sites based in the West Midlands.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
23Exact matchLa Trinité Sur Mer, FranceHQ recorded Nov 1, 202611-5035 contacts →

Exact match

“Siepel designs, manufactures, and installs Faraday cages, anechoic chambers, reverberation chambers, electromagnetic absorbers, etc.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
24Exact matchRochester, NY, United StatesHQ recorded Nov 1, 2026201-50035 contacts →

Exact match

“Schlegel Electronic Materials (SEM) invented highly conductive fabric over foam shielding gaskets in 1987, marking a major breakthrough for the electromagnetic interference…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
25Exact matchOttawa, ON, CanadaHQ recorded Nov 1, 202651-20032 contacts →

Exact match

“Raymond EMC Enclosures (formerly Rayproof Canada) was founded in 1987 and became wholly Canadian-owned in 1994.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase

Showing 25 of 437 shielding suppliers worldwide

See the full list, filter by size, metro and specialty, and access 1,366 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Shielding suppliers worldwide at a glance

As of Nov 1, 2026
32.7%Verified-email coverage
9.6Average contacts per company
11-50Median size (employees)
1.1%Largest-city concentration · Changzhou
Nov 1, 2026Page data refreshed

Companies by employee count

1-10
147
11-50
178
51-200
83
201-500
17
501-1,000
7
1,001-5,000
3
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 shielding suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “shielding 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 1,366 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 1, 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.

Shielding suppliers by location

2 lists · largest first

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

How many shielding suppliers are there worldwide?

RevenueBase identified 437 company matches for shielding 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?

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

Which country has the most shielding suppliers?

The United States leads with 115 companies, followed by the United Kingdom (39). Every shielding suppliers list by country and city is linked on this page.

Which city has the most shielding suppliers?

Changzhou leads with 5 company records, followed by Ottawa (5) and Shenzhen (5).

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 1,366 professional contacts with verified work emails tracked across these 437 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 1, 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.