Company lists · Data refreshed November 2026

Top 25 Shielding effectiveness testing services worldwide

RevenueBase identified 204 company matches for shielding effectiveness testing services worldwide as of November 2026 and tracks 1,721 professional contacts across them, including 558 with verified work emails. The United States is the largest market and Ottawa the largest hub.

This list covers company matches for shielding effectiveness testing services 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 effectiveness testing services 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
204Companies
1,721Contacts tracked
558Verified emails
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The 25 largest shielding effectiveness testing services worldwide

Ranked by team size
Top 25 of 204 company matches for shielding effectiveness testing services 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 matchDowners Grove, IL, United StatesHQ recorded Nov 1, 202651-20098 contacts →

Exact match

“Founded in 1954, Elite Electronic Engineering, Inc.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
2Exact matchMariposa, CA, United StatesHQ recorded Nov 1, 202611-5068 contacts →

Exact match

“Founded in 1973, CKC Laboratories offers premier EMC Testing and Design Consultation services.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
3Exact 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
4Exact 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
5Exact 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
6Exact 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
7Exact 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
8Exact matchNattheim, GermanyHQ recorded Nov 1, 202611-5035 contacts →

Exact match

“Albatross Projects is one of the leading global manufacturers of anechoic chambers and shielded rooms for various applications in EMC, antenna testing and high-frequency…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
9Exact 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
10Exact matchNew Castle, PA, United StatesHQ recorded Nov 1, 202611-5035 contacts →

Exact match

“Applus Keystone+ specializes in streamlining the burden of regulatory compliance testing.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
11Exact matchBarcelona, SpainHQ recorded Nov 1, 202611-5034 contacts →

Exact match

“Wavecontrol, founded in 1997, is an engineering company specialising in electromagnetic field measurements in the areas of radio frequency safety and electromagnetic compatibility.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
12Exact 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
13Exact matchScunthorpe, United KingdomHQ recorded Nov 1, 202611-5027 contacts →

Exact match

“For 40 years, HITEK Electronic Materials Ltd.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
14Exact matchChalfont St Peter, United KingdomHQ recorded Nov 1, 202651-20026 contacts →

Exact match

“Founded in 2014 and headquartered in London, Aracion is a leader in providing cutting-edge global solutions across various sectors.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
15Exact matchBangalore, IndiaHQ recorded Nov 1, 202611-5025 contacts →

Exact match

“Complus Systems exclusively represents some of the leading names in the EMI/EMC industry and is the only company in India, which offers a total system solution for EMI/EMC Testing.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
16Exact matchDordrecht, NetherlandsHQ recorded Nov 1, 202651-20024 contacts →

Exact match

“Holland Shielding Systems develops and manufactures EMI, RFI & EMC shielding solutions.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
17Exact matchNottingham, United KingdomHQ recorded Nov 1, 202611-5022 contacts →

Exact match

“With over 30 years’ experience we have become recognised internationally as experts in all forms of electromagnetic shielding and anechoic EMC chambers.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
18Exact matchOulu, FinlandHQ recorded Nov 1, 202611-5020 contacts →

Exact match

“Our mission is to Certify Customer’s Products for target markets with passion for quality and customer service.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
19Exact matchSaffron Walden, United KingdomHQ recorded Nov 1, 202611-5020 contacts →

Exact match

“Established in 1996, European EMC Products (EEP) are an established British company whose experience and understanding of the science of shielding makes it an ideal partner in…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
20Exact matchRolla, MO, United StatesHQ recorded Nov 1, 202611-5020 contacts →

Exact match

“ESDEMC designs, manufactures ESD and EMC related products.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
21Exact matchJodhpur, IndiaHQ recorded Nov 1, 202611-5019 contacts →

Exact match

“Albatross Projects is one of the leading global manufacturers of anechoic chambers and shielded rooms for various applications in EMC, antenna testing and high-frequency…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
22Exact matchOrsay, FranceHQ recorded Nov 1, 202611-5017 contacts →

Exact match

“Founded in 2010, ART-Fi has developed a revolutionary technology (D-PHASE®) allowing instant and precise near-field measurements of all electromagnetic wave characteristics.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
23Exact matchPleasanton, CA, United StatesHQ recorded Nov 1, 202611-5016 contacts →

Exact match

“Founded in 2001, MiCOM Labs has established itself as a global leader in Wireless, and EMC testing and regulatory compliance certification.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
24Exact matchLincoln, NE, United StatesHQ recorded Nov 1, 202611-5015 contacts →

Exact match

“NCEE Labs, founded in 1998, provides FCC, CE, and worldwide EMC/wireless testing, Product Safety, Reliability, and X-Ray testing, as well as wireless certification to large and…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
25Exact matchTulsa, OK, United StatesHQ recorded Nov 1, 202611-5014 contacts →

Exact match

“From our launch in 1986, Braden Shielding Systems grew to be a worldwide leader in the design, manufacturing, and installation of Radio Frequency (RF) and Magnetic Shielding…”

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

Showing 25 of 204 shielding effectiveness testing services worldwide

See the full list, filter by size, metro and specialty, and access 558 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Shielding effectiveness testing services worldwide at a glance

As of Nov 1, 2026
32.4%Verified-email coverage
8.4Average contacts per company
11-50Median size (employees)
2.0%Largest-city concentration · Ottawa
Nov 1, 2026Page data refreshed

Companies by employee count

1-10
85
11-50
93
51-200
22
201-500
2
501-1,000
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 effectiveness testing services are linked below.
What qualifies
Company records worldwide whose business descriptions match “shielding effectiveness testing services” 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 558 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 effectiveness testing services by location

1 lists · largest first

Every Shielding effectiveness testing services 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 effectiveness testing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many shielding effectiveness testing services are there worldwide?

RevenueBase identified 204 company matches for shielding effectiveness testing services 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?

Elite Electronic Engineering, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most shielding effectiveness testing services?

The United States leads with 57 companies. Every shielding effectiveness testing services list by country and city is linked on this page.

Which city has the most shielding effectiveness testing services?

Ottawa leads with 4 company records, followed by Bangalore (3) and New Castle (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 558 professional contacts with verified work emails tracked across these 204 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.