Company lists · Data refreshed October 2026

Top 25 Circuit board component shielding suppliers based in the United States

RevenueBase identified 44 company matches for circuit board component shielding suppliers associated with the United States as of October 2026 and tracks 892 professional contacts across them, including 318 with verified work emails. Fairfield is the largest hub.

This list covers company matches for circuit board component shielding suppliers associated with the United States, 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 October 23, 2026.

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 Oct 23, 2026 How this list was built
44Companies
892Contacts tracked
318Verified emails
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The 25 largest circuit board component shielding suppliers based in the United States

Ranked by team size
Top 25 of 44 company matches for circuit board component shielding suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 23, 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 matchPlymouth, MA, United StatesHQ recorded Oct 23, 2026501-1,000238 contacts →

Exact match

“Tech Etch has over five decades of experience and expertise specializing in manufacturing precision engineered thin metal components, flexible printed circuits, and EMI/RFI…”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
2Exact matchWoburn, MA, United StatesHQ recorded Oct 23, 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 · Oct 23, 2026 · View company records in RevenueBase
3Exact matchSauget, IL, United StatesHQ recorded Oct 23, 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 · Oct 23, 2026 · View company records in RevenueBase
4Exact matchTampa, FL, United StatesHQ recorded Oct 23, 202651-20060 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
5Exact matchRochester, NY, United StatesHQ recorded Oct 23, 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 · Oct 23, 2026 · View company records in RevenueBase
6Exact matchNorth Billerica, MA, United StatesHQ recorded Oct 23, 202611-5025 contacts →

Exact match

“NexTek is the premier source for Coaxial/RF Surge Protection and High Current EMC/EMI Filters.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
7Exact matchAndover, NJ, United StatesHQ recorded Oct 23, 202651-20025 contacts →

Exact match

“Nolato Jabar is a U.S.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
8Exact matchSanta Rosa, CA, United StatesHQ recorded Oct 23, 202611-5023 contacts →

Exact match

“The SCHURTER Group is a globally successful Swiss technology business.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
9Exact matchWichita, KS, United StatesHQ recorded Oct 23, 202611-5021 contacts →

Exact match

“Isodyne is a manufacturer of EMI back shells utilizing a patented system consisting of a heat treated stainless steel spring band to secure the over braid to the back shell.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
10Exact matchAurora, IL, United StatesHQ recorded Oct 23, 202651-20020 contacts →

Exact match

“Equipto Electronics Corp is a premier provider of packaging solutions (COTS) for electronics.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
11Exact matchMountainside, NJ, United StatesHQ recorded Oct 23, 202651-20018 contacts →

Exact match

“A.K.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
12Exact matchHawthorne, CA, United StatesHQ recorded Oct 23, 202611-5017 contacts →

Exact match

“Established in 1959, WEMS Electronics is a full service turn-key Small Business with an extensive complex specializing in state-of-the-art EMI custom filters, engineering and…”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
13Exact matchSan Fernando, CA, United StatesHQ recorded Oct 23, 202651-20015 contacts →

Exact match

“Spira has been a trusted partner to the EMC community since 1978, delivering precision-engineered solutions for Electromagnetic Interference (EMI) and Radio-Frequency Interference…”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
14Exact matchTulsa, OK, United StatesHQ recorded Oct 23, 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 · Oct 23, 2026 · View company records in RevenueBase
15Exact matchTulsa, OK, United StatesHQ recorded Oct 23, 20261-1011 contacts →

Exact match

“Shielding Resources Group is an electrical/electronic manufacturing company based out of 9512 E 55th St, Tulsa, Oklahoma, United States.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
16Exact matchTigard, OR, United StatesHQ recorded Oct 23, 202651-2009 contacts →

Exact match

“PMT Shielding Solutions, formerly known as Plastic-Metals Technologies, Inc, provides EMI & RFI shielding solutions to the Aerospace, Defense, Military, and Medical industries.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
17Exact matchJohnsonburg, NJ, United StatesHQ recorded Oct 23, 202611-509 contacts →

Exact match

“East Coast Shielding specializes in providing top-tier EMI gaskets, RFI shielding, and EMI RFI shielding solutions to meet our customers' unique demands.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
18Exact matchChino, CA, United StatesHQ recorded Oct 23, 2026501-1,0008 contacts →

Exact match

“Established in 1966,Kern Engineering & Manufacturing Corp.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
19Exact matchSugar Grove, IL, United StatesHQ recorded Oct 23, 202611-508 contacts →

Exact match

“With over 40 years of experience, Deep Coat has established and maintained a global presence as a leader in the Vacuum Coating and EMI Shielding industry.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
20Exact matchWallingford, CT, United StatesHQ recorded Oct 23, 202611-508 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
21Exact matchBensenville, IL, United StatesHQ recorded Oct 23, 202611-507 contacts →

Exact match

“Magnetic Shield Corporation, a division of Perfection Mica Company, is the premier supplier of custom magnetic shielding alloys and custom-built shields.Magnetic Shield…”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
22Exact matchReedsburg, WI, United StatesHQ recorded Oct 23, 202611-507 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
23Exact matchVictor, NY, United StatesHQ recorded Oct 23, 202611-506 contacts →

Exact match

“SFI is the premier US manufacturer of Select-A-Shield™ EMI shielding and RF isolation products including portable, flexible, high-attenuation, custom EMI shielding tents…”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
24Exact matchSaegertown, PA, United StatesHQ recorded Oct 23, 202611-505 contacts →

Exact match

“MAJR Products Corp.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
25Exact matchRochester, IN, United StatesHQ recorded Oct 23, 202611-504 contacts →

Exact match

“The leading Magnetic Shielding Specialist and custom sheet metal fabricator.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase

Showing 25 of 44 circuit board component shielding suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 318 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Circuit board component shielding suppliers based in the United States at a glance

As of Oct 23, 2026
35.7%Verified-email coverage
20.3Average contacts per company
11-50Median size (employees)
4.5%Largest-city concentration · Fairfield
Oct 23, 2026Page data refreshed

Companies by employee count

1-10
8
11-50
21
51-200
10
201-500
2
501-1,000
3

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 44 companies.

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.
What qualifies
Company records associated with the United States whose business descriptions match “circuit board component 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 318 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 October 23, 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.

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

How many circuit board component shielding suppliers are there based in the United States?

RevenueBase identified 44 company matches for circuit board component shielding suppliers associated with the United States as of October 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?

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

Which city has the most circuit board component shielding suppliers?

Fairfield leads with 2 company records, followed by Rochester (2) and Tampa (2).

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 318 professional contacts with verified work emails tracked across these 44 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 October 23, 2026.

Ready to reach these companies? Verified emails and direct dials for all 44 circuit board component shielding suppliers based in the United States. Start with a free account, no credit card.

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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.