Company lists · Data refreshed September 2026
Top 25 Rf shielding companies based in the United States
RevenueBase identified 122 company matches for rf shielding companies associated with the United States as of September 2026 and tracks 2,078 professional contacts across them, including 549 with verified work emails. Ann Arbor is the largest hub.
This list covers company matches for rf shielding companies 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 September 21, 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.
The 25 largest rf shielding companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 502 contacts → | ||||
Exact match “Spectrum Control is a different kind of RF company.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 2 | 230 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 3 | 123 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 4 | 104 contacts → | ||||
Exact match “ARC Technologies Inc.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 5 | 56 contacts → | ||||
Exact match “Leader Tech is a world-leading innovator and U.S.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 6 | 56 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 47 contacts → | ||||
Exact match “EMC Technology | Florida RF Labs, a Smiths Microwave business, is an internationally recognized leader in the development and manufacturer of thin and thick film RF and Microwave…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 42 contacts → | ||||
Exact match “M2 Global Technology, Ltd."Your Solutions Source" for RF Passive Microwave Components and Precision Manufacturing Services.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 33 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 24 contacts → | ||||
Exact match “Captor Corporation is an electrical/electronic manufacturing company based out of United States.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 11 | 24 contacts → | ||||
Exact match “Nolato Jabar is a U.S.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 22 contacts → | ||||
Exact match “AP Americas is one of the leading global manufacturers of anechoic chambers and shielded rooms for various applications in EMC, antenna testing and high-frequency technology.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 22 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 14 | 21 contacts → | ||||
Exact match “Quell is the maker of the EESeal FilterSeals brand of EMI Filters, Retrofit Inserts, and Transient Suppressors.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 20 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 20 contacts → | ||||
Exact match “Spacetime Engineering is now part of Lyntris.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 20 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 19 contacts → | ||||
Exact match “Mission Darkness, by MOS Equipment, offers a comprehensive selection of radio frequency shielding solutions primarily for law enforcement and military forensic investigators…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 19 | 18 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 16 contacts → | ||||
Exact match “Manufacturer of High Performance Wire and RF Cable.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 16 contacts → | ||||
Exact match “Equipto Electronics Corp is a premier provider of packaging solutions (COTS) for electronics.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 14 contacts → | ||||
Exact match “ECM (East Coast Microwave, Sales & Distribution LLC) is proud to be one of the leading RF Connector, Coaxial Cable, Microwave Components and value added cable assembly suppliers…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 14 contacts → | ||||
Exact match “The Enerdoor Group is an international leader in the development and production of EMC solutions for automated and industrial machinery.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 14 contacts → | ||||
Exact match “Ohmega Ticer unites Ohmega Technologies and Ticer Technologies to deliver industry-leading OhmegaPly® and TCR® Resistor-Conductor Materials (RCM).” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 25 | 14 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “rf shielding companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 122 rf shielding companies based in the United States
See the full list, filter by size, metro and specialty, and access 549 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Rf shielding companies based in the United States at a glance
As of Sep 21, 2026Companies by employee count
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 122 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 “rf shielding companies” 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 549 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 September 21, 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 “rf shielding companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many rf shielding companies are there based in the United States?
RevenueBase identified 122 company matches for rf shielding companies associated with the United States as of September 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?
Spectrum Control tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most rf shielding companies?
Ann Arbor leads with 2 company records, followed by Fairfield (2) and Irvine (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 549 professional contacts with verified work emails tracked across these 122 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 September 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 122 rf shielding companies 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.
More company lists
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- New lists
- Rf shielding companies based in the United Kingdom
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
- Oil and gas companies based in the United States
Company intelligence · public preview
Top 25 rf shielding companies based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 122 matching company records for rf shielding companies based in the United States, with 2,078 tracked contacts and 549 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 rf shielding companies based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Spectrum Controlspectrumcontrol.comHQ: Fairview, PA, United StatesReported employees: 1,001-5,000 | Fairview, PA, United States | 1,001-5,000 | Exact match | 502 contacts → |
“Spectrum Control is a different kind of RF company.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Tech Etchtechetch.com HQ: Plymouth, MA, United StatesReported employees: 501-1,000 | Plymouth, MA, United States | 501-1,000 | Exact match | 230 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Parker Chomericsparker.comHQ: Woburn, MA, United StatesReported employees: 501-1,000 | Woburn, MA, United States | 501-1,000 | Exact match | 123 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | ARC Technologies Llc, A Hexcel Companyarc-tech.com HQ: Amesbury, MA, United StatesReported employees: 51-200 | Amesbury, MA, United States | 51-200 | Exact match | 104 contacts → |
“ARC Technologies Inc.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Leader Tech INCleadertechinc.com HQ: Tampa, FL, United StatesReported employees: 51-200 | Tampa, FL, United States | 51-200 | Exact match | 56 contacts → |
“Leader Tech is a world-leading innovator and U.S.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Universal AIR Filteruaf.com HQ: Sauget, IL, United StatesReported employees: 51-200 | Sauget, IL, United States | 51-200 | Exact match | 56 contacts → |
“Universal Air Filter Company ("UAF") designs and manufactures custom air filters and EMI shielding products used to protect commercial equipment and electronics enclosures.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Florida RF Labs EMC Technologyemc-rflabs.com HQ: Stuart, FL, United StatesReported employees: 51-200 | Stuart, FL, United States | 51-200 | Exact match | 47 contacts → |
“EMC Technology | Florida RF Labs, a Smiths Microwave business, is an internationally recognized leader in the development and manufacturer of thin and thick film RF and Microwave…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | M2 Global Technology, LTDm2global.com HQ: San Antonio, TX, United StatesReported employees: 51-200 | San Antonio, TX, United States | 51-200 | Exact match | 42 contacts → |
“M2 Global Technology, Ltd."Your Solutions Source" for RF Passive Microwave Components and Precision Manufacturing Services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Schlegel Electronic Materials, INCschlegelemi.com HQ: Rochester, NY, United StatesReported employees: 201-500 | Rochester, NY, United States | 201-500 | Exact match | 33 contacts → |
“Schlegel Electronic Materials (SEM) invented highly conductive fabric over foam shielding gaskets in 1987, marking a major breakthrough for the electromagnetic interference…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Captor Corporationcaptorcorp.com HQ: Tipp City, OH, United StatesReported employees: 51-200 | Tipp City, OH, United States | 51-200 | Exact match | 24 contacts → |
“Captor Corporation is an electrical/electronic manufacturing company based out of United States.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Nolato Jabarnolato.comHQ: Andover, NJ, United StatesReported employees: 51-200 | Andover, NJ, United States | 51-200 | Exact match | 24 contacts → |
“Nolato Jabar is a U.S.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | AP Americas INCapamericas.com HQ: Irving, TX, United StatesReported employees: 11-50 | Irving, TX, United States | 11-50 | Exact match | 22 contacts → |
“AP Americas is one of the leading global manufacturers of anechoic chambers and shielded rooms for various applications in EMC, antenna testing and high-frequency technology.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Nextek, LLCnextek.com HQ: North Billerica, MA, United StatesReported employees: 11-50 | North Billerica, MA, United States | 11-50 | Exact match | 22 contacts → |
“NexTek is the premier source for Coaxial/RF Surge Protection and High Current EMC/EMI Filters.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Quell Corporationeeseal.com HQ: Albuquerque, NM, United StatesReported employees: 51-200 | Albuquerque, NM, United States | 51-200 | Exact match | 21 contacts → |
“Quell is the maker of the EESeal FilterSeals brand of EMI Filters, Retrofit Inserts, and Transient Suppressors.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Isodyne INCisodyneinc.com HQ: Wichita, KS, United StatesReported employees: 11-50 | Wichita, KS, United States | 11-50 | Exact match | 20 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Spacetime Engineeringlyntris.comHQ: Harbor City, CA, United StatesReported employees: 11-50 | Harbor City, CA, United States | 11-50 | Exact match | 20 contacts → |
“Spacetime Engineering is now part of Lyntris.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | MTK Electronics, INCmtkelectronics.com HQ: Medford, NY, United StatesReported employees: 11-50 | Medford, NY, United States | 11-50 | Exact match | 20 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | MOS Equipment Mission Darkness Brandmosequipment.com HQ: Santa Barbara, CA, United StatesReported employees: 11-50 | Santa Barbara, CA, United States | 11-50 | Exact match | 19 contacts → |
“Mission Darkness, by MOS Equipment, offers a comprehensive selection of radio frequency shielding solutions primarily for law enforcement and military forensic investigators…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Wems Electronicswems.com HQ: Hawthorne, CA, United StatesReported employees: 11-50 | Hawthorne, CA, United States | 11-50 | Exact match | 18 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Insulated Wire, INCinsulatedwire.com HQ: Bayport, NY, United StatesReported employees: 11-50 | Bayport, NY, United States | 11-50 | Exact match | 16 contacts → |
“Manufacturer of High Performance Wire and RF Cable.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Equipto Electronics Corporationequiptoelec.com HQ: Aurora, IL, United StatesReported employees: 51-200 | Aurora, IL, United States | 51-200 | Exact match | 16 contacts → |
“Equipto Electronics Corp is a premier provider of packaging solutions (COTS) for electronics.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | East Coast Microwave Sales & Distribution LLCecmstockroom.com HQ: Woburn, MA, United StatesReported employees: 11-50 | Woburn, MA, United States | 11-50 | Exact match | 14 contacts → |
“ECM (East Coast Microwave, Sales & Distribution LLC) is proud to be one of the leading RF Connector, Coaxial Cable, Microwave Components and value added cable assembly suppliers…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Enerdoorenerdoor.com HQ: Portland, ME, United StatesReported employees: 201-500 | Portland, ME, United States | 201-500 | Exact match | 14 contacts → |
“The Enerdoor Group is an international leader in the development and production of EMC solutions for automated and industrial machinery.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Ohmega Ticerohmegaticer.com HQ: Culver City, CA, United StatesReported employees: 11-50 | Culver City, CA, United States | 11-50 | Exact match | 14 contacts → |
“Ohmega Ticer unites Ohmega Technologies and Ticer Technologies to deliver industry-leading OhmegaPly® and TCR® Resistor-Conductor Materials (RCM).” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Spira EMI Gasketsspira-emi.com HQ: San Fernando, CA, United StatesReported employees: 51-200 | San Fernando, CA, United States | 51-200 | Exact match | 14 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 122 company matches
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Rf shielding companies: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
122 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 122 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for rf shielding companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many rf shielding companies did RevenueBase find based in the United States?
The saved snapshot records 122 matching company records, 2,078 tracked contacts and 549 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Rf shielding companies by geography
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 rf shielding companies based in the United States. Snapshot: September 21, 2026. https://revenuebase.ai/companies/rf-shielding-companies/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Rf shielding companies based in the United Kingdom
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
- Oil and gas companies based in the United States
Company intelligence · public preview
Top 25 rf shielding companies based in the United States
RevenueBase records 122 matching company records for rf shielding companies based in the United States, with 2,078 tracked contacts and 549 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 rf shielding companies based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Spectrum Controlspectrumcontrol.com HQ: Fairview, PA, United StatesReported employees: 1,001-5,000 | Fairview, PA, United States | 1,001-5,000 | Exact match | 502 contacts → |
“Spectrum Control is a different kind of RF company.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Tech Etchtechetch.com HQ: Plymouth, MA, United StatesReported employees: 501-1,000 | Plymouth, MA, United States | 501-1,000 | Exact match | 230 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Parker Chomericsparker.com HQ: Woburn, MA, United StatesReported employees: 501-1,000 | Woburn, MA, United States | 501-1,000 | Exact match | 123 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | ARC Technologies Llc, A Hexcel Companyarc-tech.com HQ: Amesbury, MA, United StatesReported employees: 51-200 | Amesbury, MA, United States | 51-200 | Exact match | 104 contacts → |
“ARC Technologies Inc.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Leader Tech INCleadertechinc.com HQ: Tampa, FL, United StatesReported employees: 51-200 | Tampa, FL, United States | 51-200 | Exact match | 56 contacts → |
“Leader Tech is a world-leading innovator and U.S.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Universal AIR Filteruaf.com HQ: Sauget, IL, United StatesReported employees: 51-200 | Sauget, IL, United States | 51-200 | Exact match | 56 contacts → |
“Universal Air Filter Company ("UAF") designs and manufactures custom air filters and EMI shielding products used to protect commercial equipment and electronics enclosures.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Florida RF Labs EMC Technologyemc-rflabs.com HQ: Stuart, FL, United StatesReported employees: 51-200 | Stuart, FL, United States | 51-200 | Exact match | 47 contacts → |
“EMC Technology | Florida RF Labs, a Smiths Microwave business, is an internationally recognized leader in the development and manufacturer of thin and thick film RF and Microwave…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | M2 Global Technology, LTDm2global.com HQ: San Antonio, TX, United StatesReported employees: 51-200 | San Antonio, TX, United States | 51-200 | Exact match | 42 contacts → |
“M2 Global Technology, Ltd."Your Solutions Source" for RF Passive Microwave Components and Precision Manufacturing Services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Schlegel Electronic Materials, INCschlegelemi.com HQ: Rochester, NY, United StatesReported employees: 201-500 | Rochester, NY, United States | 201-500 | Exact match | 33 contacts → |
“Schlegel Electronic Materials (SEM) invented highly conductive fabric over foam shielding gaskets in 1987, marking a major breakthrough for the electromagnetic interference…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Captor Corporationcaptorcorp.com HQ: Tipp City, OH, United StatesReported employees: 51-200 | Tipp City, OH, United States | 51-200 | Exact match | 24 contacts → |
“Captor Corporation is an electrical/electronic manufacturing company based out of United States.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Nolato Jabarnolato.com HQ: Andover, NJ, United StatesReported employees: 51-200 | Andover, NJ, United States | 51-200 | Exact match | 24 contacts → |
“Nolato Jabar is a U.S.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | AP Americas INCapamericas.com HQ: Irving, TX, United StatesReported employees: 11-50 | Irving, TX, United States | 11-50 | Exact match | 22 contacts → |
“AP Americas is one of the leading global manufacturers of anechoic chambers and shielded rooms for various applications in EMC, antenna testing and high-frequency technology.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Nextek, LLCnextek.com HQ: North Billerica, MA, United StatesReported employees: 11-50 | North Billerica, MA, United States | 11-50 | Exact match | 22 contacts → |
“NexTek is the premier source for Coaxial/RF Surge Protection and High Current EMC/EMI Filters.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Quell Corporationeeseal.com HQ: Albuquerque, NM, United StatesReported employees: 51-200 | Albuquerque, NM, United States | 51-200 | Exact match | 21 contacts → |
“Quell is the maker of the EESeal FilterSeals brand of EMI Filters, Retrofit Inserts, and Transient Suppressors.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Isodyne INCisodyneinc.com HQ: Wichita, KS, United StatesReported employees: 11-50 | Wichita, KS, United States | 11-50 | Exact match | 20 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Spacetime Engineeringlyntris.com HQ: Harbor City, CA, United StatesReported employees: 11-50 | Harbor City, CA, United States | 11-50 | Exact match | 20 contacts → |
“Spacetime Engineering is now part of Lyntris.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | MTK Electronics, INCmtkelectronics.com HQ: Medford, NY, United StatesReported employees: 11-50 | Medford, NY, United States | 11-50 | Exact match | 20 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | MOS Equipment Mission Darkness Brandmosequipment.com HQ: Santa Barbara, CA, United StatesReported employees: 11-50 | Santa Barbara, CA, United States | 11-50 | Exact match | 19 contacts → |
“Mission Darkness, by MOS Equipment, offers a comprehensive selection of radio frequency shielding solutions primarily for law enforcement and military forensic investigators…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Wems Electronicswems.com HQ: Hawthorne, CA, United StatesReported employees: 11-50 | Hawthorne, CA, United States | 11-50 | Exact match | 18 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Insulated Wire, INCinsulatedwire.com HQ: Bayport, NY, United StatesReported employees: 11-50 | Bayport, NY, United States | 11-50 | Exact match | 16 contacts → |
“Manufacturer of High Performance Wire and RF Cable.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Equipto Electronics Corporationequiptoelec.com HQ: Aurora, IL, United StatesReported employees: 51-200 | Aurora, IL, United States | 51-200 | Exact match | 16 contacts → |
“Equipto Electronics Corp is a premier provider of packaging solutions (COTS) for electronics.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | East Coast Microwave Sales & Distribution LLCecmstockroom.com HQ: Woburn, MA, United StatesReported employees: 11-50 | Woburn, MA, United States | 11-50 | Exact match | 14 contacts → |
“ECM (East Coast Microwave, Sales & Distribution LLC) is proud to be one of the leading RF Connector, Coaxial Cable, Microwave Components and value added cable assembly suppliers…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Enerdoorenerdoor.com HQ: Portland, ME, United StatesReported employees: 201-500 | Portland, ME, United States | 201-500 | Exact match | 14 contacts → |
“The Enerdoor Group is an international leader in the development and production of EMC solutions for automated and industrial machinery.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Ohmega Ticerohmegaticer.com HQ: Culver City, CA, United StatesReported employees: 11-50 | Culver City, CA, United States | 11-50 | Exact match | 14 contacts → |
“Ohmega Ticer unites Ohmega Technologies and Ticer Technologies to deliver industry-leading OhmegaPly® and TCR® Resistor-Conductor Materials (RCM).” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Spira EMI Gasketsspira-emi.com HQ: San Fernando, CA, United StatesReported employees: 51-200 | San Fernando, CA, United States | 51-200 | Exact match | 14 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 122 company matches
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Rf shielding companies: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
122 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 122 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for rf shielding companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many rf shielding companies did RevenueBase find based in the United States?
The saved snapshot records 122 matching company records, 2,078 tracked contacts and 549 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 rf shielding companies based in the United States. Snapshot: September 21, 2026. https://revenuebase.ai/companies/rf-shielding-companies/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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