Company lists · Data refreshed October 2026
Top 13 Microwave electron tube suppliers worldwide
RevenueBase identified 37 company matches for microwave electron tube suppliers worldwide as of October 2026 and tracks 798 professional contacts across them, including 364 with verified work emails. Tochigi is the largest hub.
This list covers company matches for microwave electron tube 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 October 27, 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 13 largest microwave electron tube suppliers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 391 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase | |||||
| 2 | 113 contacts → | ||||
Exact match “Microwave and radio-frequency specialist with applications in industry, food processing, science (chemistry, plasma) and medicine.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase | |||||
| 3 | 48 contacts → | ||||
Exact match “Microwave Techniques is a global leader in high-power microwave components, industrial microwave systems, and RF solutions.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase | |||||
| 4 | 47 contacts → | ||||
Exact match “MUEGGE represents technology and expertise, inspiring custom-made solutions and providing a high quality choice of standard products.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase | |||||
| 5 | 24 contacts → | ||||
Exact match “We speed up your drying and heating process Fricke und Mallah stands for modern and sustainable solutions in microwave technology and is a reliable partner for industry and…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase | |||||
| 6 | 23 contacts → | ||||
Exact match “Applied Systems Engineering, Inc, founders and key engineering personnel have extensive experience in power supply design for all types of microwave tubes.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase | |||||
| 7 | 12 contacts → | ||||
Exact match “Protection, Reliability and Efficiency for your System!” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase | |||||
| 8 | 9 contacts → | ||||
Exact match “Bridge12 provides THz/microwave technology for applications in plasma heating, magnetic resonance, material processing etc.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase | |||||
| 9 | 9 contacts → | ||||
Exact match “Penta Laboratories is a proudly American manufacturing and worldwide distributor of premium electron tubes and vacuum tubes.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase | |||||
| 10 | 4 contacts → | ||||
Exact match “Founded in 1997, CML Engineering Sales, Inc.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase | |||||
| 11 | 3 contacts → | ||||
Exact match “TECHNOLOGY We develop power sources for magnetrons with expertise in microwave and magnetron technology, together with our extensive knowledge in switch mode power supply design.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase | |||||
| 12 | 3 contacts → | ||||
Exact match “Since 1986, ELHYTE serves the microwave industry and reserach centers in France, Benelux and Switzerland.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase | |||||
| 13 | 2 contacts → | ||||
Exact match “CPI TMD Technologies Limited is among the world's leading manufacturers of microwave tubes, high voltage power supplies and transmitters for Radar, EW, Communications, EMC RF…” Recorded in the RevenueBase company graph · Oct 27, 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 “microwave electron tube suppliers”. 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 13 of 37 microwave electron tube suppliers worldwide
See the full list, filter by size, metro and specialty, and access 364 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Microwave electron tube suppliers worldwide at a glance
As of Oct 27, 2026Companies by employee count
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 37 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 worldwide whose business descriptions match “microwave electron tube 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 364 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 27, 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 “microwave electron tube suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many microwave electron tube suppliers are there worldwide?
RevenueBase identified 37 company matches for microwave electron tube suppliers worldwide 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?
Richardson Electronics, LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most microwave electron tube suppliers?
Tochigi leads with 2 company records, followed by Aachen (1) and Backnang (1).
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 364 professional contacts with verified work emails tracked across these 37 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 27, 2026.
Ready to reach these companies? Verified emails and direct dials for all 37 microwave electron tube suppliers worldwide. 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.
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Company intelligence · public preview
Top 13 microwave electron tube suppliers worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 37 matching company records for microwave electron tube suppliers worldwide, with 798 tracked contacts and 364 verified work emails.
This public preview shows 13 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 27, 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 13 microwave electron tube suppliers worldwide
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 | Richardson Electronics, LTDrell.com HQ: Lafox, IL, United StatesReported employees: 201-500 | Lafox, IL, United States | 201-500 | Exact match | 391 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 2 | Sairemsairem.com HQ: Décines-charpieu, FranceReported employees: 51-200 | Décines-charpieu, France | 51-200 | Exact match | 113 contacts → |
“Microwave and radio-frequency specialist with applications in industry, food processing, science (chemistry, plasma) and medicine.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Microwave Techniquesmicrowavetechniques.com HQ: Gorham, ME, United StatesReported employees: 51-200 | Gorham, ME, United States | 51-200 | Exact match | 48 contacts → |
“Microwave Techniques is a global leader in high-power microwave components, industrial microwave systems, and RF solutions.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Muegge Groupmuegge-group.com HQ: Reichelsheim, GermanyReported employees: 51-200 | Reichelsheim, Germany | 51-200 | Exact match | 47 contacts → |
“MUEGGE represents technology and expertise, inspiring custom-made solutions and providing a high quality choice of standard products.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Fricke UND Mallah Microwave Technologymicrowaveheating.net HQ: Peine, GermanyReported employees: 51-200 | Peine, Germany | 51-200 | Exact match | 24 contacts → |
“We speed up your drying and heating process Fricke und Mallah stands for modern and sustainable solutions in microwave technology and is a reliable partner for industry and…” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Applied Systems Engineering, INCapplsys.comHQ: Fort Worth, TX, United StatesReported employees: 11-50 | Fort Worth, TX, United States | 11-50 | Exact match | 23 contacts → |
“Applied Systems Engineering, Inc, founders and key engineering personnel have extensive experience in power supply design for all types of microwave tubes.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  AFT Microwaveaft-microwave.comHQ: Backnang, GermanyReported employees: 51-200 | Backnang, Germany | 51-200 | Exact match | 12 contacts → |
“Protection, Reliability and Efficiency for your System!” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Bridge12 Technologies INCbridge12.com HQ: Natick, MA, United StatesReported employees: 11-50 | Natick, MA, United States | 11-50 | Exact match | 9 contacts → |
“Bridge12 provides THz/microwave technology for applications in plasma heating, magnetic resonance, material processing etc.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Penta Laboratoriespentalabs.com HQ: Newbury Park, CA, United StatesReported employees: 11-50 | Newbury Park, CA, United States | 11-50 | Exact match | 9 contacts → |
“Penta Laboratories is a proudly American manufacturing and worldwide distributor of premium electron tubes and vacuum tubes.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | CML Engineering Sales, INCcmlengineering.com HQ: San Marcos, CA, United StatesReported employees: 1-10 | San Marcos, CA, United States | 1-10 | Exact match | 4 contacts → |
“Founded in 1997, CML Engineering Sales, Inc.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Dipolar ABdipolar.se HQ: Skelleftea, SwedenReported employees: 1-10 | Skelleftea, Sweden | 1-10 | Exact match | 3 contacts → |
“TECHNOLOGY We develop power sources for magnetrons with expertise in microwave and magnetron technology, together with our extensive knowledge in switch mode power supply design.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Elhyteelhyte.fr HQ: Evry, FranceReported employees: 1-10 | Evry, France | 1-10 | Exact match | 3 contacts → |
“Since 1986, ELHYTE serves the microwave industry and reserach centers in France, Benelux and Switzerland.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  CPI TMD Technologies Divisioncpii.comHQ: Middlesex, United KingdomReported employees: 201-500 | Middlesex, United Kingdom | 201-500 | Exact match | 2 contacts → |
“CPI TMD Technologies Limited is among the world's leading manufacturers of microwave tubes, high voltage power supplies and transmitters for Radar, EW, Communications, EMC RF…” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 13 of 37 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
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Microwave electron tube suppliers: dataset insights
October 27, 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
37 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 across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 37 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: October 27, 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 microwave electron tube suppliers?
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 microwave electron tube suppliers did RevenueBase find worldwide?
The saved snapshot records 37 matching company records, 798 tracked contacts and 364 verified emails. The public preview displays 13 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: October 27, 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
Browse the directory
Cite this list
RevenueBase Data Team. Top 13 microwave electron tube suppliers worldwide. Snapshot: October 27, 2026. https://revenuebase.ai/companies/browse/microwave-electron-tube-suppliers.
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
- Boiler steam separators suppliers worldwide
- Boiler tape suppliers worldwide
- Boiler testing pump suppliers worldwide
- Boiler tube brushes suppliers worldwide
- Boiler tube plug suppliers worldwide
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Company intelligence · public preview
Top 13 microwave electron tube suppliers worldwide
RevenueBase records 37 matching company records for microwave electron tube suppliers worldwide, with 798 tracked contacts and 364 verified work emails.
This public preview shows 13 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 27, 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 13 microwave electron tube suppliers worldwide
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 | Richardson Electronics, LTDrell.com HQ: Lafox, IL, United StatesReported employees: 201-500 | Lafox, IL, United States | 201-500 | Exact match | 391 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 2 | Sairemsairem.com HQ: Décines-charpieu, FranceReported employees: 51-200 | Décines-charpieu, France | 51-200 | Exact match | 113 contacts → |
“Microwave and radio-frequency specialist with applications in industry, food processing, science (chemistry, plasma) and medicine.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Microwave Techniquesmicrowavetechniques.com HQ: Gorham, ME, United StatesReported employees: 51-200 | Gorham, ME, United States | 51-200 | Exact match | 48 contacts → |
“Microwave Techniques is a global leader in high-power microwave components, industrial microwave systems, and RF solutions.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Muegge Groupmuegge-group.com HQ: Reichelsheim, GermanyReported employees: 51-200 | Reichelsheim, Germany | 51-200 | Exact match | 47 contacts → |
“MUEGGE represents technology and expertise, inspiring custom-made solutions and providing a high quality choice of standard products.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Fricke UND Mallah Microwave Technologymicrowaveheating.net HQ: Peine, GermanyReported employees: 51-200 | Peine, Germany | 51-200 | Exact match | 24 contacts → |
“We speed up your drying and heating process Fricke und Mallah stands for modern and sustainable solutions in microwave technology and is a reliable partner for industry and…” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Applied Systems Engineering, INCapplsys.com HQ: Fort Worth, TX, United StatesReported employees: 11-50 | Fort Worth, TX, United States | 11-50 | Exact match | 23 contacts → |
“Applied Systems Engineering, Inc, founders and key engineering personnel have extensive experience in power supply design for all types of microwave tubes.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | AFT Microwaveaft-microwave.com HQ: Backnang, GermanyReported employees: 51-200 | Backnang, Germany | 51-200 | Exact match | 12 contacts → |
“Protection, Reliability and Efficiency for your System!” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Bridge12 Technologies INCbridge12.com HQ: Natick, MA, United StatesReported employees: 11-50 | Natick, MA, United States | 11-50 | Exact match | 9 contacts → |
“Bridge12 provides THz/microwave technology for applications in plasma heating, magnetic resonance, material processing etc.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Penta Laboratoriespentalabs.com HQ: Newbury Park, CA, United StatesReported employees: 11-50 | Newbury Park, CA, United States | 11-50 | Exact match | 9 contacts → |
“Penta Laboratories is a proudly American manufacturing and worldwide distributor of premium electron tubes and vacuum tubes.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | CML Engineering Sales, INCcmlengineering.com HQ: San Marcos, CA, United StatesReported employees: 1-10 | San Marcos, CA, United States | 1-10 | Exact match | 4 contacts → |
“Founded in 1997, CML Engineering Sales, Inc.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Dipolar ABdipolar.se HQ: Skelleftea, SwedenReported employees: 1-10 | Skelleftea, Sweden | 1-10 | Exact match | 3 contacts → |
“TECHNOLOGY We develop power sources for magnetrons with expertise in microwave and magnetron technology, together with our extensive knowledge in switch mode power supply design.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Elhyteelhyte.fr HQ: Evry, FranceReported employees: 1-10 | Evry, France | 1-10 | Exact match | 3 contacts → |
“Since 1986, ELHYTE serves the microwave industry and reserach centers in France, Benelux and Switzerland.” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | CPI TMD Technologies Divisioncpii.com HQ: Middlesex, United KingdomReported employees: 201-500 | Middlesex, United Kingdom | 201-500 | Exact match | 2 contacts → |
“CPI TMD Technologies Limited is among the world's leading manufacturers of microwave tubes, high voltage power supplies and transmitters for Radar, EW, Communications, EMC RF…” Recorded description excerpt · October 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 13 of 37 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Microwave electron tube suppliers: dataset insights
October 27, 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
37 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 across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 37 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: October 27, 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 microwave electron tube suppliers?
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 microwave electron tube suppliers did RevenueBase find worldwide?
The saved snapshot records 37 matching company records, 798 tracked contacts and 364 verified emails. The public preview displays 13 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: October 27, 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
Browse the directory
Cite this list
RevenueBase Data Team. Top 13 microwave electron tube suppliers worldwide. Snapshot: October 27, 2026. https://revenuebase.ai/companies/browse/microwave-electron-tube-suppliers.
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
- Boiler steam separators suppliers worldwide
- Boiler tape suppliers worldwide
- Boiler testing pump suppliers worldwide
- Boiler tube brushes suppliers worldwide
- Boiler tube plug suppliers worldwide
- Boiler ultrasonic cleaning equipment suppliers worldwide