Company lists · Data refreshed September 2026
Top 25 Atomic time clock manufacturers worldwide
RevenueBase identified 107 company matches for atomic time clock manufacturers worldwide as of September 2026 and tracks 1,294 professional contacts across them, including 231 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for atomic time clock manufacturers 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 September 29, 2026. Country and city lists for atomic time clock manufacturers follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest atomic time clock manufacturers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 177 contacts → | ||||
Exact match “Symmetricom was acquired by Microsemi Corporation in November 2013.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 88 contacts → | ||||
Exact match “Primex is a global market leader of synchronized time, advanced monitoring and facility compliance technologies that improve operational efficiency and reduce risk for Healthcare…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 59 contacts → | ||||
Exact match “Time is not a commodity.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 47 contacts → | ||||
Exact match “Sapling is a leading manufacturer in synchronized clock systems and time zone clocks.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 46 contacts → | ||||
Exact match “Gorgy Time is a leader in time & frequency synchronisation solutions and time display.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 39 contacts → | ||||
Exact match “Brandywine Communications is the premier supplier of GPS and time code based precision time and frequency products.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 34 contacts → | ||||
Exact match “QuantX Labs is the premier, sovereign provider of high precision timing and sensor products used in defence, space and critical infrastructure.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 30 contacts → | ||||
Exact match “We provide plug-and-play software solutions that deliver 1588 precision time protocol and time synchronisation for businesses worldwide.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 22 contacts → | ||||
Exact match “Masterclock designs and manufactures a variety of precise timekeeping products to keep both facilities and people synchronized.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 17 contacts → | ||||
Exact match “Founded in 1897, Chelsea Clock is the oldest and one of the largest clock making companies in the United States.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 14 contacts → | ||||
Exact match “Pendulum Instruments is a supplier of solutions for calibration, measurement and analysis of time & frequency related parameters.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 11 contacts → | ||||
Exact match “NOVUS is a United States Original Brand Manufacturer of precision timing products, including Rubidium and GNSS locked frequency references, PTP/NTP time servers, distribution…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 10 contacts → | ||||
Exact match “Industrial networks need precision timing to accurately track events and make sure everything runs smoothly.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 10 contacts → | ||||
Exact match “For over 80 years, Electric Time® has been a master in the art of handcrafted clock manufacture and design.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 9 contacts → | ||||
Exact match “Traditional company with a future!” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 8 contacts → | ||||
Exact match “Precise Time and Frequency, LLC is part of the LGL Group, along with sister company MtronPTI.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 8 contacts → | ||||
Exact match “MOBATIME is one of the world’s leading centre of expertise for precise synchronization, clock systems, time distribution, time reference systems and displays.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 6 contacts → | ||||
Exact match “Hermle Black Forest Clocks offers exceptional quality, superior service and the longest warranty at a lower cost.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 5 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 4 contacts → | ||||
Exact match “In, comprendiamo che le esigenze di sincronizzazione di tempo e frequenza sono uniche quanto i settori che serviamo.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 4 contacts → | ||||
Exact match “Timing Ireland, which was founded in 1982, is an Irish company which specialises in precision timing equipment.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 4 contacts → | ||||
Exact match “Westclox was originally established in 1884 as United Clock Company of Peru, Illinois based on a new, innovative idea by Charles Stahlberg.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 4 contacts → | ||||
Exact match “Qulsar activates new applications and capabilities made possible by precisely synchronized time.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 2 contacts → | ||||
Exact match “Berdo is producent en leverancier van - Tijdsystemen - Klokken - moederklokken - Twemco kalenderklok - Mobatime uurwerken - Wharton timedisplays BerdoTime levert tijdsystemen voor…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 2 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 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 “atomic time clock manufacturers”. 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 107 atomic time clock manufacturers worldwide
See the full list, filter by size, metro and specialty, and access 231 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Atomic time clock manufacturers worldwide at a glance
As of Sep 29, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for atomic time clock manufacturers are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “atomic time clock manufacturers” 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 231 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 29, 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.
Atomic time clock manufacturers by location
1 lists · largest firstEvery Atomic time clock manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “atomic time clock manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many atomic time clock manufacturers are there worldwide?
RevenueBase identified 107 company matches for atomic time clock manufacturers worldwide 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?
Symmetricom IS NOW Microsemi tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most atomic time clock manufacturers?
The United States leads with 28 companies. Every atomic time clock manufacturers list by country and city is linked on this page.
Which city has the most atomic time clock manufacturers?
London leads with 3 company records, followed by Birmingham (2) and Medfield (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 231 professional contacts with verified work emails tracked across these 107 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 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 107 atomic time clock manufacturers 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 25 atomic time clock manufacturers worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 107 matching company records for atomic time clock manufacturers worldwide, with 1,294 tracked contacts and 231 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 29, 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 atomic time clock manufacturers 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 |  Symmetricom IS NOW Microsemimicrosemi.comHQ: Aliso Viejo, CA, United StatesReported employees: 1,001-5,000 | Aliso Viejo, CA, United States | 1,001-5,000 | Exact match | 177 contacts → |
“Symmetricom was acquired by Microsemi Corporation in November 2013.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Primexprimexinc.com HQ: Lake Geneva, WI, United StatesReported employees: 51-200 | Lake Geneva, WI, United States | 51-200 | Exact match | 88 contacts → |
“Primex is a global market leader of synchronized time, advanced monitoring and facility compliance technologies that improve operational efficiency and reduce risk for Healthcare…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  American Timeamerican-time.comHQ: Dassel, MN, IndiaReported employees: 51-200 | Dassel, MN, India | 51-200 | Exact match | 59 contacts → |
“Time is not a commodity.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Sapling, INCsapling-inc.com HQ: Warminster, PA, United KingdomReported employees: 51-200 | Warminster, PA, United Kingdom | 51-200 | Exact match | 47 contacts → |
“Sapling is a leading manufacturer in synchronized clock systems and time zone clocks.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Gorgy Timegorgy-time.com HQ: La Mure D'isère, FranceReported employees: 51-200 | La Mure D'isère, France | 51-200 | Exact match | 46 contacts → |
“Gorgy Time is a leader in time & frequency synchronisation solutions and time display.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Brandywine Communicationsbrandywinecomm.com HQ: Santa Ana, CA, United StatesReported employees: 11-50 | Santa Ana, CA, United States | 11-50 | Exact match | 39 contacts → |
“Brandywine Communications is the premier supplier of GPS and time code based precision time and frequency products.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Quantx Labsquantxlabs.com HQ: Adelaide, AustraliaReported employees: 11-50 | Adelaide, Australia | 11-50 | Exact match | 34 contacts → |
“QuantX Labs is the premier, sovereign provider of high precision timing and sensor products used in defence, space and critical infrastructure.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Hoptroffhoptroff.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 30 contacts → |
“We provide plug-and-play software solutions that deliver 1588 precision time protocol and time synchronisation for businesses worldwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Masterclock, INCmasterclock.com HQ: St. Charles, MO, United StatesReported employees: 11-50 | St. Charles, MO, United States | 11-50 | Exact match | 22 contacts → |
“Masterclock designs and manufactures a variety of precise timekeeping products to keep both facilities and people synchronized.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Chelsea Clockchelseaclock.com HQ: Chelsea, MA, United StatesReported employees: 11-50 | Chelsea, MA, United States | 11-50 | Exact match | 17 contacts → |
“Founded in 1897, Chelsea Clock is the oldest and one of the largest clock making companies in the United States.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Pendulum Instrumentspendulum-instruments.com HQ: Banino, RussiaReported employees: 11-50 | Banino, Russia | 11-50 | Exact match | 14 contacts → |
“Pendulum Instruments is a supplier of solutions for calibration, measurement and analysis of time & frequency related parameters.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Novus Power Products LLCnovuspower.com HQ: Independence, MO, United StatesReported employees: 11-50 | Independence, MO, United States | 11-50 | Exact match | 11 contacts → |
“NOVUS is a United States Original Brand Manufacturer of precision timing products, including Rubidium and GNSS locked frequency references, PTP/NTP time servers, distribution…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Tekron Internationalmicrochip.comHQ: Lower Hutt, New ZealandReported employees: 11-50 | Lower Hutt, New Zealand | 11-50 | Exact match | 10 contacts → |
“Industrial networks need precision timing to accurately track events and make sure everything runs smoothly.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Electric Time Company, INCelectrictime.com HQ: Medfield, MA, United StatesReported employees: 51-200 | Medfield, MA, United States | 51-200 | Exact match | 10 contacts → |
“For over 80 years, Electric Time® has been a master in the art of handcrafted clock manufacture and design.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Bürk Mobatime Gmbhbuerk-mobatime.de HQ: Villingen-schwenningen, GermanyReported employees: 11-50 | Villingen-schwenningen, Germany | 11-50 | Exact match | 9 contacts → |
“Traditional company with a future!” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Precise Time & Frequency, LLCptf-llc.com HQ: Wakefield, MA, United StatesReported employees: 11-50 | Wakefield, MA, United States | 11-50 | Exact match | 8 contacts → |
“Precise Time and Frequency, LLC is part of the LGL Group, along with sister company MtronPTI.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Mobatime India Private Limitedmobatime.in HQ: Noida (west), IndiaReported employees: 1-10 | Noida (west), India | 1-10 | Exact match | 8 contacts → |
“MOBATIME is one of the world’s leading centre of expertise for precise synchronization, clock systems, time distribution, time reference systems and displays.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Hermle Black Forest Clockshermleclock.com HQ: United StatesReported employees: 11-50 | United States | 11-50 | Exact match | 6 contacts → |
“Hermle Black Forest Clocks offers exceptional quality, superior service and the longest warranty at a lower cost.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Medieval Indiamedievalindia.in HQ: IndiaReported employees: 1-10 | India | 1-10 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 20 | Sincron Sistemisincron-sistemi.it HQ: Gessate, United StatesReported employees: 1-10 | Gessate, United States | 1-10 | Exact match | 4 contacts → |
“In, comprendiamo che le esigenze di sincronizzazione di tempo e frequenza sono uniche quanto i settori che serviamo.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Timing Irelandtimingireland.ie HQ: Dublin, IrelandReported employees: 1-10 | Dublin, Ireland | 1-10 | Exact match | 4 contacts → |
“Timing Ireland, which was founded in 1982, is an Irish company which specialises in precision timing equipment.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Westcloxnylholdings.com HQ: Valley Stream, NY, United StatesReported employees: 11-50 | Valley Stream, NY, United States | 11-50 | Exact match | 4 contacts → |
“Westclox was originally established in 1884 as United Clock Company of Peru, Illinois based on a new, innovative idea by Charles Stahlberg.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Qulsar, INCqulsar.com HQ: San Jose, CA, United StatesReported employees: 11-50 | San Jose, CA, United States | 11-50 | Exact match | 4 contacts → |
“Qulsar activates new applications and capabilities made possible by precisely synchronized time.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Berdotime BVberdo.nl HQ: Eemnes, NetherlandsReported employees: 11-50 | Eemnes, Netherlands | 11-50 | Exact match | 2 contacts → |
“Berdo is producent en leverancier van - Tijdsystemen - Klokken - moederklokken - Twemco kalenderklok - Mobatime uurwerken - Wharton timedisplays BerdoTime levert tijdsystemen voor…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Philipp Hörz Gmbhphilipp-hoerz.com HQ: Roggenburg, GermanyReported employees: 1-10 | Roggenburg, Germany | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 107 company matches
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Atomic time clock manufacturers: dataset insights
September 29, 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
105 records in the displayed employee bands.
2 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 107 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 29, 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 ↗
Atomic time clock manufacturers by location
1 lists · largest firstEvery Atomic time clock manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for atomic time clock manufacturers?
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 atomic time clock manufacturers did RevenueBase find worldwide?
The saved snapshot records 107 matching company records, 1,294 tracked contacts and 231 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 29, 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 atomic time clock manufacturers worldwide. Snapshot: September 29, 2026. https://revenuebase.ai/companies/browse/atomic-time-clock-manufacturers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 atomic time clock manufacturers worldwide
RevenueBase records 107 matching company records for atomic time clock manufacturers worldwide, with 1,294 tracked contacts and 231 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 29, 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 atomic time clock manufacturers 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 | Symmetricom IS NOW Microsemimicrosemi.com HQ: Aliso Viejo, CA, United StatesReported employees: 1,001-5,000 | Aliso Viejo, CA, United States | 1,001-5,000 | Exact match | 177 contacts → |
“Symmetricom was acquired by Microsemi Corporation in November 2013.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Primexprimexinc.com HQ: Lake Geneva, WI, United StatesReported employees: 51-200 | Lake Geneva, WI, United States | 51-200 | Exact match | 88 contacts → |
“Primex is a global market leader of synchronized time, advanced monitoring and facility compliance technologies that improve operational efficiency and reduce risk for Healthcare…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | American Timeamerican-time.com HQ: Dassel, MN, IndiaReported employees: 51-200 | Dassel, MN, India | 51-200 | Exact match | 59 contacts → |
“Time is not a commodity.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Sapling, INCsapling-inc.com HQ: Warminster, PA, United KingdomReported employees: 51-200 | Warminster, PA, United Kingdom | 51-200 | Exact match | 47 contacts → |
“Sapling is a leading manufacturer in synchronized clock systems and time zone clocks.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Gorgy Timegorgy-time.com HQ: La Mure D'isère, FranceReported employees: 51-200 | La Mure D'isère, France | 51-200 | Exact match | 46 contacts → |
“Gorgy Time is a leader in time & frequency synchronisation solutions and time display.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Brandywine Communicationsbrandywinecomm.com HQ: Santa Ana, CA, United StatesReported employees: 11-50 | Santa Ana, CA, United States | 11-50 | Exact match | 39 contacts → |
“Brandywine Communications is the premier supplier of GPS and time code based precision time and frequency products.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Quantx Labsquantxlabs.com HQ: Adelaide, AustraliaReported employees: 11-50 | Adelaide, Australia | 11-50 | Exact match | 34 contacts → |
“QuantX Labs is the premier, sovereign provider of high precision timing and sensor products used in defence, space and critical infrastructure.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Hoptroffhoptroff.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 30 contacts → |
“We provide plug-and-play software solutions that deliver 1588 precision time protocol and time synchronisation for businesses worldwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Masterclock, INCmasterclock.com HQ: St. Charles, MO, United StatesReported employees: 11-50 | St. Charles, MO, United States | 11-50 | Exact match | 22 contacts → |
“Masterclock designs and manufactures a variety of precise timekeeping products to keep both facilities and people synchronized.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Chelsea Clockchelseaclock.com HQ: Chelsea, MA, United StatesReported employees: 11-50 | Chelsea, MA, United States | 11-50 | Exact match | 17 contacts → |
“Founded in 1897, Chelsea Clock is the oldest and one of the largest clock making companies in the United States.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Pendulum Instrumentspendulum-instruments.com HQ: Banino, RussiaReported employees: 11-50 | Banino, Russia | 11-50 | Exact match | 14 contacts → |
“Pendulum Instruments is a supplier of solutions for calibration, measurement and analysis of time & frequency related parameters.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Novus Power Products LLCnovuspower.com HQ: Independence, MO, United StatesReported employees: 11-50 | Independence, MO, United States | 11-50 | Exact match | 11 contacts → |
“NOVUS is a United States Original Brand Manufacturer of precision timing products, including Rubidium and GNSS locked frequency references, PTP/NTP time servers, distribution…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Tekron Internationalmicrochip.com HQ: Lower Hutt, New ZealandReported employees: 11-50 | Lower Hutt, New Zealand | 11-50 | Exact match | 10 contacts → |
“Industrial networks need precision timing to accurately track events and make sure everything runs smoothly.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Electric Time Company, INCelectrictime.com HQ: Medfield, MA, United StatesReported employees: 51-200 | Medfield, MA, United States | 51-200 | Exact match | 10 contacts → |
“For over 80 years, Electric Time® has been a master in the art of handcrafted clock manufacture and design.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Bürk Mobatime Gmbhbuerk-mobatime.de HQ: Villingen-schwenningen, GermanyReported employees: 11-50 | Villingen-schwenningen, Germany | 11-50 | Exact match | 9 contacts → |
“Traditional company with a future!” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Precise Time & Frequency, LLCptf-llc.com HQ: Wakefield, MA, United StatesReported employees: 11-50 | Wakefield, MA, United States | 11-50 | Exact match | 8 contacts → |
“Precise Time and Frequency, LLC is part of the LGL Group, along with sister company MtronPTI.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Mobatime India Private Limitedmobatime.in HQ: Noida (west), IndiaReported employees: 1-10 | Noida (west), India | 1-10 | Exact match | 8 contacts → |
“MOBATIME is one of the world’s leading centre of expertise for precise synchronization, clock systems, time distribution, time reference systems and displays.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Hermle Black Forest Clockshermleclock.com HQ: United StatesReported employees: 11-50 | United States | 11-50 | Exact match | 6 contacts → |
“Hermle Black Forest Clocks offers exceptional quality, superior service and the longest warranty at a lower cost.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Medieval Indiamedievalindia.in HQ: IndiaReported employees: 1-10 | India | 1-10 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 20 | Sincron Sistemisincron-sistemi.it HQ: Gessate, United StatesReported employees: 1-10 | Gessate, United States | 1-10 | Exact match | 4 contacts → |
“In, comprendiamo che le esigenze di sincronizzazione di tempo e frequenza sono uniche quanto i settori che serviamo.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Timing Irelandtimingireland.ie HQ: Dublin, IrelandReported employees: 1-10 | Dublin, Ireland | 1-10 | Exact match | 4 contacts → |
“Timing Ireland, which was founded in 1982, is an Irish company which specialises in precision timing equipment.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Westcloxnylholdings.com HQ: Valley Stream, NY, United StatesReported employees: 11-50 | Valley Stream, NY, United States | 11-50 | Exact match | 4 contacts → |
“Westclox was originally established in 1884 as United Clock Company of Peru, Illinois based on a new, innovative idea by Charles Stahlberg.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Qulsar, INCqulsar.com HQ: San Jose, CA, United StatesReported employees: 11-50 | San Jose, CA, United States | 11-50 | Exact match | 4 contacts → |
“Qulsar activates new applications and capabilities made possible by precisely synchronized time.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Berdotime BVberdo.nl HQ: Eemnes, NetherlandsReported employees: 11-50 | Eemnes, Netherlands | 11-50 | Exact match | 2 contacts → |
“Berdo is producent en leverancier van - Tijdsystemen - Klokken - moederklokken - Twemco kalenderklok - Mobatime uurwerken - Wharton timedisplays BerdoTime levert tijdsystemen voor…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Philipp Hörz Gmbhphilipp-hoerz.com HQ: Roggenburg, GermanyReported employees: 1-10 | Roggenburg, Germany | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 107 company matches
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Atomic time clock manufacturers: dataset insights
September 29, 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
105 records in the displayed employee bands.
2 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 107 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 29, 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 ↗
Atomic time clock manufacturers by location
1 lists · largest firstEvery Atomic time clock manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for atomic time clock manufacturers?
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 atomic time clock manufacturers did RevenueBase find worldwide?
The saved snapshot records 107 matching company records, 1,294 tracked contacts and 231 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 29, 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
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Cite this list
RevenueBase Data Team. Top 25 atomic time clock manufacturers worldwide. Snapshot: September 29, 2026. https://revenuebase.ai/companies/browse/atomic-time-clock-manufacturers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗