Company lists · Data refreshed October 2026
Top 25 Frequency calibrators suppliers based in the United States
RevenueBase identified 51 company matches for frequency calibrators suppliers associated with the United States as of October 2026 and tracks 1,550 professional contacts across them, including 679 with verified work emails. Gaithersburg is the largest hub.
This list covers company matches for frequency calibrators suppliers associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 25, 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 frequency calibrators suppliers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 698 contacts → | ||||
Exact match “At Transcat, we are the global leader in test and measurement equipment and calibration services for highly technical industries, including life sciences, power generation…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 2 | 513 contacts → | ||||
Exact match “Micro Precision Calibration is a global leader offering customers around the world an easy path to instrument calibration services, standards compliance testing, equipment repair…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 3 | 33 contacts → | ||||
Exact match “Electrical Test Instruments (ETI) is a leader in the calibration, repair, and sale of test and measurement equipment.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 4 | 32 contacts → | ||||
Exact match “Precision Metrology has been in the calibration business for 31 years with 80 employees servicing customers throughout the US, Puerto Rico and Mexico.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 5 | 22 contacts → | ||||
Exact match “Fluke Calibration is a leader in precision calibration instrumentation and software for electrical, temperature, pressure, flow and RF measurements.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 6 | 17 contacts → | ||||
Exact match “Excalibur may be the only call you’ll need to make for test and measurement.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 7 | 16 contacts → | ||||
Exact match “From Food Safety to High Power Calibration, TEGAM / Advanced Energy aims to meet your measurement needs.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 8 | 14 contacts → | ||||
Exact match “Tra-Cal is a leading ISO-17025 accredited calibration lab serving 200+ customers including NASA, the DoD, Research Institutions, Satellite and Telecommunications providers, Life…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 9 | 14 contacts → | ||||
Exact match “Practical Instruments Electronics PIE’s mission is to build “Practical” or “E-Z as-PIE” calibrators for consumers in the field.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 10 | 12 contacts → | ||||
Exact match “OCS Technologies was founded as Ohio Counting Scale in 1930 and has grown into a multi-disciplined calibration service provider and leading product distributor today.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 11 | 11 contacts → | ||||
Exact match “We shall provide superior calibration and repair services while continuously improving customer service and excellence in quality and reliability.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 12 | 10 contacts → | ||||
Exact match “THERMO-TEMP, INCORPORATED is YOUR CALIBRATION RESOURCE!” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 13 | 10 contacts → | ||||
Exact match “Scantek, Inc.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 14 | 8 contacts → | ||||
Exact match “For 50 years, we have provided comprehensive calibration services across the United States.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 15 | 7 contacts → | ||||
Exact match “Accura Calibration is a service-oriented calibration lab specializing in a wide range of measurement and test equipment.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 16 | 7 contacts → | ||||
Exact match “Calibration Management Our Calibration Management Programs Include: • New state of the art cal lab.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 17 | 6 contacts → | ||||
Exact match “A Tech Authority specializes in sales, service and calibration of measurement equipment and machine tools used in the manufacturing industry.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 18 | 6 contacts → | ||||
Exact match “Serving as an asset to countless businesses in a variety of industries, Tru Cal International has specialized in test equipment calibration since 1992.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 19 | 4 contacts → | ||||
Exact match “Since 2004, REED Instruments has been providing quality portable precision test and measurement instruments.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 20 | 3 contacts → | ||||
Exact match “Providing you with the highest quality onsite precision calibration, repairs and re-calibration services for a wide range of laboratory, electronic, manufacturing and industrial…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 21 | 2 contacts → | ||||
Exact match “Welcome to the Tulsa Calibration company, Precision Calibrations.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 22 | 1 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 23 | 1 contacts → | ||||
Exact match “Set Point Calibration, LLC is a Las Vegas, NV based metrology equipment calibration corporation.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 24 | 1 contacts → | ||||
Exact match “Ehret Tool Calibration is a company based out of 316 E 4th St, Royal Oak, Michigan, United States.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 25 | 1 contacts → | ||||
Exact match “Skorchtek, LLC specializes in providing accurate calibration as well as high quality equipment in the test and measurement field” Recorded in the RevenueBase company graph · Oct 25, 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 “frequency calibrators 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 25 of 51 frequency calibrators suppliers based in the United States
See the full list, filter by size, metro and specialty, and access 679 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Frequency calibrators suppliers based in the United States at a glance
As of Oct 25, 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 51 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 “frequency calibrators suppliers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 679 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 25, 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 “frequency calibrators suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many frequency calibrators suppliers are there based in the United States?
RevenueBase identified 51 company matches for frequency calibrators suppliers associated with the United States as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Transcat tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most frequency calibrators suppliers?
Gaithersburg leads with 3 company records, followed by Houston (2) and Webster (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 679 professional contacts with verified work emails tracked across these 51 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 25, 2026.
Ready to reach these companies? Verified emails and direct dials for all 51 frequency calibrators suppliers based in the United States. Start with a free account, no credit card.
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Frequency calibrators suppliers by geography
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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Frequency calibrators suppliers based in Brazil
- 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 frequency calibrators suppliers 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 51 matching company records for frequency calibrators suppliers based in the United States, with 1,550 tracked contacts and 679 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: October 25, 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 frequency calibrators suppliers 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 |  Transcattranscat.comHQ: Rochester, NY, United StatesReported employees: 501-1,000 | Rochester, NY, United States | 501-1,000 | Exact match | 698 contacts → |
“At Transcat, we are the global leader in test and measurement equipment and calibration services for highly technical industries, including life sciences, power generation…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Micro Precision Calibrationmicroprecision.comHQ: Grass Valley, CA, United StatesReported employees: 201-500 | Grass Valley, CA, United States | 201-500 | Exact match | 513 contacts → |
“Micro Precision Calibration is a global leader offering customers around the world an easy path to instrument calibration services, standards compliance testing, equipment repair…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  ETI Precisionetiprecision.comHQ: Frederick, MD, United StatesReported employees: 51-200 | Frederick, MD, United States | 51-200 | Exact match | 33 contacts → |
“Electrical Test Instruments (ETI) is a leader in the calibration, repair, and sale of test and measurement equipment.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Precision Metrology, INCprecisionmetrology.com HQ: Milwaukee, WI, United StatesReported employees: 51-200 | Milwaukee, WI, United States | 51-200 | Exact match | 32 contacts → |
“Precision Metrology has been in the calibration business for 31 years with 80 employees servicing customers throughout the US, Puerto Rico and Mexico.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Fluke Calibrationflukecal.com HQ: Everett, WA, United StatesReported employees: 1,001-5,000 | Everett, WA, United States | 1,001-5,000 | Exact match | 22 contacts → |
“Fluke Calibration is a leader in precision calibration instrumentation and software for electrical, temperature, pressure, flow and RF measurements.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Excalibur Engineering, INCexcaliburengineering.com HQ: Irvine, CA, United StatesReported employees: 11-50 | Irvine, CA, United States | 11-50 | Exact match | 17 contacts → |
“Excalibur may be the only call you’ll need to make for test and measurement.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Tegam Advanced Energytegam.com HQ: Geneva, OH, United StatesReported employees: 51-200 | Geneva, OH, United States | 51-200 | Exact match | 16 contacts → |
“From Food Safety to High Power Calibration, TEGAM / Advanced Energy aims to meet your measurement needs.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Tra-Caltra-cal.com HQ: Gaithersburg, MD, United StatesReported employees: 11-50 | Gaithersburg, MD, United States | 11-50 | Exact match | 14 contacts → |
“Tra-Cal is a leading ISO-17025 accredited calibration lab serving 200+ customers including NASA, the DoD, Research Institutions, Satellite and Telecommunications providers, Life…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | PIE Calibratorspiecal.com HQ: Webster, NY, United StatesReported employees: 11-50 | Webster, NY, United States | 11-50 | Exact match | 14 contacts → |
“Practical Instruments Electronics PIE’s mission is to build “Practical” or “E-Z as-PIE” calibrators for consumers in the field.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | OCS Technologiesocscal.com HQ: Cleveland, OH, United StatesReported employees: 11-50 | Cleveland, OH, United States | 11-50 | Exact match | 12 contacts → |
“OCS Technologies was founded as Ohio Counting Scale in 1930 and has grown into a multi-disciplined calibration service provider and leading product distributor today.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Hayes Instrument Servicehayesinstruments.com HQ: Billerica, MA, United StatesReported employees: 11-50 | Billerica, MA, United States | 11-50 | Exact match | 11 contacts → |
“We shall provide superior calibration and repair services while continuously improving customer service and excellence in quality and reliability.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Thermo-Temp, Incorporatedthermotemp.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 10 contacts → |
“THERMO-TEMP, INCORPORATED is YOUR CALIBRATION RESOURCE!” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Scantek INCscantekinc.com HQ: Columbia, MD, United StatesReported employees: 1-10 | Columbia, MD, United States | 1-10 | Exact match | 10 contacts → |
“Scantek, Inc.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Standard Meter Lab, INCsml-inc.com HQ: Livermore, CA, United StatesReported employees: 11-50 | Livermore, CA, United States | 11-50 | Exact match | 8 contacts → |
“For 50 years, we have provided comprehensive calibration services across the United States.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Accura Calibrationaccuracal.com HQ: Garland, TX, United StatesReported employees: 11-50 | Garland, TX, United States | 11-50 | Exact match | 7 contacts → |
“Accura Calibration is a service-oriented calibration lab specializing in a wide range of measurement and test equipment.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | RMS Quality Services, INC Division Of Martin Calibrationrmsqualityservices.com HQ: Sturtevant, WI, United StatesReported employees: 11-50 | Sturtevant, WI, United States | 11-50 | Exact match | 7 contacts → |
“Calibration Management Our Calibration Management Programs Include: • New state of the art cal lab.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | A Tech Authority, INCatechauthority.com HQ: Chino, CA, United StatesReported employees: 1-10 | Chino, CA, United States | 1-10 | Exact match | 6 contacts → |
“A Tech Authority specializes in sales, service and calibration of measurement equipment and machine tools used in the manufacturing industry.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | TRU CAL International INCtrucal.com HQ: Bensenville, IL, United StatesReported employees: 1-10 | Bensenville, IL, United States | 1-10 | Exact match | 6 contacts → |
“Serving as an asset to countless businesses in a variety of industries, Tru Cal International has specialized in test equipment calibration since 1992.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Reed Instrumentsreedinstruments.com HQ: Wilmington, NC, United StatesReported employees: 11-50 | Wilmington, NC, United States | 11-50 | Exact match | 4 contacts → |
“Since 2004, REED Instruments has been providing quality portable precision test and measurement instruments.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Hudson, NH, United StatesReported employees: 11-50 | Hudson, NH, United States | 11-50 | Exact match | 3 contacts → |
“Providing you with the highest quality onsite precision calibration, repairs and re-calibration services for a wide range of laboratory, electronic, manufacturing and industrial…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Precision Calibrationsprecisioncalibrations.com HQ: Claremore, OK, United StatesReported employees: 1-10 | Claremore, OK, United States | 1-10 | Exact match | 2 contacts → |
“Welcome to the Tulsa Calibration company, Precision Calibrations.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Enviren Calibrations LLCenvirencalibrations.com HQ: Binghamton, NY, United StatesReported employees: 11-50 | Binghamton, NY, United States | 11-50 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 23 | SET Point Calibration, LLCpowerfreq.com HQ: Las Vegas, NV, United StatesReported employees: 1-10 | Las Vegas, NV, United States | 1-10 | Exact match | 1 contacts → |
“Set Point Calibration, LLC is a Las Vegas, NV based metrology equipment calibration corporation.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Ehret Tool Calibrationehret-tool.com HQ: Royal Oak, MI, United StatesReported employees: 1-10 | Royal Oak, MI, United States | 1-10 | Exact match | 1 contacts → |
“Ehret Tool Calibration is a company based out of 316 E 4th St, Royal Oak, Michigan, United States.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Skorchtek, LLCskorchtek.com HQ: Holland, MI, United StatesReported employees: 1-10 | Holland, MI, United States | 1-10 | Exact match | 1 contacts → |
“Skorchtek, LLC specializes in providing accurate calibration as well as high quality equipment in the test and measurement field” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 51 company matches
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Frequency calibrators suppliers: dataset insights
October 25, 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
51 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 51 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 25, 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 frequency calibrators 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 frequency calibrators suppliers did RevenueBase find based in the United States?
The saved snapshot records 51 matching company records, 1,550 tracked contacts and 679 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: October 25, 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
Frequency calibrators suppliers by geography
Cite this list
RevenueBase Data Team. Top 25 frequency calibrators suppliers based in the United States. Snapshot: October 25, 2026. https://revenuebase.ai/companies/frequency-calibrators-suppliers/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
- Frequency calibrators suppliers based in Brazil
- 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 frequency calibrators suppliers based in the United States
RevenueBase records 51 matching company records for frequency calibrators suppliers based in the United States, with 1,550 tracked contacts and 679 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: October 25, 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 frequency calibrators suppliers 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 | Transcattranscat.com HQ: Rochester, NY, United StatesReported employees: 501-1,000 | Rochester, NY, United States | 501-1,000 | Exact match | 698 contacts → |
“At Transcat, we are the global leader in test and measurement equipment and calibration services for highly technical industries, including life sciences, power generation…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Micro Precision Calibrationmicroprecision.com HQ: Grass Valley, CA, United StatesReported employees: 201-500 | Grass Valley, CA, United States | 201-500 | Exact match | 513 contacts → |
“Micro Precision Calibration is a global leader offering customers around the world an easy path to instrument calibration services, standards compliance testing, equipment repair…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | ETI Precisionetiprecision.com HQ: Frederick, MD, United StatesReported employees: 51-200 | Frederick, MD, United States | 51-200 | Exact match | 33 contacts → |
“Electrical Test Instruments (ETI) is a leader in the calibration, repair, and sale of test and measurement equipment.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Precision Metrology, INCprecisionmetrology.com HQ: Milwaukee, WI, United StatesReported employees: 51-200 | Milwaukee, WI, United States | 51-200 | Exact match | 32 contacts → |
“Precision Metrology has been in the calibration business for 31 years with 80 employees servicing customers throughout the US, Puerto Rico and Mexico.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Fluke Calibrationflukecal.com HQ: Everett, WA, United StatesReported employees: 1,001-5,000 | Everett, WA, United States | 1,001-5,000 | Exact match | 22 contacts → |
“Fluke Calibration is a leader in precision calibration instrumentation and software for electrical, temperature, pressure, flow and RF measurements.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Excalibur Engineering, INCexcaliburengineering.com HQ: Irvine, CA, United StatesReported employees: 11-50 | Irvine, CA, United States | 11-50 | Exact match | 17 contacts → |
“Excalibur may be the only call you’ll need to make for test and measurement.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Tegam Advanced Energytegam.com HQ: Geneva, OH, United StatesReported employees: 51-200 | Geneva, OH, United States | 51-200 | Exact match | 16 contacts → |
“From Food Safety to High Power Calibration, TEGAM / Advanced Energy aims to meet your measurement needs.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Tra-Caltra-cal.com HQ: Gaithersburg, MD, United StatesReported employees: 11-50 | Gaithersburg, MD, United States | 11-50 | Exact match | 14 contacts → |
“Tra-Cal is a leading ISO-17025 accredited calibration lab serving 200+ customers including NASA, the DoD, Research Institutions, Satellite and Telecommunications providers, Life…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | PIE Calibratorspiecal.com HQ: Webster, NY, United StatesReported employees: 11-50 | Webster, NY, United States | 11-50 | Exact match | 14 contacts → |
“Practical Instruments Electronics PIE’s mission is to build “Practical” or “E-Z as-PIE” calibrators for consumers in the field.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | OCS Technologiesocscal.com HQ: Cleveland, OH, United StatesReported employees: 11-50 | Cleveland, OH, United States | 11-50 | Exact match | 12 contacts → |
“OCS Technologies was founded as Ohio Counting Scale in 1930 and has grown into a multi-disciplined calibration service provider and leading product distributor today.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Hayes Instrument Servicehayesinstruments.com HQ: Billerica, MA, United StatesReported employees: 11-50 | Billerica, MA, United States | 11-50 | Exact match | 11 contacts → |
“We shall provide superior calibration and repair services while continuously improving customer service and excellence in quality and reliability.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Thermo-Temp, Incorporatedthermotemp.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 10 contacts → |
“THERMO-TEMP, INCORPORATED is YOUR CALIBRATION RESOURCE!” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Scantek INCscantekinc.com HQ: Columbia, MD, United StatesReported employees: 1-10 | Columbia, MD, United States | 1-10 | Exact match | 10 contacts → |
“Scantek, Inc.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Standard Meter Lab, INCsml-inc.com HQ: Livermore, CA, United StatesReported employees: 11-50 | Livermore, CA, United States | 11-50 | Exact match | 8 contacts → |
“For 50 years, we have provided comprehensive calibration services across the United States.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Accura Calibrationaccuracal.com HQ: Garland, TX, United StatesReported employees: 11-50 | Garland, TX, United States | 11-50 | Exact match | 7 contacts → |
“Accura Calibration is a service-oriented calibration lab specializing in a wide range of measurement and test equipment.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | RMS Quality Services, INC Division Of Martin Calibrationrmsqualityservices.com HQ: Sturtevant, WI, United StatesReported employees: 11-50 | Sturtevant, WI, United States | 11-50 | Exact match | 7 contacts → |
“Calibration Management Our Calibration Management Programs Include: • New state of the art cal lab.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | A Tech Authority, INCatechauthority.com HQ: Chino, CA, United StatesReported employees: 1-10 | Chino, CA, United States | 1-10 | Exact match | 6 contacts → |
“A Tech Authority specializes in sales, service and calibration of measurement equipment and machine tools used in the manufacturing industry.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | TRU CAL International INCtrucal.com HQ: Bensenville, IL, United StatesReported employees: 1-10 | Bensenville, IL, United States | 1-10 | Exact match | 6 contacts → |
“Serving as an asset to countless businesses in a variety of industries, Tru Cal International has specialized in test equipment calibration since 1992.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Reed Instrumentsreedinstruments.com HQ: Wilmington, NC, United StatesReported employees: 11-50 | Wilmington, NC, United States | 11-50 | Exact match | 4 contacts → |
“Since 2004, REED Instruments has been providing quality portable precision test and measurement instruments.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Hudson, NH, United StatesReported employees: 11-50 | Hudson, NH, United States | 11-50 | Exact match | 3 contacts → |
“Providing you with the highest quality onsite precision calibration, repairs and re-calibration services for a wide range of laboratory, electronic, manufacturing and industrial…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Precision Calibrationsprecisioncalibrations.com HQ: Claremore, OK, United StatesReported employees: 1-10 | Claremore, OK, United States | 1-10 | Exact match | 2 contacts → |
“Welcome to the Tulsa Calibration company, Precision Calibrations.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Enviren Calibrations LLCenvirencalibrations.com HQ: Binghamton, NY, United StatesReported employees: 11-50 | Binghamton, NY, United States | 11-50 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 23 | SET Point Calibration, LLCpowerfreq.com HQ: Las Vegas, NV, United StatesReported employees: 1-10 | Las Vegas, NV, United States | 1-10 | Exact match | 1 contacts → |
“Set Point Calibration, LLC is a Las Vegas, NV based metrology equipment calibration corporation.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Ehret Tool Calibrationehret-tool.com HQ: Royal Oak, MI, United StatesReported employees: 1-10 | Royal Oak, MI, United States | 1-10 | Exact match | 1 contacts → |
“Ehret Tool Calibration is a company based out of 316 E 4th St, Royal Oak, Michigan, United States.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Skorchtek, LLCskorchtek.com HQ: Holland, MI, United StatesReported employees: 1-10 | Holland, MI, United States | 1-10 | Exact match | 1 contacts → |
“Skorchtek, LLC specializes in providing accurate calibration as well as high quality equipment in the test and measurement field” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 51 company matches
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Frequency calibrators suppliers: dataset insights
October 25, 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
51 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 51 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 25, 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 frequency calibrators 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 frequency calibrators suppliers did RevenueBase find based in the United States?
The saved snapshot records 51 matching company records, 1,550 tracked contacts and 679 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: October 25, 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
Frequency calibrators suppliers by geography
Cite this list
RevenueBase Data Team. Top 25 frequency calibrators suppliers based in the United States. Snapshot: October 25, 2026. https://revenuebase.ai/companies/frequency-calibrators-suppliers/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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