Company lists · Data refreshed September 2026

Top 25 Calibration instrument manufacturers worldwide

Name: Calibration instrument manufacturers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 30, 2026 4,226 companies tracked

RevenueBase identified 4,226 calibration instrument manufacturers worldwide as of September 2026 and tracks 70,476 professional contacts across them, including 19,385 with verified work emails. India is the largest market and Sao Paulo the largest hub.

This list covers calibration instrument manufacturers worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 30, 2026. Country and city lists for calibration instrument manufacturers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 30, 2026 86% judged on-target in blind review

4,226Companies

70,476Contacts tracked

19,385Verified emails

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The 25 largest calibration instrument manufacturers worldwide

Ranked by team size

Top 25 of 4,226 calibration instrument manufacturers worldwide, ranked by team size, largest first. Data refreshed Sep 30, 2026. RevenueBase Smart Search rates how each company's information relates to calibration instrument manufacturers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	NI National Instruments	Indirect evidence	Austin, TX, United StatesHQ checked Sep 30, 2026	5,001-10,000	7,081 contacts →
	Indirect evidence “In 2023, Emerson acquired NI and introduced its new Test & Measurement business group.” Source: RevenueBase Database · checked Sep 30, 2026
2	Wika Group	Indirect evidence	Klingenberg, MexicoHQ checked Sep 30, 2026	10001+	4,549 contacts →
	Indirect evidence “The WIKA Group is a global market leader in pressure and temperature measurement.” Source: RevenueBase Database · checked Sep 30, 2026
3	Trescal	Strong evidence	Paris, FranceHQ checked Sep 30, 2026	5,001-10,000	3,389 contacts →
	Strong evidence “As the global leader in calibration services, we provide precision calibration expertise in every industry, geography and instrument across the world.” Source: RevenueBase Database · checked Sep 30, 2026
4	Tektronix	Partial evidence	Beaverton, OR, United StatesHQ checked Sep 30, 2026	1,001-5,000	3,355 contacts →
	Partial evidence “We design and manufacture test and measurement solutions to break through the walls of complexity and accelerate global innovation.” Source: RevenueBase Database · checked Sep 30, 2026
5	Anritsu	Indirect evidence	Atsugi-shi, JapanHQ checked Sep 30, 2026	1,001-5,000	1,370 contacts →
	Indirect evidence “Since 1895 Anritsu has been leading the way as a pioneer in information communications equipment, contributing to the evolution and development of communications technologies.” Source: RevenueBase Database · checked Sep 30, 2026
6	Vishay Precision Group, Inc. VPG	Indirect evidence	Malvern, PA, United StatesHQ checked Sep 30, 2026	1,001-5,000	1,247 contacts →
	Indirect evidence “As a global leader in precision measurement sensing technologies, VPG addresses an expanding array of applications in which accuracy, reliability, and repeatability make the…” Source: RevenueBase Database · checked Sep 30, 2026
7	TSI Incorporated	Indirect evidence	Shoreview, MN, United StatesHQ checked Sep 30, 2026	501-1,000	1,211 contacts →
	Indirect evidence “TSI Incorporated serves a global market by investigating, identifying and solving measurement problems.” Source: RevenueBase Database · checked Sep 30, 2026
8	Marposs	Indirect evidence	Bentivoglio, ItalyHQ checked Sep 30, 2026	1,001-5,000	1,057 contacts →
	Indirect evidence “Marposs, leading global supplier of precision metrology equipment for shop-floor inspection, measurement and process control solutions, provides- gauging and compensation systems…” Source: RevenueBase Database · checked Sep 30, 2026
9	Transcat	Partial evidence	Rochester, NY, United StatesHQ checked Sep 30, 2026	501-1,000	673 contacts →
	Partial evidence “At Transcat, we are the global leader in test and measurement equipment and calibration services for highly technical industries, including life sciences, power generation…” Source: RevenueBase Database · checked Sep 30, 2026
10	Omega Engineering	Indirect evidence	Norwalk, CT, United StatesHQ checked Sep 30, 2026	501-1,000	582 contacts →
	Indirect evidence “Omega sells more than products used to measure temperature and humidity, flow and level, and pressure.” Source: RevenueBase Database · checked Sep 30, 2026
11	Campbell Scientific	Indirect evidence	Logan, UT, United StatesHQ checked Sep 30, 2026	201-500	560 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026
12	Minebea Intec	Partial evidence	Hamburg, GermanyHQ checked Sep 30, 2026	1,001-5,000	535 contacts →
	Partial evidence “Minebea Intec is an independent business unit within the MinebeaMitsumi Group, a leading global manufacturer of high-precision bearings and components and a supplier of innovative…” Source: RevenueBase Database · checked Sep 30, 2026
13	Micro Precision Calibration	Strong evidence	Grass Valley, CA, United StatesHQ checked Sep 30, 2026	201-500	480 contacts →
	Strong evidence “Micro Precision Calibration is a global leader offering customers around the world an easy path to instrument calibration services, standards compliance testing, equipment repair…” Source: RevenueBase Database · checked Sep 30, 2026
14	Bronkhorst	Partial evidence	Ruurlo, United StatesHQ checked Sep 30, 2026	501-1,000	471 contacts →
	Partial evidence “Bronkhorst is a leading manufacturer of Mass Flow and Pressure Meters / Controllers for gases and liquids.” Source: RevenueBase Database · checked Sep 30, 2026
15	Vega Grieshaber KG	Indirect evidence	Schiltach, GermanyHQ checked Sep 30, 2026	1,001-5,000	449 contacts →
	Indirect evidence “Imprint: http://bit.ly/2ABmNgb VEGA Grieshaber KG is a world leader in the area of level and pressure measurement.” Source: RevenueBase Database · checked Sep 30, 2026
16	Mitutoyo America Corporation	Indirect evidence	Aurora, IL, United StatesHQ checked Sep 30, 2026	201-500	435 contacts →
	Indirect evidence “The world’s largest metrology company was founded in 1934 by Yehan Numata with one product – the micrometer.” Source: RevenueBase Database · checked Sep 30, 2026
17	Brooks Instrument	Indirect evidence	Hatfield, PA, United KingdomHQ checked Sep 30, 2026	501-1,000	416 contacts →
	Indirect evidence “Process control is the key to taking your production beyond ordinary and achieving new levels of performance.” Source: RevenueBase Database · checked Sep 30, 2026
18	Simco Electronics	Partial evidence	Santa Clara, CA, United StatesHQ checked Sep 30, 2026	201-500	391 contacts →
	Partial evidence “SIMCO Electronics is a leading provider of calibration, repair, and software services for manufacturing, life science, and technology organizations.” Source: RevenueBase Database · checked Sep 30, 2026
19	Ashcroft INC	Indirect evidence	Stratford, CT, United StatesHQ checked Sep 30, 2026	1,001-5,000	381 contacts →
	Indirect evidence “Ashcroft \| Industrial Measurement & Control Solutions For over 170 years, Ashcroft has been the trusted global resource for industrial measurement and control.” Source: RevenueBase Database · checked Sep 30, 2026
20	Conaut	Partial evidence	Embu Das Artes, BrazilHQ checked Sep 30, 2026	201-500	349 contacts →
	Partial evidence “Founded in 1962, CONAUT is today a reference in the automation and instrumentation segments, operating in various industrial segments.” Source: RevenueBase Database · checked Sep 30, 2026
21	RADIX	Partial evidence	IndiaHQ checked Sep 30, 2026	201-500	311 contacts →
	Partial evidence “Radix is a leading Indian process instrumentation company.” Source: RevenueBase Database · checked Sep 30, 2026
22	Baker Gauges India Pvt. LTD	Indirect evidence	Pune, IndiaHQ checked Sep 30, 2026	501-1,000	257 contacts →
	Indirect evidence “Baker Gauges India Pvt.” Source: RevenueBase Database · checked Sep 30, 2026
23	Chauvin Arnoux	Indirect evidence	Asnieres-Sur-Seine, FranceHQ checked Sep 30, 2026	501-1,000	251 contacts →
	Indirect evidence “Chauvin Arnoux est un groupe industriel qui dispose aujourd'hui d'une offre produits complète dans le domaine de la mesure.” Source: RevenueBase Database · checked Sep 30, 2026
24	Nordson Measurement & Control Solutions	Indirect evidence	Dayton, OH, United StatesHQ checked Sep 30, 2026	201-500	244 contacts →
	Indirect evidence “Nordson Measurement & Control Solutions (formerly NDC Technologies) is a leading global provider of intelligent, connected gauging systems.” Source: RevenueBase Database · checked Sep 30, 2026
25	Beamex	Partial evidence	Pietarsaari, FinlandHQ checked Sep 30, 2026	201-500	243 contacts →
	Partial evidence “Since its founding in 1975, Beamex has been a trusted partner for calibration excellence, helping its customers to continuously improve efficiency, ensure compliance, and increase…” Source: RevenueBase Database · checked Sep 30, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: calibration instrument manufacturers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names calibration instrument manufacturers.
Partial evidence: Its own public description names part of calibration instrument manufacturers, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name calibration instrument manufacturers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 4,226 calibration instrument manufacturers worldwide

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Calibration instrument manufacturers worldwide at a glance

As of Sep 30, 2026

27.5%Verified-email coverage

16.7Average contacts per company

11-50Median size (employees)

2.0%Largest-city concentration · Sao Paulo

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

1,686

11-50

1,632

51-200

657

201-500

136

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among calibration instrument manufacturers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage: Every country. Country and city lists for calibration instrument manufacturers are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “calibration instrument manufacturers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names calibration instrument manufacturers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among calibration instrument manufacturers, and records with no verified work email.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 19,385 across the full list. 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 30, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Calibration instrument manufacturers by location

19 lists · largest first

Every Calibration instrument 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names calibration instrument manufacturers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many calibration instrument manufacturers are there worldwide?

RevenueBase identified 4,226 calibration instrument manufacturers worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

NI National Instruments, headquartered in Austin, tops this list with the largest team on record.

Which country has the most calibration instrument manufacturers?

India leads with 637 companies, followed by the United States (573) and Brazil (304). Every calibration instrument manufacturers list by country and city is linked on this page.

Which city has the most calibration instrument manufacturers?

Sao Paulo leads with 83 headquartered companies, followed by Pune (65) and Mumbai (50).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 19,385 verified decision-maker contacts tracked across these 4,226 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 30, 2026.

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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 Smart Search, 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.