Company lists · Data refreshed October 2026

Top 25 Calibration sources suppliers based in the United Kingdom

Name: Calibration sources suppliers based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 23, 2026 108 companies tracked

RevenueBase identified 108 company matches for calibration sources suppliers associated with the United Kingdom as of October 2026 and tracks 1,445 professional contacts across them, including 636 with verified work emails. London is the largest hub.

This list covers company matches for calibration sources suppliers associated with the United Kingdom, 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 23, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 23, 2026 How this list was built

108Companies

1,445Contacts tracked

636Verified emails

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The 25 largest calibration sources suppliers based in the United Kingdom

Ranked by team size

Top 25 of 108 company matches for calibration sources suppliers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 23, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	LGC Standards	Exact match	Teddington, United KingdomHQ recorded Oct 23, 2026	201-500	497 contacts →
	Exact match “LGC Standards provides products and services to improve measurement and quality control within the laboratory, and is part of LGC, whose LGC Science & Technology Division acts as…” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
2	Stanhope-Seta	Exact match	Surrey, United KingdomHQ recorded Oct 23, 2026	51-200	69 contacts →
	Exact match “Stanhope-Seta design and manufacture Laboratory test instruments for quality control, product consistency, research, calibration and analysis.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
3	PST IS NOW Dwyeromega	Exact match	Ely, United KingdomHQ recorded Oct 23, 2026	1,001-5,000	60 contacts →
	Exact match “Process Sensing Technologies (PST) is now DwyerOmega!” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
4	British Rototherm Group	Exact match	Port Talbot, United KingdomHQ recorded Oct 23, 2026	201-500	55 contacts →
	Exact match “We are the British Rototherm Group and we have been designing the world's most accurate measurement solutions since the 1840's.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
5	TORUS	Exact match	Telford, United KingdomHQ recorded Oct 23, 2026	51-200	50 contacts →
	Exact match “The Torus name has been recognized as a leader in measurement, automation, metrology and manufacturing for over 20 years.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
6	Effectech	Exact match	Uttoxeter, United KingdomHQ recorded Oct 23, 2026	11-50	36 contacts →
	Exact match “EffecTech is a global leading provider of accredited calibration and testing services to the oil, gas and power industries.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
7	Isotech	Exact match	Southport, United KingdomHQ recorded Oct 23, 2026	51-200	36 contacts →
	Exact match “Temperature Calibration Equipment & Services Isotech is a world leader in temperature calibration with over 45 years' experience in the design, manufacture and use of temperature…” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
8	Avon-Dynamic Calibration LTD	Exact match	Bristol, United KingdomHQ recorded Oct 23, 2026	51-200	32 contacts →
	Exact match “As a part of the NMi Group, Avon-Dynamic stands as a leading UK calibration and dimensional measurement specialist since 1985.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
9	Scotia Instrumentation Limited	Exact match	Aberdeen, United KingdomHQ recorded Oct 23, 2026	51-200	32 contacts →
	Exact match “Scotia Instrumentation is a specialist calibration, repair, hire & sales organisation providing services across a range of precision instrumentation and test equipment.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
10	Rhopoint Metrology LTD	Exact match	Birmingham, United KingdomHQ recorded Oct 23, 2026	11-50	25 contacts →
	Exact match “Rhopoint Metrology Limited part of the Rhopoint Group is a UKAS accredited Calibration Laboratory specialising in Dimensional, Mechanical, Electrical, Pressure, Torque, Force…” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
11	Calibrationhouse	Exact match	Durham, United KingdomHQ recorded Oct 23, 2026	11-50	17 contacts →
	Exact match “Calibrationhouse have been providing calibration services to a wide variety of industries for over 40 years.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
12	Weighing Scales LTD	Exact match	Nelson, United KingdomHQ recorded Oct 23, 2026	1-10	17 contacts →
	Exact match “At Weighing Scales Ltd, precision is our promise and quality is our foundation.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
13	SJ Electronics LTD	Exact match	Kettering, United KingdomHQ recorded Oct 23, 2026	11-50	16 contacts →
	Exact match “Technical distributor of electronic and electrical test and measurement equipment and electrical, temperature and pressure calibration systems.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
14	Lambda Calibration LTD	Exact match	Chorley, United KingdomHQ recorded Oct 23, 2026	11-50	16 contacts →
	Exact match “Based in Chorley, Lancashire we are a UKAS accredited calibration laboratory providing gauge, meter and instrument calibration services to businesses large and small throughout…” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
15	AML Instruments LTD	Exact match	Lincoln, United KingdomHQ recorded Oct 23, 2026	11-50	13 contacts →
	Exact match “AML Instruments are a test equipment calibration, repair, service, and supply specialist, dedicated to supporting businesses throughout the UK and across Europe.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
16	Henderson Biomedical	Exact match	Croydon, United KingdomHQ recorded Oct 23, 2026	11-50	12 contacts →
	Exact match “Henderson Biomedical is a UK-based company specialising in the service, repair, calibration and sale of laboratory equipment, including centrifuges, heat sealers, refrigerators…” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
17	Alpha Calibration Services LTD	Exact match	Wells, United KingdomHQ recorded Oct 23, 2026	1-10	12 contacts →
	Exact match “Alpha Calibration Services Was formed in 2006 to provide a dedicated "On site" calibration service with unparalleled customer satisfaction.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
18	Thermosense	Exact match	Bourne End, United KingdomHQ recorded Oct 23, 2026	11-50	12 contacts →
	Exact match “Our extensive product range includes: Thermocouple, Thermistor and RTD (Pt100, Sensors, Pressure Gauges, Switches and Transmitters / Transducers, Digital Thermometers, Data…” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
19	Chamois Metrology LTD	Exact match	Southam, United KingdomHQ recorded Oct 23, 2026	11-50	11 contacts →
	Exact match “NMi Performance, delivered through Chamois Metrology, helps you maintain confidence in your measurements through UKAS-accredited pressure, electrical, and temperature calibration…” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
20	Absolute Calibration	Exact match	Fareham, United KingdomHQ recorded Oct 23, 2026	11-50	11 contacts →
	Exact match “Absolute Calibration is one of the UK's leading independent metrology companies offering you a complete solution for the calibration of your test and measurement instrumentation.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
21	Wishart Group	Exact match	Ballyclare, United KingdomHQ recorded Oct 23, 2026	11-50	10 contacts →
	Exact match “The business was established in 1985 by Bob Wishart,solely as a service company.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
22	Mech Metrology & Power Tools LTD	Exact match	Fareham, United KingdomHQ recorded Oct 23, 2026	1-10	10 contacts →
	Exact match “Mech Metrology was established over 20 years ago to satisfy the increasing needs in the manufacturing and engineering industries.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
23	European Instruments LTD	Exact match	Oxford, United KingdomHQ recorded Oct 23, 2026	11-50	9 contacts →
	Exact match “European Instruments is an independent business, specialised in the delivery of calibration services and supply of laboratory equipment to a range of commercial and public sector…” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
24	CN Technical Services LTD	Exact match	Wisbech, United KingdomHQ recorded Oct 23, 2026	1-10	8 contacts →
	Exact match “Trusted Distributors of Industry Leading Scientific Instrumentation.” Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
25	H Roberts	Exact match	Desford, United KingdomHQ recorded Oct 23, 2026	11-50	8 contacts →
	Exact match “Established in 1964, H.” Recorded in the RevenueBase company graph · Oct 23, 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 “calibration sources 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 108 calibration sources suppliers based in the United Kingdom

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Calibration sources suppliers based in the United Kingdom at a glance

As of Oct 23, 2026

44.0%Verified-email coverage

13.4Average contacts per company

11-50Median size (employees)

4.6%Largest-city concentration · London

Oct 23, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 108 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 Kingdom whose business descriptions match “calibration sources 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 636 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 23, 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 “calibration sources suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many calibration sources suppliers are there based in the United Kingdom?

RevenueBase identified 108 company matches for calibration sources suppliers associated with the United Kingdom 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?

LGC Standards tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most calibration sources suppliers?

London leads with 5 company records, followed by Birmingham (3) and Bristol (3).

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 636 professional contacts with verified work emails tracked across these 108 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 23, 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 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.