Company lists · Data refreshed November 2026

Top 25 Mineral assay laboratories worldwide

RevenueBase identified 710 company matches for mineral assay laboratories worldwide as of November 2026 and tracks 15,704 professional contacts across them, including 3,565 with verified work emails. The United States is the largest market and Perth the largest hub.

This list covers company matches for mineral assay laboratories 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 November 6, 2026. Country and city lists for mineral assay laboratories 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
710Companies
15,704Contacts tracked
3,565Verified emails
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The 25 largest mineral assay laboratories worldwide

Ranked by team size
Top 25 of 710 company matches for mineral assay laboratories worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchPrescot, United KingdomHQ recorded Nov 6, 20261,001-5,0002,480 contacts →

Exact match

“Alfred H Knight is a leading provider of inspection, analytical and technical consultancy services for the metals, minerals, solid fuels and agricultural industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMauritius, AustriaHQ recorded Nov 6, 20261,001-5,0001,681 contacts →

Exact match

“Capital Limited is a leading service provider for the exploration and mining industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchCalgary, QC, CanadaHQ recorded Nov 6, 20261,001-5,0001,126 contacts →

Exact match

“Since 1979, AGAT Laboratories has been empowering clients with trustworthy data and unmatched client relations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchVespasiano, BrazilHQ recorded Nov 6, 2026501-1,000586 contacts →

Exact match

“Empresa brasileira, resultado de uma joint venture entre a SGS do Brasil e a Geosol Geologia e Sondagens, concentra suas atividades em análises geoquímica de solos, rochas e…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLangley, BC, CanadaHQ recorded Nov 6, 2026501-1,000278 contacts →

Exact match

“MSALABS is an innovative assay services company offering a full range of geochemical laboratory services tailored to our client’s needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchPittsburgh, PA, United StatesHQ recorded Nov 6, 2026201-500211 contacts →

Exact match

“RJ Lee Group provides comprehensive laboratory testing and scientific consulting services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchDammam, Saudi ArabiaHQ recorded Nov 6, 202651-200200 contacts →

Exact match

“ALS Arabia is a diversified testing services organization with its headquarters located in Dammam, Saudi Arabia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchUsaquen, ColombiaHQ recorded Nov 6, 202651-200200 contacts →

Exact match

“Nuestro laboratorio ofrece los servicios de muestreo y análisis fisicoquímico de aguas y suelos, análisis microbiológico, de comunidades biológicas y residuos peligrosos, a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchVal-d'or, CanadaHQ recorded Nov 6, 2026501-1,000189 contacts →

Exact match

“Orbit Garant Drilling Inc.( TSX:OGD) is one of the largest drilling companies in Canada, providing services to large mining companies, as well as intermediate and junior mining…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchTonsley, AustraliaHQ recorded Nov 6, 202651-200176 contacts →

Exact match

“Chrysos Corporation combines science and software to create technology solutions for the global mining industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchAintree, United KingdomHQ recorded Nov 6, 2026501-1,000176 contacts →

Exact match

“Alex Stewart International is a leading worldwide supervision, inspection, and analysis.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchCoquimbo, ChileHQ recorded Nov 6, 2026201-500175 contacts →

Exact match

“GeoAtacama Consultores Ltda.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAhmedabad, IndiaHQ recorded Nov 6, 2026201-500143 contacts →

Exact match

“Hindustan Gold (formerly Goldfarb) is a trailblazer in India, pioneering the development of a hydrometallurgical processing unit for precious metal concentrates.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBillings, WY, United StatesHQ recorded Nov 6, 2026201-500124 contacts →

Exact match

“Founded in 1952, Energy Laboratories, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchVictory Park, South AfricaHQ recorded Nov 6, 202651-200117 contacts →

Exact match

“The MSA Group is a leading provider of exploration, geology, mineral resource and reserve estimation, mining and environmental consulting services to the mining industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLima, PeruHQ recorded Nov 6, 2026201-500100 contacts →

Exact match

“Somos ALS, una empresa dedicada a prestar servicios de Ensayos y Análisis Técnicos bajo los mejores estándares de calidad del mercado.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchUnited StatesHQ recorded Nov 6, 2026201-50098 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202651-20094 contacts →

Exact match

“Bridging the gap between geology and engineering.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchManchester, CT, United StatesHQ recorded Nov 6, 202651-20078 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSantiago, ChileHQ recorded Nov 6, 2026201-50077 contacts →

Exact match

“Terraservice S.A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchCopiapó, ChileHQ recorded Nov 6, 2026n/a73 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchRotterdam, NetherlandsHQ recorded Nov 6, 2026201-50069 contacts →

Exact match

“RC Inspection is an independent inspection company operating in the field of ores, metals/minerals, concentrates, solid fuels, biomass commodities, fertilizers, oil, agricultural…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchIndiaHQ recorded Nov 6, 2026201-50063 contacts →

Exact match

“Testing & Research Laboratory for metals, minerals, petroleum, polymers, textiles, civil, enviromental, NDT,Food and others”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchKelmscott, AustraliaHQ recorded Nov 6, 202651-20062 contacts →

Exact match

“Nagrom.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchChandrapur, IndiaHQ recorded Nov 6, 2026501-1,00059 contacts →

Exact match

“We are one of oldest and experienced Exploration drilling company in central India based in Chandrapur (Maharashtra), established in 1980.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 710 mineral assay laboratories worldwide

See the full list, filter by size, metro and specialty, and access 3,565 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Mineral assay laboratories worldwide at a glance

As of Nov 6, 2026
22.7%Verified-email coverage
22.1Average contacts per company
11-50Median size (employees)
1.5%Largest-city concentration · Perth
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
304
11-50
262
51-200
95
201-500
23
501-1,000
9
1,001-5,000
7
5,001-10,000
4

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 mineral assay laboratories are linked below.
What qualifies
Company records worldwide whose business descriptions match “mineral assay laboratories” 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 3,565 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 November 6, 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.

Mineral assay laboratories by location

5 lists · largest first

Every Mineral assay laboratories 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 “mineral assay laboratories”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many mineral assay laboratories are there worldwide?

RevenueBase identified 710 company matches for mineral assay laboratories worldwide as of November 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?

Alfred H Knight tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most mineral assay laboratories?

The United States leads with 85 companies, followed by Australia (65) and Canada (50). Every mineral assay laboratories list by country and city is linked on this page.

Which city has the most mineral assay laboratories?

Perth leads with 11 company records, followed by Lima (8) and Vancouver (8).

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 3,565 professional contacts with verified work emails tracked across these 710 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 November 6, 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.