Company lists · Data refreshed November 2026

Top 25 Rock and aggregate testing labs worldwide

RevenueBase identified 2,107 company matches for rock and aggregate testing labs worldwide as of November 2026 and tracks 41,999 professional contacts across them, including 9,878 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for rock and aggregate testing labs 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 rock and aggregate testing labs 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
2,107Companies
41,999Contacts tracked
9,878Verified emails
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The 25 largest rock and aggregate testing labs worldwide

Ranked by team size
Top 25 of 2,107 company matches for rock and aggregate testing labs 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 matchSouth Jakarta, IndonesiaHQ recorded Nov 6, 20265,001-10,0005,839 contacts →

Exact match

“SUCOFINDO was established in 1956 as a joint venture company between the Government of the Republic of Indonesia and SGS, Geneve, Switzerland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact 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
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 matchArlington Heights, NY, United StatesHQ recorded Nov 6, 20261,001-5,000795 contacts →

Exact match

“Intertek, a leading provider of quality solutions to industries around the world, has completed the acquisition of Professional Service Industries, Inc.(PSI), a leading…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchHamra, LebanonHQ recorded Nov 6, 20261,001-5,000675 contacts →

Exact match

“ACTS is a leading third-party engineering firm specialized in Testing, Inspection, Certification, Engineering Services and Knowledge & Education in the Middle East, Africa, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchn/an/a642 contacts →

Exact match

“Le Laboratoire Public d'Essais et d'Etudes (LPEE) dont la genèse remonte à 1947, est une entreprise publique au statut juridique actuel de société anonyme.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchNew York, NY, United StatesHQ recorded Nov 6, 20261,001-5,000498 contacts →

Exact match

“Welcome to SOCOTEC in the US, Trusted Expertise, From the Ground Up.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMontréal, QC, CanadaHQ recorded Nov 6, 2026501-1,000474 contacts →

Exact match

“Fondé en 1993 et établi dans onze régions du Québec et en Ontario.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchAlbion, AustraliaHQ recorded Nov 6, 20261,001-5,000465 contacts →

Exact match

“Construction Sciences is a construction materials testing, geotechnical engineering, environmental consulting and specialised testing firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLisbon, PortugalHQ recorded Nov 6, 2026501-1,000348 contacts →

Exact match

“With a marketplace presence of more than three decades, GEOCONTROLE - Geotecnia e Estruturas de Fundação, S.A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBurnaby, NJ, CanadaHQ recorded Nov 6, 2026501-1,000347 contacts →

Exact match

“ConeTec is a full-service geotechnical, geoenvironmental, and mining site investigation contractor.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchColumbus, OH, United StatesHQ recorded Nov 6, 2026201-500324 contacts →

Exact match

“CTL Engineering is a full service consulting engineering, testing, inspection, and analytical services company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchGermiston, South AfricaHQ recorded Nov 6, 2026501-1,000293 contacts →

Exact match

“An independent privately-owned civil engineering materials testing laboratory operating in 13 Branches in South Africa & 21 countries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 2026201-500250 contacts →

Exact match

“Soil and Rock Engineering Projects (Geotechnics), Geology and Water Resources.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHertfordshire, United KingdomHQ recorded Nov 6, 2026201-500238 contacts →

Exact match

“Founded in 2003, Normec i2 Analytical is one of Europe's leading environmental testing companies providing its customers a comprehensive range of analytical, monitoring and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBarueri, BrazilHQ recorded Nov 6, 202651-200222 contacts →

Exact match

“Na sua fundação em 1985, o objetivo imediato da empresa era a execução de sondagens a percussão para subsidiar estudos e projetos de fundações, escavações, terraplenos e outras…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact 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
18Exact 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
19Exact matchIrvine, CA, United StatesHQ recorded Nov 6, 202651-200194 contacts →

Exact match

“Leighton, a Verdantas Company, provides environmental, geotechnical, materials testing, and special inspection services across the built community.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLong Beach, CA, United StatesHQ recorded Nov 6, 2026201-500191 contacts →

Exact match

“Twining has continued to expand and evolve since its inception more than a century ago.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchNorcross, GA, United StatesHQ recorded Nov 6, 202651-200183 contacts →

Exact match

“United Consulting is a multi-disciplined engineering consulting firm located in Norcross, Georgia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact 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
23Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 2026201-500165 contacts →

Exact match

“Smith-Emery has been providing inspection and materials testing services for public agencies and private companies for the past 113 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSantiago, ChileHQ recorded Nov 6, 202651-200165 contacts →

Exact match

“Founded in Chile in 2002 with offices in Chile, Peru, Brazil and Spain serving clients worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchNew Delhi, IndiaHQ recorded Nov 6, 2026501-1,000160 contacts →

Exact match

“Spectro Analytical Labs came into existence in the year 1995 and since then it has kept itself on the track of perpetual growth and development.”

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

Showing 25 of 2,107 rock and aggregate testing labs worldwide

See the full list, filter by size, metro and specialty, and access 9,878 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Rock and aggregate testing labs worldwide at a glance

As of Nov 6, 2026
23.5%Verified-email coverage
19.9Average contacts per company
11-50Median size (employees)
0.9%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
798
11-50
850
51-200
334
201-500
60
501-1,000
18
1,001-5,000
18
5,001-10,000
3
10001+
1

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 rock and aggregate testing labs are linked below.
What qualifies
Company records worldwide whose business descriptions match “rock and aggregate testing labs” 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 9,878 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.

Rock and aggregate testing labs by location

11 lists · largest first

Every Rock and aggregate testing labs 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 “rock and aggregate testing labs”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many rock and aggregate testing labs are there worldwide?

RevenueBase identified 2,107 company matches for rock and aggregate testing labs 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?

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

Which country has the most rock and aggregate testing labs?

The United States leads with 342 companies, followed by India (191) and Brazil (122). Every rock and aggregate testing labs list by country and city is linked on this page.

Which city has the most rock and aggregate testing labs?

Houston leads with 19 company records, followed by Lima (18) and Belo Horizonte (14).

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 9,878 professional contacts with verified work emails tracked across these 2,107 companies; direct dials are available where recorded.

How current is this list?

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