Company lists · Data refreshed November 2026

Top 25 Petroleum testing laboratories worldwide

RevenueBase identified 816 company matches for petroleum testing laboratories worldwide as of November 2026 and tracks 20,315 professional contacts across them, including 4,864 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for petroleum testing 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 petroleum testing 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
816Companies
20,315Contacts tracked
4,864Verified emails
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The 25 largest petroleum testing laboratories worldwide

Ranked by team size
Top 25 of 816 company matches for petroleum testing 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 matchCranbury, NJ, United StatesHQ recorded Nov 6, 20265,001-10,0003,737 contacts →

Exact match

“The AmSpec Group has been relied upon in the testing, inspection, and certification (TIC) sector for several decades.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHouston, United StatesHQ recorded Nov 6, 20261,001-5,000957 contacts →

Exact match

“At CAMIN, we provide inspection, laboratory testing, and additive treatment solutions to the Petroleum Industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchNavi Mumbai, IndiaHQ recorded Nov 6, 20261,001-5,000774 contacts →

Exact match

“We are committed to strengthening safety systems with the most reliable Testing and Auditing Solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchVlaardingen, NetherlandsHQ recorded Nov 6, 20261,001-5,000632 contacts →

Exact match

“Saybolt is the trade name for Core Laboratories' laboratory analyses, independent field inspections, and monitoring and verification programs for crude oil and its derived…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchRotterdam, NetherlandsHQ recorded Nov 6, 2026201-500327 contacts →

Exact match

“VPS is a world-leading maritime decarbonisation advisory services company, dedicated to innovation and sustainability.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchRio Das Ostras, BrazilHQ recorded Nov 6, 2026201-500309 contacts →

Exact match

“At GT Química, we turn urgency into results.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchJebal Ali, United Arab EmiratesHQ recorded Nov 6, 2026201-500279 contacts →

Exact match

“Established in in Dubai, Geo-Chem Middle East is today recognised as one of the premier inspection and testing companies in the region.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchWestborough, NY, United StatesHQ recorded Nov 6, 2026501-1,000243 contacts →

Exact match

“Since 1987, Alpha Analytical, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchAustin, TX, United StatesHQ recorded Nov 6, 2026201-500241 contacts →

Exact match

“Tanknology is the world's largest provider of tank testing and environmental compliance services for petroleum systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchIndonesiaHQ recorded Nov 6, 2026201-500205 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchOmaha, NE, United StatesHQ recorded Nov 6, 202651-200200 contacts →

Exact match

“Driving smart decisions has been our passion since 1975, and we continue to do this by recruiting talented individuals in the fields of Chemistry, Biochemistry, Biology…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchUnited KingdomHQ recorded Nov 6, 20265,001-10,000194 contacts →

Exact match

“With origins dating back over 150 years, Inspectorate has built, and continues to maintain an outstanding reputation for independence and technical excellence within the oil, gas…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchGoiânia, BrazilHQ recorded Nov 6, 202651-200178 contacts →

Exact match

“Excelência em análises laboratoriais e ambientais.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact 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
15Exact matchEdmond, IL, United StatesHQ recorded Nov 6, 2026n/a139 contacts →

Exact match

“VK ENTERPRISES is a company based out of 3900 S Broadway, Edmond, OK, United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBangalore, IndiaHQ recorded Nov 6, 202651-200136 contacts →

Exact match

“Shiva Analyticals (India) Pvt Ltd, Part of the Cotecna Group, Hoskote, Bangalore Since 1994, Shiva Analyticals has been providing expert solutions to many companies in India and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSaint Rose, TX, United StatesHQ recorded Nov 6, 2026201-500133 contacts →

Exact match

“Since 1978, Coastal Gulf & International, Inc.(CGI) has been a trusted leader in independent inspection, testing, and technical services for the energy, petrochemical, and marine…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact 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
19Exact matchSaint-apollinaire, FranceHQ recorded Nov 6, 202651-200121 contacts →

Exact match

“FILAB is an independent laboratory, specializing in the fields of chemistry and materials.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPasir Gudang, SingaporeHQ recorded Nov 6, 202651-200121 contacts →

Exact match

“Saybolt (Singapore) Pte Ltd is one of the leading inspection and testing providers in Singapore.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchNoida, IndiaHQ recorded Nov 6, 202651-200115 contacts →

Exact match

“AES Laboratories (P) Ltd, is one of the leading Laboratories in India, equipped with highly sophisticated instruments, managed by highly qualified professionals and providing…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchPolandHQ recorded Nov 6, 2026501-1,000110 contacts →

Exact match

“ORLEN Laboratorium jest wiodącą w Polsce firmą analityczną z branży chemicznej, specjalizującą się w badaniach produktów naftowych, badaniach z zakresu ochrony środowiska oraz…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMumbai, IndiaHQ recorded Nov 6, 2026201-500102 contacts →

Exact match

“Geo-Chem India, established in the year 1964 and part of the Cotecna Group since 2022, is one of the largest inspection and testing organizations in India with the core activity…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchArlington, TX, United StatesHQ recorded Nov 6, 202651-200100 contacts →

Exact match

“At RICCA CHEMICAL COMPANY, we make your job simple.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchCalama, ChileHQ recorded Nov 6, 2026201-50093 contacts →

Exact match

“LEM LABORATORIOS LTDA.”

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

Showing 25 of 816 petroleum testing laboratories worldwide

See the full list, filter by size, metro and specialty, and access 4,864 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Petroleum testing laboratories worldwide at a glance

As of Nov 6, 2026
23.9%Verified-email coverage
24.9Average contacts per company
11-50Median size (employees)
2.0%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
270
11-50
343
51-200
139
201-500
29
501-1,000
7
1,001-5,000
10
5,001-10,000
3
10001+
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 petroleum testing laboratories are linked below.
What qualifies
Company records worldwide whose business descriptions match “petroleum testing 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 4,864 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.

Petroleum testing laboratories by location

5 lists · largest first

Every Petroleum testing 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 “petroleum testing laboratories”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many petroleum testing laboratories are there worldwide?

RevenueBase identified 816 company matches for petroleum testing 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?

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

Which country has the most petroleum testing laboratories?

The United States leads with 176 companies, followed by India (95) and Brazil (46). Every petroleum testing laboratories list by country and city is linked on this page.

Which city has the most petroleum testing laboratories?

Houston leads with 16 company records, followed by Mumbai (11) and Midland (7).

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 4,864 professional contacts with verified work emails tracked across these 816 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.