Company lists · Data refreshed November 2026
Top 25 Well testing and inspection services worldwide
RevenueBase identified 3,867 company matches for well testing and inspection services worldwide as of November 2026 and tracks 102,656 professional contacts across them, including 24,868 with verified work emails. The United States is the largest market and Houston the largest hub.
This list covers company matches for well testing and inspection services 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 well testing and inspection services 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.
The 25 largest well testing and inspection services worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 7,376 contacts → | ||||
Exact match “Applus+ is a worldwide leader in the testing, inspection, and certification sector.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 3,868 contacts → | ||||
Exact match “Acuren (NYSE: TIC) is a leading provider of critical asset integrity services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 3,737 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 | |||||
| 4 | 2,882 contacts → | ||||
Exact match “WE ARE EMPOWERED BY TECHNOLOGY For us, technology is the driving force of progress to ensure a more sustainable future for our customers, their assets and society.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 2,408 contacts → | ||||
Exact match “OiLSERV is a provider of an expanding range of oilfield services, including well logging, well testing, production enhancement, drilling services, surface production management…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 1,792 contacts → | ||||
Exact match “Every year, drilling teams make decisions worth millions of dollars on incomplete information.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 1,575 contacts → | ||||
Exact match “Atlas Technical Consultants (Atlas) provides professional testing, inspection, engineering, environmental and consulting services nationwide.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 1,395 contacts → | ||||
Exact match “Kinectrics is an integrated lifecycle management services company providing testing, inspection, certification and engineering consulting for the electric power generation…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 1,236 contacts → | ||||
Exact match “One of the largest independent Asset Integrity companies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 1,103 contacts → | ||||
Exact match “For more than 85 years, Tuboscope™ has provided the industry with tubular expertise and an integrated suite of value-added solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 961 contacts → | ||||
Exact match “Applied Technical Services assists commercial and industrial clients by providing inspection, testing, consulting engineering, and calibration services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 957 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 | |||||
| 13 | 933 contacts → | ||||
Exact match “SOCOTEC UK is a network of industry-leading experts we empower ambitious businesses at every stage of the asset lifecycle.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 871 contacts → | ||||
Exact match “NDT Global is the leading provider of inline diagnostic solutions, advanced data insights, subsea inspection, and integrity management services that safeguard energy-sector…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 798 contacts → | ||||
Exact match “Wellbore Integrity Solutions provides superior technologies and global service domain expertise, enabling our customers to enhance the full lifecycle of their wells by solving…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 793 contacts → | ||||
Exact match “MB Petroleum Services is a multinational corporation providing cost-effective quality drilling, integrated well services and integrated production services worldwide with the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 750 contacts → | ||||
Exact match “Tucker Energy Services is a service oriented and customer focused organization providing high quality products and services to our clients in the energy industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 656 contacts → | ||||
Exact match “Oceaneering Asset Integrity is one of the largest providers of Integrity and Inspection Services in the world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 654 contacts → | ||||
Exact match “PT Solusi Energy Nusantara (SENA) is affiliation of PGN Group, a reputable company which has a core business in natural gas distribution and transmission.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 632 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 | |||||
| 21 | 608 contacts → | ||||
Exact match “With 40 years of extensive experience, Setsco Services Pte Ltd is one of Singapore’s largest test and inspection companies accredited by the Singapore Accreditation Council –…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 589 contacts → | ||||
Exact match “CAN Group is an established global provider of life of asset integrity services with our business steams CAN, ENGTEQ and VENTEQ providing innovative Engineering, Integrity…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 586 contacts → | ||||
Exact match “Tubestar, is a privately held company with over 4 decades experience in India.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 508 contacts → | ||||
Exact match “GGS provides an integrated suite of Geoscience solutions to the global oil and gas industry including high-resolution RG-3D Reservoir Grade® seismic data acquisition, Multi Client…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 457 contacts → | ||||
Exact match “OFI-was founded in 1992 as an OEM for Mud Logging units / Mud logging services provider.” Recorded in the RevenueBase company graph · Nov 6, 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 “well testing and inspection services”. 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 3,867 well testing and inspection services worldwide
See the full list, filter by size, metro and specialty, and access 24,868 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Well testing and inspection services worldwide at a glance
As of Nov 6, 2026Companies by employee count
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 well testing and inspection services are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “well testing and inspection services” 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 24,868 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.
Well testing and inspection services by location
25 lists · largest firstEvery Well testing and inspection services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Well testing and inspection services based in the United States758
- Well testing and inspection services based in India242
- Well testing and inspection services based in Brazil223
- Well testing and inspection services based in Canada189
- Well testing and inspection services based in the United Kingdom175
- Well testing and inspection services based in the United Arab Emirates102
- Well testing and inspection services based in Australia86
- Well testing and inspection services based in Indonesia76
- Well testing and inspection services based in Italy76
- Well testing and inspection services based in Malaysia74
- Well testing and inspection services based in Argentina73
- Well testing and inspection services based in Saudi Arabia72
- Well testing and inspection services based in Egypt69
- Well testing and inspection services based in Türkiye66
- Well testing and inspection services based in Colombia51
- Well testing and inspection services based in Germany49
- Well testing and inspection services based in France48
- Well testing and inspection services based in the Netherlands41
- Well testing and inspection services based in Norway33
- Well testing and inspection services based in South Africa31
Cities
- Well testing and inspection services based in Houston, United States106
- Well testing and inspection services based in Calgary, Canada39
- Well testing and inspection services based in Dubai, United Arab Emirates36
- Well testing and inspection services based in Midland, United States33
- Well testing and inspection services based in Edmonton, Canada25
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 “well testing and inspection services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many well testing and inspection services are there worldwide?
RevenueBase identified 3,867 company matches for well testing and inspection services 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?
Applus tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most well testing and inspection services?
The United States leads with 758 companies, followed by India (242) and Brazil (223). Every well testing and inspection services list by country and city is linked on this page.
Which city has the most well testing and inspection services?
Houston leads with 106 company records, followed by Calgary (39) and Dubai (38).
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 24,868 professional contacts with verified work emails tracked across these 3,867 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.
Ready to reach these companies? Verified emails and direct dials for all 3,867 well testing and inspection services worldwide. Start with a free account, no credit card.
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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.
More company lists
Company intelligence · public preview
Top 25 well testing and inspection services worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 3,867 matching company records for well testing and inspection services worldwide, with 102,656 tracked contacts and 24,868 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 well testing and inspection services worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | HQ: Madrid, SpainReported employees: 10001+ | Madrid, Spain | 10001+ | Exact match | 7,376 contacts → |
“Applus+ is a worldwide leader in the testing, inspection, and certification sector.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Houston, TX, United StatesReported employees: 5,001-10,000 | Houston, TX, United States | 5,001-10,000 | Exact match | 3,868 contacts → |
“Acuren (NYSE: TIC) is a leading provider of critical asset integrity services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Cranbury, NJ, United StatesReported employees: 5,001-10,000 | Cranbury, NJ, United States | 5,001-10,000 | Exact match | 3,737 contacts → |
“The AmSpec Group has been relied upon in the testing, inspection, and certification (TIC) sector for several decades.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Stans, SwitzerlandReported employees: 1,001-5,000 | Stans, Switzerland | 1,001-5,000 | Exact match | 2,882 contacts → |
“WE ARE EMPOWERED BY TECHNOLOGY For us, technology is the driving force of progress to ensure a more sustainable future for our customers, their assets and society.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Dubai, United Arab EmiratesReported employees: 1,001-5,000 | Dubai, United Arab Emirates | 1,001-5,000 | Exact match | 2,408 contacts → |
“OiLSERV is a provider of an expanding range of oilfield services, including well logging, well testing, production enhancement, drilling services, surface production management…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: Dubai, United Arab EmiratesReported employees: 1,001-5,000 | Dubai, United Arab Emirates | 1,001-5,000 | Exact match | 1,792 contacts → |
“Every year, drilling teams make decisions worth millions of dollars on incomplete information.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Denver, CO, United StatesReported employees: 1,001-5,000 | Denver, CO, United States | 1,001-5,000 | Exact match | 1,575 contacts → |
“Atlas Technical Consultants (Atlas) provides professional testing, inspection, engineering, environmental and consulting services nationwide.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Toronto, ON, CanadaReported employees: 1,001-5,000 | Toronto, ON, Canada | 1,001-5,000 | Exact match | 1,395 contacts → |
“Kinectrics is an integrated lifecycle management services company providing testing, inspection, certification and engineering consulting for the electric power generation…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Edmonton, CanadaReported employees: 10001+ | Edmonton, Canada | 10001+ | Exact match | 1,236 contacts → |
“One of the largest independent Asset Integrity companies.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 1,103 contacts → |
“For more than 85 years, Tuboscope™ has provided the industry with tubular expertise and an integrated suite of value-added solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Marietta, GA, United StatesReported employees: 1,001-5,000 | Marietta, GA, United States | 1,001-5,000 | Exact match | 961 contacts → |
“Applied Technical Services assists commercial and industrial clients by providing inspection, testing, consulting engineering, and calibration services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Houston, United StatesReported employees: 1,001-5,000 | Houston, United States | 1,001-5,000 | Exact match | 957 contacts → |
“At CAMIN, we provide inspection, laboratory testing, and additive treatment solutions to the Petroleum Industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Burton Upon Trent, United KingdomReported employees: 1,001-5,000 | Burton Upon Trent, United Kingdom | 1,001-5,000 | Exact match | 933 contacts → |
“SOCOTEC UK is a network of industry-leading experts we empower ambitious businesses at every stage of the asset lifecycle.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Québec, QC, CanadaReported employees: 1,001-5,000 | Québec, QC, Canada | 1,001-5,000 | Exact match | 871 contacts → |
“NDT Global is the leading provider of inline diagnostic solutions, advanced data insights, subsea inspection, and integrity management services that safeguard energy-sector…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Houston, AL, United StatesReported employees: 1,001-5,000 | Houston, AL, United States | 1,001-5,000 | Exact match | 798 contacts → |
“Wellbore Integrity Solutions provides superior technologies and global service domain expertise, enabling our customers to enhance the full lifecycle of their wells by solving…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Muscat, OmanReported employees: 1,001-5,000 | Muscat, Oman | 1,001-5,000 | Exact match | 793 contacts → |
“MB Petroleum Services is a multinational corporation providing cost-effective quality drilling, integrated well services and integrated production services worldwide with the…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Port Of Spain, Trinidad and TobagoReported employees: 1,001-5,000 | Port Of Spain, Trinidad and Tobago | 1,001-5,000 | Exact match | 750 contacts → |
“Tucker Energy Services is a service oriented and customer focused organization providing high quality products and services to our clients in the energy industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HQ: Bergen, NorwayReported employees: 5,001-10,000 | Bergen, Norway | 5,001-10,000 | Exact match | 656 contacts → |
“Oceaneering Asset Integrity is one of the largest providers of Integrity and Inspection Services in the world.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: IndonesiaReported employees: 501-1,000 | Indonesia | 501-1,000 | Exact match | 654 contacts → |
“PT Solusi Energy Nusantara (SENA) is affiliation of PGN Group, a reputable company which has a core business in natural gas distribution and transmission.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Vlaardingen, NetherlandsReported employees: 1,001-5,000 | Vlaardingen, Netherlands | 1,001-5,000 | Exact match | 632 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: SingaporeReported employees: 501-1,000 | Singapore | 501-1,000 | Exact match | 608 contacts → |
“With 40 years of extensive experience, Setsco Services Pte Ltd is one of Singapore’s largest test and inspection companies accredited by the Singapore Accreditation Council –…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Aberdeen, United KingdomReported employees: 501-1,000 | Aberdeen, United Kingdom | 501-1,000 | Exact match | 589 contacts → |
“CAN Group is an established global provider of life of asset integrity services with our business steams CAN, ENGTEQ and VENTEQ providing innovative Engineering, Integrity…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Navi Mumbai, IndiaReported employees: 501-1,000 | Navi Mumbai, India | 501-1,000 | Exact match | 586 contacts → |
“Tubestar, is a privately held company with over 4 decades experience in India.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HQ: Missouri City, TX, United StatesReported employees: 201-500 | Missouri City, TX, United States | 201-500 | Exact match | 508 contacts → |
“GGS provides an integrated suite of Geoscience solutions to the global oil and gas industry including high-resolution RG-3D Reservoir Grade® seismic data acquisition, Multi Client…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 457 contacts → |
“OFI-was founded in 1992 as an OEM for Mud Logging units / Mud logging services provider.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 3,867 company matches
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Well testing and inspection services: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
3,834 records in the displayed employee bands.
33 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 3,867 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Well testing and inspection services by location
25 lists · largest firstEvery Well testing and inspection services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Well testing and inspection services based in the United States758
- Well testing and inspection services based in India242
- Well testing and inspection services based in Brazil223
- Well testing and inspection services based in Canada189
- Well testing and inspection services based in the United Kingdom175
- Well testing and inspection services based in the United Arab Emirates102
- Well testing and inspection services based in Australia86
- Well testing and inspection services based in Indonesia76
- Well testing and inspection services based in Italy76
- Well testing and inspection services based in Malaysia74
- Well testing and inspection services based in Argentina73
- Well testing and inspection services based in Saudi Arabia72
- Well testing and inspection services based in Egypt69
- Well testing and inspection services based in Türkiye66
- Well testing and inspection services based in Colombia51
- Well testing and inspection services based in Germany49
- Well testing and inspection services based in France48
- Well testing and inspection services based in the Netherlands41
- Well testing and inspection services based in Norway33
- Well testing and inspection services based in South Africa31
Cities
- Well testing and inspection services based in Houston, United States106
- Well testing and inspection services based in Calgary, Canada39
- Well testing and inspection services based in Dubai, United Arab Emirates36
- Well testing and inspection services based in Midland, United States33
- Well testing and inspection services based in Edmonton, Canada25
Questions about this company list
What does Exact match mean for well testing and inspection services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many well testing and inspection services did RevenueBase find worldwide?
The saved snapshot records 3,867 matching company records, 102,656 tracked contacts and 24,868 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 well testing and inspection services worldwide. Snapshot: November 6, 2026. https://revenuebase.ai/companies/browse/well-testing-and-inspection-services.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 well testing and inspection services worldwide
RevenueBase records 3,867 matching company records for well testing and inspection services worldwide, with 102,656 tracked contacts and 24,868 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 well testing and inspection services worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | HQ: Madrid, SpainReported employees: 10001+ | Madrid, Spain | 10001+ | Exact match | 7,376 contacts → |
“Applus+ is a worldwide leader in the testing, inspection, and certification sector.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Houston, TX, United StatesReported employees: 5,001-10,000 | Houston, TX, United States | 5,001-10,000 | Exact match | 3,868 contacts → |
“Acuren (NYSE: TIC) is a leading provider of critical asset integrity services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Cranbury, NJ, United StatesReported employees: 5,001-10,000 | Cranbury, NJ, United States | 5,001-10,000 | Exact match | 3,737 contacts → |
“The AmSpec Group has been relied upon in the testing, inspection, and certification (TIC) sector for several decades.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Stans, SwitzerlandReported employees: 1,001-5,000 | Stans, Switzerland | 1,001-5,000 | Exact match | 2,882 contacts → |
“WE ARE EMPOWERED BY TECHNOLOGY For us, technology is the driving force of progress to ensure a more sustainable future for our customers, their assets and society.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Dubai, United Arab EmiratesReported employees: 1,001-5,000 | Dubai, United Arab Emirates | 1,001-5,000 | Exact match | 2,408 contacts → |
“OiLSERV is a provider of an expanding range of oilfield services, including well logging, well testing, production enhancement, drilling services, surface production management…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: Dubai, United Arab EmiratesReported employees: 1,001-5,000 | Dubai, United Arab Emirates | 1,001-5,000 | Exact match | 1,792 contacts → |
“Every year, drilling teams make decisions worth millions of dollars on incomplete information.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Denver, CO, United StatesReported employees: 1,001-5,000 | Denver, CO, United States | 1,001-5,000 | Exact match | 1,575 contacts → |
“Atlas Technical Consultants (Atlas) provides professional testing, inspection, engineering, environmental and consulting services nationwide.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Toronto, ON, CanadaReported employees: 1,001-5,000 | Toronto, ON, Canada | 1,001-5,000 | Exact match | 1,395 contacts → |
“Kinectrics is an integrated lifecycle management services company providing testing, inspection, certification and engineering consulting for the electric power generation…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Edmonton, CanadaReported employees: 10001+ | Edmonton, Canada | 10001+ | Exact match | 1,236 contacts → |
“One of the largest independent Asset Integrity companies.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 1,103 contacts → |
“For more than 85 years, Tuboscope™ has provided the industry with tubular expertise and an integrated suite of value-added solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Marietta, GA, United StatesReported employees: 1,001-5,000 | Marietta, GA, United States | 1,001-5,000 | Exact match | 961 contacts → |
“Applied Technical Services assists commercial and industrial clients by providing inspection, testing, consulting engineering, and calibration services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Houston, United StatesReported employees: 1,001-5,000 | Houston, United States | 1,001-5,000 | Exact match | 957 contacts → |
“At CAMIN, we provide inspection, laboratory testing, and additive treatment solutions to the Petroleum Industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Burton Upon Trent, United KingdomReported employees: 1,001-5,000 | Burton Upon Trent, United Kingdom | 1,001-5,000 | Exact match | 933 contacts → |
“SOCOTEC UK is a network of industry-leading experts we empower ambitious businesses at every stage of the asset lifecycle.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Québec, QC, CanadaReported employees: 1,001-5,000 | Québec, QC, Canada | 1,001-5,000 | Exact match | 871 contacts → |
“NDT Global is the leading provider of inline diagnostic solutions, advanced data insights, subsea inspection, and integrity management services that safeguard energy-sector…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Houston, AL, United StatesReported employees: 1,001-5,000 | Houston, AL, United States | 1,001-5,000 | Exact match | 798 contacts → |
“Wellbore Integrity Solutions provides superior technologies and global service domain expertise, enabling our customers to enhance the full lifecycle of their wells by solving…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Muscat, OmanReported employees: 1,001-5,000 | Muscat, Oman | 1,001-5,000 | Exact match | 793 contacts → |
“MB Petroleum Services is a multinational corporation providing cost-effective quality drilling, integrated well services and integrated production services worldwide with the…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Port Of Spain, Trinidad and TobagoReported employees: 1,001-5,000 | Port Of Spain, Trinidad and Tobago | 1,001-5,000 | Exact match | 750 contacts → |
“Tucker Energy Services is a service oriented and customer focused organization providing high quality products and services to our clients in the energy industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HQ: Bergen, NorwayReported employees: 5,001-10,000 | Bergen, Norway | 5,001-10,000 | Exact match | 656 contacts → |
“Oceaneering Asset Integrity is one of the largest providers of Integrity and Inspection Services in the world.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: IndonesiaReported employees: 501-1,000 | Indonesia | 501-1,000 | Exact match | 654 contacts → |
“PT Solusi Energy Nusantara (SENA) is affiliation of PGN Group, a reputable company which has a core business in natural gas distribution and transmission.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Vlaardingen, NetherlandsReported employees: 1,001-5,000 | Vlaardingen, Netherlands | 1,001-5,000 | Exact match | 632 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: SingaporeReported employees: 501-1,000 | Singapore | 501-1,000 | Exact match | 608 contacts → |
“With 40 years of extensive experience, Setsco Services Pte Ltd is one of Singapore’s largest test and inspection companies accredited by the Singapore Accreditation Council –…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Aberdeen, United KingdomReported employees: 501-1,000 | Aberdeen, United Kingdom | 501-1,000 | Exact match | 589 contacts → |
“CAN Group is an established global provider of life of asset integrity services with our business steams CAN, ENGTEQ and VENTEQ providing innovative Engineering, Integrity…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Navi Mumbai, IndiaReported employees: 501-1,000 | Navi Mumbai, India | 501-1,000 | Exact match | 586 contacts → |
“Tubestar, is a privately held company with over 4 decades experience in India.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HQ: Missouri City, TX, United StatesReported employees: 201-500 | Missouri City, TX, United States | 201-500 | Exact match | 508 contacts → |
“GGS provides an integrated suite of Geoscience solutions to the global oil and gas industry including high-resolution RG-3D Reservoir Grade® seismic data acquisition, Multi Client…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 457 contacts → |
“OFI-was founded in 1992 as an OEM for Mud Logging units / Mud logging services provider.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 3,867 company matches
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Well testing and inspection services: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
3,834 records in the displayed employee bands.
33 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 3,867 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
Publisher-reported method study
The published RevenueBase SmartSearch benchmark
86% good or better at Exact
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. It reports 86% of Exact matches judged good or better, and 77% for a 240-pair sample of one- or two-word categories. This evaluates the method across study queries rather than auditing this individual list.
Read the study and full methodology ↗RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Well testing and inspection services by location
25 lists · largest firstEvery Well testing and inspection services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Well testing and inspection services based in the United States758
- Well testing and inspection services based in India242
- Well testing and inspection services based in Brazil223
- Well testing and inspection services based in Canada189
- Well testing and inspection services based in the United Kingdom175
- Well testing and inspection services based in the United Arab Emirates102
- Well testing and inspection services based in Australia86
- Well testing and inspection services based in Indonesia76
- Well testing and inspection services based in Italy76
- Well testing and inspection services based in Malaysia74
- Well testing and inspection services based in Argentina73
- Well testing and inspection services based in Saudi Arabia72
- Well testing and inspection services based in Egypt69
- Well testing and inspection services based in Türkiye66
- Well testing and inspection services based in Colombia51
- Well testing and inspection services based in Germany49
- Well testing and inspection services based in France48
- Well testing and inspection services based in the Netherlands41
- Well testing and inspection services based in Norway33
- Well testing and inspection services based in South Africa31
Cities
- Well testing and inspection services based in Houston, United States106
- Well testing and inspection services based in Calgary, Canada39
- Well testing and inspection services based in Dubai, United Arab Emirates36
- Well testing and inspection services based in Midland, United States33
- Well testing and inspection services based in Edmonton, Canada25
Questions about this company list
What does Exact match mean for well testing and inspection services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many well testing and inspection services did RevenueBase find worldwide?
The saved snapshot records 3,867 matching company records, 102,656 tracked contacts and 24,868 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
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Related lists
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Cite this list
RevenueBase Data Team. Top 25 well testing and inspection services worldwide. Snapshot: November 6, 2026. https://revenuebase.ai/companies/browse/well-testing-and-inspection-services.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗