Company lists · Data refreshed November 2026

Top 25 Formation pressure measurement when drilling services worldwide

RevenueBase identified 178 company matches for formation pressure measurement when drilling services worldwide as of November 2026 and tracks 5,113 professional contacts across them, including 1,198 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for formation pressure measurement when drilling 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 formation pressure measurement when drilling 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
178Companies
5,113Contacts tracked
1,198Verified emails
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The 25 largest formation pressure measurement when drilling services worldwide

Ranked by team size
Top 25 of 178 company matches for formation pressure measurement when drilling services 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 matchDubai, United Arab EmiratesHQ recorded Nov 6, 20261,001-5,0001,792 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
2Exact matchUnited StatesHQ recorded Nov 6, 20261,001-5,000287 contacts →

Exact match

“China National Logging Corporation (CNLC), a subsidiary of CNPC Services & Engineering Ltd, solely on behalf of CNPC providing well bore technical services in international…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026201-500260 contacts →

Exact match

“NOV™ IntelliServ® provides the oil and gas industry with broadband networked drillstrings and along-string evaluation that enables downhole conditions to be measured, evaluated…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202651-200140 contacts →

Exact match

“Since 1989 WWT International (WWT) has been developing unique products to help operators reach farther in drilling, completion and intervention worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCorpus Christi, TX, United StatesHQ recorded Nov 6, 202651-200121 contacts →

Exact match

“Iron Horse Tools designs, tests, rents, and services pressure control equipment that enhances conventional and unconventional drilling performance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202611-50111 contacts →

Exact match

“Newsco is a global Directional Drilling and MWD service company, recognized internationally for our quality tools, committed service and for providing customized innovative…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBroussard, LA, United StatesHQ recorded Nov 6, 202651-20098 contacts →

Exact match

“Oilfield Instrumentation is a best-in-class provider of real time drilling instrumentation and certified offshore and land buildings for the oil and gas industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202651-20089 contacts →

Exact match

“Anyone can provide data.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMidland, TX, United StatesHQ recorded Nov 6, 202651-20077 contacts →

Exact match

“Peak Completions is a leading oil and gas down hole technology provider that offers in-house engineering, manufacturing, and dedicated service to operators around the globe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026201-50075 contacts →

Exact match

“Ryan Directional Services, a Nabors company, is a leading provider of Directional Drilling and Measurement While Drilling services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchCalgary, AB, CanadaHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“GEO PSI provides operators with the real-time data they need to act with confidence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMidland, TX, United StatesHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“Taktikal Directional believes in offering only the best.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchVillahermosa, MexicoHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“Surface data acquisition (EDR & WIS), mud logging, RT data collection/transmission/visualization for drilling, workover & intervention operations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchEdmonton, AB, CanadaHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“Leaders in harsh environment Reservoir Monitoring Petrospec Engineering provides advanced reservoir monitoring products specializing in high temperature systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchn/an/a53 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchConroe, TX, United StatesHQ recorded Nov 6, 2026201-50048 contacts →

Exact match

“Scout Downhole was founded in 2009 and provides innovative downhole drilling technologies, high-quality manufacturing, and unparalleled customer service.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchNisku, AB, CanadaHQ recorded Nov 6, 202651-20044 contacts →

Exact match

“Precise Downhole Solutions™ is an ISO certified, industry leader in monitoring/surveillance & smart completions in extreme environments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchDenver, PA, United StatesHQ recorded Nov 6, 2026201-50040 contacts →

Exact match

“We are driven to be the best geological well-site service company in the country.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchUnited StatesHQ recorded Nov 6, 202651-20040 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchRed Deer, TX, CanadaHQ recorded Nov 6, 202651-20038 contacts →

Exact match

“Datacan’s Mission: making the world’s best product, in both function and usability.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchNorman, OK, United StatesHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“MCWL began in 1990 as a mud logging company and has since grown into a leader in all facets of formation evaluation services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchGeorgetown, TX, United StatesHQ recorded Nov 6, 202651-20032 contacts →

Exact match

“Bench Tree is a leading provider of measurement-while-drilling (MWD) and logging-while-drilling (LWD) products, delivering a comprehensive portfolio of state-of-the-art solutions…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMidland, TX, United StatesHQ recorded Nov 6, 202651-20032 contacts →

Exact match

“ADS has established a highly skilled team of pressure control professionals to deliver premium and innovative managed pressure drilling and well control solutions to the oil and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchCalgary, AB, CanadaHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“Global Dynamics Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“Ziebel is a unique technology company focused on providing high value measurements to oil and gas companies, allowing them to improve reservoir recovery factors.”

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

Showing 25 of 178 formation pressure measurement when drilling services worldwide

See the full list, filter by size, metro and specialty, and access 1,198 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Formation pressure measurement when drilling services worldwide at a glance

As of Nov 6, 2026
23.4%Verified-email coverage
28.7Average contacts per company
11-50Median size (employees)
12.9%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
58
11-50
62
51-200
46
201-500
8
501-1,000
1
1,001-5,000
2
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 formation pressure measurement when drilling services are linked below.
What qualifies
Company records worldwide whose business descriptions match “formation pressure measurement when drilling 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 1,198 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.

Formation pressure measurement when drilling services by location

2 lists · largest first

Every Formation pressure measurement when drilling services 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 “formation pressure measurement when drilling services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many formation pressure measurement when drilling services are there worldwide?

RevenueBase identified 178 company matches for formation pressure measurement when drilling 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?

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

Which country has the most formation pressure measurement when drilling services?

The United States leads with 82 companies, followed by Canada (26). Every formation pressure measurement when drilling services list by country and city is linked on this page.

Which city has the most formation pressure measurement when drilling services?

Houston leads with 23 company records, followed by Calgary (15) and Midland (10).

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 1,198 professional contacts with verified work emails tracked across these 178 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.