Company lists · Data refreshed November 2026

Top 25 Well site geology services worldwide

RevenueBase identified 7,845 company matches for well site geology services worldwide as of November 2026 and tracks 180,133 professional contacts across them, including 41,036 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for well site geology 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 site geology 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
7,845Companies
180,133Contacts tracked
41,036Verified emails
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The 25 largest well site geology services worldwide

Ranked by team size
Top 25 of 7,845 company matches for well site geology 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 matchHouston, United StatesHQ recorded Nov 6, 202610001+58,281 contacts →

Exact match

“We collaborate and engineer solutions to maximize asset value for our customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202610001+2,552 contacts →

Exact match

“Patterson-UTI is a leading provider of drilling and completion services to oil and natural gas exploration and production companies in the United States and other select…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchVancouver, CanadaHQ recorded Nov 6, 20261,001-5,0002,428 contacts →

Exact match

“SRK Consulting is an independent, international group providing specialised consultancy services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchComuna 1, ArgentinaHQ recorded Nov 6, 20261,001-5,0002,324 contacts →

Exact match

“Somos la mayor prestadora de servicios de perforación de la Argentina y somos líderes en la prestación de servicios asociados al mantenimiento y optimización de los pozos de…”

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

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMoncton, NB, CanadaHQ recorded Nov 6, 20261,001-5,0001,607 contacts →

Exact match

“Major Drilling Group International Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchSouth Jakarta, IndonesiaHQ recorded Nov 6, 20261,001-5,0001,344 contacts →

Exact match

“PT Pertamina Drilling Services Indonesia (Pertamina Drilling) was established on June 13th, 2008.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchKaty, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,303 contacts →

Exact match

“Newpark Fluids Systems is the world’s leading pure-play oil & gas and geothermal fluid solutions provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchThe Woodlands, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,245 contacts →

Exact match

“THE ULTIMATE PARTNER IN WELLBORE PLACEMENT Scientific Drilling International is an independent service provider offering a complete high accuracy wellbore placement and drilling…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchHebei, ChinaHQ recorded Nov 6, 202610001+1,238 contacts →

Exact match

“BGP is one of the world's leading geophysical service companies, delivering a wide range of technologies, services and equipment to the oil and gas industry worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchVancouver, BC, CanadaHQ recorded Nov 6, 2026501-1,000846 contacts →

Exact match

“BGC Engineering is an international consulting firm that provides professional services in applied earth sciences.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchOslo, NorwayHQ recorded Nov 6, 2026501-1,000837 contacts →

Exact match

“AGR – an Aqualis company – is a multidisciplinary consultancy, specialising in drilling & wells, subsurface, marine and subsea solutions, resourcing, technical safety and software…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchEast Ahmadi, KuwaitHQ recorded Nov 6, 20261,001-5,000759 contacts →

Exact match

“KUWAIT DRILLING CO.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchPort Of Spain, Trinidad and TobagoHQ recorded Nov 6, 20261,001-5,000750 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
16Exact matchAte, BelgiumHQ recorded Nov 6, 20261,001-5,000690 contacts →

Exact match

“Geotec S.A, empresa de perforación perteneciente a Boyles Bros, fue fundado en 1963 posicionándose como una empresa líder en la industria minera peruana.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchHouston, AB, United StatesHQ recorded Nov 6, 2026201-500671 contacts →

Exact match

“SAExploration offers a full range of geophysical ground acquisition services from design, prospecting, drilling, recording and analysis of field quality, as well as mobilization…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact match4204 King Fahd Road, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,000594 contacts →

Exact match

“ARGAS, since its inception in 1966, was focused on developing Geological and Geophysical field solutions to further explore the earth’s Natural Resources.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchPanamaHQ recorded Nov 6, 2026201-500513 contacts →

Exact match

“AKD® International es el Aliado Estratégico de toda Empresa de Minería, Energía y/o Petróleo en Latinoamérica que busca un Experto en Perforación con Gran Amor por lo que hace y…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMissouri City, TX, United StatesHQ recorded Nov 6, 2026201-500508 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
21Exact matchKgs. Lyngby (copenhagen), DenmarkHQ recorded Nov 6, 2026201-500497 contacts →

Exact match

“Founded in 1943, Geo is a market leading engineering consultancy company and contractor, specialised within the fields of geotechnical and environmental engineering (geoteknik og…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact 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
23Exact matchMumbai, IndiaHQ recorded Nov 6, 2026501-1,000457 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
24Exact match9001 St. Gallen, SwitzerlandHQ recorded Nov 6, 2026201-500450 contacts →

Exact match

“Geoquip Marine is a geotechnical data acquisition company safely delivering offshore geotechnical site investigations and engineering services to clients worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026201-500450 contacts →

Exact match

“EnerVest is a top-tier, low-cost oil and natural gas operating company.”

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

Showing 25 of 7,845 well site geology services worldwide

See the full list, filter by size, metro and specialty, and access 41,036 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Well site geology services worldwide at a glance

As of Nov 6, 2026
22.8%Verified-email coverage
23.0Average contacts per company
1-10Median size (employees)
2.1%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
4,087
11-50
2,446
51-200
875
201-500
203
501-1,000
64
1,001-5,000
50
5,001-10,000
8
10001+
11

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 site geology services are linked below.
What qualifies
Company records worldwide whose business descriptions match “well site geology 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 41,036 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 site geology services by location

43 lists · largest first

Every Well site geology services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 site geology services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many well site geology services are there worldwide?

RevenueBase identified 7,845 company matches for well site geology 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?

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

Which country has the most well site geology services?

The United States leads with 1,487 companies, followed by Brazil (479) and Canada (440). Every well site geology services list by country and city is linked on this page.

Which city has the most well site geology services?

Houston leads with 167 company records, followed by Calgary (121) and Belo Horizonte (64).

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 41,036 professional contacts with verified work emails tracked across these 7,845 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.