Company lists · Data refreshed November 2026

Top 25 Geotechnical drilling services worldwide

Name: Geotechnical drilling services worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 9,631 companies tracked

RevenueBase identified 9,631 company matches for geotechnical drilling services worldwide as of November 2026 and tracks 145,404 professional contacts across them, including 33,958 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for geotechnical 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 geotechnical 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

9,631Companies

145,404Contacts tracked

33,958Verified emails

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The 25 largest geotechnical drilling services worldwide

Ranked by team size

Top 25 of 9,631 company matches for geotechnical 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Keller	Exact match	London, United KingdomHQ recorded Nov 6, 2026	5,001-10,000	4,408 contacts →
	Exact match “Every day, people around the world live, work and play on ground prepared by Keller, the world's largest geotechnical specialist contractor.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Capital Limited	Exact match	Mauritius, AustriaHQ recorded Nov 6, 2026	1,001-5,000	1,681 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
3	Major Drilling	Exact match	Moncton, NB, CanadaHQ recorded Nov 6, 2026	1,001-5,000	1,607 contacts →
	Exact match “Major Drilling Group International Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Geosol Geologia E Sondagens S.A	Exact match	Belo Horizonte, BrazilHQ recorded Nov 6, 2026	1,001-5,000	1,374 contacts →
	Exact match “One of the leading geology companies in the world, GEOSOL excels in the undertaking of geological drilling and mineral engineering programs.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Soletanche Bachy	Exact match	Rueil-malmaison, FranceHQ recorded Nov 6, 2026	5,001-10,000	1,306 contacts →
	Exact match “Soletanche Bachy is a world benchmark in foundations and soil technologies, and is involved in over projects every year.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	HMH	Exact match	Amsterdam, NetherlandsHQ recorded Nov 6, 2026	1,001-5,000	1,185 contacts →
	Exact match “HMH is a premier drilling solutions provider - delivering a broad portfolio of products and services that are designed to be the safest and most efficient in the industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Master Drilling Group LTD	Exact match	Fochville, South AfricaHQ recorded Nov 6, 2026	1,001-5,000	1,036 contacts →
	Exact match “Master Drilling, established in 1986, is a global technology solutions driven company; focused on delivering a fully mechanised range of services to the mining sector.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	AGR	Exact match	Oslo, NorwayHQ recorded Nov 6, 2026	501-1,000	837 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
9	Geotec	Exact match	Ate, BelgiumHQ recorded Nov 6, 2026	1,001-5,000	690 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
10	Trevi S.P.A	Exact match	Cesena, ItalyHQ recorded Nov 6, 2026	201-500	685 contacts →
	Exact match “Trevi, a company specialized in special foundations and soil consolidation, is part of the Trevi Group, a world leader in subsoil engineering and in the design and production of…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Geo-Technology Associates, Inc. GTA	Exact match	Abingdon, OH, United KingdomHQ recorded Nov 6, 2026	501-1,000	503 contacts →
	Exact match “Geo-Technology Associates, Inc.(GTA) proudly celebrates more than 40 years of service, backed by a team of 600+ professionals-including geotechnical engineers, environmental…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Groupe Géotec	Exact match	Quetigny, FranceHQ recorded Nov 6, 2026	501-1,000	499 contacts →
	Exact match “Groupe Géotec, bureau d’études en ingénierie géotechnique et environnementale, créé en 1973, conseille l’ensemble des interlocuteurs de l’acte de construire : maîtres d’ouvrage…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Cactus Drilling CO	Exact match	Oklahoma City, OK, United StatesHQ recorded Nov 6, 2026	1,001-5,000	498 contacts →
	Exact match “As the largest privately-held domestic land drilling contractor in the United States, Cactus provides competent, motivated personnel utilizing premium equipment to meet and exceed…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	GEO	Exact match	Kgs. Lyngby (copenhagen), DenmarkHQ recorded Nov 6, 2026	201-500	497 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
15	Petreven	Exact match	Podenzano, ItalyHQ recorded Nov 6, 2026	501-1,000	492 contacts →
	Exact match “PETREVEN is a low impact Drilling Contractor (established in 1998 in Venezuela).” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Foraco International SA	Exact match	Marseille, FranceHQ recorded Nov 6, 2026	1,001-5,000	491 contacts →
	Exact match “Foraco International SA (TSX: FAR) is a leading global mineral drilling services company that provides a comprehensive and reliable service offering in mining and water projects.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Bauer Foundation Corp	Exact match	Odessa, FL, United StatesHQ recorded Nov 6, 2026	201-500	490 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Thurber Engineering LTD	Exact match	Edmonton, ON, CanadaHQ recorded Nov 6, 2026	501-1,000	489 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Groupe ABS	Exact match	Montréal, QC, CanadaHQ recorded Nov 6, 2026	501-1,000	474 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
20	Minova	Exact match	Greenwood Village, United StatesHQ recorded Nov 6, 2026	1,001-5,000	466 contacts →
	Exact match “Minova is an industry leader of ground support and geotechnical solutions for mining, tunnelling and surface ground engineering projects.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	L&t Geostructure	Exact match	Chennai, IndiaHQ recorded Nov 6, 2026	501-1,000	466 contacts →
	Exact match “Overview In 2012, L&T acquired a huge fleet of sophisticated foundation equipment and L&T GeoStructure - a unique legal business entity, was formed to focus, capture and build…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Construction Sciences	Exact match	Albion, AustraliaHQ recorded Nov 6, 2026	1,001-5,000	465 contacts →
	Exact match “Construction Sciences is a construction materials testing, geotechnical engineering, environmental consulting and specialised testing firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Geoquip Marine	Exact match	9001 St. Gallen, SwitzerlandHQ recorded Nov 6, 2026	201-500	450 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
24	Ausdrill	Exact match	Kewdale, AustraliaHQ recorded Nov 6, 2026	201-500	445 contacts →
	Exact match “Ausdrill is a premium Australian drilling company that provides exploration drilling, production drilling, blasting services and geotechnical services for mining majors through to…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Malcolm Drilling	Exact match	San Francisco, FL, United StatesHQ recorded Nov 6, 2026	501-1,000	444 contacts →
	Exact match “For over six decades, Malcolm Drilling has set the standard in the deep foundation and ground engineering industry, consistently leading through innovation and expertise.” 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 “geotechnical drilling 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 9,631 geotechnical drilling services worldwide

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Geotechnical drilling services worldwide at a glance

As of Nov 6, 2026

23.4%Verified-email coverage

15.1Average contacts per company

11-50Median size (employees)

0.9%Largest-city concentration · Sao Paulo

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

4,099

11-50

3,464

51-200

1,379

201-500

371

501-1,000

102

1,001-5,000

5,001-10,000

10001+

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 geotechnical drilling services are linked below.
What qualifies: Company records worldwide whose business descriptions match “geotechnical 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 33,958 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.

Geotechnical drilling services by location

44 lists · largest first

Every Geotechnical drilling 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 “geotechnical drilling services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many geotechnical drilling services are there worldwide?

RevenueBase identified 9,631 company matches for geotechnical 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?

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

Which country has the most geotechnical drilling services?

The United States leads with 1,523 companies, followed by Brazil (640) and the United Kingdom (510). Every geotechnical drilling services list by country and city is linked on this page.

Which city has the most geotechnical drilling services?

Sao Paulo leads with 86 company records, followed by Belo Horizonte (75) and Lima (65).

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 33,958 professional contacts with verified work emails tracked across these 9,631 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.