Company lists · Data refreshed November 2026

Top 25 Geological drilling contractors worldwide

Name: Geological drilling contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 7,241 companies tracked

RevenueBase identified 7,241 company matches for geological drilling contractors worldwide as of November 2026 and tracks 150,061 professional contacts across them, including 27,296 with verified work emails. The United States is the largest market and Perth the largest hub.

This list covers company matches for geological drilling contractors 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 geological drilling contractors 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

7,241Companies

150,061Contacts tracked

27,296Verified emails

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The 25 largest geological drilling contractors worldwide

Ranked by team size

Top 25 of 7,241 company matches for geological drilling contractors 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	Boart Longyear	Exact match	West Valley City, United StatesHQ recorded Nov 6, 2026	5,001-10,000	3,644 contacts →
	Exact match “Established in 1890, Boart Longyear is the world’s leading innovative provider of drilling services, manufacturer of productivity-driven drilling equipment and performance…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Macmahon	Exact match	Perth Airport, AustraliaHQ recorded Nov 6, 2026	10001+	2,854 contacts →
	Exact match “Macmahon is a diversified contractor with leading capabilities in surface and underground mining, civil construction and resources engineering.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Stracon	Exact match	San Isidro, PeruHQ recorded Nov 6, 2026	1,001-5,000	2,847 contacts →
	Exact match “STRACON es una empresa de STRACON Group, un proveedor líder de servicios de minería especializada en América del Norte, Central y del Sur.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Precision Drilling	Exact match	Calgary, TX, CanadaHQ recorded Nov 6, 2026	5,001-10,000	2,730 contacts →
	Exact match “Precision is a leading provider of safe and High Performance, High-Value services to the oil and gas industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	SRK Consulting	Exact match	Vancouver, CanadaHQ recorded Nov 6, 2026	1,001-5,000	2,428 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
6	Ensign Energy Services	Exact match	Calgary, AB, CanadaHQ recorded Nov 6, 2026	1,001-5,000	2,359 contacts →
	Exact match “Ensign Energy Services Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	SAN Antonio Internacional	Exact match	Comuna 1, ArgentinaHQ recorded Nov 6, 2026	1,001-5,000	2,324 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
8	Redpath Mining	Exact match	North Bay, ON, CanadaHQ recorded Nov 6, 2026	5,001-10,000	2,307 contacts →
	Exact match “Established in 1962, The Redpath Group is an experienced, full-service solutions provider to the global underground mining industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Byrnecut	Exact match	Perth Airport, United StatesHQ recorded Nov 6, 2026	5,001-10,000	2,137 contacts →
	Exact match “Byrnecut is an internationally renowned specialist underground mining contractor, offering a unique range of services and in-depth experience.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	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
11	Barminco	Exact match	Perth, AustraliaHQ recorded Nov 6, 2026	1,001-5,000	1,630 contacts →
	Exact match “Barminco is one of the world’s largest hard rock underground mining services companies, with operations in Australia and North America.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	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
13	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
14	PT Pertamina Drilling Services Indonesia	Exact match	South Jakarta, IndonesiaHQ recorded Nov 6, 2026	1,001-5,000	1,344 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
15	Scientific Drilling	Exact match	The Woodlands, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,245 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
16	Thriveni Earthmovers Pvt.Ltd	Exact match	IndiaHQ recorded Nov 6, 2026	5,001-10,000	1,216 contacts →
	Exact match “A proven track record spanning two decades of experience, a project portfolio that testifies our expertise and a prominent client base from the mining and manufacturing industry…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	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
18	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
19	DMC Mining Services	Exact match	Vaughan, ON, CanadaHQ recorded Nov 6, 2026	1,001-5,000	992 contacts →
	Exact match “With a client-centric approach, DMC Mining Services is renowned for being a proven partner capable of delivering safe and innovative solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	IMDEX	Exact match	Perth, AustraliaHQ recorded Nov 6, 2026	501-1,000	780 contacts →
	Exact match “With more than 600 years of collective geoscience expertise, provided by more than 40 experts, we deliver unparalleled tenure and expertise across the global mining technology…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	PT Harmoni Panca Utama	Exact match	IndonesiaHQ recorded Nov 6, 2026	1,001-5,000	770 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Kuwait Drilling Co. K.S.C.C	Exact match	East Ahmadi, KuwaitHQ recorded Nov 6, 2026	1,001-5,000	759 contacts →
	Exact match “KUWAIT DRILLING CO.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Explomin Perforaciones	Exact match	Villa El Salvador, PeruHQ recorded Nov 6, 2026	1,001-5,000	726 contacts →
	Exact match “Explomin del Perú S.A.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	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
25	PT Sinar Terang Mandiri, TBK	Exact match	Manado, IndonesiaHQ recorded Nov 6, 2026	1,001-5,000	605 contacts →
	Exact match “PT Sinar Terang Mandiri, Tbk is a company that specializes in heavy equipment contracting, mining and civil construction projects as well as stone crushing and pavement production.” 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 “geological drilling contractors”. 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 7,241 geological drilling contractors worldwide

See the full list, filter by size, metro and specialty, and access 27,296 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Geological drilling contractors worldwide at a glance

As of Nov 6, 2026

18.2%Verified-email coverage

20.7Average contacts per company

11-50Median size (employees)

1.3%Largest-city concentration · Perth

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

3,098

11-50

2,447

51-200

1,040

201-500

349

501-1,000

116

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 geological drilling contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “geological drilling contractors” 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 27,296 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.

Geological drilling contractors by location

40 lists · largest first

Every Geological drilling contractors 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 “geological drilling contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many geological drilling contractors are there worldwide?

RevenueBase identified 7,241 company matches for geological drilling contractors 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?

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

Which country has the most geological drilling contractors?

The United States leads with 943 companies, followed by Australia (603) and Canada (469). Every geological drilling contractors list by country and city is linked on this page.

Which city has the most geological drilling contractors?

Perth leads with 93 company records, followed by Belo Horizonte (85) and Lima (61).

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 27,296 professional contacts with verified work emails tracked across these 7,241 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.