Company lists · Data refreshed September 2026

Top 25 Drilling tool manufacturers worldwide

RevenueBase identified 2,542 drilling tool manufacturers worldwide as of September 2026 and tracks 41,561 professional contacts across them, including 10,080 with verified work emails and 0 with mobile numbers. The United States is the largest market and Houston the largest hub.

This list covers drilling tool manufacturers worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026. Country and city lists for drilling tool manufacturers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review
2,542Companies
41,561Contacts tracked
10,080Verified emails
0Mobile numbers
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The 25 largest drilling tool manufacturers worldwide

Ranked by team size
Top 25 of 2,542 drilling tool manufacturers worldwide, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to drilling tool manufacturers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceWest Valley City, UT, United StatesHQ checked Sep 16, 20265,001-10,0003,285 contacts →

Strong evidence

“Established in 1890, Boart Longyear is the world’s leading innovative provider of drilling services, manufacturer of productivity-driven drilling equipment and performance…”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceHouston, TX, United StatesHQ checked Sep 16, 20265,001-10,0002,215 contacts →

Indirect evidence

“Oil States International, Inc.”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceHouston, TX, United StatesHQ checked Sep 16, 20261,001-5,0001,938 contacts →

Indirect evidence

“For oil & gas exploration and production companies worldwide, Superior Energy Services is an oilfield products and services company with global reach, financial stability and…”

Source: RevenueBase Database · checked Sep 16, 2026
4Partial evidenceHouston, TX, United StatesHQ checked Sep 16, 20261,001-5,0001,135 contacts →

Partial evidence

“Stewart & Stevenson is a leading designer, manufacturer and provider of specialized equipment and aftermarket parts and service for the oil and gas and other industries that we…”

Source: RevenueBase Database · checked Sep 16, 2026
5Partial evidenceFort Worth, TX, United StatesHQ checked Sep 16, 2026501-1,000535 contacts →

Partial evidence

“Ulterra is a forward-thinking drilling partner whose purpose is to empower people to advance the oil field.”

Source: RevenueBase Database · checked Sep 16, 2026
6Indirect evidenceNewcastle, OK, United StatesHQ checked Sep 16, 2026501-1,000428 contacts →

Indirect evidence

“Only Thru Tubing Solutions offers the specialized downhole equipment and services to deliver the results you need, right when you need them.”

Source: RevenueBase Database · checked Sep 16, 2026
7Strong evidenceHouston, TX, United StatesHQ checked Sep 16, 20261,001-5,000424 contacts →

Strong evidence

“Founded in 1947, Varel Energy Solutions is one of the world’s largest independent manufacturers and suppliers of downhole drilling and completions products to the energy sector.”

Source: RevenueBase Database · checked Sep 16, 2026
8Partial evidenceHouston, TX, United StatesHQ checked Sep 16, 2026501-1,000361 contacts →

Partial evidence

“AES Drilling Fluids is prepared to successfully deliver on any challenging project from the well site to the customer's office.”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceSt. Louis, MO, United StatesHQ checked Sep 16, 2026501-1,000326 contacts →

Indirect evidence

“Sunnen Products Company has been a global leader in the manufacturing and distribution of bore sizing and finishing equipment, engine rebuilding equipment, and tooling and…”

Source: RevenueBase Database · checked Sep 16, 2026
10Strong evidenceDover, OH, United StatesHQ checked Sep 16, 2026201-500315 contacts →

Strong evidence

“Allied Machine & Engineering manufacturers holemaking & finishing tool systems, such as industrial drills, boring tools, thread mills, reamers, & more in Dover, Ohio.”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceWindsor, CO, United StatesHQ checked Sep 16, 202651-200313 contacts →

Indirect evidence

“Total Directional Services, LLC is a privately owned, managed and operated service company headquartered in Windsor, CO.”

Source: RevenueBase Database · checked Sep 16, 2026
12Partial evidenceLahr, GermanyHQ checked Sep 16, 20261,001-5,000307 contacts →

Partial evidence

“LMT Tools is one of the leading experts in the development and production of precision tools.”

Source: RevenueBase Database · checked Sep 16, 2026
13Indirect evidenceHouston, TX, United StatesHQ checked Sep 16, 2026201-500301 contacts →

Indirect evidence

“Since our founding in 2006, NCS Multistage has grown to be a leading provider of engineered products and support services for oil and natural gas wells around the world.”

Source: RevenueBase Database · checked Sep 16, 2026
14Partial evidenceNew Iberia, LA, United StatesHQ checked Sep 16, 2026501-1,000291 contacts →

Partial evidence

“LEAM Drilling Systems, Inc.”

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceHouston, TX, United StatesHQ checked Sep 16, 2026201-500284 contacts →

Indirect evidence

“Since 2003, Premium Oilfield Technologies has been supplying high quality products to the oil and gas industry.”

Source: RevenueBase Database · checked Sep 16, 2026
16Partial evidenceEdmonton, AB, CanadaHQ checked Sep 16, 202651-200279 contacts →

Partial evidence

“We deliver reliable, high-performance drilling & completion equipment, expert engineering support & responsive service to customers in 100+ countries.”

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceHouston, TX, United StatesHQ checked Sep 16, 2026201-500270 contacts →

Indirect evidence

“Strength.”

Source: RevenueBase Database · checked Sep 16, 2026
18Strong evidenceSaint-charles, IL, United StatesHQ checked Sep 16, 2026201-500241 contacts →

Strong evidence

“OSG is a leading manufacturer of taps, end mills, drills and thread-making tools.”

Source: RevenueBase Database · checked Sep 16, 2026
19Indirect evidenceTroisdorf, GermanyHQ checked Sep 16, 2026201-500237 contacts →

Indirect evidence

“Setting the Standard in Well Completion, Perforating, Seismic and Well Abandonment Technologies.”

Source: RevenueBase Database · checked Sep 16, 2026
20Indirect evidenceChennai, IndiaHQ checked Sep 16, 2026501-1,000212 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
21Indirect evidenceNavsari, IndiaHQ checked Sep 16, 2026501-1,000197 contacts →

Indirect evidence

“A global leader, in more than 120 countries on five continents, with more than employees, customer contacts per day, more than 50 innovations per year - This is Hilti.”

Source: RevenueBase Database · checked Sep 16, 2026
22Strong evidenceAlwar, IndiaHQ checked Sep 16, 2026201-500185 contacts →

Strong evidence

“We would like to introduce WELLCARE OIL TOOLS PRIVATE LIMITED, an established manufacturer and supplier of a comprehensive range of Quality Downhole Drilling and Completion…”

Source: RevenueBase Database · checked Sep 16, 2026
23Indirect evidenceMillsap, TX, United StatesHQ checked Sep 16, 2026201-500183 contacts →

Indirect evidence

“GEODynamics creates and delivers downhole solutions that enable unsurpassed oil and gas well economics, performance, and lifespan.”

Source: RevenueBase Database · checked Sep 16, 2026
24Partial evidenceElyria, OH, United StatesHQ checked Sep 16, 2026201-500179 contacts →

Partial evidence

“Diamond Products is a world leader in the manufacturing and distribution of diamond tools and equipment with the widest selection of wet and dry diamond blades and diamond core…”

Source: RevenueBase Database · checked Sep 16, 2026
25Indirect evidenceStafford, TX, United StatesHQ checked Sep 16, 2026201-500178 contacts →

Indirect evidence

“Reservoir Group is a world-class niche oilfield services company that has been addressing customer challenges for more than 70 years.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 2,542 drilling tool manufacturers worldwide

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Drilling tool manufacturers worldwide at a glance

As of Sep 16, 2026
24.3%Verified-email coverage
16.3Average contacts per company
11-50Median size (employees)
3.8%Largest-city concentration · Houston
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
851
11-50
989
51-200
492
201-500
129
501-1,000
41
1,001-5,000
12
5,001-10,000
4
10001+
2

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among drilling tool manufacturers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
15 countries, largest first: the United States, India, Germany, Canada, the United Kingdom, Türkiye, Brazil, Italy, Australia, France and 5 more. Country and city lists for drilling tool manufacturers are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “drilling tool manufacturers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names drilling tool manufacturers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among drilling tool manufacturers, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 10,080 across the full list. 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 September 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Drilling tool manufacturers by location

15 lists · largest first

Every Drilling tool manufacturers 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names drilling tool manufacturers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many drilling tool manufacturers are there worldwide?

RevenueBase identified 2,542 drilling tool manufacturers worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Boart Longyear, headquartered in West Valley City, tops this list with the largest team on record.

Which country has the most drilling tool manufacturers?

The United States leads with 730 companies, followed by India (565) and Germany (230). Every drilling tool manufacturers list by country and city is linked on this page.

Which city has the most drilling tool manufacturers?

Houston leads with 96 headquartered companies, followed by Bangalore (56) and Calgary (39).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 10,080 verified decision-maker contacts tracked across these 2,542 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 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 Smart Search, 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.