Company lists · Data refreshed October 2026

Top 25 Platform drilling rigs suppliers worldwide

Name: Platform drilling rigs suppliers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 19, 2026 5,336 companies tracked

RevenueBase identified 5,336 company matches for platform drilling rigs suppliers worldwide as of October 2026 and tracks 318,409 professional contacts across them, including 50,814 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for platform drilling rigs suppliers 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 October 19, 2026. Country and city lists for platform drilling rigs suppliers 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 Oct 19, 2026 How this list was built

5,336Companies

318,409Contacts tracked

50,814Verified emails

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The 25 largest platform drilling rigs suppliers worldwide

Ranked by team size

Top 25 of 5,336 company matches for platform drilling rigs suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 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	Transocean	Exact match	Zug, SwitzerlandHQ recorded Oct 19, 2026	1,001-5,000	10,599 contacts →
	Exact match “Transocean is a leading international provider of offshore contract drilling services for oil and gas wells.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2	Nabors Industries	Exact match	Houston, TX, United StatesHQ recorded Oct 19, 2026	10001+	6,266 contacts →
	Exact match “Nabors Industries is a leading provider of advanced technology for the energy industry.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
3	Noble Corporation	Exact match	Houston, TX, United StatesHQ recorded Oct 19, 2026	5,001-10,000	5,939 contacts →
	Exact match “Noble is a leading offshore drilling contractor for the oil and gas industry.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
4	MODEC	Exact match	Chuo-ku, JapanHQ recorded Oct 19, 2026	5,001-10,000	5,354 contacts →
	Exact match “MODEC has been a leading provider of solutions for the floating offshore oil and gas market for over 50 years.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
5	Seadrill	Exact match	Houston, United StatesHQ recorded Oct 19, 2026	1,001-5,000	5,065 contacts →
	Exact match “Seadrill is setting the standard in deepwater oil and gas drilling.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
6	PT Elnusa TBK	Exact match	Jakarta Selatan, IndonesiaHQ recorded Oct 19, 2026	1,001-5,000	4,167 contacts →
	Exact match “We are the one and only national company that possesses combined competencies in oil & gas services: seismic, drilling and oilfield.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7	NESR	Exact match	Houston, United StatesHQ recorded Oct 19, 2026	5,001-10,000	3,884 contacts →
	Exact match “National Energy Services Reunited Corp.(NESR) was founded in 2017 as one of the largest national oilfield services providers in the MENA and Asia Pacific regions and was the first…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
8	Boart Longyear	Exact match	West Valley City, UT, United StatesHQ recorded Oct 19, 2026	5,001-10,000	3,518 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 · Oct 19, 2026 · View company records in RevenueBase
9	Valaris Limited	Exact match	Houston, TX, United StatesHQ recorded Oct 19, 2026	5,001-10,000	3,263 contacts →
	Exact match “We Are Valaris With decades of expertise and strategic commitment built on efficiency, capability and ingenuity, our sights are continually set toward a future built with purpose…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10	KEY Energy Services	Exact match	Houston, TX, United StatesHQ recorded Oct 19, 2026	1,001-5,000	2,923 contacts →
	Exact match “Headquartered in Houston, Texas, Key Energy Services provides a wide array of leading edge energy production solutions and services.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11	Estrutural	Exact match	Porto Alegre, BrazilHQ recorded Oct 19, 2026	1,001-5,000	2,795 contacts →
	Exact match “Quem somos: Somos uma empresa nacional, com mais de 30 anos no segmento da construção, montagem e manutenção industrial.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12	Shelf Drilling	Exact match	Dubai, United Arab EmiratesHQ recorded Oct 19, 2026	1,001-5,000	2,770 contacts →
	Exact match “Shelf Drilling is a wholly owned subsidiary of ADES Holding Company, a leading international oil and gas drilling services provider.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13	Precision Drilling	Exact match	Calgary, AB, CanadaHQ recorded Oct 19, 2026	5,001-10,000	2,622 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 · Oct 19, 2026 · View company records in RevenueBase
14	Patterson-Uti	Exact match	Houston, TX, United StatesHQ recorded Oct 19, 2026	10001+	2,444 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 · Oct 19, 2026 · View company records in RevenueBase
15	Archer	Exact match	Sandnes, NorwayHQ recorded Oct 19, 2026	5,001-10,000	2,399 contacts →
	Exact match “Archer is a company providing drilling and well services to the global energy industry.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16	Oilserv	Exact match	Dubai, United Arab EmiratesHQ recorded Oct 19, 2026	1,001-5,000	2,362 contacts →
	Exact match “OiLSERV is a provider of an expanding range of oilfield services, including well logging, well testing, production enhancement, drilling services, surface production management…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17	OCYAN	Exact match	Rio De Janeiro, BrazilHQ recorded Oct 19, 2026	1,001-5,000	2,328 contacts →
	Exact match “A OCYAN atua há décadas na prestação de serviços para o setor de óleo e gás upstream, estruturando suas operações em três frentes de atuação.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18	Ensign Energy Services	Exact match	Calgary, AB, CanadaHQ recorded Oct 19, 2026	1,001-5,000	2,277 contacts →
	Exact match “Ensign Energy Services Inc.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19	SAN Antonio Internacional	Exact match	Comuna 1, ArgentinaHQ recorded Oct 19, 2026	1,001-5,000	2,247 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 · Oct 19, 2026 · View company records in RevenueBase
20	Constellation OIL Services	Exact match	Rio De Janeiro, BrazilHQ recorded Oct 19, 2026	1,001-5,000	2,176 contacts →
	Exact match “Constellation Oil Services is a drilling contractor highly differentiated due to its unique experience in deep and ultra-deepwater drilling.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21	Egyptian Drilling Company EDC	Exact match	Cairo, EgyptHQ recorded Oct 19, 2026	5,001-10,000	2,102 contacts →
	Exact match “EDC is one of the leading drilling contractors in Egypt and the MENA region; established in 1976 in partnership with Maersk Drilling, EDC is now 100% owned by Egyptian General…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22	Superior Energy Services	Exact match	Houston, TX, United StatesHQ recorded Oct 19, 2026	1,001-5,000	2,076 contacts →
	Exact match “For oil & gas exploration and production companies worldwide, Superior Energy Services is an oilfield products and services company with global reach, financial stability and…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23	Arabian Drilling	Exact match	Al-khobar, Saudi ArabiaHQ recorded Oct 19, 2026	5,001-10,000	2,072 contacts →
	Exact match “We are the region’s trusted onshore and offshore oil & gas drilling company with an extensive track record of operational excellence and advanced capabilities that have enabled…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24	ELFE	Exact match	Macaé, BrazilHQ recorded Oct 19, 2026	1,001-5,000	2,006 contacts →
	Exact match “No mercado há mais de duas décadas, a Axia é uma empresa nacional com atuação em operação e manutenção industrial.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25	Odfjell Drilling	Exact match	Aberdeen, United KingdomHQ recorded Oct 19, 2026	1,001-5,000	1,894 contacts →
	Exact match “Odfjell Drilling is an international drilling company with around 1,500 employees with operations around the world.” Recorded in the RevenueBase company graph · Oct 19, 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 “platform drilling rigs suppliers”. 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 5,336 platform drilling rigs suppliers worldwide

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Platform drilling rigs suppliers worldwide at a glance

As of Oct 19, 2026

16.0%Verified-email coverage

59.7Average contacts per company

11-50Median size (employees)

4.8%Largest-city concentration · Houston

Oct 19, 2026Page data refreshed

Companies by employee count

1-10

1,333

11-50

1,814

51-200

1,189

201-500

498

501-1,000

218

1,001-5,000

212

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 platform drilling rigs suppliers are linked below.
What qualifies: Company records worldwide whose business descriptions match “platform drilling rigs suppliers” 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 50,814 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 October 19, 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.

Platform drilling rigs suppliers by location

40 lists · largest first

Every Platform drilling rigs suppliers 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 “platform drilling rigs suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many platform drilling rigs suppliers are there worldwide?

RevenueBase identified 5,336 company matches for platform drilling rigs suppliers worldwide as of October 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?

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

Which country has the most platform drilling rigs suppliers?

The United States leads with 1,125 companies, followed by Canada (264) and the United Arab Emirates (245). Every platform drilling rigs suppliers list by country and city is linked on this page.

Which city has the most platform drilling rigs suppliers?

Houston leads with 254 company records, followed by Calgary (88) and Dubai (85).

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 50,814 professional contacts with verified work emails tracked across these 5,336 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 October 19, 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.