Company lists · Data refreshed September 2026

Top 16 Oil and gas drilling rig companies based in Nigeria

RevenueBase identified 106 company matches for oil and gas drilling rig companies associated with Nigeria as of September 2026 and tracks 1,578 professional contacts across them, including 98 with verified work emails. Port Harcourt is the largest hub.

This list covers company matches for oil and gas drilling rig companies associated with Nigeria, 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 September 15, 2026.

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 Sep 15, 2026 How this list was built
106Companies
1,578Contacts tracked
98Verified emails
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The 16 largest oil and gas drilling rig companies based in Nigeria

Ranked by team size
Top 16 of 106 company matches for oil and gas drilling rig companies based in Nigeria, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 15, 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 matchLagos, NigeriaHQ recorded Sep 15, 202651-200172 contacts →

Exact match

“Vision To be the preferred Integrated Upstream Oilfield Services Provider in Africa creating value for all stakeholders.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
2Exact matchPort Harcourt, NigeriaHQ recorded Sep 15, 202651-20086 contacts →

Exact match

“Hydroserve Group is a leading oil and gas company which started as Hydroserve Oil Services Nigeria Limited in November, We began operations in with Pipeline & Process, and Pumping…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
3Exact matchLagos, NigeriaHQ recorded Sep 15, 2026201-50073 contacts →

Exact match

“AOECL provides Drilling & Well completion, Manpower, Procurement, Dredging, Inspection, and EPCI services (Engineering, Procurement, Technical Consultancy, Facility Maintenance…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
4Exact matchPort Harcourt, NigeriaHQ recorded Sep 15, 2026201-50050 contacts →

Exact match

“Oil Quest International Limited (OQIL) is an indigenous Oil and Gas integrated technical support Service Company incorporated in Nigeria as a limited liability company on 11th…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
5Exact matchVictoria Island, NigeriaHQ recorded Sep 15, 202651-20045 contacts →

Exact match

“New Energy Services Company Limited (NESSCO) is a 100% Nigerian owned company incorporated in 2003.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
6Exact matchLekki Phase 1, NigeriaHQ recorded Sep 15, 202651-20036 contacts →

Exact match

“Zamam Offshore Services Limited (ZOSL) is a Nigerian oilfield services company responsible for the provision of production support services to the oil and gas industry in Africa…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
7Exact matchLagos, NigeriaHQ recorded Sep 15, 2026201-50036 contacts →

Exact match

“Ocean Deep Drilling ESV Nigeria Limited (ODENL) is the Nigerian joint venture of Valaris, the world's leading offshore drilling services provider.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
8Exact matchPort Harcourt, NigeriaHQ recorded Sep 15, 202611-5024 contacts →

Exact match

“Oil & Gas Services company”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
9Exact matchPort Harcourt, NigeriaHQ recorded Sep 15, 202611-5023 contacts →

Exact match

“STELOG Ltd since its establishment in 2008 and full offtake in 2012 is involved in Drilling, Intervention and Production services in the Oil and gas value chain.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
10Exact matchPort Harcourt, NigeriaHQ recorded Sep 15, 202651-20014 contacts →

Exact match

“B.G.Technical Limited (BGT) is an Oil Services company incorporated in 1988.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
11Exact matchPort-harcourt, NigeriaHQ recorded Sep 15, 202651-20010 contacts →

Exact match

“CD PRINCETON NIGERIA LIMITED is a fully registered company in Nigeria with the aim to deliver highly quality, cost effective and timely services and products to clients with its…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
12Exact matchPort Harcourt, NigeriaHQ recorded Sep 15, 202651-20010 contacts →

Exact match

“RAMEC Integrated Services Limited (RISL) is a subsidiary of the RAMEC GROUP, a wholly indigenous Nigerian company, offering services in Directional Drilling, Measurement While…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
13Exact matchLekki, NigeriaHQ recorded Sep 15, 202651-2008 contacts →

Exact match

“Derotech Offshore Services Limited is a preferred local offshore drilling company in Nigeria with technical support and ultramodern equipment from Pacific Drilling to respond to…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
14Exact matchPort Harcourt, NigeriaHQ recorded Sep 15, 202651-2008 contacts →

Exact match

“E&P Support Services Fabrication Marine & Logistics OCTG Services Pipeline Transport Rig Moves”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
15Exact matchLagos, NigeriaHQ recorded Sep 15, 202651-2005 contacts →

Exact match

“Ingrebourne Energy was founded in 2020 to breakdown the complexity associated with the oil and gas industry.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
16Exact matchLagos, NigeriaHQ recorded Sep 15, 202611-503 contacts →

Exact match

“DAQC Field and Well Services Ltd is one of the leading directional survey companies in Nigeria.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase

Showing 16 of 106 oil and gas drilling rig companies based in Nigeria

See the full list, filter by size, metro and specialty, and access 98 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas drilling rig companies based in Nigeria at a glance

As of Sep 15, 2026
6.2%Verified-email coverage
14.9Average contacts per company
11-50Median size (employees)
29.2%Largest-city concentration · Port Harcourt
Sep 15, 2026Page data refreshed

Companies by employee count

1-10
20
11-50
41
51-200
37
201-500
8

Email recency for this list is measured worldwide rather than for Nigeria, so it is reported there. Company counts and contact totals on this page are exact for Nigeria, over 106 companies.

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.
What qualifies
Company records associated with Nigeria whose business descriptions match “oil and gas drilling rig companies” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 98 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 September 15, 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.

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 “oil and gas drilling rig companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil and gas drilling rig companies are there based in Nigeria?

RevenueBase identified 106 company matches for oil and gas drilling rig companies associated with Nigeria as of September 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?

OES Energy Services Limited tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most oil and gas drilling rig companies?

Port Harcourt leads with 31 company records, followed by Lagos (15) and Rivers (8).

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 98 professional contacts with verified work emails tracked across these 106 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 September 15, 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.