Company lists · Data refreshed October 2026

Top 25 Oil and gas commissioning contractors based in Nigeria

RevenueBase identified 224 company matches for oil and gas commissioning contractors associated with Nigeria as of October 2026 and tracks 4,670 professional contacts across them, including 428 with verified work emails. Port Harcourt is the largest hub.

This list covers company matches for oil and gas commissioning contractors 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 October 19, 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 Oct 19, 2026 How this list was built
224Companies
4,670Contacts tracked
428Verified emails
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The 25 largest oil and gas commissioning contractors based in Nigeria

Ranked by team size
Top 25 of 224 company matches for oil and gas commissioning contractors based in Nigeria, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchVictoria Island, NigeriaHQ recorded Oct 19, 20261,001-5,000705 contacts →

Exact match

“Nestoil is Nigeria’s largest indigenous Engineering, Procurement, Construction and Commissioning (EPCC) Company in the Oil and Gas sector and has been a significant contributor to…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2Exact matchPort Harcourt, NigeriaHQ recorded Oct 19, 20261,001-5,000420 contacts →

Exact match

“ALCON Nigeria Limited commenced operation on the 10th day of May 1982 as MED Construction, incorporated with registration no: RC 47042.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
3Exact matchLagos, NigeriaHQ recorded Oct 19, 2026201-500251 contacts →

Exact match

“PIVOT-GIS is a leading Nigerian Engineering, Procurement, Construction, Operations & Maintenance (EPCOM) company serving the oil, gas, and energy sectors since 2004.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
4Exact matchLagos, NigeriaHQ recorded Oct 19, 202651-200244 contacts →

Exact match

“Prime Atlantic Cegelec (PACE) Limited is an indigenous Nigerian company dedicated to effecting development and building capacity in the Nigerian oil and gas industry.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
5Exact matchLekki, NigeriaHQ recorded Oct 19, 2026201-500131 contacts →

Exact match

“Prime Sources Limited a Nigerian company established in 2001 as an EPIC company has kept the flag of quality services flying high and is a one stop shop company safely offering…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
6Exact matchIkoyi, NigeriaHQ recorded Oct 19, 2026501-1,000117 contacts →

Exact match

“Lee Engineering and Construction Co.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7Exact matchPortharcourt, NigeriaHQ recorded Oct 19, 202651-200114 contacts →

Exact match

“Jimcol Resources Nigeria Limited is an indigenous company incorporated in 1990.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
8Exact matchPort Harcourt, NigeriaHQ recorded Oct 19, 202651-20079 contacts →

Exact match

“Global Process and Pipeline Services Limited (GPPS) offer quality services and a number of innovative new technologies, that will span over the under listed Services: Pipeline…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
9Exact matchLagos, NigeriaHQ recorded Oct 19, 2026501-1,00072 contacts →

Exact match

“ELPER has built in time, a strong international network, and a specialized engineering company, providing services ranging from Engineering Procurement & Construction to Marine…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10Exact matchLagos, NigeriaHQ recorded Oct 19, 2026201-50069 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 · Oct 19, 2026 · View company records in RevenueBase
11Exact matchPort Harcourt, NigeriaHQ recorded Oct 19, 2026201-50058 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12Exact matchPort Harcourt, NigeriaHQ recorded Oct 19, 202651-20053 contacts →

Exact match

“Cakasa Maintenance Services Limited is a global oil servicing company in Nigeria, with Head Office in PortHarcourt.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13Exact matchOsubi-warri, NigeriaHQ recorded Oct 19, 2026201-50047 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14Exact matchLagos, NigeriaHQ recorded Oct 19, 2026201-50047 contacts →

Exact match

“DeltaTek Offshore Ltd is a leading Engineering, Procurement, Installation, Construction, and Commissioning (EPICC) service provider in the oil and gas sector of Sub-Sahara Africa.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15Exact matchVictoria Island, NigeriaHQ recorded Oct 19, 202651-20043 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16Exact matchLagos, NigeriaHQ recorded Oct 19, 202611-5041 contacts →

Exact match

“HEXAGON ENGINEERING LTD is a systems integration company with registered offices in Lagos, Portharcourt and Houston - Texas.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17Exact matchPort Harcourt, NigeriaHQ recorded Oct 19, 202611-5037 contacts →

Exact match

“Summary ABOUT US: Hallmark Global Petroleum Ltd (HGP) was incorporated in 2002 as a 100% Nigerian owned and operated oil and gas Services Company.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18Exact matchPort Harcourt, NigeriaHQ recorded Oct 19, 202651-20036 contacts →

Exact match

“True-Blue Energy Services Limited, a fully indigenous oil and gas services company in Nigeria with proven capacity for supporting clients/major projects in Onshore and Offshore…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19Exact matchPort Harcourt, NigeriaHQ recorded Oct 19, 202611-5032 contacts →

Exact match

“DEBYL LIMITED is an indigenous company.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20Exact matchLagos, NigeriaHQ recorded Oct 19, 2026201-50023 contacts →

Exact match

“Habrams Energy offers specialist engineering, procurement, construction & project management, operations, and maintenance services for your oil & gas projects in the Gulf of…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21Exact matchRumuokwachi, NigeriaHQ recorded Oct 19, 202651-20023 contacts →

Exact match

“Strides Energy and Maritime Limited is a Nigerian oil and gas engineering, inspection, procurement, installation and consultancy services firm.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22Exact matchKaduna, NigeriaHQ recorded Oct 19, 2026201-50022 contacts →

Exact match

“Supasteel Limited is a wholly indigenously owned Engineering Procurement and construction Company carrying out Fabrication, Installation, Repair of Static and Rotating Equipment…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23Exact matchLekki Phase 1, NigeriaHQ recorded Oct 19, 202611-5018 contacts →

Exact match

“Cozym Limited is a family of Engineers and Consultants with core competencies in the areas of Feasibility Studies, Front End and Detailed Engineering Designs, Materials…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24Exact matchVictoria Island, NigeriaHQ recorded Oct 19, 2026201-50017 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25Exact matchSagamu Inter-change Kajola Village, NigeriaHQ recorded Oct 19, 2026201-50017 contacts →

Exact match

“TWAB Nigeria Limited is an indigenous Oil and Gas Engineering / Construction (Pipeline & Facilities) service company.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase

Showing 25 of 224 oil and gas commissioning contractors based in Nigeria

See the full list, filter by size, metro and specialty, and access 428 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas commissioning contractors based in Nigeria at a glance

As of Oct 19, 2026
9.2%Verified-email coverage
20.8Average contacts per company
11-50Median size (employees)
35.3%Largest-city concentration · Port Harcourt
Oct 19, 2026Page data refreshed

Companies by employee count

1-10
36
11-50
98
51-200
49
201-500
28
501-1,000
8
1,001-5,000
4

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 224 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 commissioning 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. 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 428 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.

Oil and gas commissioning contractors by metro

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 commissioning contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil and gas commissioning contractors are there based in Nigeria?

RevenueBase identified 224 company matches for oil and gas commissioning contractors associated with Nigeria 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?

Nestoil 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 commissioning contractors?

Port Harcourt leads with 79 company records, followed by Lagos (35) and Rivers (13).

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 428 professional contacts with verified work emails tracked across these 224 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.