Company lists · Data refreshed November 2026

Top 25 Well control engineering services based in Nigeria

RevenueBase identified 300 company matches for well control engineering services associated with Nigeria as of November 2026 and tracks 4,875 professional contacts across them, including 573 with verified work emails. Port Harcourt is the largest hub.

This list covers company matches for well control engineering services 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 November 3, 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 Nov 3, 2026 How this list was built
300Companies
4,875Contacts tracked
573Verified emails
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The 25 largest well control engineering services based in Nigeria

Ranked by team size
Top 25 of 300 company matches for well control engineering services based in Nigeria, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 3, 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 matchPort Harcourt, NigeriaHQ recorded Nov 3, 20261,001-5,000507 contacts →

Exact match

“AOS Orwell Limited is the largest indigenous Oilfield Services Company in Nigeria.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
2Exact matchPort-harcourt, NigeriaHQ recorded Nov 3, 202651-200146 contacts →

Exact match

“Laser Engineering is a Petroleum Engineering Consultancy outfit specializing in surface and subsurface studies including well test services.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
3Exact matchPort Harcourt, NigeriaHQ recorded Nov 3, 202651-200139 contacts →

Exact match

“CypherCrescent is a leading petroleum engineering research, software development and asset management consultancy company, with a global reach.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
4Exact matchLagos, NigeriaHQ recorded Nov 3, 202651-200130 contacts →

Exact match

“Arion Energy Services is an engineering, projects, and operations service provider to the oil and gas, power and maritime industries.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
5Exact matchPortharcourt, NigeriaHQ recorded Nov 3, 202651-200120 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
6Exact matchPort-harcourt, NigeriaHQ recorded Nov 3, 2026201-50076 contacts →

Exact match

“Thompson & Grace Investment Limited (TGIL) an Engineering/ Oilfield Service company in Nigeria provides services to the Engineering Sector/Oil and Gas industry.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
7Exact matchLagos, NigeriaHQ recorded Nov 3, 2026501-1,00074 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 · Nov 3, 2026 · View company records in RevenueBase
8Exact matchLagos, NigeriaHQ recorded Nov 3, 202651-20072 contacts →

Exact match

“Crestech is an Engineering Design and Project Management Company with its head office in Victoria Island, Lagos, Nigeria.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
9Exact matchLagos, NigeriaHQ recorded Nov 3, 2026201-50072 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 · Nov 3, 2026 · View company records in RevenueBase
10Exact matchPort Harcourt, NigeriaHQ recorded Nov 3, 2026201-50070 contacts →

Exact match

“FRAZIMEX ENGINEERING LIMITED, a member of Oilserv group was incorporated in 2005 under the laws of the Federal republic of Nigeria as a private limited liability company that…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
11Exact matchPort Harcourt, NigeriaHQ recorded Nov 3, 202611-5056 contacts →

Exact match

“PEGIS GLOBAL Services Limited (PGSL) is a fast growing indigenous company with operational base in Port Harcourt, focused on providing services in the Oil and gas Industry in the…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
12Exact matchPort - Harcourt, NigeriaHQ recorded Nov 3, 2026201-50055 contacts →

Exact match

“Incorporated in 2004, Ashbard Energy Company Limited is an indigenous engineering services provider.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
13Exact matchPort Harcourt, NigeriaHQ recorded Nov 3, 202651-20052 contacts →

Exact match

“Power and Energy Oil Tools Ltd is a Nigerian well engineering company.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
14Exact matchVictoria Island, NigeriaHQ recorded Nov 3, 202651-20049 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
15Exact matchLagos, NigeriaHQ recorded Nov 3, 202611-5044 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 · Nov 3, 2026 · View company records in RevenueBase
16Exact matchPort Harcourt, NigeriaHQ recorded Nov 3, 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 · Nov 3, 2026 · View company records in RevenueBase
17Exact matchIkeja, NigeriaHQ recorded Nov 3, 202611-5035 contacts →

Exact match

“Emobella Engineering Nigeria Limited is an indigenous engineering support service company incorporated in 2015 under the laws of the Federal Republic of Nigeria, A registered…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
18Exact matchWarri, NigeriaHQ recorded Nov 3, 202611-5034 contacts →

Exact match

“Deepwater Engineering Limited (DEL) is a multi-discipline service provider formed by experienced professionals with years of direct experience within the major offshore Oil and…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
19Exact matchLekki Phase 1, NigeriaHQ recorded Nov 3, 202611-5033 contacts →

Exact match

“Benel Energy is a knowledge driven organisation that provides technical and innovative solutions to the oil and gas industry in the Gulf of Guinea.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
20Exact matchPort Harcourt, NigeriaHQ recorded Nov 3, 202651-20032 contacts →

Exact match

“Registered in 2020 and commenced business operations in October 2022, Waal Energy Services Limited is a full-spectrum technical solutions company focused on delivering end-to-end…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
21Exact matchPort Harcourt, NigeriaHQ recorded Nov 3, 202651-20029 contacts →

Exact match

“Weam and Company Limited, established in 1985, is an ISO 9001:2015 and COREN certified multidisciplinary engineering services company, providing a diverse range of client-focused…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
22Exact matchLagos, NigeriaHQ recorded Nov 3, 202651-20027 contacts →

Exact match

“Independent Project Monitoring Company Limited is a group of professional individuals, who are competent and capable enough to help clients achieve their goals.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
23Exact matchPort Harcourt, NigeriaHQ recorded Nov 3, 202611-5024 contacts →

Exact match

“Union Energy Services Limited is a well established and wholly owned Nigerian company providing Energy and Engineering Services.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
24Exact matchLagos, NigeriaHQ recorded Nov 3, 202611-5024 contacts →

Exact match

“DAPTEM is an Engineering services company with expertise in → Engineering Consultancy Services → System integration Services → Project execution → Osisoft PI System Services →…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
25Exact matchLagos, NigeriaHQ recorded Nov 3, 202611-5023 contacts →

Exact match

“Quest Oil and Engineering Services Limited is a value-driven company offering full-service in oil and gas, as well as engineering service.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase

Showing 25 of 300 well control engineering services based in Nigeria

See the full list, filter by size, metro and specialty, and access 573 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Well control engineering services based in Nigeria at a glance

As of Nov 3, 2026
11.8%Verified-email coverage
16.2Average contacts per company
11-50Median size (employees)
25.7%Largest-city concentration · Port Harcourt
Nov 3, 2026Page data refreshed

Companies by employee count

1-10
65
11-50
144
51-200
60
201-500
21
501-1,000
5
1,001-5,000
2
10001+
1

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 300 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 “well control engineering services” 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 573 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 3, 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.

Well control engineering services 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 “well control engineering services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many well control engineering services are there based in Nigeria?

RevenueBase identified 300 company matches for well control engineering services associated with Nigeria 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?

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

Which city has the most well control engineering services?

Port Harcourt leads with 77 company records, followed by Lagos (54) and Lagos State (23).

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 573 professional contacts with verified work emails tracked across these 300 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 3, 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.