Company lists · Data refreshed September 2026
Top 25 Big international law firms based in Nigeria
RevenueBase identified 639 big international law firms headquartered in Nigeria as of September 2026 and tracks 6,147 professional contacts across them, including 1,428 with verified work emails. Lagos is the largest hub.
This list covers big international law firms headquartered in Nigeria, 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 21, 2026.
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.
The 25 largest big international law firms based in Nigeria
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 338 contacts → | ||||
Partial evidence “Aluko & Oyebode, a leading and full service international practice, provides timely and solution driven services to its clients across key markets in Europe, Asia, Sub-Saharan…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 304 contacts → | ||||
Partial evidence “With over 60 years of experience, Olaniwun Ajayi LP is Nigeria’s premier global corporate law firm, renowned for handling the largest and most complex transactions across key…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 221 contacts → | ||||
Indirect evidence “Banwo & Ighodalo was established on the 1st of February, 1991, with a determination by the founding partners to build a first-class institution, which would rank amongst the best…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 160 contacts → | ||||
Partial evidence “ǼLEX is a full service commercial & dispute resolution law firm.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 160 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 144 contacts → | ||||
Strong evidence “Jackson, Etti & Edu is a leading full-service commercial law firm with a sector focus, rendering services to a broad spectrum of local and international clients in diverse areas…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 141 contacts → | ||||
Indirect evidence “We are a corps addressing demanding clients’ major legal challenges.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 83 contacts → | ||||
Partial evidence “PUNUKA Attorneys & Solicitors is a fully integrated and multi dimensional business law practice, with Partners and Associates providing legal services to a highly diversified…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 76 contacts → | ||||
Indirect evidence “Streamsowers and Kӧhn is a team of legal professionals dedicated to offering our clients confidence.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 74 contacts → | ||||
Strong evidence “Paul Usoro & Co.("PUC") is a leading full-service law firm, providing top-notch legal services to both local and international clients.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 73 contacts → | ||||
Partial evidence “Advocaat Law Practice is a premier full service Law Firm comprising of 5 practice groups namely: Energy & Infrastructure, Corporate & Commercial, Financing, Dispute Resolution and…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 67 contacts → | ||||
Indirect evidence “CLP Legal represents Multinational Corporations, some of Nigeria’s leading Companies, individual and Family businesses, Government ministries, Departments and Agencies.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 56 contacts → | ||||
Partial evidence “Olisa Agbakoba Legal Practioners (OAL), is a multi-service law firm based in Nigeria and offering cutting edge legal services to clients in diverse areas of business.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 55 contacts → | ||||
Partial evidence “AJUMOGOBIA & OKEKE (“A&O”, “We” or the “Firm”) is a leading full service commercial law firm with its head office in Lagos, Nigeria.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 50 contacts → | ||||
Partial evidence “Alliance Law Firm (established on February 1, 2002) stands as a dynamic and forward-thinking legal partnership, consistently ranked among Nigeria's top law firms.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 50 contacts → | ||||
Partial evidence “George Etomi & Partners (GE & P) was established in Lagos in 1984, and has rapidly grown to become one of the foremost commercial law firms in the country with offices…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 49 contacts → | ||||
Indirect evidence “Established in 1980, we are a fully serviced legal practice that has earned a reputation for consistently exceeding the expectations of our clients.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 46 contacts → | ||||
Partial evidence “On the 12th day of February 2007, Bloomfield was established in Lagos, Nigeria as a specialist commercial law firm for those who expect more.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 45 contacts → | ||||
Indirect evidence “SimmonsCooper Partners is one of the leading firms in Nigeria.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 45 contacts → | ||||
Indirect evidence “Afe Babalola & Co.(Emmanuel Chambers) was founded in the year 1965 by a then relatively young legal practitioner now known as Aare Afe Babalola, SAN, a leading legal luminary and…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 44 contacts → | ||||
Partial evidence “Wigwe & Partners (W&P) is a one-stop Commercial/Corporate savvy full-service Law firm with legal expertise on a broad spectrum of practice areas, configured to effectively cover a…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 43 contacts → | ||||
Indirect evidence “DETAIL is distinct as Nigeria's first commercial solicitor firm to specialise exclusively in non court-room practice.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 35 contacts → | ||||
Partial evidence “THE METROPOLITAN LAW FIRM is a multi-specialist law firm that provides corporate legal services and consultancy.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 32 contacts → | ||||
Indirect evidence “We offer a wide range of legal services across several industries.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 32 contacts → | ||||
Indirect evidence “DIKKO & MAHMOUD was established in November 1993 and founded by Mr A.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: big international law firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names big international law firms.
- Partial evidence
- Its own public description names part of big international law firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name big international law firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 639 big international law firms based in Nigeria
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Big international law firms based in Nigeria at a glance
As of Sep 21, 2026Companies by employee count
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 639 companies.
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 big international law firms, 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.
- What qualifies
- Companies headquartered in Nigeria whose own description of what they do matches “big international law firms”. 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 big international law firms), 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 big international law firms, and records with no verified work email. Companies headquartered outside Nigeria are excluded even when they keep an office there.
- 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, 1,428 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 21, 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.
Big international law firms by metro
- Big international law firms in Lagos163
- Big international law firms in Lagos State94
- Big international law firms in Abuja40
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 big international law firms, 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 big international law firms are there based in Nigeria?
RevenueBase identified 639 big international law firms headquartered in Nigeria 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?
Aluko & Oyebode, headquartered in Ikoyi Lagos, tops this list with the largest team on record.
Which city has the most big international law firms?
Lagos leads with 163 headquartered companies, followed by Lagos State (94) and Abuja (40).
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 1,428 verified decision-maker contacts tracked across these 639 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 21, 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.
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