Company lists · Data refreshed September 2026
Top 25 Derivatives law firms based in London, United Kingdom
RevenueBase identified 88 company matches for derivatives law firms associated with London, United Kingdom as of September 2026 and tracks 1,825 professional contacts across them, including 1,214 with verified work emails and 132 with mobile numbers. Across the United Kingdom, London is the largest hub for this category.
This list covers company matches for derivatives law firms associated with London, United Kingdom, 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 11, 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.
The 25 largest derivatives law firms based in London, United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 495 contacts → | ||||
Exact match “Stewarts is a law firm like no other.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 2 | 223 contacts → | ||||
Exact match “Fox Williams is a leading law firm based in the City of London, trusted by its clients to provide quality advice with a high level of partner involvement and an astute commercial…” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 3 | 146 contacts → | ||||
Exact match “Signature Litigation is a London-based law firm with offices in Paris, Gibraltar and Frankfurt, specialising in commercial litigation and arbitration.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 4 | 97 contacts → | ||||
Exact match “Legal issues can be complex and stressful – even those which might initially seem straightforward.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 5 | 80 contacts → | ||||
Exact match “We are a disputes-only firm.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 6 | 63 contacts → | ||||
Exact match “Focused on delivering phenomenal results, challenging traditional notions, and placing your interests at the forefront of everything that we do – Pallas leverages bold, winning…” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 7 | 48 contacts → | ||||
Exact match “Founded in 2009 and headquartered in the City of London, Mariana UFP employs over 140 people across our offices in New York, Paris, Lisbon, Dubai and Melbourne.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 8 | 45 contacts → | ||||
Exact match “Rosling King is a rapidly growing UK-based law firm specialising in serving the needs of financial institutions and the real estate, private equity and construction sectors.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 9 | 38 contacts → | ||||
Exact match “Rosenblatt Law - the experts you come to with an opportunity to seize or an issue to solve.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 10 | 37 contacts → | ||||
Exact match “Cooke, Young & Keidan is a leading boutique litigation and arbitration law firm, based in the City of London.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 11 | 36 contacts → | ||||
Exact match “London City Law Firm.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 12 | 36 contacts → | ||||
Exact match “Located in the heart of London's legal district, Saunders Law is a litigation powerhouse, built on the many years of experience of its founding solicitor principals.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 13 | 34 contacts → | ||||
Exact match “We are a disputes only law firm specialising in major and complex litigation and arbitration, with a particular emphasis on multi-party, multi-jurisdictional disputes.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 14 | 27 contacts → | ||||
Exact match “Mayer Brown is a distinctively global law firm, uniquely positioned to advise the world’s leading companies and financial institutions on their most complex deals and disputes.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 15 | 25 contacts → | ||||
Exact match “Humphries Kerstetter LLP is a boutique law firm based in the United Kingdom specialising in complex and international commercial dispute resolution.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 16 | 23 contacts → | ||||
Exact match “Quillon Law is a specialist, commercial disputes-only practice.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 17 | 21 contacts → | ||||
Exact match “International Debt Collection Agency In fact, we are not just an outstanding international debt recovery agency.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 18 | 20 contacts → | ||||
Exact match “Founded in 1982 by Senior Partner Sarosh Zaiwalla, Zaiwalla & Co is the first English solicitors firm in the one square mile financial district of the City of London started by a…” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 19 | 16 contacts → | ||||
Exact match “Solum is a financial consultancy specialising in derivatives.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 20 | 15 contacts → | ||||
Exact match “Established in 2009, Karam, Missick & Traube LLP Solicitors is a full-service law firm in the heart of London specialising in corporate matters and dispute resolution with a…” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 21 | 14 contacts → | ||||
Exact match “Located in the heart of London’s West End, we are an innovative law firm that personalises our engagements to deliver a tailored and reliable service to our clients.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 22 | 14 contacts → | ||||
Exact match “Gresham Legal is a specialist disputes law firm located at 9 Old Buildings, Lincoln's Inn, London WC2A 3SR.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 23 | 13 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 24 | 12 contacts → | ||||
Exact match “Lewis Mathys Emmerson LLP is a law firm providing first class legal solutions with unequalled client care.” Recorded in the RevenueBase company graph · Sep 11, 2026 · View company records in RevenueBase | |||||
| 25 | 12 contacts → | ||||
Exact match “Barnes Law operates from Mayfair, where precision meets purpose.” Recorded in the RevenueBase company graph · Sep 11, 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 “derivatives law firms”. 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 88 derivatives law firms based in London, United Kingdom
See the full list, filter by size, metro and specialty, and access 1,214 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Derivatives law firms based in London, United Kingdom at a glance
As of Sep 11, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 14.0dCompany record updated
Median 63.0dHow 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 London, United Kingdom whose business descriptions match “derivatives law firms” 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 1,214 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 11, 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 “derivatives law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many derivatives law firms are there based in London, United Kingdom?
RevenueBase identified 88 company matches for derivatives law firms associated with London, United Kingdom 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?
Stewarts tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in the United Kingdom has the most derivatives law firms?
London leads the United Kingdom with 95 company records, followed by Leeds (5) and Birmingham (5).
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 1,214 professional contacts with verified work emails tracked across these 88 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 11, 2026.
Ready to reach these companies? Verified emails and direct dials for all 88 derivatives law firms based in London, United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Derivatives law firms by geography
- Derivatives law firms based in Brazil
- Derivatives law firms based in the United States
- Derivatives law firms based in France
- Derivatives law firms based in Germany
- Derivatives law firms based in Spain
- Derivatives law firms based in Italy
- Derivatives law firms based in the United Kingdom
- Derivatives law firms based in Australia
- Derivatives law firms based in Mexico
- Derivatives law firms based in the Netherlands
- Derivatives law firms based in Poland
- Derivatives law firms based in Canada
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.
More company lists
Company intelligence · public preview
Top 25 derivatives law firms based in London, United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 88 matching company records for derivatives law firms based in London, United Kingdom, with 1,825 tracked contacts and 1,214 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 11, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 derivatives law firms based in London, United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Stewartsstewartslaw.comHQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 495 contacts → |
“Stewarts is a law firm like no other.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  FOX Williamsfoxwilliams.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 223 contacts → |
“Fox Williams is a leading law firm based in the City of London, trusted by its clients to provide quality advice with a high level of partner involvement and an astute commercial…” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Signature Litigationsignaturelitigation.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 146 contacts → |
“Signature Litigation is a London-based law firm with offices in Paris, Gibraltar and Frankfurt, specialising in commercial litigation and arbitration.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Hunters LAW LLPhunterslaw.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 97 contacts → |
“Legal issues can be complex and stressful – even those which might initially seem straightforward.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Enyo LAW LLPenyolaw.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 80 contacts → |
“We are a disputes-only firm.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Pallas Partners LLPpallasllp.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 63 contacts → |
“Focused on delivering phenomenal results, challenging traditional notions, and placing your interests at the forefront of everything that we do – Pallas leverages bold, winning…” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Mariana UFP LLPmarianaufp.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 48 contacts → |
“Founded in 2009 and headquartered in the City of London, Mariana UFP employs over 140 people across our offices in New York, Paris, Lisbon, Dubai and Melbourne.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Rosling King LLPrkllp.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 45 contacts → |
“Rosling King is a rapidly growing UK-based law firm specialising in serving the needs of financial institutions and the real estate, private equity and construction sectors.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Rosenblatt LAWrosenblatt.lawHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 38 contacts → |
“Rosenblatt Law - the experts you come to with an opportunity to seize or an issue to solve.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Cooke, Young & Keidan LLPcyklaw.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 37 contacts → |
“Cooke, Young & Keidan is a leading boutique litigation and arbitration law firm, based in the City of London.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Ingram Winter Green LLPiwg.co.ukHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 36 contacts → |
“London City Law Firm.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Saunders LAWsaunders.co.ukHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 36 contacts → |
“Located in the heart of London's legal district, Saunders Law is a litigation powerhouse, built on the many years of experience of its founding solicitor principals.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Seladore Legalseladorelegal.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 34 contacts → |
“We are a disputes only law firm specialising in major and complex litigation and arbitration, with a particular emphasis on multi-party, multi-jurisdictional disputes.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Mayer Brown International LLPmayerbrownllz.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 27 contacts → |
“Mayer Brown is a distinctively global law firm, uniquely positioned to advise the world’s leading companies and financial institutions on their most complex deals and disputes.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Humphries Kerstetter LLPhumphrieskerstetter.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 25 contacts → |
“Humphries Kerstetter LLP is a boutique law firm based in the United Kingdom specialising in complex and international commercial dispute resolution.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Quillon LAWquillonlaw.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 23 contacts → |
“Quillon Law is a specialist, commercial disputes-only practice.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  CIScisdrs.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 21 contacts → |
“International Debt Collection Agency In fact, we are not just an outstanding international debt recovery agency.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Zaiwalla & COzaiwalla.co.ukHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 20 contacts → |
“Founded in 1982 by Senior Partner Sarosh Zaiwalla, Zaiwalla & Co is the first English solicitors firm in the one square mile financial district of the City of London started by a…” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Solum Financial LTDsolum-financial.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 16 contacts → |
“Solum is a financial consultancy specialising in derivatives.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  KMT Solicitorskmtlaw.co.ukHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 15 contacts → |
“Established in 2009, Karam, Missick & Traube LLP Solicitors is a full-service law firm in the heart of London specialising in corporate matters and dispute resolution with a…” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Burgess Okoh Saundersbos-solicitors.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 14 contacts → |
“Located in the heart of London’s West End, we are an innovative law firm that personalises our engagements to deliver a tailored and reliable service to our clients.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Gresham Legalgreshamlegal.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 14 contacts → |
“Gresham Legal is a specialist disputes law firm located at 9 Old Buildings, Lincoln's Inn, London WC2A 3SR.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Hill Dickinsonhilldickinson.comHQ: London, United KingdomReported employees: 1,001-5,000 | London, United Kingdom | 1,001-5,000 | Exact match | 13 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 |  Lewis Mathys Emmerson LLPlme-legal.comHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 12 contacts → |
“Lewis Mathys Emmerson LLP is a law firm providing first class legal solutions with unequalled client care.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Barnes LAW Associatesbarnes-law.co.ukHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Barnes Law operates from Mayfair, where precision meets purpose.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 88 company matches
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Derivatives law firms: dataset insights
September 11, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
87 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 14.0dCompany record updated
Median 63.0dHow this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 11, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for derivatives law firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many derivatives law firms did RevenueBase find based in London, United Kingdom?
The saved snapshot records 88 matching company records, 1,825 tracked contacts and 1,214 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 11, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Derivatives law firms by geography
- Derivatives law firms based in Brazil
- Derivatives law firms based in the United States
- Derivatives law firms based in France
- Derivatives law firms based in Germany
- Derivatives law firms based in Spain
- Derivatives law firms based in Italy
- Derivatives law firms based in the United Kingdom
- Derivatives law firms based in Australia
- Derivatives law firms based in Mexico
- Derivatives law firms based in the Netherlands
- Derivatives law firms based in Poland
- Derivatives law firms based in Canada
Cite this list
RevenueBase Data Team. Top 25 derivatives law firms based in London, United Kingdom. Snapshot: September 11, 2026. https://revenuebase.ai/companies/derivatives-law-firms/united-kingdom/london.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 derivatives law firms based in London, United Kingdom
RevenueBase records 88 matching company records for derivatives law firms based in London, United Kingdom, with 1,825 tracked contacts and 1,214 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 11, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 derivatives law firms based in London, United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Stewartsstewartslaw.com HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 495 contacts → |
“Stewarts is a law firm like no other.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | FOX Williamsfoxwilliams.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 223 contacts → |
“Fox Williams is a leading law firm based in the City of London, trusted by its clients to provide quality advice with a high level of partner involvement and an astute commercial…” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Signature Litigationsignaturelitigation.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 146 contacts → |
“Signature Litigation is a London-based law firm with offices in Paris, Gibraltar and Frankfurt, specialising in commercial litigation and arbitration.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Hunters LAW LLPhunterslaw.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 97 contacts → |
“Legal issues can be complex and stressful – even those which might initially seem straightforward.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Enyo LAW LLPenyolaw.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 80 contacts → |
“We are a disputes-only firm.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Pallas Partners LLPpallasllp.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 63 contacts → |
“Focused on delivering phenomenal results, challenging traditional notions, and placing your interests at the forefront of everything that we do – Pallas leverages bold, winning…” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Mariana UFP LLPmarianaufp.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 48 contacts → |
“Founded in 2009 and headquartered in the City of London, Mariana UFP employs over 140 people across our offices in New York, Paris, Lisbon, Dubai and Melbourne.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Rosling King LLPrkllp.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 45 contacts → |
“Rosling King is a rapidly growing UK-based law firm specialising in serving the needs of financial institutions and the real estate, private equity and construction sectors.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Rosenblatt LAWrosenblatt.law HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 38 contacts → |
“Rosenblatt Law - the experts you come to with an opportunity to seize or an issue to solve.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Cooke, Young & Keidan LLPcyklaw.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 37 contacts → |
“Cooke, Young & Keidan is a leading boutique litigation and arbitration law firm, based in the City of London.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Ingram Winter Green LLPiwg.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 36 contacts → |
“London City Law Firm.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Saunders LAWsaunders.co.uk HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 36 contacts → |
“Located in the heart of London's legal district, Saunders Law is a litigation powerhouse, built on the many years of experience of its founding solicitor principals.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Seladore Legalseladorelegal.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 34 contacts → |
“We are a disputes only law firm specialising in major and complex litigation and arbitration, with a particular emphasis on multi-party, multi-jurisdictional disputes.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Mayer Brown International LLPmayerbrownllz.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 27 contacts → |
“Mayer Brown is a distinctively global law firm, uniquely positioned to advise the world’s leading companies and financial institutions on their most complex deals and disputes.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Humphries Kerstetter LLPhumphrieskerstetter.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 25 contacts → |
“Humphries Kerstetter LLP is a boutique law firm based in the United Kingdom specialising in complex and international commercial dispute resolution.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Quillon LAWquillonlaw.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 23 contacts → |
“Quillon Law is a specialist, commercial disputes-only practice.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | CIScisdrs.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 21 contacts → |
“International Debt Collection Agency In fact, we are not just an outstanding international debt recovery agency.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Zaiwalla & COzaiwalla.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 20 contacts → |
“Founded in 1982 by Senior Partner Sarosh Zaiwalla, Zaiwalla & Co is the first English solicitors firm in the one square mile financial district of the City of London started by a…” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Solum Financial LTDsolum-financial.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 16 contacts → |
“Solum is a financial consultancy specialising in derivatives.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | KMT Solicitorskmtlaw.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 15 contacts → |
“Established in 2009, Karam, Missick & Traube LLP Solicitors is a full-service law firm in the heart of London specialising in corporate matters and dispute resolution with a…” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Burgess Okoh Saundersbos-solicitors.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 14 contacts → |
“Located in the heart of London’s West End, we are an innovative law firm that personalises our engagements to deliver a tailored and reliable service to our clients.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Gresham Legalgreshamlegal.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 14 contacts → |
“Gresham Legal is a specialist disputes law firm located at 9 Old Buildings, Lincoln's Inn, London WC2A 3SR.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Hill Dickinsonhilldickinson.com HQ: London, United KingdomReported employees: 1,001-5,000 | London, United Kingdom | 1,001-5,000 | Exact match | 13 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 | Lewis Mathys Emmerson LLPlme-legal.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 12 contacts → |
“Lewis Mathys Emmerson LLP is a law firm providing first class legal solutions with unequalled client care.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Barnes LAW Associatesbarnes-law.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Barnes Law operates from Mayfair, where precision meets purpose.” Recorded description excerpt · September 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 88 company matches
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Derivatives law firms: dataset insights
September 11, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
87 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 14.0dCompany record updated
Median 63.0dHow this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 11, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for derivatives law firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many derivatives law firms did RevenueBase find based in London, United Kingdom?
The saved snapshot records 88 matching company records, 1,825 tracked contacts and 1,214 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 11, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Derivatives law firms by geography
- Derivatives law firms based in Brazil
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- Derivatives law firms based in France
- Derivatives law firms based in Germany
- Derivatives law firms based in Spain
- Derivatives law firms based in Italy
- Derivatives law firms based in the United Kingdom
- Derivatives law firms based in Australia
- Derivatives law firms based in Mexico
- Derivatives law firms based in the Netherlands
- Derivatives law firms based in Poland
- Derivatives law firms based in Canada
Cite this list
RevenueBase Data Team. Top 25 derivatives law firms based in London, United Kingdom. Snapshot: September 11, 2026. https://revenuebase.ai/companies/derivatives-law-firms/united-kingdom/london.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗