Company lists · Data refreshed September 2026
Top 25 Expert witness services based in the United Kingdom
RevenueBase identified 61 expert witness services headquartered in the United Kingdom as of September 2026 and tracks 336 professional contacts across them, including 69 with verified work emails. London is the largest hub.
This list covers expert witness services headquartered in the United Kingdom, 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 19, 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 expert witness services based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 21 contacts → | ||||
Strong evidence “Valere Capital Partners was founded to provide a full range of litigation consulting and expert witness services on international, high value disputes and arbitrations.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 19 contacts → | ||||
Strong evidence “Martello Expert Services is an independent consulting practice that provides expert witnesses in financial services, energy and commodities to the legal sector and their clients.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 15 contacts → | ||||
Partial evidence “As a premier forensic employment consultancy, KCA has been at the forefront of providing expert testimony in personal injury litigation since 1984.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 11 contacts → | ||||
Partial evidence “Strange Strange & Gardner is a leading UK firm of Consulting Forensic Engineers with over 70 years experience of providing a comprehensive service in all technical aspects of…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 9 contacts → | ||||
Strong evidence “Hanscomb Intercontinental are a global provider of expert witness and expert advisory services to the onshore and offshore construction, engineering and shipbuilding industries.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 9 contacts → | ||||
Strong evidence “MEWA LLP is the UK and Ireland's Premier Expert Witness Provider We provide high quality and cost-effective expert witness reports in all fields of forensics, medicine and surgery…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 6 contacts → | ||||
Strong evidence “The Forensic Institute provides specialist forensic scientific and medical expert witness services, and training in civil or criminal investigations and legal proceedings.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 5 contacts → | ||||
Strong evidence “Forensic Accountants and an Expert Witness that can provide you with an independent, impartial service provided with integrity, discretion, confidentiality and due diligence” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 5 contacts → | ||||
Strong evidence “Hope-Borland Associates Ltd is a well established Expert Witness company with over 30 years clinical experience.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 4 contacts → | ||||
Strong evidence “Diales specialises in providing Expert Witness testimony for the global engineering and construction industry.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 4 contacts → | ||||
Strong evidence “Clarity Expert Services is a nationwide provider of independent expert witness and forensic services, supporting criminal defence solicitors, family law professionals, local…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 4 contacts → | ||||
Strong evidence “MLUK’s expert witness services deliver high-quality psychiatry and psychology reports across criminal, family and civil cases.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 3 contacts → | ||||
Strong evidence “We are a Professional Team of Industry Expert Witnesses supported by an experienced and dedicated Head Office Team.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 3 contacts → | ||||
Indirect evidence “Geoffrey Hunt & Partners LLP is a well established engineering and scientific consultancy that has provided a range of forensic investigation services to the Legal Profession…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 3 contacts → | ||||
Strong evidence “We provide Expert Witness reports for personal injury, clinical negligence, tribunal and divorce claims.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 3 contacts → | ||||
Indirect evidence “Bericon Forensics provides specialist forensic science services for criminal defence solicitors, legal professionals and individuals involved in criminal proceedings.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 2 contacts → | ||||
Indirect evidence “Honeycomb is a specialist and dedicated forensic accounting, investigations, and litigation support firm.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 2 contacts → | ||||
Strong evidence “FHC Experts for Law & Mediation is one of UK’s leading providers of expert witnesses.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 2 contacts → | ||||
Partial evidence “ÉLAN is a highly qualified firm providing Expert Testimony focused primarily on Commercial Litigation and International Arbitration in the Renewable Energy & Construction…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 2 contacts → | ||||
Strong evidence “Nigel Blagg Associates, Expert witness services and theraputic treatment.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 2 contacts → | ||||
Indirect evidence “Forensic Resources Ltd is a forensic science consultancy firm, primarily working with criminal defence teams (lawyers & barristers) and insurance fraud teams in order to provide…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 1 contacts → | ||||
Indirect evidence “Cherry Forensics is an accounting company based out of 26 Winckley Square, Preston, United Kingdom.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 1 contacts → | ||||
Strong evidence “We provide expert witness services across a range of technical and engineering specialisms and applications including data centre, telecoms, hardware design, electrical, tech…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 1 contacts → | ||||
Strong evidence “Baxters Business Consultants is a business consultancy undertaking marketing, product design, training, freelance journalism, copy writing and expert witness services to the…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 1 contacts → | ||||
Indirect evidence “Aurora Insight is a Midlands-based forensic engineering and fire investigation consultancy covering the UK and Ireland.” Source: RevenueBase Database · checked Sep 19, 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: expert witness services. 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 expert witness services.
- Partial evidence
- Its own public description names part of expert witness services, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name expert witness services. 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 61 expert witness services based in the United Kingdom
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Expert witness services based in the United Kingdom at a glance
As of Sep 19, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 61 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 expert witness services, 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 the United Kingdom whose own description of what they do matches “expert witness services”. 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 expert witness services), 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 expert witness services, and records with no verified work email. Companies headquartered outside United Kingdom 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, 69 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 19, 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.
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 expert witness services, 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 expert witness services are there based in the United Kingdom?
RevenueBase identified 61 expert witness services headquartered in the United Kingdom 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?
Valere Capital Partners LLP, headquartered in London, tops this list with the largest team on record.
Which city has the most expert witness services?
London leads with 19 headquartered companies, followed by Manchester (4) and Leeds (2).
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 69 verified decision-maker contacts tracked across these 61 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 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 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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