Company lists · Data refreshed September 2026

Top 25 Clinical operations consulting companies based in London, United Kingdom

Name: Clinical operations consulting companies based in London, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 16, 2026 439 companies tracked

RevenueBase identified 439 clinical operations consulting companies headquartered in London, United Kingdom as of September 2026 and tracks 7,331 professional contacts across them, including 3,764 with verified work emails. London is the largest hub.

This list covers clinical operations consulting companies headquartered in London, 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 16, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review

439Companies

7,331Contacts tracked

3,764Verified emails

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The 25 largest clinical operations consulting companies based in London, United Kingdom

Ranked by team size

Top 25 of 439 clinical operations consulting companies based in London, United Kingdom, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to clinical operations consulting companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Perceptive INC	Partial evidence	London, United KingdomHQ checked Sep 16, 2026	1,001-5,000	1,197 contacts →
	Partial evidence “Expanding on their combined 50-year history, Perceptive provides best-in-class specialist support to global pharmaceutical, biotech, and clinical research organizations, spanning…” Source: RevenueBase Database · checked Sep 16, 2026
2	Veramed	Partial evidence	London, United KingdomHQ checked Sep 16, 2026	501-1,000	438 contacts →
	Partial evidence “Veramed is a Clinical Research Organization (CRO) that provides expert data management, biostatistics and programming services to the pharmaceutical and biotech industry.” Source: RevenueBase Database · checked Sep 16, 2026
3	Phastar	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	501-1,000	387 contacts →
	Indirect evidence “Phastar is an award-winning specialist biometrics and data science CRO, trusted by pharma, biotech, and medical device companies worldwide.” Source: RevenueBase Database · checked Sep 16, 2026
4	Open Health Scientific Communications	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	1,001-5,000	385 contacts →
	Indirect evidence “OPEN Health unites deep scientific knowledge with wide-ranging specialist expertise to unlock possibilities that improve health outcomes and patient wellbeing.” Source: RevenueBase Database · checked Sep 16, 2026
5	STEM	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	51-200	357 contacts →
	Indirect evidence “We are now Inizio Ignite, the global advisory partner for health and life sciences, encompassing connected expertise across Research Partnership, Putnam, Vynamic, and STEM.” Source: RevenueBase Database · checked Sep 16, 2026
6	WEP Clinical	Partial evidence	London, United KingdomHQ checked Sep 16, 2026	201-500	321 contacts →
	Partial evidence “At WEP Clinical, we operate as a specialist CRO with a proven track record of excellence in designing, managing, and executing Clinical Trials, Expanded Access Programs (EAPs)…” Source: RevenueBase Database · checked Sep 16, 2026
7	Lucid Group	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	201-500	283 contacts →
	Indirect evidence “Lucid Group: Catalysts for Change In today’s complex healthcare environment, even the most brilliant science can stall, with 70% of healthcare brands not hitting launch…” Source: RevenueBase Database · checked Sep 16, 2026
8	Richmond Pharmacology	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	51-200	198 contacts →
	Indirect evidence “At Richmond, we're on a mission to transform healthcare by delivering faster answers and turning hope into tangible solutions.” Source: RevenueBase Database · checked Sep 16, 2026
9	CF	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	51-200	188 contacts →
	Indirect evidence “CF is a leading consultancy dedicated to making an enduring impact on health and healthcare.” Source: RevenueBase Database · checked Sep 16, 2026
10	Deallus	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	51-200	95 contacts →
	Indirect evidence “Deallus is a global life science consultancy with a heritage in Competitive Intelligence.” Source: RevenueBase Database · checked Sep 16, 2026
11	PEN	Partial evidence	London, United KingdomHQ checked Sep 16, 2026	51-200	76 contacts →
	Partial evidence “We’re a specialist, management consultancy, focusing on; Customer Experience, Operational Excellence and Change Delivery, dedicated to helping our clients create real, positive…” Source: RevenueBase Database · checked Sep 16, 2026
12	Change Management Group	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	51-200	74 contacts →
	Indirect evidence “Whether complex transformation is required across your business or you are seeking support with a small project, we are here to help.” Source: RevenueBase Database · checked Sep 16, 2026
13	NEW Link Consulting	Partial evidence	London, United KingdomHQ checked Sep 16, 2026	51-200	69 contacts →
	Partial evidence “In complex transformation programmes, risk, regulation, financial crime, data, technology and operations no longer sit in separate silos.” Source: RevenueBase Database · checked Sep 16, 2026
14	Candesic	Partial evidence	London, United KingdomHQ checked Sep 16, 2026	11-50	66 contacts →
	Partial evidence “Candesic is a leading specialist healthcare, pharma & life sciences and medtech management consulting firm.” Source: RevenueBase Database · checked Sep 16, 2026
15	Camelot	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	51-200	66 contacts →
	Indirect evidence “We are a network of independent consultants who are ex-C-Suite Execs/Senior Managers who have all been there and done it in top organisations, mainly in insurance but others as…” Source: RevenueBase Database · checked Sep 16, 2026
16	London Medical	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	11-50	61 contacts →
	Indirect evidence “Based in London's renowned medical district, London Medical offers private diagnostic services and treatments from over 70 experienced Consultants supported by some of the most…” Source: RevenueBase Database · checked Sep 16, 2026
17	Aptitude Global	Partial evidence	London, United KingdomHQ checked Sep 16, 2026	51-200	49 contacts →
	Partial evidence “Aptitude pairs specialists practitioners with proprietary software-delivering data, AI, and operational transformation at speed, with greater returns and enduring performance.” Source: RevenueBase Database · checked Sep 16, 2026
18	Protagoras Group	Partial evidence	London, United KingdomHQ checked Sep 16, 2026	11-50	48 contacts →
	Partial evidence “Protagoras is a fast-growing, digitally-minded management consulting firm focused on strategy, implementation, and change management in the pharmaceutical and life sciences…” Source: RevenueBase Database · checked Sep 16, 2026
19	Eradigm Consulting	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	51-200	47 contacts →
	Indirect evidence “Eradigm works with select biopharmaceutical companies to develop a deeper and more nuanced understanding of their markets.” Source: RevenueBase Database · checked Sep 16, 2026
20	Your Medical Services YMS	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	501-1,000	47 contacts →
	Indirect evidence “Your Medical Services (YMS) are the leading experts in reducing hospital waiting times.” Source: RevenueBase Database · checked Sep 16, 2026
21	AKESO	Partial evidence	London, United KingdomHQ checked Sep 16, 2026	11-50	43 contacts →
	Partial evidence “We are an independent healthcare and life science management consultancy focused on delivering sustainable improvements through consulting and analytics.” Source: RevenueBase Database · checked Sep 16, 2026
22	Edge Health UK	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	11-50	42 contacts →
	Indirect evidence “Edge Health is a leading UK-based healthcare analytics, strategy, and change management consultancy.” Source: RevenueBase Database · checked Sep 16, 2026
23	POP Science	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	11-50	37 contacts →
	Indirect evidence “We are delighted to be a part of Coronado Research.” Source: RevenueBase Database · checked Sep 16, 2026
24	Mansfield Advisors	Partial evidence	London, United KingdomHQ checked Sep 16, 2026	11-50	35 contacts →
	Partial evidence “Mansfield is a leading healthcare and life sciences strategy consulting firm as ranked by the Financial Times and Vault.” Source: RevenueBase Database · checked Sep 16, 2026
25	Weatherden	Partial evidence	London, United KingdomHQ checked Sep 16, 2026	11-50	29 contacts →
	Partial evidence “Weatherden is a global clinical development consultancy helping biotech and pharma realize the full potential of their science and investment.” Source: RevenueBase Database · checked Sep 16, 2026

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: clinical operations consulting companies. 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 clinical operations consulting companies.
Partial evidence: Its own public description names part of clinical operations consulting companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name clinical operations consulting companies. 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 439 clinical operations consulting companies based in London, United Kingdom

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Clinical operations consulting companies based in London, United Kingdom at a glance

As of Sep 16, 2026

51.3%Verified-email coverage

16.7Average contacts per company

1-10Median size (employees)

100.0%Largest-city concentration · London

Sep 16, 2026Page data refreshed

Companies by employee count

1-10

308

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 439 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 clinical operations consulting companies, 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 London, United Kingdom whose own description of what they do matches “clinical operations consulting companies”. 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 clinical operations consulting companies), 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 clinical operations consulting companies, and records with no verified work email. Companies headquartered outside London 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, 3,764 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 16, 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.

Clinical operations consulting companies by metro in the United Kingdom

Clinical operations consulting companies in London439
Clinical operations consulting companies in Manchester28
Clinical operations consulting companies in Cambridge25

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 clinical operations consulting companies, 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 clinical operations consulting companies are there based in London, United Kingdom?

RevenueBase identified 439 clinical operations consulting companies headquartered in London, 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?

Perceptive INC, headquartered in London, tops this list with the largest team on record.

Which city has the most clinical operations consulting companies?

London leads with 439 headquartered companies, followed by Manchester (28) and Cambridge (25).

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 3,764 verified decision-maker contacts tracked across these 439 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 16, 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.