Company lists · Data refreshed September 2026

Top 25 Enterprise risk management consultancies based in London, United Kingdom

RevenueBase identified 667 enterprise risk management consultancies headquartered in London, United Kingdom as of September 2026 and tracks 77,476 professional contacts across them, including 27,910 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers enterprise risk management consultancies 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 28, 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 28, 2026 86% judged on-target in blind review
667Companies
77,476Contacts tracked
27,910Verified emails
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The 25 largest enterprise risk management consultancies based in London, United Kingdom

Ranked by team size
Top 25 of 667 enterprise risk management consultancies based in London, United Kingdom, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to enterprise risk management consultancies: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202610001+63,446 contacts →

Indirect evidence

“We exist to shape decisions for the better, to protect and enrich the lives of people around the world.”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceLondon, United KingdomHQ checked Sep 28, 20261,001-5,0002,183 contacts →

Partial evidence

“Howden Insurance Brokers Ltd is a leading provider of insurance broking, risk consulting, and employee benefits advice.”

Source: RevenueBase Database · checked Sep 28, 2026
3Partial evidenceLondon, United KingdomHQ checked Sep 28, 20261,001-5,0001,331 contacts →

Partial evidence

“We are a leading UK professional services consultancy at the forefront of risk, pensions, investment and insurance.”

Source: RevenueBase Database · checked Sep 28, 2026
4Strong evidenceLondon, United KingdomHQ checked Sep 28, 20261,001-5,000766 contacts →

Strong evidence

“Marsh Commercial, a Marsh business, is the SME and mid market specialist providing tailored commercial insurance placements and comprehensive end-to-end risk management.”

Source: RevenueBase Database · checked Sep 28, 2026
5Strong evidenceLondon, United KingdomHQ checked Sep 28, 20261,001-5,000690 contacts →

Strong evidence

“No matter where you are on your growth journey, we can help you find solutions to meet your ever-evolving insurance and risk management needs.”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceLondon, United KingdomHQ checked Sep 28, 2026501-1,000532 contacts →

Indirect evidence

“At our core, we’re a team of specialist insurance experts who simplify and transform complex and speciality insurance operations.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceLondon, United KingdomHQ checked Sep 28, 2026501-1,000497 contacts →

Indirect evidence

“Broadstone is a leading, independent UK consultancy delivering expert advice to employers, insurers, pension scheme trustees and lenders.”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceLondon, United KingdomHQ checked Sep 28, 20261,001-5,000361 contacts →

Indirect evidence

“GL Noble Denton and DNV’s Oil & Gas business have become DNV GL - Oil & Gas.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202610001+329 contacts →

Indirect evidence

“At Mercer, A Marsh business, we’re helping our clients realize their investment objectives, shape the future of work, and enhance health and retirement outcomes for their people.”

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceLondon, United KingdomHQ checked Sep 28, 2026201-500233 contacts →

Indirect evidence

“We're a people business.”

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceLondon, United KingdomHQ checked Sep 28, 2026201-500206 contacts →

Indirect evidence

“Welcome to the Protiviti perspective.”

Source: RevenueBase Database · checked Sep 28, 2026
12Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202651-200185 contacts →

Indirect evidence

“True North Partners LLP is an independent consulting firm based in London, Johannesburg, Frankfurt, Amsterdam and Madrid.”

Source: RevenueBase Database · checked Sep 28, 2026
13Strong evidenceLondon, United KingdomHQ checked Sep 28, 2026201-500183 contacts →

Strong evidence

“CubeLogic is the leading provider of enterprise risk and compliance solutions for the global energy and commodity markets.”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202610001+170 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
15Partial evidenceLondon, United KingdomHQ checked Sep 28, 202651-200141 contacts →

Partial evidence

“The global reinsurance broker and risk, capital, & strategic advisor focused on relentless innovation & superior analytics for top client service.”

Source: RevenueBase Database · checked Sep 28, 2026
16Partial evidenceLondon, United KingdomHQ checked Sep 28, 202651-200134 contacts →

Partial evidence

“Turnkey Consulting brings together people, protection, and performance to help the world’s leading companies understand and optimize their risk and security landscape.”

Source: RevenueBase Database · checked Sep 28, 2026
17Strong evidenceLondon, United KingdomHQ checked Sep 28, 202651-200128 contacts →

Strong evidence

“Validus Risk Management is an independent market risk advisory firm specialising in the management of currency, interest rate and commodity price risk.”

Source: RevenueBase Database · checked Sep 28, 2026
18Strong evidenceLondon, United KingdomHQ checked Sep 28, 202651-200126 contacts →

Strong evidence

“We are TRPGLOBAL, your strategic partner in helping you with the complexities of risk management.”

Source: RevenueBase Database · checked Sep 28, 2026
19Strong evidenceLondon, United KingdomHQ checked Sep 28, 202611-50105 contacts →

Strong evidence

“The IRM is the leading professional body for Enterprise Risk Management.”

Source: RevenueBase Database · checked Sep 28, 2026
20Partial evidenceLondon, United KingdomHQ checked Sep 28, 2026201-500102 contacts →

Partial evidence

“Alesco is a fast-growing and dynamic insurance broker that specialises in energy, construction, terrorism, alternative risk transfer, property, liability and related lines of…”

Source: RevenueBase Database · checked Sep 28, 2026
21Partial evidenceLondon, United KingdomHQ checked Sep 28, 202651-20099 contacts →

Partial evidence

“Price Forbes Re is an independent specialist risk strategy and reinsurance broker based in London, Bermuda, and the US.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202651-20096 contacts →

Indirect evidence

“Oxygen + Synergy = OXYGY: a new breed of consulting company.”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202651-20092 contacts →

Indirect evidence

“It’s not just what we do, it’s the way we do it.”

Source: RevenueBase Database · checked Sep 28, 2026
24Strong evidenceLondon, United KingdomHQ checked Sep 28, 202651-20092 contacts →

Strong evidence

“An independent specialist treasury and risk management consultancy offering expert advice and practical support to corporates, private equity and infrastructure funds globally.”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceLondon, United KingdomHQ checked Sep 28, 2026n/a91 contacts →

Indirect evidence

“As of April 1, 2019, JLT Specialty is now a part of Marsh & McLennan.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 667 enterprise risk management consultancies based in London, United Kingdom

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Enterprise risk management consultancies based in London, United Kingdom at a glance

As of Sep 28, 2026
36.0%Verified-email coverage
116.2Average contacts per company
1-10Median size (employees)
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
418
11-50
165
51-200
49
201-500
12
501-1,000
5
1,001-5,000
9
10001+
9

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 667 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 enterprise risk management consultancies, 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 “enterprise risk management consultancies”. 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 enterprise risk management consultancies), 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 enterprise risk management consultancies, 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, 27,910 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 28, 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.

Enterprise risk management consultancies by metro in the United Kingdom

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 enterprise risk management consultancies, 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 enterprise risk management consultancies are there based in London, United Kingdom?

RevenueBase identified 667 enterprise risk management consultancies 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?

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

Which city in the United Kingdom has the most enterprise risk management consultancies?

London leads the United Kingdom with 667 headquartered companies, followed by Manchester (29) and Edinburgh (21).

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 27,910 verified decision-maker contacts tracked across these 667 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 28, 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.