Company lists · Data refreshed September 2026
Top 25 Alternative risk transfer companies based in the United Kingdom
RevenueBase identified 63 alternative risk transfer companies headquartered in the United Kingdom as of September 2026 and tracks 10,789 professional contacts across them, including 4,009 with verified work emails. London is the largest hub.
This list covers alternative risk transfer companies 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 alternative risk transfer companies based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,463 contacts → | ||||
Indirect evidence “Gallagher Re is one of the largest global reinsurance brokers, helping clients access the capital they need with strategic solutions built for volatile markets.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,343 contacts → | ||||
Indirect evidence “At QBE we’re driven by our purpose of enabling a more resilient future.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 1,273 contacts → | ||||
Strong evidence “For over four decades, BMS has transformed risk into progress, earning our place as one of the world’s leading insurance and reinsurance brokers.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 844 contacts → | ||||
Partial evidence “If the future was predictable, there would be no risk and if change was linear, there’d be no need for experts.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 752 contacts → | ||||
Partial evidence “The global reinsurance broker and risk, capital, and strategic advisor focused on relentless innovation and superior analytics for top client service.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 690 contacts → | ||||
Partial 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 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 566 contacts → | ||||
Partial evidence “Complex risk.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 249 contacts → | ||||
Partial evidence “Specialist Risk Group (SRG) brings together individuals and businesses from across the world, who are united in our pursuit of specialism.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 141 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 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 120 contacts → | ||||
Strong evidence “AdvantageGo provides revolutionary commercial (re)insurance management solutions that will transform how you manage risk administration.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 102 contacts → | ||||
Strong 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 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 99 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 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 91 contacts → | ||||
Indirect evidence “As of April 1, 2019, JLT Specialty is now a part of Marsh & McLennan.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 26 contacts → | ||||
Strong evidence “At Matrix Global, we combine deep insurance expertise with capital markets insight to deliver Structured Insurance & Financial Risk Transfer solutions.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 17 contacts → | ||||
Strong evidence “We structure parametric risk transfer solutions to protect vulnerable communities, and build natural disaster resilience where it is most needed.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 16 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 16 contacts → | ||||
Partial evidence “AkinovA helps expand access to underwriting capital for large corporate risks.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 15 contacts → | ||||
Indirect evidence “We are rrelentless.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 12 contacts → | ||||
Indirect evidence “MNK Re is an independent, specialist Lloyd's of London insurance and reinsurance broker focused on creating innovative solutions whilst upholding traditional market values.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 12 contacts → | ||||
Indirect evidence “1783 provides global specialist insurance advisory and placement services.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 12 contacts → | ||||
Partial evidence “RiskPoint Transactional Risk is a global specialized insurance platform that provides coverage for complex transactions worldwide.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 12 contacts → | ||||
Partial evidence “SCA INTER A LTD Reinsurance Brokers delivers innovative risk solutions tailored to local and global markets.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 11 contacts → | ||||
Indirect evidence “Founded 30 years ago, Addison Bradley’s reputation, for delivering tailored insurance solutions that meet diverse and specific needs of our clients, is second to none.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 10 contacts → | ||||
Indirect evidence “InShare provides access and expertise to develop and deliver bespoke, effective and efficient Insurance, Reinsurance and ART solutions.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 10 contacts → | ||||
Strong evidence “RISCS CWC is a multi-award winning global independent captive and alternative risk consulting firm.” 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: alternative risk transfer 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 alternative risk transfer companies.
- Partial evidence
- Its own public description names part of alternative risk transfer companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name alternative risk transfer 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 63 alternative risk transfer companies based in the United Kingdom
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Alternative risk transfer companies 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 63 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 alternative risk transfer 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 the United Kingdom whose own description of what they do matches “alternative risk transfer 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 alternative risk transfer 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 alternative risk transfer companies, 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, 4,009 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.
Alternative risk transfer companies by metro
- Alternative risk transfer companies in London50
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 alternative risk transfer 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 alternative risk transfer companies are there based in the United Kingdom?
RevenueBase identified 63 alternative risk transfer companies 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?
Gallagher RE, headquartered in London, tops this list with the largest team on record.
Which city has the most alternative risk transfer companies?
London leads with 50 headquartered companies, followed by Birmingham (1) and Bray On Thames (1).
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 4,009 verified decision-maker contacts tracked across these 63 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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