Company lists · Data refreshed September 2026

Top 25 Actuarial firms based in the United Kingdom

RevenueBase identified 271 company matches for actuarial firms associated with the United Kingdom as of September 2026 and tracks 10,509 professional contacts across them, including 6,037 with verified work emails. London is the largest hub.

This list covers company matches for actuarial firms associated with the 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 21, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 21, 2026 How this list was built
271Companies
10,509Contacts tracked
6,037Verified emails
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The 25 largest actuarial firms based in the United Kingdom

Ranked by team size
Top 25 of 271 company matches for actuarial firms based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Sep 21, 20261,001-5,0001,892 contacts →

Exact match

“Founded to shape the future of pensions, health, and insurance solutions, Aptia is a leading professional services firm dedicated to simplifying complexity for businesses and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 21, 20261,001-5,0001,331 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchReading, United KingdomHQ recorded Sep 21, 20261,001-5,0001,284 contacts →

Exact match

“XPS Group is a leading UK consulting and administration business specialising in the pensions and insurance sectors.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 21, 2026501-1,000724 contacts →

Exact match

“The purpose of PIC is to pay the pensions of its current and future policyholders.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 21, 2026501-1,000497 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 21, 2026501-1,000423 contacts →

Exact match

“The Thomas Miller Group is an international provider of market leading insurance services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 21, 202651-200411 contacts →

Exact match

“The Institute and Faculty of Actuaries (IFoA) is the UK's only chartered professional body dedicated to educating, developing and regulating actuaries based both in the UK and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchLeeds, United KingdomHQ recorded Sep 21, 2026501-1,000358 contacts →

Exact match

“First Actuarial helps trustees and employers provide the best possible pensions and employee benefits.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 21, 202610001+329 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchBirmingham, United KingdomHQ recorded Sep 21, 20261,001-5,000140 contacts →

Exact match

“NFP, an Aon company, helps companies and individuals address today’s most significant Risk Capital and Human Capital challenges.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 21, 202611-50128 contacts →

Exact match

“HFG is a leading international recruitment consulting firm that provides specialist professionals to leading General Insurance, Life, Reinsurance, Pensions and Management…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchBelfast, United KingdomHQ recorded Sep 21, 202651-200122 contacts →

Exact match

“Simplifying Pensions with Smart Solutions and Practical Expertise At Spence, we're committed to making pensions straightforward.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchCardiff, United KingdomHQ recorded Sep 21, 202651-200113 contacts →

Exact match

“Quantum Advisory proides advice and services that help make pensions and employee benefits work better for small and medium-sized organisations.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchReigate, United KingdomHQ recorded Sep 21, 202651-20097 contacts →

Exact match

“RNA Analytics is a global actuarial and risk management consulting firm headquartered in Reigate, United Kingdom.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchPlymouth, United KingdomHQ recorded Sep 21, 202611-5091 contacts →

Exact match

“The Emerald Group is a global Search & Selection company focused on supplying a high calibre service across the Actuarial, Underwriting, Catastrophe Modelling, Risk and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 21, 202651-20088 contacts →

Exact match

“Founded in 2006, APR provide actuarial consulting and secondment services to over 45 life and general insurers, as well as other financial sector clients, across the UK, Ireland…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 21, 202651-20067 contacts →

Exact match

“Axco is the leading supplier of global insurance and employee benefits market information.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 21, 20261,001-5,00056 contacts →

Exact match

“Milliman is among the world’s largest independent actuarial and consulting firms.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 21, 2026201-50055 contacts →

Exact match

“We provide industry-focused consulting, brokerage, and claims advocacy services, and leverage data, technology, and analytics to help reduce our clients’ total cost of risk.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchExeter, United KingdomHQ recorded Sep 21, 202651-20054 contacts →

Exact match

“Cavendish Online was founded in the year with a bold new approach to the life insurance market to provide customers with the best value cover, from the country’s top financial…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 21, 202651-20051 contacts →

Exact match

“Club Vita is an independent longevity data analytics company, which facilitates the accumulation and pooling of data underlying the longevity patterns of retirees with annuity…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 21, 202651-20049 contacts →

Exact match

“ASL are experts in financial risks.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 21, 202651-20049 contacts →

Exact match

“As of December 2020, Beach & Associates rebranded to Acrisure Re and Acrisure London Wholesale.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 21, 202611-5044 contacts →

Exact match

“Our model is built around underwriting excellence, driven by rigorous risk selection, innovative, intelligent underwriting and catastrophe modelling.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchEpsom, United KingdomHQ recorded Sep 21, 2026201-50043 contacts →

Exact match

“In fifteen years, EMB has become the largest and most successful firm of specialist non-life insurance experts in the world.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 271 actuarial firms based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 6,037 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Actuarial firms based in the United Kingdom at a glance

As of Sep 21, 2026
57.4%Verified-email coverage
38.8Average contacts per company
1-10Median size (employees)
44.6%Largest-city concentration · London
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
158
11-50
68
51-200
26
201-500
6
501-1,000
4
1,001-5,000
7
10001+
1

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 271 companies.

How 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 the United Kingdom whose business descriptions match “actuarial 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 6,037 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 21, 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.

Actuarial firms by metro

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 “actuarial firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many actuarial firms are there based in the United Kingdom?

RevenueBase identified 271 company matches for actuarial firms associated with the 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?

Aptia Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most actuarial firms?

London leads with 121 company records, followed by Birmingham (5) and Bristol (4).

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 6,037 professional contacts with verified work emails tracked across these 271 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 21, 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 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.