Company lists · Data refreshed October 2026

Top 25 Institutional asset management firms based in London, United Kingdom

RevenueBase identified 324 company matches for institutional asset management firms associated with London, United Kingdom as of October 2026 and tracks 24,079 professional contacts across them, including 10,900 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for institutional asset management firms associated with London, 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 October 16, 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 Oct 16, 2026 How this list was built
324Companies
24,079Contacts tracked
10,900Verified emails
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The 25 largest institutional asset management firms based in London, United Kingdom

Ranked by team size
Top 25 of 324 company matches for institutional asset management firms based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 16, 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 Oct 16, 20261,001-5,0003,271 contacts →

Exact match

“At Janus Henderson, we are investors – we help clients define and achieve superior financial outcomes through differentiated insights, disciplined investments, and world-class…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Oct 16, 20261,001-5,0001,814 contacts →

Exact match

“M&G Investments is a global asset manager.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Oct 16, 20261,001-5,0001,388 contacts →

Exact match

“Welcome to Aviva Investors.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Oct 16, 20261,001-5,0001,049 contacts →

Exact match

“We are a recognised market leader in liability driven and fixed income investment and are one of the world’s largest institutional investment managers and the world’s largest LDI…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Oct 16, 2026201-500664 contacts →

Exact match

“Content suitable for investment professionals only.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Oct 16, 2026501-1,000640 contacts →

Exact match

“Whether you want to grow your wealth, generate an income, or leave a legacy to your loved ones, it pays to have a trusted Investment Manager by your side.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Oct 16, 2026201-500524 contacts →

Exact match

“Founded in 2001, Partners Capital is a global investment office acting for distinguished endowments and foundations, senior investment professionals and prominent families across…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Oct 16, 2026501-1,000449 contacts →

Exact match

“Federated Hermes is guided by the conviction that responsible investing is the best way to create long-term wealth.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Oct 16, 2026201-500443 contacts →

Exact match

“Seven Investment Management (7IM) is an investment management business that helps individuals, their families and advisers to manage their capital to meet their financial needs…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Oct 16, 2026501-1,000310 contacts →

Exact match

“Saltus is an independently owned financial planning and investment management company.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Oct 16, 2026201-500290 contacts →

Exact match

“EPIC Investment Partners is an independent investment, administration and advisory firm.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Oct 16, 202651-200263 contacts →

Exact match

“Fisher Investments UK is a private investment advice and management company, offering the discretionary investment management services of our US-based parent company, Fisher…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Oct 16, 2026201-500246 contacts →

Exact match

“Fisher Investments Europe Limited, which trades as Fisher Investments UK, is authorised and regulated by the UK Financial Conduct Authority (FCA Number 191609) and is registered…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Oct 16, 202651-200221 contacts →

Exact match

“Liontrust is a specialist active asset manager that was founded in 1995 and listed on the London Stock Exchange in Liontrust believes active management and the power of investment…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Oct 16, 202651-200195 contacts →

Exact match

“Handelsbanken Wealth & Asset Management (Handelsbanken Wealth) is the wealth and investment management arm of Handelsbanken in the UK.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Oct 16, 202651-200195 contacts →

Exact match

“WH Ireland is a financial services company offering Complete Wealth Management, Investment Management and Financial Planning.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Oct 16, 202651-200188 contacts →

Exact match

“Sona Asset Management is an institutional alternative asset management firm that specialises in investing across the credit spectrum with a primary focus on European markets.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Oct 16, 20265,001-10,000184 contacts →

Exact match

“T.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Oct 16, 202651-200158 contacts →

Exact match

“Mondrian Investment Partners Limited is an independent, employee-owned, international, value-oriented investment manager with offices in London, Philadelphia, Singapore and…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Oct 16, 202651-200143 contacts →

Exact match

“We are a genuinely active investment manager and we give our teams a blank sheet of paper to work from.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Oct 16, 202651-200131 contacts →

Exact match

“Record Financial Group is a leading specialist currency and asset manager with $114.6 billion in Assets Under Management Equivalents (as of 31st March 2026) for institutional…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Oct 16, 202651-200122 contacts →

Exact match

“MARK Capital Management is an independent real estate investment and asset manager that has managed over €20bn of private real estate since the firm’s founding in 2004.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Oct 16, 202651-200104 contacts →

Exact match

“Founded in 1998, Lansdowne Partners manages assets for some of the world’s largest and most sophisticated investors.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Oct 16, 20261,001-5,00086 contacts →

Exact match

“At Quilter Investors we specialise in the creation and management of multi-asset investment portfolios.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Oct 16, 202651-20079 contacts →

Exact match

“For too long, pensions have been boxed in by traditional ways of working.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase

Showing 25 of 324 institutional asset management firms based in London, United Kingdom

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Institutional asset management firms based in London, United Kingdom at a glance

As of Oct 16, 2026
45.3%Verified-email coverage
74.3Average contacts per company
11-50Median size (employees)
Oct 16, 2026Page data refreshed

Companies by employee count

1-10
145
11-50
109
51-200
31
201-500
16
501-1,000
9
1,001-5,000
9
5,001-10,000
3

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 324 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 London, United Kingdom whose business descriptions match “institutional asset management 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 10,900 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 October 16, 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.

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

How many institutional asset management firms are there based in London, United Kingdom?

RevenueBase identified 324 company matches for institutional asset management firms associated with London, United Kingdom as of October 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?

Janus Henderson Investors tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United Kingdom has the most institutional asset management firms?

London leads the United Kingdom with 324 company records, followed by Edinburgh (12) and City Of London (5).

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 10,900 professional contacts with verified work emails tracked across these 324 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 October 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 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.