Company lists · Data refreshed September 2026

Top 25 Responsible investment fund managers based in the United Kingdom

Name: Responsible investment fund managers based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 296 companies tracked

RevenueBase identified 296 company matches for responsible investment fund managers associated with the United Kingdom as of September 2026 and tracks 17,976 professional contacts across them, including 8,350 with verified work emails. London is the largest hub.

This list covers company matches for responsible investment fund managers 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

296Companies

17,976Contacts tracked

8,350Verified emails

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The 25 largest responsible investment fund managers based in the United Kingdom

Ranked by team size

Top 25 of 296 company matches for responsible investment fund managers 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Ninety ONE	Exact match	London, United KingdomHQ recorded Sep 21, 2026	1,001-5,000	1,445 contacts →
	Exact match “Ninety One is an active, global investment manager.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	Aviva Investors	Exact match	London, United KingdomHQ recorded Sep 21, 2026	1,001-5,000	1,320 contacts →
	Exact match “Welcome to Aviva Investors.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	Royal London Asset Management	Exact match	London, United KingdomHQ recorded Sep 21, 2026	201-500	619 contacts →
	Exact match “Content suitable for investment professionals only.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	Federated Hermes Limited	Exact match	London, United KingdomHQ recorded Sep 21, 2026	501-1,000	451 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 · Sep 21, 2026 · View company records in RevenueBase
5	Impax Asset Management	Exact match	London, United KingdomHQ recorded Sep 21, 2026	201-500	331 contacts →
	Exact match “Founded in 1998, Impax is a specialist asset manager investing in the opportunities arising from the transition to a more sustainable global economy.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Principles For Responsible Investment	Exact match	London, United KingdomHQ recorded Sep 21, 2026	201-500	320 contacts →
	Exact match “The Principles for Responsible Investment (PRI) is an investor initiative in partnership with UNEP FI and the UN Global Compact.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	Downing	Exact match	10 Lower Thames Street, United KingdomHQ recorded Sep 21, 2026	201-500	304 contacts →
	Exact match “Downing is a responsible investment manager established in London in 1986.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	Gresham House	Exact match	London, United KingdomHQ recorded Sep 21, 2026	201-500	227 contacts →
	Exact match “Gresham House is a specialist investor focused on delivering financial returns for clients by investing in the global themes shaping our future.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	Equitix	Exact match	London, United KingdomHQ recorded Sep 21, 2026	201-500	223 contacts →
	Exact match “We are a responsible investor, investing in, developing and managing global infrastructure assets, which materially contribute to the lives of the communities they serve.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Liontrust Asset Management PLC	Exact match	London, United KingdomHQ recorded Sep 21, 2026	51-200	214 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 · Sep 21, 2026 · View company records in RevenueBase
11	Polar Capital	Exact match	London, United KingdomHQ recorded Sep 21, 2026	51-200	210 contacts →
	Exact match “Polar Capital Holdings plc is a specialist investment management company offering professional and institutional investors a range of geographical and sector funds.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	Ccla Investment Management	Exact match	London, United KingdomHQ recorded Sep 21, 2026	51-200	207 contacts →
	Exact match “Our purpose is to help our clients maximise their impact on society by harnessing the power of investment markets.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	T. Rowe Price UK	Exact match	London, United KingdomHQ recorded Sep 21, 2026	5,001-10,000	191 contacts →
	Exact match “T.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	Generation Investment Management	Exact match	London, United KingdomHQ recorded Sep 21, 2026	51-200	156 contacts →
	Exact match “Overview Generation was established in 2004 as an independent, private, investment management partnership with offices in London and San Francisco.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	Local Pensions Partnership Investments	Exact match	London, United KingdomHQ recorded Sep 21, 2026	51-200	155 contacts →
	Exact match “LPPI manages around £24 billion of assets on behalf of Local Government Pension Scheme fund clients - diligently, cost effectively and responsibly, and with an emphasis on…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	Schroders Greencoat LLP	Exact match	London, United KingdomHQ recorded Sep 21, 2026	51-200	119 contacts →
	Exact match “Schroders Greencoat is a specialist investment manager dedicated to renewable infrastructure, with over £8.5 billion under management.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	Time Investments	Exact match	London, United KingdomHQ recorded Sep 21, 2026	51-200	118 contacts →
	Exact match “TIME Investments is a specialist investment manager focused on delivering long-term investments that seek consistent returns.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	Igneo Infrastructure Partners	Exact match	London, United KingdomHQ recorded Sep 21, 2026	51-200	117 contacts →
	Exact match “Sustainable Value Creation Through Partnership We seek to deliver sustainable returns through investment in mature, stable, infrastructure businesses.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	Continuum Financial Services LLP	Exact match	Plymouth, United KingdomHQ recorded Sep 21, 2026	51-200	110 contacts →
	Exact match “We are an award-winning National Independent Financial Advice firm that offers a modern financial advice service.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	Shareaction	Exact match	London, United KingdomHQ recorded Sep 21, 2026	51-200	109 contacts →
	Exact match “ShareAction is an independent charity and an expert on responsible investment.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Holtara An Apex Group Company	Exact match	London, United KingdomHQ recorded Sep 21, 2026	51-200	100 contacts →
	Exact match “Our mission is to positively impact businesses today, for a sustainable tomorrow.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Stafford Capital Partners	Exact match	London, United KingdomHQ recorded Sep 21, 2026	51-200	97 contacts →
	Exact match “Stafford Capital Partners ("Stafford") is an independent private markets investment and advisory firm with USD 8.9bn in assets under management and advice for more than 150+…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	Columbia Threadneedle Investments Emea Apac	Exact match	London, United KingdomHQ recorded Sep 21, 2026	1,001-5,000	96 contacts →
	Exact match “At Columbia Threadneedle Investments, we invest to make a difference in your world, and the wider world.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	Waverton Investment Management	Exact match	London, United KingdomHQ recorded Sep 21, 2026	201-500	92 contacts →
	Exact match “Waverton is an award-winning investment management house dedicated to creating high-quality investment solutions and providing bespoke, personal service for private clients…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	AKO Capital	Exact match	London, United KingdomHQ recorded Sep 21, 2026	51-200	80 contacts →
	Exact match “Founded in 2005 by Nicolai Tangen, AKO Capital is one of Europe’s leading investment partnerships, managing over $20bn across European and Global equity funds.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “responsible investment fund managers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 296 responsible investment fund managers based in the United Kingdom

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Responsible investment fund managers based in the United Kingdom at a glance

As of Sep 21, 2026

46.5%Verified-email coverage

60.7Average contacts per company

11-50Median size (employees)

66.9%Largest-city concentration · London

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

132

11-50

101

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

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 296 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 “responsible investment fund managers” 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 8,350 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.

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 “responsible investment fund managers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many responsible investment fund managers are there based in the United Kingdom?

RevenueBase identified 296 company matches for responsible investment fund managers 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?

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

Which city has the most responsible investment fund managers?

London leads with 198 company records, followed by Edinburgh (8) and Bath (3).

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 8,350 professional contacts with verified work emails tracked across these 296 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.