Company lists · Data refreshed September 2026

Top 25 Responsible investment consultants based in the United Kingdom

RevenueBase identified 254 responsible investment consultants headquartered in the United Kingdom as of September 2026 and tracks 4,148 professional contacts across them, including 2,213 with verified work emails. London is the largest hub.

This list covers responsible investment consultants 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 21, 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 21, 2026 86% judged on-target in blind review
254Companies
4,148Contacts tracked
2,213Verified emails
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The 25 largest responsible investment consultants based in the United Kingdom

Ranked by team size
Top 25 of 254 responsible investment consultants based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to responsible investment consultants: 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
1Partial evidenceLondon, United KingdomHQ checked Sep 21, 2026501-1,000451 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
2Strong evidenceLondon, United KingdomHQ checked Sep 21, 2026201-500320 contacts →

Strong evidence

“The Principles for Responsible Investment (PRI) is an investor initiative in partnership with UNEP FI and the UN Global Compact.”

Source: RevenueBase Database · checked Sep 21, 2026
3Strong evidence10 Lower Thames Street, United KingdomHQ checked Sep 21, 2026201-500304 contacts →

Strong evidence

“Downing is a responsible investment manager established in London in 1986.”

Source: RevenueBase Database · checked Sep 21, 2026
4Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-200156 contacts →

Partial evidence

“Overview Generation was established in 2004 as an independent, private, investment management partnership with offices in London and San Francisco.”

Source: RevenueBase Database · checked Sep 21, 2026
5Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-200148 contacts →

Partial evidence

“EVORA is an award-winning global sustainability consultancy and software provider supporting real asset investors, owners, and operators.”

Source: RevenueBase Database · checked Sep 21, 2026
6Indirect evidencePlymouth, United KingdomHQ checked Sep 21, 202651-200110 contacts →

Indirect evidence

“We are an award-winning National Independent Financial Advice firm that offers a modern financial advice service.”

Source: RevenueBase Database · checked Sep 21, 2026
7Strong evidenceLondon, United KingdomHQ checked Sep 21, 202651-200109 contacts →

Strong evidence

“ShareAction is an independent charity and an expert on responsible investment.”

Source: RevenueBase Database · checked Sep 21, 2026
8Indirect evidenceLondon, United KingdomHQ checked Sep 21, 202651-200100 contacts →

Indirect evidence

“Our mission is to positively impact businesses today, for a sustainable tomorrow.”

Source: RevenueBase Database · checked Sep 21, 2026
9Partial evidenceLondon, United KingdomHQ checked Sep 21, 20261,001-5,00096 contacts →

Partial evidence

“At Columbia Threadneedle Investments, we invest to make a difference in your world, and the wider world.”

Source: RevenueBase Database · checked Sep 21, 2026
10Partial evidenceLondon, United KingdomHQ checked Sep 21, 2026201-50092 contacts →

Partial evidence

“Waverton is an award-winning investment management house dedicated to creating high-quality investment solutions and providing bespoke, personal service for private clients…”

Source: RevenueBase Database · checked Sep 21, 2026
11Partial evidenceLondon, United KingdomHQ checked Sep 21, 20261,001-5,00074 contacts →

Partial evidence

“We are aware that a small number of investors have been targeted by fraudsters using the LGIM and L&G brands to promote fake funds and investment products.”

Source: RevenueBase Database · checked Sep 21, 2026
12Indirect evidenceEssex, United KingdomHQ checked Sep 21, 202651-20070 contacts →

Indirect evidence

“Minerva Analytics is Europe's independent ESG and stewardship service with a suite of thoughtfully integrated solutions including data, research, together with portfolio analytics…”

Source: RevenueBase Database · checked Sep 21, 2026
13Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-20067 contacts →

Partial evidence

“EdenTree is a sustainable investment manager with a strong heritage.”

Source: RevenueBase Database · checked Sep 21, 2026
14Partial evidenceMayfair, United KingdomHQ checked Sep 21, 202611-5052 contacts →

Partial evidence

“Heptagon Capital, founded in 2005, is a leading provider of specialised asset management services and investment solutions to Institutional Investors, Family Offices and Ultra…”

Source: RevenueBase Database · checked Sep 21, 2026
15Partial evidenceManchester, United KingdomHQ checked Sep 21, 202651-20046 contacts →

Partial evidence

“We're Castlefield - an award-winning, employee-owned investment management and financial planning group, recognised for being at the forefront of ethical investing since 2002.”

Source: RevenueBase Database · checked Sep 21, 2026
16Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-20045 contacts →

Partial evidence

“Tailored investment services, delivered sustainably.”

Source: RevenueBase Database · checked Sep 21, 2026
17Partial evidenceLondon, United KingdomHQ checked Sep 21, 202611-5040 contacts →

Partial evidence

“Osmosis’ mission since 2009 has been to become the world’s leading dedicated sustainable asset manager, delivering client-focused investment solutions across multiple asset…”

Source: RevenueBase Database · checked Sep 21, 2026
18Partial evidenceLondon, United KingdomHQ checked Sep 21, 202611-5040 contacts →

Partial evidence

“Impact Cubed is a specialist investment advisor and data provider with the mission of aligning the allocation of capital with a sustainable future.”

Source: RevenueBase Database · checked Sep 21, 2026
19Strong evidenceLondon, United KingdomHQ checked Sep 21, 202611-5039 contacts →

Strong evidence

“Earth Active is an award-winning consultancy with a globally experienced team of bespoke ESG advisors and expert specialists that provide investment and risk due diligence in…”

Source: RevenueBase Database · checked Sep 21, 2026
20Indirect evidenceLondon, United KingdomHQ checked Sep 21, 202611-5034 contacts →

Indirect evidence

“Tribe is the UK’s first dedicated Impact Wealth Manager and offers discretionary and advisory portfolio management.”

Source: RevenueBase Database · checked Sep 21, 2026
21Indirect evidenceLondon, United KingdomHQ checked Sep 21, 202611-5034 contacts →

Indirect evidence

“Lathe & Co Wealth Advisers was established in 2017, with the sole focus of exceeding client expectations and offering simple and attainable financial planning to everyone.”

Source: RevenueBase Database · checked Sep 21, 2026
22Indirect evidenceBarbican, United KingdomHQ checked Sep 21, 202611-5033 contacts →

Indirect evidence

“A European advisory to the real estate industry.”

Source: RevenueBase Database · checked Sep 21, 2026
23Partial evidenceLondon, United KingdomHQ checked Sep 21, 202611-5033 contacts →

Partial evidence

“Our vision is to be an impactful contributor to society, through the highest professional standards and responsible investing, by being a recognized leader in global alternative…”

Source: RevenueBase Database · checked Sep 21, 2026
24Indirect evidenceLondon, United KingdomHQ checked Sep 21, 202611-5031 contacts →

Indirect evidence

“Holden & Partners are an independent financial adviser (IFA) primarily based in London (Farringdon), the South East and East Anglia.”

Source: RevenueBase Database · checked Sep 21, 2026
25Partial evidenceLondon, United KingdomHQ checked Sep 21, 202611-5031 contacts →

Partial evidence

“Sun Global Investments Limited is an investment advisory firm providing full scope of services to Institutional Investors, Family offices, Corporate Clients and High Net Worth…”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 25 of 254 responsible investment consultants based in the United Kingdom

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Responsible investment consultants based in the United Kingdom at a glance

As of Sep 21, 2026
53.4%Verified-email coverage
16.3Average contacts per company
1-10Median size (employees)
65.0%Largest-city concentration · London
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
165
11-50
64
51-200
13
201-500
8
501-1,000
2
1,001-5,000
2

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 254 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 responsible investment consultants, 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 “responsible investment consultants”. 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 responsible investment consultants), 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 responsible investment consultants, 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, 2,213 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 21, 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.

Responsible investment consultants by metro

  • Responsible investment consultants in London165

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 responsible investment consultants, 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 responsible investment consultants are there based in the United Kingdom?

RevenueBase identified 254 responsible investment consultants 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?

Federated Hermes Limited, headquartered in London, tops this list with the largest team on record.

Which city has the most responsible investment consultants?

London leads with 165 headquartered companies, followed by Edinburgh (7) and Bristol (4).

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 2,213 verified decision-maker contacts tracked across these 254 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 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 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.