Company lists · Data refreshed September 2026

Top 25 Investor relations staffing companies based in London, United Kingdom

Name: Investor relations staffing companies based in London, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 129 companies tracked

RevenueBase identified 129 company matches for investor relations staffing companies associated with London, United Kingdom as of September 2026 and tracks 1,239 professional contacts across them, including 418 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for investor relations staffing companies 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 September 28, 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 28, 2026 How this list was built

129Companies

1,239Contacts tracked

418Verified emails

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The 25 largest investor relations staffing companies based in London, United Kingdom

Ranked by team size

Top 25 of 129 company matches for investor relations staffing companies based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	Edison Group	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	104 contacts →
	Exact match “Edison Group is a global investor relations and communications business dedicated to helping companies connect with the right investors.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	RCR	Exact match	London, United KingdomHQ recorded Sep 28, 2026	n/a	73 contacts →
	Exact match “RCR is a young and vibrant recruitment agency that offers recruitment services for the events and communications sectors.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Churchgate Partners	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	54 contacts →
	Exact match “Churchgate Partners is an international investor relations firm operating across Asia Pacific and Middle East.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Hanson Search	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	49 contacts →
	Exact match “Hanson Search is a global executive search and talent advisory firm, specialising in business-critical roles that drive revenue, manage reputation and navigate risk.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Redhat Recruitment	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	48 contacts →
	Exact match “RedHat are financial recruiters for the Media Sector.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Trevose Partners	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	31 contacts →
	Exact match “Trevose Partners was established in 2011 with the specific aim of becoming the global recruiter of choice to financial institutions from all over the world, in providing a true…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Black&callow	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	24 contacts →
	Exact match “We specialise in producing investor communications which help clients inform, influence and inspire their stakeholders.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Ingage IR	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	23 contacts →
	Exact match “ingage is a state-of-the-art Investor Relations CRM and corporate access software platform for corporate IR teams and institutional investors.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Cmi2i	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	23 contacts →
	Exact match “CMi2i provides unique capital markets intelligence and guidance to issuers and their advisors.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Optimum Strategic Communications	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	22 contacts →
	Exact match “Optimum is an international strategic communications firm specialising in investor relations, corporate and financial communications.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	The Works Search Corporate Communications Executive Search Specialists	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	22 contacts →
	Exact match “Welcome to The Works Search!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Squarewell Partners	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	18 contacts →
	Exact match “SquareWell is a trusted advisor to some of the world's largest companies.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Capital Access	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	17 contacts →
	Exact match “Capital Access Group is an independent IR advisory business connecting quoted companies with new and under-serviced institutions across the UK & Europe.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	VOX Markets	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	16 contacts →
	Exact match “Vox Markets is revolutionising the way companies engage with shareholders and the stock market at large.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Fairvue	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	16 contacts →
	Exact match “Fairvue is a strategic management consultancy dedicated to investor relations and the capital markets.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Maze Executive	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	16 contacts →
	Exact match “Operating solely in the investment banking, financial services and accounting sectors, we recruit permanent and contract professionals at all levels in the following sectors:*…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Equitory	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	15 contacts →
	Exact match “Communicating your value \| Connecting with investors Equitory is Europe's largest dedicated investor communication consultancy, providing independent advice to help listed…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Taylor Birchwood	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	14 contacts →
	Exact match “Taylor Birchwood is the largest specialist executive search firm for corporate affairs, communications and investor relations.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Brighter IR	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	11 contacts →
	Exact match “Brighter IR is a digital services agency providing modern, responsive and polished investor relations tools, market data feeds and digital corporate communications services to…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	RMS Partners Limited	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	10 contacts →
	Exact match “RMS Partners was formed in January 2017.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Walbrook PR	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	10 contacts →
	Exact match “Walbrook is a full service Financial Public Relations and Investor Relations consultancy that has a strong reputation for advising growing Small Cap and AIM listed companies.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	ONE TEN Associates	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	10 contacts →
	Exact match “One Ten Associates are an award-winning trusted recruitment partner to the alternative investments sector.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Rosehill Search	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	10 contacts →
	Exact match “Rosehill Search offers unrivalled service to our clients, mainly Sell Side Investment Banks and Buy Side Hedge Funds & Asset Managers.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Brookleigh Recruitment Solutions	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	10 contacts →
	Exact match “Brookleigh Recruitment Solutions was established in 1998 and specialises across several sectors of the global financial markets including Foreign Exchange, Transaction based…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	AD Idem Consulting	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	8 contacts →
	Exact match “Ad Idem Consulting is a boutique, privately-owned recruitment consultancy delivering interim and permanent hiring solutions.” Recorded in the RevenueBase company graph · Sep 28, 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 “investor relations staffing companies”. 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 129 investor relations staffing companies based in London, United Kingdom

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Investor relations staffing companies based in London, United Kingdom at a glance

As of Sep 28, 2026

33.7%Verified-email coverage

9.6Average contacts per company

1-10Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

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 129 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 “investor relations staffing companies” 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 418 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 28, 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 “investor relations staffing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many investor relations staffing companies are there based in London, United Kingdom?

RevenueBase identified 129 company matches for investor relations staffing companies associated with London, 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?

Edison Group 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 investor relations staffing companies?

London leads the United Kingdom with 129 company records, followed by Manchester (4) and Bristol (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 418 professional contacts with verified work emails tracked across these 129 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 28, 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.