Company lists · Data refreshed November 2026

Top 25 Board communications advisors worldwide

Name: Board communications advisors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 4,888 companies tracked

RevenueBase identified 4,888 company matches for board communications advisors worldwide as of November 2026 and tracks 49,654 professional contacts across them, including 19,292 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for board communications advisors worldwide, 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 November 6, 2026. Country and city lists for board communications advisors follow the table.

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 Nov 6, 2026 How this list was built

4,888Companies

49,654Contacts tracked

19,292Verified emails

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The 25 largest board communications advisors worldwide

Ranked by team size

Top 25 of 4,888 company matches for board communications advisors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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	Edelman	Exact match	New York, GA, United StatesHQ recorded Nov 6, 2026	5,001-10,000	6,721 contacts →
	Exact match “Edelman is a global communications firm that partners with businesses and organizations to evolve, promote and protect their brands and reputations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	TENEO	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,070 contacts →
	Exact match “Teneo is the global CEO advisory firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Brunswick Group	Exact match	London, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	1,689 contacts →
	Exact match “Brunswick is a global advisory firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	ICR	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	201-500	773 contacts →
	Exact match “ICR is a strategic communications and advisory firm that helps management teams align how they communicate with how markets think.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Prosek Partners	Exact match	New York, United StatesHQ recorded Nov 6, 2026	201-500	592 contacts →
	Exact match “Prosek Partners builds – and protects – the top brands in business.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	JKL	Exact match	Stockholm, SwedenHQ recorded Nov 6, 2026	51-200	508 contacts →
	Exact match “JKL is now Kekst CNC Stockholm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Sodali & CO	Exact match	New York, United StatesHQ recorded Nov 6, 2026	501-1,000	452 contacts →
	Exact match “Sodali & Co advises corporate clients worldwide as they navigate the complex dynamic of shareholder and stakeholder interests.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Emperor	Exact match	Aldgate, United KingdomHQ recorded Nov 6, 2026	201-500	445 contacts →
	Exact match “Emperor is one of the UK's leading employee-owned creative communications agencies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	DKC	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	201-500	375 contacts →
	Exact match “DKC is a full service public relations, marketing and government affairs firm and part of the Acceleration Community of Companies, Based in New York City, and with offices in Los…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	D.F. King & CO	Exact match	New York, United StatesHQ recorded Nov 6, 2026	501-1,000	293 contacts →
	Exact match “D.F.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Joele Frank	Exact match	New York, CA, United StatesHQ recorded Nov 6, 2026	201-500	274 contacts →
	Exact match “Joele Frank is a strategic communications firm that enables clients to take control in key moments of challenge and opportunity, from bet-the-company situations to the ongoing…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	National Public Relations	Exact match	Montreal, BC, CanadaHQ recorded Nov 6, 2026	201-500	257 contacts →
	Exact match “NATIONAL Public Relations provides creative communications solutions that move people in thought and actions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Kreab Worldwide	Exact match	Norrmalm, SwedenHQ recorded Nov 6, 2026	501-1,000	247 contacts →
	Exact match “With 50 years of experience in strategic communications, we are proud to say that we have played an integral part in shaping the business landscape as we know it today.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Richard Attias & Associates	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	51-200	241 contacts →
	Exact match “OUR VISION: To empower governments, corporations and civil society to lead, inspire, and drive impact on a global scale.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Tinkle	Exact match	Madrid, SpainHQ recorded Nov 6, 2026	201-500	241 contacts →
	Exact match “Expertos en comunicación cualitativa supra-especializada en corporativo, financiero, de marca, de reputación, de situaciones especiales, de ESG y workplace culture.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Edelman Smithfield	Exact match	London, United StatesHQ recorded Nov 6, 2026	201-500	240 contacts →
	Exact match “Edelman Smithfield is a financial communications boutique that specializes in the financial markets and special situations, serving clients in the United States, Canada, EMEA…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	SEC Newgate Italia	Exact match	Milan, ItalyHQ recorded Nov 6, 2026	51-200	234 contacts →
	Exact match “Al cuore di ogni organizzazione ci sono le sue relazioni: collaboratori, clienti, filiera, territorio, istituzioni… Perché sono gli "altri" i terminali del suo agire e i…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	CDR Citigate Dewe Rogerson	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	215 contacts →
	Exact match “CDR is a leading global strategic communications consultancy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Headland	Exact match	City Of London, United KingdomHQ recorded Nov 6, 2026	51-200	213 contacts →
	Exact match “We are a communications consultancy powered by collaboration.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Orchestra	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	501-1,000	212 contacts →
	Exact match “Orchestra is a strategic communications and marketing company purpose-built for a world defined by speed, fragmentation and unprecedented transparency.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Harmon Corporate Affairs	Exact match	Madrid, SpainHQ recorded Nov 6, 2026	51-200	206 contacts →
	Exact match “Harmon is a strategic consulting firm that advises organizations on interpreting their environment and connecting with their stakeholders through non-market strategies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Milltown Partners	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	187 contacts →
	Exact match “Milltown Partners is a global advisory firm working with influential organisations and individuals on the communications and public policy challenges that define their reputations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	TACT	Exact match	Québec, QC, CanadaHQ recorded Nov 6, 2026	51-200	185 contacts →
	Exact match “Founded in September 2011, TACT Intelligence-conseil is composed of a group of experienced, professional communicators seeking to create a Québec-owned consulting agency.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Alliance Advisors	Exact match	Little Falls, United StatesHQ recorded Nov 6, 2026	51-200	182 contacts →
	Exact match “Alliance Advisors is an independent advisory firm focused on Shareholder Engagement & Solicitation, Compensation Advisory, Governance & Sustainability Advisory, M&A - Activism…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Wellcom	Exact match	Paris, FranceHQ recorded Nov 6, 2026	51-200	179 contacts →
	Exact match “How can you build and protect your Image without taking Opinions into account?” Recorded in the RevenueBase company graph · Nov 6, 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 “board communications advisors”. 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 4,888 board communications advisors worldwide

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Board communications advisors worldwide at a glance

As of Nov 6, 2026

38.9%Verified-email coverage

10.2Average contacts per company

1-10Median size (employees)

3.9%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

3,753

11-50

950

51-200

121

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for board communications advisors are linked below.
What qualifies: Company records worldwide whose business descriptions match “board communications advisors” 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. 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 19,292 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 November 6, 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.

Board communications advisors by location

42 lists · largest first

Every Board communications advisors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “board communications advisors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many board communications advisors are there worldwide?

RevenueBase identified 4,888 company matches for board communications advisors worldwide as of November 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?

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

Which country has the most board communications advisors?

The United States leads with 1,193 companies, followed by the United Kingdom (329) and Australia (221). Every board communications advisors list by country and city is linked on this page.

Which city has the most board communications advisors?

London leads with 193 company records, followed by New York (158) and Washington (110).

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 19,292 professional contacts with verified work emails tracked across these 4,888 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 November 6, 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.