Company lists · Data refreshed September 2026

Top 25 Public affairs advertising agencies worldwide

Name: Public affairs advertising agencies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 29, 2026 12,792 companies tracked

RevenueBase identified 12,792 company matches for public affairs advertising agencies worldwide as of September 2026 and tracks 139,406 professional contacts across them, including 47,917 with verified work emails. The United States is the largest market and Washington the largest hub.

This list covers company matches for public affairs advertising agencies 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 September 29, 2026. Country and city lists for public affairs advertising agencies 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 Sep 29, 2026 How this list was built

12,792Companies

139,406Contacts tracked

47,917Verified emails

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The 25 largest public affairs advertising agencies worldwide

Ranked by team size

Top 25 of 12,792 company matches for public affairs advertising agencies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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, NY, United StatesHQ recorded Sep 29, 2026	5,001-10,000	6,242 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 · Sep 29, 2026 · View company records in RevenueBase
2	Weber Shandwick	Exact match	New York, NY, United StatesHQ recorded Sep 29, 2026	1,001-5,000	4,191 contacts →
	Exact match “Weber Shandwick is the earned-first global communications agency.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3	Adfactors PR	Exact match	Mumbai, IndiaHQ recorded Sep 29, 2026	1,001-5,000	1,920 contacts →
	Exact match “Adfactors PR, founded in 1997, is India's largest Public Relations firm.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4	Hill & Knowlton	Exact match	NY, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,450 contacts →
	Exact match “Hill & Knowlton is a strategic and creative partner to drive breakthrough opportunities for growth and value creation, advance corporate strategy, and build reputation capital and…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5	TBC	Exact match	Baltimore, MD, United StatesHQ recorded Sep 29, 2026	n/a	1,255 contacts →
	Exact match “TBC is an independently owned, full-service branding, advertising and strategic communications agency with headquarters in Baltimore, Maryland, USA.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6	Scholz & Friends	Exact match	Hamburg, GermanyHQ recorded Sep 29, 2026	1,001-5,000	944 contacts →
	Exact match “Scholz & Friends provides an all-inclusive selection of resources to assist client partners in sharing their stories and ideas.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7	Zeno Group	Exact match	New York, NY, United StatesHQ recorded Sep 29, 2026	501-1,000	887 contacts →
	Exact match “Zeno Group is the fiercely independent and global, integrated communications agency, born from PR.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8	Nike Communications, INC	Exact match	New York, NY, United StatesHQ recorded Sep 29, 2026	n/a	872 contacts →
	Exact match “We are a full-service communications agency behind some of the world’s most revered and iconic brands.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9	Ruder Finn	Exact match	New York, NY, United StatesHQ recorded Sep 29, 2026	1,001-5,000	815 contacts →
	Exact match “Ruder Finn is one of the world’s largest global independent integrated marketing and communications agencies, leading at the intersection of technology, human creativity, and…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10	Prosek Partners	Exact match	New York, NY, United StatesHQ recorded Sep 29, 2026	201-500	543 contacts →
	Exact match “Prosek Partners builds – and protects – the top brands in business.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11	R&r Partners	Exact match	Las Vegas, NV, United StatesHQ recorded Sep 29, 2026	201-500	493 contacts →
	Exact match “R&R partners isn’t our name, it’s our promise.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12	MSL India	Exact match	Mumbai, IndiaHQ recorded Sep 29, 2026	501-1,000	469 contacts →
	Exact match “MSL is Publicis Groupe’s public relations and integrated communications network, one of the world’s largest.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13	Avian We	Exact match	New Delhi, IndiaHQ recorded Sep 29, 2026	201-500	457 contacts →
	Exact match “About Avian We.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14	22squared	Exact match	Atlanta, GA, United StatesHQ recorded Sep 29, 2026	201-500	447 contacts →
	Exact match “For over 100 years, 22squared has helped complex businesses solve their toughest challenges through insight-driven media and creative.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15	Inpress Porter Novelli	Exact match	Sao Paulo, BrazilHQ recorded Sep 29, 2026	201-500	441 contacts →
	Exact match “Agência de comunicação full service com mais de 150 clientes nos segmentos corporativo, consumo, mídia e entretenimento, saúde, tecnologia e telecomunicações, dentre outros.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16	Emperor	Exact match	Aldgate, United KingdomHQ recorded Sep 29, 2026	201-500	415 contacts →
	Exact match “Emperor is one of the UK's leading employee-owned creative communications agencies.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17	CFC BIG Ideas	Exact match	Kyiv, UkraineHQ recorded Sep 29, 2026	n/a	414 contacts →
	Exact match “СFC Big Ideas is a communications agency specializing in international projects, government relations & PR.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18	DDC Public Affairs	Exact match	Washington, DC, United StatesHQ recorded Sep 29, 2026	51-200	411 contacts →
	Exact match “DDC Public Affairs builds communities of advocates that impact policy and win campaigns.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19	Ogilvyes	Exact match	SpainHQ recorded Sep 29, 2026	201-500	401 contacts →
	Exact match “Ogilvy desarrolla campañas de comunicación icónicas y rompedoras desde el día en que su fundador, David Ogilvy, abrió su agencia en 1948.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20	Mercury Public Affairs, LLC	Exact match	New York, NY, United StatesHQ recorded Sep 29, 2026	51-200	390 contacts →
	Exact match “Mercury is a national bipartisan government relations and strategic communications firm.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21	Mikeworldwide	Exact match	New York, NY, United StatesHQ recorded Sep 29, 2026	51-200	381 contacts →
	Exact match “MWW is one of the world’s leading independent, integrated PR agencies with offices across the US and UK, and a global network of partners.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22	Sunshine Sachs Morgan & Lylis	Exact match	New York, NY, United StatesHQ recorded Sep 29, 2026	201-500	364 contacts →
	Exact match “Sunshine Sachs Morgan & Lylis is an independent, full-service firm specializing in communications and narrative strategy.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23	CMM DE LA Calle, Madrazo, Mancera SC	Exact match	Miguel Hidalgo, MexicoHQ recorded Sep 29, 2026	n/a	362 contacts →
	Exact match “Somos una empresa consultora en asuntos públicos que conjunta sustancia con forma y traduce pensamiento al considerar gran diversidad de puntos de vista y panoramas.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24	Campbell Ewald	Exact match	Detroit, MI, United StatesHQ recorded Sep 29, 2026	501-1,000	356 contacts →
	Exact match “Campbell Ewald is a full service, fully integrated marketing communications agency with offices in Detroit, Los Angeles and New York.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25	DKC	Exact match	New York, NY, United StatesHQ recorded Sep 29, 2026	201-500	349 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 · Sep 29, 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 “public affairs advertising agencies”. 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 12,792 public affairs advertising agencies worldwide

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Public affairs advertising agencies worldwide at a glance

As of Sep 29, 2026

34.4%Verified-email coverage

10.9Average contacts per company

1-10Median size (employees)

4.6%Largest-city concentration · Washington

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

8,658

11-50

3,425

51-200

545

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 public affairs advertising agencies are linked below.
What qualifies: Company records worldwide whose business descriptions match “public affairs advertising agencies” 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 47,917 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 29, 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.

Public affairs advertising agencies by location

91 lists · largest first

Every Public affairs advertising agencies 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 “public affairs advertising agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many public affairs advertising agencies are there worldwide?

RevenueBase identified 12,792 company matches for public affairs advertising agencies worldwide 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?

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

Which country has the most public affairs advertising agencies?

The United States leads with 4,554 companies, followed by the United Kingdom (654) and Brazil (552). Every public affairs advertising agencies list by country and city is linked on this page.

Which city has the most public affairs advertising agencies?

Washington leads with 590 company records, followed by London (309) and New York (275).

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 47,917 professional contacts with verified work emails tracked across these 12,792 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 29, 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.