Company lists · Data refreshed September 2026

Top 25 B2B pr firms worldwide

Name: B2B pr firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 8,507 companies tracked

RevenueBase identified 8,507 company matches for B2B pr firms worldwide as of September 2026 and tracks 62,857 professional contacts across them, including 20,041 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for B2B pr firms 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 21, 2026. Country and city lists for B2B pr firms 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 21, 2026 How this list was built

8,507Companies

62,857Contacts tracked

20,041Verified emails

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The 25 largest B2B pr firms worldwide

Ranked by team size

Top 25 of 8,507 company matches for B2B pr firms worldwide, 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	Edelman	Exact match	New York, NY, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
2	Adfactors PR	Exact match	Mumbai, IndiaHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
3	Prosek Partners	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	201-500	543 contacts →
	Exact match “Prosek Partners builds – and protects – the top brands in business.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	5wpr	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	201-500	397 contacts →
	Exact match “5WPR is one of the largest independently owned PR and digital marketing agencies in the US.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	Mikeworldwide	Exact match	New York, NY, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
6	DKC	Exact match	New York, NY, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
7	Berlinrosen, An Orchestra Company	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	201-500	302 contacts →
	Exact match “Built to operate with the speed and intensity of a political campaign, BerlinRosen takes a 360-degree approach to communications, activating audiences and elevating story above…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	V360 Group	Exact match	Okhla, IndiaHQ recorded Sep 21, 2026	201-500	267 contacts →
	Exact match “Value 360 Communications is India’s first PR Company with a focussed approach for early stage business.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	National Public Relations	Exact match	Montreal, QC, CanadaHQ recorded Sep 21, 2026	201-500	255 contacts →
	Exact match “NATIONAL Public Relations provides creative communications solutions that move people in thought and actions.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Ideal Axicom	Exact match	São Paulo, BrazilHQ recorded Sep 21, 2026	201-500	242 contacts →
	Exact match “Ideal Axicom brings together a team of over 200 communications experts in Brazil to partner with companies focused on disruption – from early-stage startups to top companies…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11	Máquina	Exact match	São Paulo, BrazilHQ recorded Sep 21, 2026	201-500	232 contacts →
	Exact match “A MÁQUINA é uma agência completa de Relações Públicas especializada em construir e fortalecer a reputação de empresas, marcas e líderes.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	LPM Comunicação	Exact match	Lisboa, PortugalHQ recorded Sep 21, 2026	51-200	232 contacts →
	Exact match “LPM is the leading Communication and Public Relations consultancy in Portugal.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	SKDK	Exact match	Washington, DC, United StatesHQ recorded Sep 21, 2026	51-200	220 contacts →
	Exact match “SKDK provides strategic advice, public relations, crisis communications, advertising, direct mail, and research to national and international companies, advocacy organizations…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	CDN Comunicação	Exact match	São Paulo, BrazilHQ recorded Sep 21, 2026	201-500	209 contacts →
	Exact match “Somos “The PR PowerHouse”, uma verdadeira potência em PR e todas as suas disciplinas.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	Agence Hopscotch	Exact match	Paris, FranceHQ recorded Sep 21, 2026	51-200	206 contacts →
	Exact match “En 2014, Hopscotch invente le « Reputation design », une nouvelle approche stratégique proposée à nos clients, une manière différente de penser, concevoir et fabriquer leur…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	SVM PR And Marketing	Exact match	Providence, RI, United StatesHQ recorded Sep 21, 2026	n/a	206 contacts →
	Exact match “Increasing visibility, relevance and value.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	Coyne PR	Exact match	Parsippany, NJ, United StatesHQ recorded Sep 21, 2026	51-200	195 contacts →
	Exact match “Every day is Independence Day at Coyne PR.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	Encender Comunicación S.A	Exact match	Ciudad Autónoma De Buenos Aires, ArgentinaHQ recorded Sep 21, 2026	51-200	195 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	The Romans	Exact match	London, United KingdomHQ recorded Sep 21, 2026	201-500	187 contacts →
	Exact match “We’re bored of boring PR.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	PR Professionals	Exact match	Gurgaon, IndiaHQ recorded Sep 21, 2026	201-500	186 contacts →
	Exact match “PR Professionals is an innovative PR Agency which understands the importance of relationship building, consumer needs and publicity.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Centro DE Medicina Nuclear DA Guanabara Ltda	Exact match	Rio De Janeiro, BrazilHQ recorded Sep 21, 2026	51-200	160 contacts →
	Exact match “Centro de Medicina” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Oliver Schrott Kommunikation OSK	Exact match	Köln, GermanyHQ recorded Sep 21, 2026	201-500	159 contacts →
	Exact match “Oliver Schrott Kommunikation, Germany’s fourth-largest owner-operated PR agency, develops and realizes successful communication programs that extend far beyond the scope of…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	Eureka&co	Exact match	Cuauhtémoc, MexicoHQ recorded Sep 21, 2026	51-200	154 contacts →
	Exact match “PR and marketing.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	ID	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 21, 2026	51-200	154 contacts →
	Exact match “Established in 1993, ID is the largest independently owned full-service communications agency in the U.S, with offices in Los Angeles and New York.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	Flint Group Of Agencies	Exact match	Fargo, ND, United StatesHQ recorded Sep 21, 2026	51-200	150 contacts →
	Exact match “Flint Group brings together strategic marketing, PR, and communications expertise across traditional and non-traditional channels.” 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 “B2B pr firms”. 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 8,507 B2B pr firms worldwide

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B2B pr firms worldwide at a glance

As of Sep 21, 2026

31.9%Verified-email coverage

7.4Average contacts per company

1-10Median size (employees)

3.3%Largest-city concentration · London

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

6,551

11-50

1,698

51-200

188

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 B2B pr firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “B2B pr firms” 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 20,041 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.

B2B pr firms by location

48 lists · largest first

Every B2B pr firms 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 “B2B pr firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many B2B pr firms are there worldwide?

RevenueBase identified 8,507 company matches for B2B pr firms 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 B2B pr firms?

The United States leads with 2,606 companies, followed by the United Kingdom (849) and India (322). Every B2B pr firms list by country and city is linked on this page.

Which city has the most B2B pr firms?

London leads with 279 company records, followed by New York (237) and Los Angeles (112).

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 20,041 professional contacts with verified work emails tracked across these 8,507 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.