Company lists · Data refreshed September 2026

Top 25 IT B2B pr agencies worldwide

RevenueBase identified 15,142 company matches for IT B2B pr agencies worldwide as of September 2026 and tracks 126,859 professional contacts across them, including 40,012 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for IT B2B pr 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 21, 2026. Country and city lists for IT B2B pr 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 21, 2026 How this list was built
15,142Companies
126,859Contacts tracked
40,012Verified emails
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The 25 largest IT B2B pr agencies worldwide

Ranked by team size
Top 25 of 15,142 company matches for IT B2B pr agencies 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchNew York, NY, United StatesHQ recorded Sep 21, 20261,001-5,0004,191 contacts →

Exact match

“Weber Shandwick is the earned-first global communications agency.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchMumbai, IndiaHQ recorded Sep 21, 20261,001-5,0001,920 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
3Exact matchNew York, NY, United StatesHQ recorded Sep 21, 2026501-1,000887 contacts →

Exact match

“Zeno Group is the fiercely independent and global, integrated communications agency, born from PR.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchNew York, NY, United StatesHQ recorded Sep 21, 20261,001-5,000815 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 21, 2026 · View company records in RevenueBase
5Exact matchMohan Cooperative Industrial, United Arab EmiratesHQ recorded Sep 21, 2026201-500638 contacts →

Exact match

“We’re a 28 years old B2B marketing agency.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchMadrid, SpainHQ recorded Sep 21, 2026501-1,000623 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchIrving, TX, United StatesHQ recorded Sep 21, 2026501-1,000616 contacts →

Exact match

“Multiview is a B2B digital marketing agency helping associations and businesses reach, engage and grow their most valued relationships.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchNew York, NY, United StatesHQ recorded Sep 21, 2026201-500543 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
9Exact matchLondon, United StatesHQ recorded Sep 21, 2026201-500495 contacts →

Exact match

“We get it.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchNew Delhi, IndiaHQ recorded Sep 21, 2026201-500457 contacts →

Exact match

“About Avian We.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 21, 202651-200449 contacts →

Exact match

“Purple is independent in philosophy, attitude and operation –offering a boutique in-house approach, the strategic requirements of each client are individually tailored from the…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchNew York, NY, United StatesHQ recorded Sep 21, 20261,001-5,000449 contacts →

Exact match

“BCW is the global communications agency built to move people.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchSao Paulo, BrazilHQ recorded Sep 21, 2026201-500441 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 21, 2026 · View company records in RevenueBase
14Exact matchSan Jose, CA, United StatesHQ recorded Sep 21, 2026201-500441 contacts →

Exact match

“Defining communications broadly to include digital, content marketing, thought leadership as well as traditional PR, The Hoffman Agency knows how to differentiate brands and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchKyiv, UkraineHQ recorded Sep 21, 2026n/a414 contacts →

Exact match

“СFC Big Ideas is a communications agency specializing in international projects, government relations & PR.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchNew York, NY, United StatesHQ recorded Sep 21, 2026201-500397 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
17Exact matchNew York, NY, United StatesHQ recorded Sep 21, 202651-200381 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
18Exact matchEast Sussex, United KingdomHQ recorded Sep 21, 2026n/a367 contacts →

Exact match

“HSL is a hard-working and creative PR and marketing communications agency.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchNew York, NY, United StatesHQ recorded Sep 21, 2026201-500349 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
20Exact matchGurgaon, IndiaHQ recorded Sep 21, 202651-200306 contacts →

Exact match

“PR Pundit Havas Red, part of the Havas Group (one of the world’s largest advertising and communication networks), is an award-winning integrated communications consultancy with a…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchNew York, NY, United StatesHQ recorded Sep 21, 2026201-500302 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
22Exact matchSyracuse, NY, United StatesHQ recorded Sep 21, 202651-200297 contacts →

Exact match

“Mower is an independent, women-led and employee-owned marketing, advertising and public relations agency with over 50 years of experience helping brands connect with their…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchWorthington, OH, United StatesHQ recorded Sep 21, 2026n/a290 contacts →

Exact match

“An integrated B2B agency of strategists and execution specialists, Marketing Works is outcomes driven, strategy focused and values-based.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchSão Paulo E Rio De Janeiro, BrazilHQ recorded Sep 21, 2026201-500282 contacts →

Exact match

“Set up in 1996, Approach is directed by three partners with experience and credibility in the communication market.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchWoodland Hills, CA, United StatesHQ recorded Sep 21, 202651-200278 contacts →

Exact match

“1105 Media, Inc, is a leading business-to-business (B2B) services provider whose sole mission is to help our customers grow their business.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 15,142 IT B2B pr agencies worldwide

See the full list, filter by size, metro and specialty, and access 40,012 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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IT B2B pr agencies worldwide at a glance

As of Sep 21, 2026
31.5%Verified-email coverage
8.4Average contacts per company
1-10Median size (employees)
3.5%Largest-city concentration · London
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
10,773
11-50
3,729
51-200
470
201-500
82
501-1,000
25
1,001-5,000
12
5,001-10,000
4
10001+
6

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 IT B2B pr agencies are linked below.
What qualifies
Company records worldwide whose business descriptions match “IT B2B pr 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 40,012 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.

IT B2B pr agencies by location

90 lists · largest first

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

How many IT B2B pr agencies are there worldwide?

RevenueBase identified 15,142 company matches for IT B2B pr 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?

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

Which country has the most IT B2B pr agencies?

The United States leads with 3,857 companies, followed by the United Kingdom (1,539) and Germany (725). Every IT B2B pr agencies list by country and city is linked on this page.

Which city has the most IT B2B pr agencies?

London leads with 536 company records, followed by New York (353) and Sao Paulo (230).

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 40,012 professional contacts with verified work emails tracked across these 15,142 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.