Company lists · Data refreshed November 2026

Top 25 B2B communications agencies based in the United States

Name: B2B communications agencies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 12,377 companies tracked

RevenueBase identified 12,377 company matches for B2B communications agencies associated with the United States as of November 2026 and tracks 134,501 professional contacts across them, including 46,444 with verified work emails. New York is the largest hub.

This list covers company matches for B2B communications agencies associated with the United States, 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.

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

12,377Companies

134,501Contacts tracked

46,444Verified emails

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The 25 largest B2B communications agencies based in the United States

Ranked by team size

Top 25 of 12,377 company matches for B2B communications agencies based in the United States, 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	Weber Shandwick	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	4,318 contacts →
	Exact match “Weber Shandwick is the earned-first global communications agency.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Burson	Exact match	New York, United StatesHQ recorded Nov 6, 2026	5,001-10,000	3,870 contacts →
	Exact match “Burson is the global leader in communications, purpose-built to create value for our clients through reputation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Mccann Worldgroup	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	10001+	2,664 contacts →
	Exact match “McCann Worldgroup, part of the Interpublic Group (NYSE: IPG), is the irrefutable leader in the business of creativity.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	TBC	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	n/a	1,328 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 · Nov 6, 2026 · View company records in RevenueBase
6	Nike Communications, INC	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	n/a	960 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 · Nov 6, 2026 · View company records in RevenueBase
7	Ruder Finn	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	942 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 · Nov 6, 2026 · View company records in RevenueBase
8	Finn Partners	Exact match	New York, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	939 contacts →
	Exact match “1300+ People.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Zeno Group	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	501-1,000	930 contacts →
	Exact match “Zeno Group is the fiercely independent and global, integrated communications agency, born from PR.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Porter Novelli	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	501-1,000	784 contacts →
	Exact match “Porter Novelli is the strategic communications company, fueled by innovation, empowering clients to do business better in an ever-changing world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	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
12	Anteriad	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	501-1,000	757 contacts →
	Exact match “Data Driven.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Spectrum Science	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	201-500	633 contacts →
	Exact match “Brace your brand.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Everywhere Agency	Exact match	Atlanta, GA, United StatesHQ recorded Nov 6, 2026	n/a	551 contacts →
	Exact match “Everywhere Agency is now a part of MWWPR.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Iresearch Services	Exact match	New York, United StatesHQ recorded Nov 6, 2026	201-500	511 contacts →
	Exact match “We get it.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Hunter	Exact match	New York, CA, United StatesHQ recorded Nov 6, 2026	201-500	504 contacts →
	Exact match “HUNTER is an award-winning, integrated marketing communications firm with offices in New York, Los Angeles, Chicago, and London and partnerships that extend our reach globally.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	22squared	Exact match	Atlanta, FL, United StatesHQ recorded Nov 6, 2026	201-500	446 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 · Nov 6, 2026 · View company records in RevenueBase
18	BCW Global	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	444 contacts →
	Exact match “BCW is the global communications agency built to move people.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	5wpr	Exact match	New York, FL, United StatesHQ recorded Nov 6, 2026	201-500	401 contacts →
	Exact match “5W is one of the largest independently owned PR and digital marketing agencies in the US.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	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
21	Campbell Ewald	Exact match	Detroit, MI, United StatesHQ recorded Nov 6, 2026	501-1,000	369 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 · Nov 6, 2026 · View company records in RevenueBase
22	KWT Global	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	51-200	363 contacts →
	Exact match “KWT Global and HUNTER have joined forces to create a new marketing and communications powerhouse under the HUNTER banner.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Marketbridge	Exact match	Bethesda, MD, United StatesHQ recorded Nov 6, 2026	201-500	360 contacts →
	Exact match “Marketbridge partners with B2B leaders to create unified Go-to-Market® systems by connecting strategy, AI, creativity, activation and measurement.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Nail Communications	Exact match	Providence, RI, United StatesHQ recorded Nov 6, 2026	n/a	348 contacts →
	Exact match “Nail Where every brand finds its fascinating.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Factory PR	Exact match	New York, CA, United StatesHQ recorded Nov 6, 2026	n/a	320 contacts →
	Exact match “Factory PR is a leading communications agency that uniquely intersects style and technology.” 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 “B2B communications 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 12,377 B2B communications agencies based in the United States

See the full list, filter by size, metro and specialty, and access 46,444 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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B2B communications agencies based in the United States at a glance

As of Nov 6, 2026

34.5%Verified-email coverage

10.9Average contacts per company

1-10Median size (employees)

8.8%Largest-city concentration · New York

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

9,161

11-50

2,697

51-200

384

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 12,377 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 the United States whose business descriptions match “B2B communications 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. 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 46,444 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.

B2B communications agencies by metro

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

How many B2B communications agencies are there based in the United States?

RevenueBase identified 12,377 company matches for B2B communications agencies associated with the United States 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 city has the most B2B communications agencies?

New York leads with 1083 company records, followed by Los Angeles (444) and Chicago (342).

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 46,444 professional contacts with verified work emails tracked across these 12,377 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.