Company lists · Data refreshed November 2026

Top 22 Internal communications specialists based in Washington, United States

Name: Internal communications specialists based in Washington, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 171 companies tracked

RevenueBase identified 171 company matches for internal communications specialists associated with Washington, United States as of November 2026 and tracks 1,158 professional contacts across them, including 450 with verified work emails. Across the United States, New York is the largest hub for this category (399 companies); Washington follows with 171.

This list covers company matches for internal communications specialists associated with Washington, 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

171Companies

1,158Contacts tracked

450Verified emails

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The 22 largest internal communications specialists based in Washington, United States

Ranked by team size

Top 22 of 171 company matches for internal communications specialists based in Washington, 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	TSD Communications, INC	Exact match	Washington, United StatesHQ recorded Nov 6, 2026	51-200	174 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	LSG	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	51-200	101 contacts →
	Exact match “We work with corporations, trade associations, and nonprofits to change hearts and minds, move public opinion, and help brands connect to the public conscience in a rapidly…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Whiteboard Advisors	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	11-50	70 contacts →
	Exact match “Whiteboard Advisors is a unique strategic consulting and communications firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Stratacomm	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	51-200	66 contacts →
	Exact match “Stratacomm is an independently owned marketing communications agency with national reach, turning insights into powerful communications.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Ward Circle Strategies	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	51-200	52 contacts →
	Exact match “Ward Circle Strategies, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Adfero	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	11-50	51 contacts →
	Exact match “Adfero is a communications agency with an entrepreneurial mindset.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Collaborative Communications Group	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	11-50	28 contacts →
	Exact match “Collaborative Communications is a national communications consultancy dedicated to efforts that help build a more educated, engaged, and equal society, where every child and young…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Susan Davis International	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	11-50	28 contacts →
	Exact match “For more than 40 years we’ve been helping clients solve problems, solidify reputations, create new programs, deal with crisis, communicate with key audiences and achieve…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Greenbrier, A TMG Company	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	11-50	24 contacts →
	Exact match “Greenbrier consults some of the world's leading companies, organizations, and individuals.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Hattaway Communications	Exact match	Washington, United StatesHQ recorded Nov 6, 2026	11-50	18 contacts →
	Exact match “Hattaway Communications, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Isom Global Strategies	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	11-50	18 contacts →
	Exact match “We deliver high-impact, KPI-driven campaigns for enterprise, federal, and nonprofit clients across traditional and digital channels.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Velocity Partners	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	11-50	14 contacts →
	Exact match “In a world of infinite content, the bottleneck isn't your ideas, it's getting the right story in front of the right people at exactly the right moment.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Ragan Communications INC	Exact match	Washington, IL, United StatesHQ recorded Nov 6, 2026	1-10	11 contacts →
	Exact match “Ragan Communications is the leading resource and publisher of information about corporate communications, internal communication and employee communications.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	The Walker Marchant Group	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	1-10	10 contacts →
	Exact match “The Walker Marchant Group (WMG) is a strategic advisory firm specializing in corporate communications, media planning and advertising, issues management, reputation and crisis…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Amplify	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	11-50	9 contacts →
	Exact match “Amplify is a strategic public relations and communications firm helping elected leaders, government offices, and organizations connect meaningfully with their audience.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Hellerman Communications	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	11-50	7 contacts →
	Exact match “Founded in 2001 by John Hellerman (named Agency Executive of the Year by PR News), Hellerman Communications is an award-winning corporate communications agency positioning…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Frontwood Strategies	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	1-10	7 contacts →
	Exact match “Smart Strategy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	The Lakpr Group	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	1-10	6 contacts →
	Exact match “With extensive experience in leadership/organizational communications strategy and implementation, crisis communications, and media relations, The LAKPR Group and its team of…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	The Lafayette Company	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	1-10	6 contacts →
	Exact match “The Lafayette Company delivers comprehensive communication solutions for when it matters most.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	PICXM	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	11-50	6 contacts →
	Exact match “PICXM /pik-sum/ is a global strategic communications firm dedicated to empowering businesses and organizations to elevate, grow, and protect their brands and reputations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	OAK Hill Strategies	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	1-10	6 contacts →
	Exact match “Oak Hill Strategies is a full-service communications consultancy that leverages high-impact public relations, marketing, multi-media and graphic design.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Upshift Strategies	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	1-10	5 contacts →
	Exact match “We founded UpShift Strategies to help organizations develop messages and strategies that break through, make an impact and create change.” 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 “internal communications specialists”. 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 22 of 171 internal communications specialists based in Washington, United States

See the full list, filter by size, metro and specialty, and access 450 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Internal communications specialists based in Washington, United States at a glance

As of Nov 6, 2026

38.9%Verified-email coverage

6.8Average contacts per company

1-10Median size (employees)

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

128

11-50

51-200

Email recency for this list is measured across the whole United States list rather than for Washington, so it is reported there. Company counts and contact totals on this page are exact for Washington, over 171 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 Washington, United States whose business descriptions match “internal communications specialists” 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 450 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.

Internal communications specialists by metro in the United States

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

How many internal communications specialists are there based in Washington, United States?

RevenueBase identified 171 company matches for internal communications specialists associated with Washington, 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?

TSD Communications, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most internal communications specialists?

New York leads the United States with 399 company records, followed by Washington (171) and Chicago (158).

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 450 professional contacts with verified work emails tracked across these 171 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.