Company lists · Data refreshed November 2026

Top 25 Communication training firms worldwide

Name: Communication training firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 12,368 companies tracked

RevenueBase identified 12,368 company matches for communication training firms worldwide as of November 2026 and tracks 72,533 professional contacts across them, including 8,081 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for communication training 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 November 6, 2026. Country and city lists for communication training 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 Nov 6, 2026 How this list was built

12,368Companies

72,533Contacts tracked

8,081Verified emails

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The 25 largest communication training firms worldwide

Ranked by team size

Top 25 of 12,368 company matches for communication training firms worldwide, 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	Idol Image Consulting	Exact match	Kula, HI, TürkiyeHQ recorded Nov 6, 2026	n/a	12,972 contacts →
	Exact match “IDOL Image Consulting has developed strategies to help individuals, groups or corporate organizations face today’s challenges and fierce competition.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Dale Carnegie Training	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,752 contacts →
	Exact match “Dale Carnegie helps people from all walks of life become fearless, giving leaders the confidence they need to get the most out of life and work.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	SRM	Exact match	Hilversum, NetherlandsHQ recorded Nov 6, 2026	n/a	673 contacts →
	Exact match “SRM is hét opleidingsinstituut voor beginnende én ervaren professionals in de marketing, marketingcommunicatie, management en communicatie.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Vox2you Rede DE Escolas DE Oratória	Exact match	Ribeirão Preto, BrazilHQ recorded Nov 6, 2026	501-1,000	345 contacts →
	Exact match “Vox2You: Transformando Vidas Através da Comunicação Somos a maior rede de escolas de oratória da América Latina, comprometidos em capacitar indivíduos a comunicarem-se com…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	OWN The Room	Exact match	Montclair, NJ, United StatesHQ recorded Nov 6, 2026	51-200	309 contacts →
	Exact match “Own The Room® is the flagship communication training product line from LifeHikes.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Tinkle	Exact match	Madrid, SpainHQ recorded Nov 6, 2026	201-500	241 contacts →
	Exact match “Expertos en comunicación cualitativa supra-especializada en corporativo, financiero, de marca, de reputación, de situaciones especiales, de ESG y workplace culture.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	LPM Comunicação	Exact match	Lisbon, PortugalHQ recorded Nov 6, 2026	51-200	240 contacts →
	Exact match “LPM is the leading Communication and Public Relations consultancy in Portugal.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Stratcomm, INC	Exact match	Framingham, MA, United StatesHQ recorded Nov 6, 2026	51-200	233 contacts →
	Exact match “People always ask, what does strategic communications mean?” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Grupo IOE	Exact match	Murcia, SpainHQ recorded Nov 6, 2026	51-200	220 contacts →
	Exact match “Consultora Integral de Formación, GRUPO IOE es un compacto conjunto de empresas que estudian, diseñan, organizan y ejecutan acciones de formación para trabajadores en activo de…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	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
11	PT Lister Teknologi Edukasi	Exact match	Jakarta, IndonesiaHQ recorded Nov 6, 2026	201-500	158 contacts →
	Exact match “Lister provides language training tailored to meet business requirements, offering job-focused programs to enhance productivity, promote teamwork, and help individuals reach their…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Duarte, INC	Exact match	Mountain View, CA, United StatesHQ recorded Nov 6, 2026	51-200	157 contacts →
	Exact match “Communicate with impact because every idea matters.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Prain Global	Exact match	Seoul, South KoreaHQ recorded Nov 6, 2026	201-500	151 contacts →
	Exact match “Prain Global Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Pilgrims Teacher Training	Exact match	Segovia, SpainHQ recorded Nov 6, 2026	11-50	142 contacts →
	Exact match “Why we do what we do: We love inspiring people to communicate freely and clearly so that they can inspire and influence others.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Sandler TEM Associates, INC	Exact match	West Hartford, NY, United StatesHQ recorded Nov 6, 2026	n/a	131 contacts →
	Exact match “Sandler \| TEM Associates provides services designed to increase ability, confidence and effectiveness in dealing and communicating with other people.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Dialogika	Exact match	Kabupaten Sleman, IndonesiaHQ recorded Nov 6, 2026	n/a	128 contacts →
	Exact match “Banyak mahasiswa dan fresh graduate sebenarnya punya ide yang bagus, tapi kesulitan menyampaikannya dengan jelas dan percaya diri baik saat presentasi, diskusi kelas, maupun…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Ariel Group	Exact match	Waltham, United StatesHQ recorded Nov 6, 2026	51-200	127 contacts →
	Exact match “At Ariel, we help develop authentic leaders through leadership development programs, communication training, executive coaching, and executive mentorship.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Hallvarsson & Halvarsson	Exact match	Stockholm, SwedenHQ recorded Nov 6, 2026	51-200	111 contacts →
	Exact match “Hallvarsson & Halvarsson offers Sweden’s largest combined expertise in trust building corporate communications.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Soap Apresentações, Educação Corporativa E Eventos	Exact match	São Paulo, BrazilHQ recorded Nov 6, 2026	51-200	103 contacts →
	Exact match “Acrônimo de “State of The Art Presentations“, a SOAP é uma empresa especialista em comunicação para momentos decisivos.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Rada Business	Exact match	London, United KingdomHQ recorded Nov 6, 2026	11-50	100 contacts →
	Exact match “RADA Business supports people at work become brilliant communicators.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Enterprise Canada	Exact match	Toronto, ON, CanadaHQ recorded Nov 6, 2026	51-200	99 contacts →
	Exact match “Enterprise is a national strategic communications firm with offices in Toronto, Ottawa, Edmonton, Halifax and Niagara.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Image 7	Exact match	Paris, FranceHQ recorded Nov 6, 2026	51-200	92 contacts →
	Exact match “Image Sept a été créé en 1988 par Anne Méaux autour de personnalités d’univers différents (communication politique et d’entreprise, journalisme, finance…).” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Mktmix	Exact match	São Paulo, BrazilHQ recorded Nov 6, 2026	51-200	89 contacts →
	Exact match “Assessoria de Comunicação e Relações Públicas.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	BW Comunicación Interna SRL	Exact match	Buenos Aires, ArgentinaHQ recorded Nov 6, 2026	51-200	88 contacts →
	Exact match “Somos especialistas en comunicación interna, y una de las agencias líderes y con mayor trayectoria del mercado argentino y latinoamericano.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Prhub Integrated Marketing Communications	Exact match	Bangalore, IndiaHQ recorded Nov 6, 2026	51-200	84 contacts →
	Exact match “Founded in 2001, PRHUB has morphed from its initial years as a PR firm to being a pioneer in the space offering customized communication solutions.” 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 “communication training 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 12,368 communication training firms worldwide

See the full list, filter by size, metro and specialty, and access 8,081 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Communication training firms worldwide at a glance

As of Nov 6, 2026

11.1%Verified-email coverage

5.9Average contacts per company

1-10Median size (employees)

2.9%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

10,835

11-50

1,252

51-200

164

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 communication training firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “communication training 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 8,081 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.

Communication training firms by location

68 lists · largest first

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

How many communication training firms are there worldwide?

RevenueBase identified 12,368 company matches for communication training firms worldwide 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?

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

Which country has the most communication training firms?

The United States leads with 2,107 companies, followed by France (798) and the United Kingdom (765). Every communication training firms list by country and city is linked on this page.

Which city has the most communication training firms?

London leads with 357 company records, followed by Paris (213) and Sao Paulo (185).

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 8,081 professional contacts with verified work emails tracked across these 12,368 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.