Company lists · Data refreshed November 2026

Top 25 Customer service training firms worldwide

RevenueBase identified 5,065 company matches for customer service training firms worldwide as of November 2026 and tracks 28,646 professional contacts across them, including 3,648 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for customer service 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 customer service 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
5,065Companies
28,646Contacts tracked
3,648Verified emails
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The 25 largest customer service training firms worldwide

Ranked by team size
Top 25 of 5,065 company matches for customer service 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchNew York, NY, United StatesHQ recorded Nov 6, 20261,001-5,0001,752 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
2Exact matchSão Caetano Do Sul, BrazilHQ recorded Nov 6, 20265,001-10,000507 contacts →

Exact match

“Em qualquer lugar do mundo, a MSXI está bem mais perto do que você imagina.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchChicago, IL, United StatesHQ recorded Nov 6, 2026501-1,000409 contacts →

Exact match

“Miller Heiman Group is now part of Korn Ferry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMontclair, NJ, United StatesHQ recorded Nov 6, 202651-200309 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
5Exact matchIrving, TX, United StatesHQ recorded Nov 6, 202651-200132 contacts →

Exact match

“Alphalete Marketing is the ultimate marketing team headquartered in Dallas, Texas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202651-200108 contacts →

Exact match

“Fortune 500 business leaders select Pathstream to energize and equip each frontline team member to excel.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchNew Delhi, IndiaHQ recorded Nov 6, 2026201-500107 contacts →

Exact match

“World class skilling now has a name – Max SkillFirst.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchIndonesiaHQ recorded Nov 6, 202651-200106 contacts →

Exact match

“M-KNOWS CONSULTING sejak tahun 2003, melalui cabang Jakarta dan Surabaya, M-Knows Consulting telah sukses melayani beragam perusahaan dengan kualitas kerja yang memuaskan, sesuai…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchNashville, TN, United StatesHQ recorded Nov 6, 202651-200101 contacts →

Exact match

“We are sales performance experts who equip teams to rise up and lead by building trusted customer relationships with integrity at their core.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchTel Aviv, IsraelHQ recorded Nov 6, 202611-5090 contacts →

Exact match

“We developed a turn-key training solution for every challenge, on every scale.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMocksville, NM, United StatesHQ recorded Nov 6, 202651-20089 contacts →

Exact match

“Capability Statement Seventh Dimension provides focused customer support in two core competencies Training & Support Services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchRosmalen, NetherlandsHQ recorded Nov 6, 2026n/a87 contacts →

Exact match

“Mijn bedrijf heet Contact in retail & horeca, omdat ik erin geloof dat je met Contact het verschil maakt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchCape Town, South AfricaHQ recorded Nov 6, 202651-20081 contacts →

Exact match

“Omni HR Consulting provides business and people development solutions through Training and Consulting services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchNanterre, FranceHQ recorded Nov 6, 2026201-50079 contacts →

Exact match

“La Formation Continue a été historiquement le 1er pôle d’excellence développé au sein du Groupe IGS.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSt. Paul, MN, United StatesHQ recorded Nov 6, 202651-20070 contacts →

Exact match

“STAR Services is a unique company designed to meet the changing needs in the human services field.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAlphen Aan Den Rijn, NetherlandsHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“Talentontwikkeling betekent bij ons meer dan het trainen van vaardigheden en het bijspijkeren van kennis.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchNorman, OK, United StatesHQ recorded Nov 6, 2026n/a64 contacts →

Exact match

“Coaching professionals to increase sales and maximize profits in today’s market.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBoulogne Billancourt, FranceHQ recorded Nov 6, 2026n/a63 contacts →

Exact match

“Leader français* de l'accompagnement et du perfectionnement en communication pour les dirigeants, cadres et managers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSaint-etienne, FranceHQ recorded Nov 6, 202611-5062 contacts →

Exact match

“Pro-Fyl Centre de Contacts Nous vous accompagnons dans votre prospection via des actions ciblées et adaptées à votre activité - Prise de RDV qualifiés - Fidélisation -…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSouth Jordan, UT, United StatesHQ recorded Nov 6, 202611-5060 contacts →

Exact match

“We coach your customer service representatives and team leaders through one-on-one virtual calls.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHengelo, NetherlandsHQ recorded Nov 6, 202611-5060 contacts →

Exact match

“Het zijn je medewerkers die je organisatie succesvol maken.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchFreeport, IL, United StatesHQ recorded Nov 6, 202651-20060 contacts →

Exact match

“Nationwide Inbound has been serving clients of all sizes since 1997.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSt-étienne, FranceHQ recorded Nov 6, 202611-5059 contacts →

Exact match

“Notre idée a été de se spécialiser en 2014 sur le domaine clé qui nous a animé en tant qu’opérationnels : la formation de nos équipes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMiami, United StatesHQ recorded Nov 6, 202651-20058 contacts →

Exact match

“We provide focused business training and consulting services for wide and diverse range of customers in private and public sectors, providing our clients reliable services…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSan Fernando De Henares, SpainHQ recorded Nov 6, 202611-5055 contacts →

Exact match

“Empresa de Consultoría de Formación y Desarrollo.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 5,065 customer service training firms worldwide

See the full list, filter by size, metro and specialty, and access 3,648 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Customer service training firms worldwide at a glance

As of Nov 6, 2026
12.7%Verified-email coverage
5.7Average contacts per company
1-10Median size (employees)
1.8%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
3,906
11-50
905
51-200
166
201-500
35
501-1,000
14
1,001-5,000
8
5,001-10,000
1
10001+
3

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 customer service training firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “customer service 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 3,648 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.

Customer service training firms by location

21 lists · largest first

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

How many customer service training firms are there worldwide?

RevenueBase identified 5,065 company matches for customer service 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?

Dale Carnegie Training tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most customer service training firms?

The United States leads with 750 companies, followed by France (352) and Brazil (317). Every customer service training firms list by country and city is linked on this page.

Which city has the most customer service training firms?

Sao Paulo leads with 92 company records, followed by Paris (64) and London (57).

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 3,648 professional contacts with verified work emails tracked across these 5,065 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.