Company lists · Data refreshed November 2026

Top 25 Teacher professional development companies worldwide

Name: Teacher professional development companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 5,299 companies tracked

RevenueBase identified 5,299 company matches for teacher professional development companies worldwide as of November 2026 and tracks 64,766 professional contacts across them, including 9,206 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for teacher professional development companies 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 teacher professional development companies 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

5,299Companies

64,766Contacts tracked

9,206Verified emails

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The 25 largest teacher professional development companies worldwide

Ranked by team size

Top 25 of 5,299 company matches for teacher professional development companies 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	TSC	Exact match	Nairobi, KenyaHQ recorded Nov 6, 2026	10001+	7,036 contacts →
	Exact match “Vision To be a transformative teaching service for quality education.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Education Connection	Exact match	Litchfield, CT, United StatesHQ recorded Nov 6, 2026	n/a	1,903 contacts →
	Exact match “Develops professional development activities for educators; leads strategic planning initiatives; supports innovative teaching and learning projects (including eLearning…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Teaching Matters	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	n/a	1,897 contacts →
	Exact match “A teacher development non-profit committed to increasing teacher effectiveness to prepare urban students with critical-thinking and college readiness skills.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	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
5	CPS Onderwijsontwikkeling EN Advies	Exact match	Amersfoort, NetherlandsHQ recorded Nov 6, 2026	n/a	1,705 contacts →
	Exact match “CPS is specialist in schoolontwikkeling en professionalisering.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Shanghai American School	Exact match	Shanghai, ChinaHQ recorded Nov 6, 2026	501-1,000	683 contacts →
	Exact match “Welcome to a collaborative teaching community of lifelong learners.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Broome-Tioga Boces	Exact match	Binghamton, United StatesHQ recorded Nov 6, 2026	1,001-5,000	632 contacts →
	Exact match “Occupational and Vocational Education” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Lift Schools	Exact match	London, United KingdomHQ recorded Nov 6, 2026	5,001-10,000	548 contacts →
	Exact match “Lift Schools believes an excellent education is an entitlement for every child, and we do everything in our power to ensure that our schools are making that a reality for every…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Solution Tree	Exact match	Bloomington, IN, United StatesHQ recorded Nov 6, 2026	51-200	538 contacts →
	Exact match “Solution Tree delivers comprehensive professional development to schools and districts around the world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Best Practice Network	Exact match	Baldwin Street, United KingdomHQ recorded Nov 6, 2026	201-500	496 contacts →
	Exact match “Best Practice Network has a track record of delivering outstanding school improvement and professional development services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Ambition Institute	Exact match	London, United KingdomHQ recorded Nov 6, 2026	201-500	403 contacts →
	Exact match “A great teacher changes the future every day.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Actividades Formativas Activa	Exact match	Zaragoza, SpainHQ recorded Nov 6, 2026	1,001-5,000	368 contacts →
	Exact match “Somos una empresa de implantación nacional, con más de 30 años de experiencia en el ámbito de los servicios educativos, dedicada a la organización y desarrollo de actividades que…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Empowering Learning LTD	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	349 contacts →
	Exact match “Founded in 2003, Empowering Learning is a unique teacher training and recruitment consultancy operating across the UK and internationally.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Australian Institute Of Management	Exact match	Sydney, AustraliaHQ recorded Nov 6, 2026	201-500	336 contacts →
	Exact match “For 80 years, AIM has been at the forefront of learning and development solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	NEW Teacher Center	Exact match	Santa Cruz, CA, United StatesHQ recorded Nov 6, 2026	51-200	328 contacts →
	Exact match “NTC builds a resilient, modern educator workforce with enriching professional learning that inspires teachers to stay, grow, and lead.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	The Really Great Teacher Company	Exact match	Sheung Wan, Hong KongHQ recorded Nov 6, 2026	501-1,000	321 contacts →
	Exact match “Running an education business at scale means teacher quality, reliability, and retention are your biggest operational challenges.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	National Institute Of Teaching	Exact match	United StatesHQ recorded Nov 6, 2026	51-200	280 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Teacher Training College	Exact match	United StatesHQ recorded Nov 6, 2026	201-500	269 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	APTUS	Exact match	Providencia, ChileHQ recorded Nov 6, 2026	51-200	242 contacts →
	Exact match “Aptus es una corporación sin fines de lucro cuya misión es colaborar en la mejora de la educación en colegios vulnerables de Chile, mediante la transferencia de herramientas y…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Heinemann	Exact match	Portsmouth, NH, United StatesHQ recorded Nov 6, 2026	51-200	228 contacts →
	Exact match “Heinemann delivers world-class educational resources, including curriculum, books, media, and learning tools to enhance teacher practice and advance student outcomes.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Força Máxima Educação	Exact match	Rio De Janeiro, BrazilHQ recorded Nov 6, 2026	201-500	225 contacts →
	Exact match “O Força Máxima Educação é um ecossistema completo de soluções educacionais que integra escolas, sistema de ensino e soluções educacionais, formação de professores e serviços…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Matthew Goniwe School Of Leadership & Governance	Exact match	South AfricaHQ recorded Nov 6, 2026	201-500	204 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Teach Away	Exact match	Toronto, ON, CanadaHQ recorded Nov 6, 2026	n/a	195 contacts →
	Exact match “Teach Away is the worldwide leader in international teacher recruitment and professional development.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Leading Educators	Exact match	Chicago, IL, United StatesHQ recorded Nov 6, 2026	51-200	191 contacts →
	Exact match “You want every student to be ready for tomorrow, and the stakes have never felt higher.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Math Solutions	Exact match	Sausalito, CA, United StatesHQ recorded Nov 6, 2026	51-200	187 contacts →
	Exact match “Founded in 1984 by Marilyn Burns, a leader in teacher advocacy and one of today’s preeminent math educators, Math Solutions is the foremost authority on transforming K-8 math…” 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 “teacher professional development companies”. 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 5,299 teacher professional development companies worldwide

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Teacher professional development companies worldwide at a glance

As of Nov 6, 2026

14.2%Verified-email coverage

12.2Average contacts per company

1-10Median size (employees)

1.6%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

3,553

11-50

1,246

51-200

320

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 teacher professional development companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “teacher professional development companies” 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 9,206 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.

Teacher professional development companies by location

29 lists · largest first

Every Teacher professional development companies 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 “teacher professional development companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many teacher professional development companies are there worldwide?

RevenueBase identified 5,299 company matches for teacher professional development companies 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?

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

Which country has the most teacher professional development companies?

The United States leads with 997 companies, followed by the United Kingdom (394) and Brazil (305). Every teacher professional development companies list by country and city is linked on this page.

Which city has the most teacher professional development companies?

London leads with 83 company records, followed by Sao Paulo (65) and Paris (50).

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 9,206 professional contacts with verified work emails tracked across these 5,299 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.