COMPANYHISTORIES
SIC 8299

Schools & Educational Services, Not Elsewhere Classified

How the companies in this industry began, and the forces that shaped them.

3companies1936–1991founding years3still active0no longer operating
§ 01

The industry over time

Companies foundedEconomyTechnologyEnvironmentHistory
FoundedConsumers Union
1936
1939
EconomyWorld War II begins; wartime production surges.
1945
EconomyThe war ends; a long global expansion begins.
1947
TechnologyThe transistor is invented.
1958
TechnologyThe integrated circuit is demonstrated.
1962
EnvironmentSilent Spring launches the modern environmental movement.
FoundedLearning Tree International Inc.
1974
1975
TechnologyThe personal-computer era begins.
1981
TechnologyThe IBM PC launches and sets a standard.
1984
TechnologyApple ships the Macintosh; the GUI era begins.
1989
HistoryThe Berlin Wall falls; global markets open up.
FoundedYouth Services International, Inc.
1991
TechnologyThe World Wide Web is released to the public.
1993
TechnologyThe Mosaic browser brings the web to everyone.
1995
TechnologyWindows 95 launches; the internet goes mainstream.
1997
EnvironmentThe Kyoto Protocol sets the first climate targets.
2004
TechnologySocial media and Web 2.0 take hold.
2007
TechnologyThe iPhone launches the smartphone era.
2010
TechnologyCloud computing goes mainstream for business.
2015
EnvironmentThe Paris Agreement sets global climate targets.
2020
EconomyThe COVID-19 pandemic upends the global economy.
2022
EconomyInflation spikes; central banks raise rates sharply.
2023
TechnologyGenerative AI reaches mainstream business use.
§ 02

The companies

Consumers Union →
Active · founded 1936
Consumers Union is the nonprofit organization that publishes the monthly magazine Consumer Reports, dedicated to…
Learning Tree International Inc. →
Active · founded 1974
The brisk advancements in information technology have many corporations worldwide scrambling to catch up with…
Youth Services International, Inc. →
Active · founded 1991
Youth Services International, Inc.
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