Private company
PlanetAll
Defunct social networking site
PlanetAll was a social networking, calendaring, and address book site launched in November 1996. It was founded by a group of Harvard Business School and MIT graduates including Warren Adams and Brian Robertson.2 Wikipedia text CC BY-SA 4.0
Last updated Oct 21, 2026.
Overview
1996Founded1
- IndustryInternet1
- HeadquartersCambridge1
- Websitewww.planetall.com
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PlanetAll was a social networking, calendaring, and address book site launched in November 1996. It was founded by a group of Harvard Business School and MIT graduates including Warren Adams and Brian Robertson.2
Products and brands
- social networking service
Listed on Wikidata.1
Timeline
Links
- Websitewww.planetall.com1
- WikipediaPlanetAll
- WikidataQ7201040
Sources
The numbers on this page point here. Each one links to the record it came from.
- 1WikidataPlanetAll on Wikidata
- 2WikipediaPlanetAll on Wikipedia