United States · 
Who invested in LibraryThing?
LibraryThing's investors include AbeBooks.
United States · Series A startup
Who invested in LibraryThing
One round we have observed, with the one investor named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
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Funding summaryUpdated 31 Oct 2026
Undisclosedraised across 1 round since 2006, from 1 source
- Latest round
- Series AMay 2006
- Investors
- 1
The rounds
- May 2006
Everyone who backed them
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Quick answers about LibraryThing
How much has LibraryThing raised?
LibraryThing has raised 1 round since 2006, none with a disclosed amount.
When did LibraryThing last raise?
LibraryThing's most recent round was a Series A in May 2006.
Who backed LibraryThing first?
LibraryThing's first round on record, in May 2006, was backed by AbeBooks.
What stage is LibraryThing at?
LibraryThing's latest named round is a Series A, in May 2006.
Where is LibraryThing based?
LibraryThing is based in the United States.
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