United States · 
Who invested in Touchstone Semiconductor?
Touchstone Semiconductor's investors include Khosla Ventures and Opus Capital Group LLC.
United States · Series A startup
Who invested in Touchstone Semiconductor
One round we have observed, with the 2 investors 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.
Funding summaryUpdated 26 Oct 2026
$12Mraised across 1 round since 2011, from 1 source
- Latest round
- Series A, $12MJun 2011
- Investors
- 2
The rounds
- Jun 2011
The exit
ExitBuyerPriceWhen
AcquiredSilicon Laboratories$1.5MMar 2014
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Everyone who backed them
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Quick answers about Touchstone Semiconductor
How much has Touchstone Semiconductor raised?
Touchstone Semiconductor has raised $12M across 1 round since 2011.
When did Touchstone Semiconductor last raise?
Touchstone Semiconductor's most recent round was a Series A of $12M in Jun 2011.
What was Touchstone Semiconductor's biggest round?
Its most recent round, $12M in Jun 2011, is also its largest on record.
Who backed Touchstone Semiconductor first?
Touchstone Semiconductor's first round on record, in Jun 2011, was backed by Khosla Ventures and Opus Capital Group LLC.
What stage is Touchstone Semiconductor at?
Touchstone Semiconductor's latest named round is a Series A, in Jun 2011.
Where is Touchstone Semiconductor based?
Touchstone Semiconductor is based in the United States.
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