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Company · Consumer

SigmaOS

SigmaOS was founded in 2021 in San Francisco, USA by Ali Attar, Mahyad Ghassemi and Saurav Mitra. It is a Consumer company.

The new home for your internet 🏡

Private Y Combinator · Summer 2021 Founded 2021 San Francisco USA Consumer
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SigmaOS founders & co-founders

3
A
Ali Attar
Founder, CPO
 M
Mahyad Ghassemi
Founder / CEO
 S
Saurav Mitra
Founder

What happened to SigmaOS’s founders and alumni

3 companies All ex-SigmaOS founders →

People who worked at or founded SigmaOS and went on to start their own companies.

Lineage of SigmaOSSigmaOSSigmaOSAli AttarAli AttarLightberryLightberryMahyad GhassemiMahyad GhassemiOkibiOkibiSaurav MitraSaurav MitraOkibiOkibi
The SigmaOS lineage graph — click any node to keep exploring.
A 1 founded
Lightberry 2025
M 1 founded
Okibi 2025
S 1 founded
Okibi 2025

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