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Which companies are building hard tech in SoCal? visual
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Which companies are building hard tech in SoCal?

Show HN: Which companies are building hard tech in SoCal? SoCal Foundry, a free interactive map of hard tech startups building in Southern California. Why? Cause why not. It’s cool to see what people are building and where, and maybe this growing SoCal manufacturing region can be called the SoCal Foundry (or at least I can try) lol

Featured October 2, 2026Facts checked October 2, 2026Independently reviewed
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Which companies are building hard tech in SoCal? presents itself as Show HN: Which companies are building hard tech in SoCal? SoCal Foundry, a free interactive map of hard tech startups building in Southern California. Why? Cause why not. It’s cool to see what people are building and where, and maybe this growing SoCal manufacturing region can be called the SoCal Foundry (or at least I can try) lol. UpPeek surfaced it for people exploring show hn.

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  • Explore the foundry Swipe to explore PRIVACY & TERMS SUPPORT SUBMIT A COMPANY × Explore SoCal Foundry Recent & popular ×
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  • Help put Southern California’s hard tech on the map.

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