GoBuild (fka Brick)
Shut down
What they do:
The payments solution for small scale construction.
Quick facts:
HQ: San Francisco, CA, United States
Top Deep Tech Startups in the United States
This list has 1,386 startups and was last updated on Oct 15, 2026. 306 of them are hiring right now. Biggest hubs: San Francisco (704), New York (137), and Los Angeles (79). Largest teams: DoorDash, EquipmentShare, and GrubMarket. Latest round: Onebrief raised $151M (Oct 14, 2026).
1,386 startupsPage 35 of 39
Social Construct
Shut down
What they do:
Social Construct designs and assembles large apartment buildings …
Quick facts:
HQ: San Francisco, CA, United States
Correlia Biosystems
Shut down
What they do:
Next-gen blood testing to provide 1000x more data to pharma companies
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HQ: San Francisco, CA, United States
Pathmind
Shut down
What they do:
Pathmind helps industrial engineers and simulation modelers achieve…
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HQ: San Francisco, CA, United States
Medinas Health
Shut down
What they do:
Medinas helps hospitals manage their inventory and buy and sell their…
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HQ: San Francisco, CA, United States
Exosonic, Inc.
Shut down
What they do:
Developing supersonic UAVs as a pathway to quiet supersonic flight
Quick facts:
HQ: Los Angeles, CA, United States
Homestead
Shut down
What they do:
Homestead is a real estate development platform for homeowners
Quick facts:
HQ: Los Angeles, CA, United States
Transcriptic
Shut down
What they do:
The robotic cloud laboratory for the life sciences.
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HQ: San Francisco, CA, United States
Queenly
Shut down
What they do:
Leading marketplace for formalwear
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HQ: San Francisco, CA, United States
Union Apartment
Shut down
What they do:
Furnished Co-living Apartments for International Students, here in…
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HQ: Los Angeles, CA, United States
Heimdal
Shut down
What they do:
Affordable and verified direct air carbon capture and storage
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HQ: Denver, CO, United States
Grouper
Shut down
What they do:
We set up drinks between 2 groups of friends: 3 guys and 3 girls.
Quick facts:
HQ: New York, NY, United States
PayDragon
Shut down
What they do:
Hyperlinking the real world.
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HQ: Los Angeles, CA, United States
Ridejoy
Shut down
What they do:
Long-distance carpooling marketplace. Shut down in early 2013.
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HQ: San Francisco, CA, United States
Rentobo
Shut down
What they do:
The easiest way to find a tenant. Rentobo is a tool that makes it…
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HQ: San Francisco, CA, United States
CarWoo
Shut down
What they do:
The best way to buy a new car.
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HQ: San Francisco, CA, United States
Foodoro
Shut down
What they do:
Foodoro is a marketplace where people can buy specialty food directly from artisanal Foodmakers Our goal is to help people discover amazing food products and…
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HQ: San Francisco, CA, United States
Terravion
Shut down
What they do:
Real time Google Earth for agriculture -- imagery collected weekly…
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HQ: San Francisco, CA, United States
Nomiku
Shut down
What they do:
Wave our food in front of your Nomiku and have dinner for everyone…
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HQ: San Francisco, CA, United States
VINEBOX (Usual Beverage Co.)
Shut down
What they do:
Wine by the glass, delivered
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HQ: New York, NY, United States
Open Motors
Shut down
What they do:
Open Motors (formerly OSVehicle) is a B2B company that is developing…
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HQ: San Francisco, CA, United States
Castle
Shut down
What they do:
Castle manages rental homes using automation and on-demand labor.
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HQ: Detroit, MI, United States
Robby Technologies
Shut down
What they do:
We are building a fleet of autonomous mobile robots that travel on…
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HQ: San Francisco, CA, United States
Starsky Robotics
Shut down
What they do:
Driverless Trucks, for real.
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HQ: San Francisco, CA, United States
Farmstead
Shut down
What they do:
An AI-powered digital grocer that delivers in under 60 mins.
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HQ: San Francisco, CA, United States
Clip Health
Shut down
What they do:
Testing & treatment at home, in minutes, for chronic & acute disease
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HQ: San Francisco, CA, United States
Lumineye
Shut down
What they do:
X-ray Vision for First Responders
Quick facts:
HQ: Boise, ID, United States
OneStopKitchen
Shut down
What they do:
AI-Driven Tech & Space Optimization to Scale Restaurants
Quick facts:
HQ: San Francisco, CA, United States
K-Scale Labs
Shut down
What they do:
Open-source humanoid robots
Quick facts:
HQ: San Francisco, CA, United States
TANGObuilder
Shut down
What they do:
TANGObuilder automates structural engineers jobs.
Quick facts:
HQ: San Francisco, CA, United States
VanGo
Shut down
What they do:
Uber for Kids
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HQ: New York, NY, United States
Smart Alto
Shut down
What they do:
Easiest way to set appointments with real estate leads
Quick facts:
HQ: Birmingham, AL, United States
Shone
Shut down
What they do:
Shone makes existing cargo ships autonomous through retrofit.
Quick facts:
HQ: San Francisco, CA, United States
Mezli
Shut down
What they do:
Autonomous restaurants that make great, affordable meals.
Quick facts:
HQ: San Francisco, CA, United States
Movley
Shut down
What they do:
Your e-commerce brand's product quality control department.
Quick facts:
HQ: New York, NY, United States
Warpdrive by Synthetic Minds
Shut down
What they do:
From screen recordings to desktop automations using program synthesis
Quick facts:
HQ: San Francisco, CA, United States