IMPACT Drones
Hiring
What they do:
Air Defense as a Service for Civilian Infrastructure.
Quick facts:
HQ: San Francisco, CA, United States
Top Deep Tech Startups in California
This list has 846 startups and was last updated on Oct 15, 2026. 201 of them are hiring right now. Biggest hubs: San Francisco (704), Los Angeles (79), and San Diego (7). Largest teams: DoorDash, GrubMarket, and Instacart. Latest round: Circularity Fuels raised $8.79M (Oct 14, 2026).
846 startupsPage 9 of 24
Aktoria Robotics
Hiring
What they do:
Human as API for robots
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Drone swarm defence at a small-unit level
Quick facts:
HQ: San Francisco, CA, United States
Edviro
Hiring
What they do:
AI That Operates Energy Infrastructure
Quick facts:
HQ: San Francisco, CA, United States
Rhem Labs
Hiring
What they do:
Home care technology for aging parents and their families
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Vertically integrated commercial construction
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Tesseract builds better thrusters for modern satellites
Quick facts:
HQ: Livermore, CA, United States
What they do:
We turn CO2 into battery-grade graphite and oxygen.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The spot market for semiconductors
Quick facts:
HQ: San Francisco, CA, United States
What they do:
World's fastest and most optimal route optimization engine
Quick facts:
HQ: Ontario, CA, United States
What they do:
We stop cows from burping methane.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Limitless Real Estate
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Manufacturing more proteins with AI.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Developing long-lasting drug formulations 50% faster
Quick facts:
HQ: Sacramento, CA, United States
What they do:
Building the next Procore
Quick facts:
HQ: Santa Barbara, CA, United States
What they do:
We make robots that move boxes in warehouses
Quick facts:
HQ: San Francisco, CA, United States
Consus
Hiring
What they do:
The fastest and cheapest way to use AI with ITAR or CUI data.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The memory computer for your digital life.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The personal AI agent for Korea.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Hardware-Aware AI for Embedded Software
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Your phone finally has someone to run it. Plug in Blue, just ask.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Mass-producing and financing micro data center incredibly quickly.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Rocket cargo delivery to contested environments
Quick facts:
HQ: Los Angeles, CA, United States
What they do:
Enabling T cell immunotherapy discovery, development and manufacturing
Quick facts:
HQ: San Francisco, CA, United States
What they do:
iPhone-based driver monitoring for commercial fleets.
Quick facts:
HQ: San Francisco, CA, United States
Spice Data
Hiring
What they do:
Restaurant Data for the Enterprise
Quick facts:
HQ: San Francisco, CA, United States
YC S19Early stage
What they do:
Elevating mental health to be a part of your daily coffee ritual.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Autonomous street sweeping as a service by retro-fitting vehicles
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Search and automation for engineer-to-order companies
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Your biopharma team, from molecule design to portfolio strategy
Quick facts:
HQ: San Francisco, CA, United States
Automat
Hiring
What they do:
Agentic automation that understands context, recovers, and improves.
Quick facts:
HQ: San Francisco, CA, United States
YC W23Growth stage
What they do:
AI for ASIC Design Verification
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Unified flight software and hardware for the mission of tomorrow
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Starbucks app for restaurants
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Gen AI molecular simulations that reproduce wetlab results
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Automating airport baggage handling with robots.
Quick facts:
HQ: San Francisco, CA, United States
YC S24Early stage