Industry
YC Defense Companies
23 Y Combinator defense startups with verified founder contacts, batch info, and company data.
23
Companies
23
Active
0
Acquired
0
Public
YC Company Directory
23 companies
Company | Batch | Description | Status | Location | Team | Site | Founders | Reveal |
|---|---|---|---|---|---|---|---|---|
9 Mothers | X26 | Counter Drone Systems. $1.6m sales. We delivered for the DoW. | Active | Austin, TX, USA | 19 | Russell Smith, Roman Khomenko, Bogdan Pyzh | Reveal | |
AICE | X26 | Submarine drones for defense | Active | San Francisco, CA, USA | 2 | Gregoire Chomette, Rémi Bouteiller | Reveal | |
Arlo Industries | X26 | Track drones and missiles without radars - Accurate, Passive, Scalable | Active | San Francisco, CA, USA | 3 | Deo Arlo (Iron Dome Guy), Deo Arlo | Reveal | |
Maquoketa Research | X26 | The intelligence layer for drones | Active | San Francisco, CA, USA | 5 | Evan Yeager, David Muchow, Aidan Williams | Reveal | |
Surtr Defense Systems | X26 | The hardware-agnostic operating system for drone defense | Active | San Francisco, CA, USA | 2 | Anshul Ahluwalia, Cameron Fiore | Reveal | |
Tenet Industries | X26 | Low-cost, mass-producible defense systems | Active | Stockholm, Stockholm County, Sweden | 3 | Emil Falk, Fabian Andersson, Hugo Frisk | Reveal | |
DAIVIN! | W26 | Tankless Dive Gear - Breath Autonomy at Sea, Land & Space | Active | San Francisco, CA, USA | 1 | Leo Kankkunen | Reveal | |
DAIVIN! | W26 | Tankless Dive Gear - Breath Autonomy at Sea, Land & Space | Active | Helsinki, Finland | 1 | Leo Kankkunen | Reveal | |
Seeing Systems | W26 | AI Drone Systems for Defence | Active | — | 2 | Alexander Le Maitre, Matthew Le Maitre | Reveal | |
Seeing Systems | W26 | Modular AI-Commanded Drones for Defence | Active | London, England, United Kingdom | 7 | Matthew Le Maitre, Alexander Le Maitre, Alexander Le Maitre | Reveal | |
Conntour | W25 | AI to monitor thousands of security cameras. | Active | Tel Aviv-Yafo, Tel Aviv District, Israel | 15 | Matan Goldner, Tomer Kulla | Reveal | |
Conntour | W25 | AI to monitor thousands of security cameras. | Active | — | 6 | Matan Goldner, Tomer Kulla | Reveal | |
Deepnight | W24 | Building The Next Generation of Night Vision Devices | Active | San Francisco, CA, USA | 16 | Lucas Young, Thomas Li | Reveal | |
Deepnight | W24 | Building The Next Generation of Night Vision Devices | Active | San Francisco, CA, USA | 12 | Lucas Young | Reveal | |
Hermes Robotics | W21 | Autonomous street sweeping as a service by retro-fitting vehicles | Active | San Francisco, CA, USA | 5 | Guilhem Herail | Reveal | |
Greypoint Industries | S26 | Building drone swarms that hunt drone operators | Active | San Francisco, CA, USA | 4 | Darcy Zhang, Nic Chu, Jordan Khoo, Steven Xu | Reveal | |
IMPACT Drones | S26 | Air Defense as a Service for Civilian Infrastructure. | Active | San Francisco, CA, USA | 2 | Jasper Lortije, Alessandro Fiume | Reveal | |
Albacore Inc. | S25 | Drone submarines | Active | Philadelphia, PA, USA | 18 | John Huddleston, Dante Vaisbort | Reveal | |
Perseus Defense | S25 | America's Golden Dome for Drones | Active | Austin, TX, USA | 3 | Jason Cornelius, Steve Messinger | Reveal | |
ApolloShield | S16 | ApolloShield is a system that detects unwanted drones and drives them… | Active | Tel Aviv-Yafo, Tel Aviv District, Israel | — | Gilad Beeri | Reveal | |
Icarus | F25 | Stratospheric birds for defense | Active | Los Angeles, CA, USA | 16 | Henry Kwan | Reveal | |
Icarus | F25 | Stratospheric birds for defense | Active | Los Angeles, CA, USA | 50 | Henry Kwan | Reveal | |
Null Labs | F25 | End-to-end Simulation for Defense Autonomy | Active | San Francisco, CA, USA | 2 | Kristopher Luo, Niel Ok | Reveal |
Status Breakdown
About YC Defense Companies
Y Combinator has funded 23 defense companies since its founding in 2005. These startups span from early-stage pre-launch to publicly traded companies, making YC one of the most prolific backers of defense innovation globally.
23 of these companies are currently active. VCBacked tracks verified founder contact information, team sizes, and company status for every YC defense startup.
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