
Surtr Defense Systems
The hardware-agnostic operating system for drone defense
About
Surtr builds ParallaxOS, the open operating system for counter-UAS. It takes sensor data from any radar, RF detector, camera, or acoustic array and fuses it into a single unified picture with AI-driven threat classification and engagement recommendations. One interface, any hardware, human in the loop.
Topics
- Location
- San Francisco, CA, United States
- Team size
- 2 employees
- YC batch
- Spring 2026
- Status
- Active
- Stage
- Early stage





