Null Labs

Active · End-to-end Simulation for Defense Autonomy

Why it ranks

7signal of 100 · rising 6

A sum of public facts, not a judgement and not investment advice.

Companies closest to Null Labs
Company	Category	Status	Program
IcarusShared: aerospace, defense, autonomousYC F25ActiveOther	Other	Active	YCF25
AICEShared: defense, autonomous, infrastructureYC X26ActiveOther	Other	Active	YCX26
Vernius Systems, Inc.Shared: aerospace, defense, autonomousYC S26ActiveOther	Other	Active	YCS26
BayMachinesShared: defense, systemYC X26ActiveAI, Devtools	AI, Devtools	Active	YCX26
ElodinShared: aerospace, defense, simulationYC W24ActiveOther	Other	Active	YCW24

Companies next to Null Labs
Company	Category	Status	Program
Compass LabsShared: simulation infrastructureEF 2022Not statedOther	Other	Not stated	EF2022
VerisShared: validate autonomous, simulation, trainPlug and Play Not statedAI	AI	Not stated	Plug and Play
GUILDShared: defenseYC S26ActiveAI	AI	Active	YCS26
Aurum SystemsShared: defense, autonomy, infrastructureSPC 2024Not statedOther	Other	Not stated	SPC2024
Mass MagneticsShared: robotics, defenseYC S26ActiveOther	Other	Active	YCS26

Company	Category	Status
Cortex AILarge-scale real-world robot & human data for embodied AIteam of 3ActiveAI	AI	Active
DarwinRobot technicians for AI infrastructureteam of 4hiringActiveAI	AI	Active
EfferenceAn AI startup in Y Combinator's Fall 2025 batch, based in San Francisco.team of 122 programsActiveAI	AI	Active
Forge RoboticsA robotics intelligence system for metal fabricationActiveAI	AI	Active
LightberryRobots with soulteam of 3hiringActiveAI	AI	Active
PhilonGeneral Purpose RobotsActiveAI	AI	Active

We provide defense companies with simulation infrastructure to train and validate autonomous systems.

Which YC batch was Null Labs in?

Null Labs was in Y Combinator's Fall 2025 batch (F25).

Is Null Labs still active?

Y Combinator lists Null Labs as active.

Where is Null Labs based?

Null Labs lists San Francisco, CA, USA as its location on YC's directory.