APATE SYSTEMS
Concept render — pre-production hardware
// APATE SYSTEMS · SENSING · CLASSIFICATION · TRUST

Passive sensing networks for the drone age.

Distributed acoustic, GNSS-integrity and subsea sensors that listen, locate and hand off — without transmitting.

SEE SIRENCOMPANY
// PRODUCTS
SIREN concept render

SIREN

FLAGSHIP

Hears the drones that radio can't see.

Concept render — pre-production hardware

SIMULATION-VALIDATED→ PRODUCT

ALETHEIA

Knows when your GPS is lying.

SIMULATION-VALIDATED→ PRODUCT
NEREID concept render

NEREID

Finds the mines that shut the sea lane.

Concept render — pre-production hardware

IN DESIGN→ PRODUCT

ECHO

Passive RF drone detection. Pairs with SIREN.

IN DESIGN→ PRODUCT

PHANTOM

Synthetic radar targets for training.

IN DESIGN→ PRODUCT
// HOW WE BUILD

US-BUILT

Designed and assembled in the United States, NDAA-conscious bill of materials.

PASSIVE BY DESIGN

Nothing we ship transmits at, jams or engages anything.

HONEST NUMBERS

Every figure we publish says whether it was measured in the field or in simulation.

// DESIGN PRINCIPLES

PASSIVE BY DESIGN

No transmitting, jamming or interference.

MEASURED BEFORE MARKETED

Simulation and field results stay clearly labeled.

NETWORK OVER TOWER

Distributed coverage, graceful handoff.

OPEN STANDARDS

TAK Cursor-on-Target and Remote ID ingest.

// BUILT FOR
Defense & Force Protection
Critical Infrastructure & Airfields
Maritime & Ports
Public Safety & Major Events
Offshore Energy (UXO survey)
// COMPANY

We don't have a product catalog. We have capabilities.

Apate Systems builds low-cost sensors with trusted software for the threats that are cheap and numerous. Founded 2026. Passive, exportable, US-built.

// CONTACT

If your mission requires what we build, contact us. We respond to qualified capability requests within 5 business days.

Or email directly: pilots@apatesystems.com