HARK sensor
A passive acoustic detection sensor that detects, classifies, and localises drone and ground‑based threats in real time.


Startup · United Kingdom
HQ London, United KingdomFounded 20241-10 employees
Advanced acoustic detection technology for enhanced battlefield awareness and security. A NATO DIANA accelerator participant.
A passive acoustic detection sensor that detects, classifies, and localises drone and ground‑based threats in real time.
Newest unveiled first. Open a product for its milestone timeline, components and sources.
| Announced | Stage | Amount | Valuation | Lead investors | Other investors | Confidence |
|---|---|---|---|---|---|---|
| 2026 | Grant | Undisclosed | — | NATO DIANA | — | Reported |
Totals add known amounts using recorded USD conversions where available; other currencies are shown separately. A ~ marks an estimated amount.
PitchBook · Supports Organization · founded year
“founded_year: 2024”
Sixth-Domain · Supports Organization · country, Organization · kind
“{"country": "UK", "hq_iso2": "GB", "id": "5aa32028-757f-426b-8dc7-de806a1c9a89"}”
Arcani · Supports Organization · description, Organization · name, Organization · website, System
“Advanced acoustic detection technology for enhanced battlefield awareness and security. A NATO DIANA accelerator participant.”
Crunchbase · Supports Funding round, Organization · employee range, Organization · hq city, Organization · linkedin url
“Grant - NATO DIANA”
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