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Quadsat

Odense, DK · 5 known investors

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Quadsat develops modular radio-frequency sensing and electronic warfare payloads (such as SpectraLoc) that integrate into UAV platforms for RF signal detection and emitter geolocation, along with spectrum operations software. It serves defense forces and drone OEMs, drawing on a background in drone-based satellite antenna calibration; the company is based in Denmark.

Deep TechDefense TechHardwareSpace Tech

Investors · 5

Join Capital✓ verifiedBerlin · $1.1M – $5.5M
Seraphim Space✓ verifiedLondon · $1.3M – $3.8M
IQ Capital✓ verifiedLondon · $1M – $40M
Export and Investment FundreportedCopenhagen · $108K – $7.6M

Also in the syndicate · 1

Vækstfonden

Funding

SEC filings, press & company announcements

Source: company announcements and press reports — follow each round's link for the claim.

Competitors · 1

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Esa6 shared keywordsThe European Space Agency (ESA) is Europe's intergovernmental organization for space, carrying out missions and research across space science, technology, and applications. It supports the competitiveness of the European space industry through procurement, commercial opportunities, and collaboration with its Member States.

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In the news

Quadsat Raises $5.8M as it Targets Defense Market - Via Satellitesatellitetoday.com · Jul 2025Danish DefenseTech startup Quadsat raises €5 million to accelerate electronic warfare capabilities | EU-Startupseu-startups.com · Jul 2025Quadsat Raises €5 Million to Advance Electronic Warfare Capabilitiesdronelife.com · Jul 2025Quadsat Raises Strategic Investment from Join Capital and North Ventures to Accelerate Electronic Warfare Capabilities - Quadsatquadsat.com · Jul 2025QuadSAT Secures €9 Million Funding to Scale Up Operations and Expand Product Range - Quadsatquadsat.com · Mar 2023Quadsat raises $9.6 million for antenna-testing drones - SpaceNewsspacenews.com · Mar 2023

Frequently asked questions

What does Quadsat do?
Quadsat develops modular radio-frequency sensing and electronic warfare payloads (such as SpectraLoc) that integrate into UAV platforms for RF signal detection and emitter geolocation, along with spectrum operations software. It serves defense forces and drone OEMs, drawing on a background in drone-based satellite antenna calibration; the company is based in Denmark.
Who are Quadsat's investors?
Quadsat's investors include Join Capital, Seraphim Space, IQ Capital, Export and Investment Fund.
Where is Quadsat headquartered?
Quadsat is headquartered in Odense, DK.