MS

M3 Systems

M3 Systems SAS

Lavernose-Lacasse, France

SpaceSimulation & TrainingElectronic WarfareUnmanned SystemsDual-use
Founded 1999Software Developer
Profile last updated: May 16, 2026

About

Founded in 1999, M3 Systems is a defense software developer based in Lavernose-Lacasse, France working in space, simulation & training, electronic warfare +1 more.

M3 Systems is a French SME specialised in reliable and accurate GNSS geolocation, founded in 1999 near Toulouse, with a sister company, M3 Systems Belgium, in Wavre. The company works across space, defence, air navigation (ATM/UTM), automotive, rail and autonomous systems such as drones. It develops GNSS simulation products, including the Stella GNSS Simulator and StellaNGC, and carries out R&D studies and projects for space agencies and institutional clients. It is part of the Mistral group, which also includes the drone maker Boreal. The company holds ISO 9001 certification and a CNES SME label for space suppliers.

Location

Lavernose-Lacasse, France

Founded

1999

Company type

Private company

Legal name

M3 Systems SAS

Registration

RCS Toulouse 424 756 401

VAT number

FR03424756401

Focus areas

GNSSgeolocationGNSS simulationspacedefenceair traffic managementdronesautonomous systemsR&D

Languages

FREN

Products & capabilities

Defense domains

SpaceSimulation & TrainingElectronic WarfareUnmanned Systems

Supply-chain role

Software Developer

What they offer

SoftwareEngineering Services

Markets

Also sells to civilian markets

Products

Stella GNSS Simulator

GNSS simulator

Multi-constellation, multi-frequency RF GNSS signal simulator for testing and validating GNSS receivers, including simulation of interference such as jamming and spoofing.

StellaNGC

GNSS simulation software

GNSS simulation software product for the automotive and rail sectors.

Credentials & affiliations

Certifications

ISO 9001

Issued by: Not stated

Awards

Label PME CNES

CNES

Other defense companies in France

View all