CLS Land & Hydrology, previously known as SIRS (Systèmes d'Information à Référence Spatiale), supports international and local players in territorial management. For more than 30 years, CLS has been producing geographic data via satellite, aerial (aircraft and UAVs) and in situ observations. Our experience is recognised worldwide. CLS Land & Hydrology delivers a wide range of services and decision-making solutions to its clients, national and supranational institutions, local authorities and industry, based on : - the use of Earth observation data (satellites, aircraft, UAVs and in-situ) derived from optical, radar and lidar technologies; - a unique and optimal combination of geographic information analysis methods to meet our clients' deadlines and quality requirements.
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Sirs Questions
The Sirs annual revenue was $6 million in 2026.
1 people are employed at Sirs.
Sirs is based in Villeneuve D’Ascq, Wallis and Futuna.
The NAICS codes for Sirs are [611, 51, 61, 517].
The SIC codes for Sirs are [48, 824, 484, 82].
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