
GeoSonic France is a drilling company specialising in core drilling and sampling for geological and geohydrological research applications., environmental assessments, soil remediation and geotechnical studies. A subsidiary of ABO GROUP France since 2021, GeoSonic France was created in 2015 from the merger of COFOR, specialising in deep core drilling, and FORASONIC, specialising in core drilling and sonic drilling. The drilling company Soltech, based in Limoges, joined GeoSonic France in August 2024.
GeoSonic France has the human and material resources, as well as the authorisations and certifications, to work on:
GeoSonic France's headquarters and workshop are located in Jardin in Isère (38), 30 minutes from Lyon. From this strategic location, we can quickly mobilise our teams of engineers and technicians and set up our drilling workshops anywhere in France (metropolitan France and overseas departments and territories) as well as internationally.
A secondary facility, with a workshop depot, is located near Limoges, in Couzeix, from which three to four workshops can operate.

Date of creation: 2015
€3.985 million in turnover (2024)
Approximately 30 employees
50 to 80 construction sites per year
2 certifications (MASE and QUALIANOR)




GeoSonic France has a wide range of drilling rigs:
With this equipment, we can perform several drilling techniques, including:
In addition, there are other investigative tools and specific works:
piezometers/piezometers, inclinometers, extensometers, tools developed for projects requiring radiation protection (radiological control boxes, containment, airlocks, remote drilling), equipment for downhole and crosshole testing.

