"SOIL" was established in 1992, originally as "Usługi Geotechniczne". The company provides geological and hydrogeological services. It is owned by Mr. Marek Zajdel MSc, who has been working as a geologist since 1984.

Marek Zajdel graduated from AGH University of Science and Technology in Cracow, Faculty of Mining and Geoengineering, and specialises in Hydrogeology and Geoengineering.

"SOIL" covers the whole area of Poland and provides the following services: Geoengineering and Geotechnics, Hydrogeology, Ecology and Protection of Natural Environment, and Laboratory Research.

"SOIL" co-operates with academic staff from: AGH University of Science and Technology in Cracow, Warsaw University, Gdańsk University of Technology, Bydgoszcz University of Technology and Agriculture, and scholars from other science and research centres in Poland.