Gosudarstvennoye geologicheskoye unitarnoye predpriyatiye Spetsializirovannaya firma Mineral

GeophysPoisk Ltd

Peterburgskaya Kompleksnaya Geologicheskaya Ekspeditsiya

Geoservis

Center for laboratory analysis and technical measurements in the North-Western Federal district

Skaylayn

Kompaniya Lenstroygeologiya

Laboratoriya ekologicheskogo monitoringa Mineral

Gidrotehproekt

Tsentr gidroekologicheskikh issledovany