About us

Limited Liability Company Geophysmash has been developing and manufacturing the Kedr logging laboratories and downhole instruments and the Rhumb petroleum production automation systems since 1990. Our track record includes about 800 logging laboratories, 1000 downhole instruments and 1000 petroleum production systems successfully used in the oilfields of West and East Siberia, Ural and Volga region, Krasnodar region, Sakhalin island as well as Azerbaijan, Kazakhstan, Turkmenistan, Uzbekistan, Tadzhikistan, Kirgizia, Belorussia, Georgia, Ukraine and other regions.

Main lines of business: development and manufacture of logging laboratories of the Kedr family, downhole instruments of the Kedr family for oil and gas well logging and testing, petroleum production automation systems Rhumb, trip monitoring equipment as well as perforation and shooting equipment. The company is currently developing the following production logging instruments: downhole temperature and pressure gages, flow meters, water holdup meters, surface production control and monitoring systems. 

Key operating principles: quality, reliability, free software, prompt and convenient service, affordable prices. 

Looking forward to a long-term fruitful cooperation

Chairman of the Board

Candidate of Engineering Sciences

Andrey Melnikov