Davydiak O.D. Born on June 24, 1971. In 1986 he graduated from the school №47 in the city of Vinnyki. In 1987 he graduated from SPTU №53 Lviv. Since 1987 he has been working at the KPMMHP of the IPPMM. Since 1991
Translated to KDMGP CF IFF. In 2006, he was transferred to the KSMSU VSKR IGF NAS of Ukraine