Grygorii was graduated from National Aerospace University, Kharkiv, Ukraine with post grades studies in the Institute for Surface Chemistry of National Academy of Science, Kyiv, Ukraine and the Institute for Metal Physics of National Academy of Science, Kyiv, Ukraine.

Gregory has an extensive industrial experience in companies like Paton Institute, Kyiv, Ukraine, Pratt & Whitney-Paton, Kyiv, Ukraine, Discovery Drilling Systems, Striy, Ukraine, ALD Vacuum Technologies GmbH, Hanau, Germany,Seco/Warwick-Germany GmbH, Bedburg-Hau, Germany, Indutherm-Bluepower GmbH, Walzbachtal, Germany
SMS-Mevac GmbH, Dusseldorf, Germany, Danieli Special Metallurgy, Leoben, Austria