KYIV, Feb 16 – Wealthiest Ukrainian businessman, Rinat Akhmetov, on Wednesday announced plans to invest $1 billion to upgrade steel making facilities in Mariupol, his holding company Metinvest reported.

"We continue to build, we continue to invest. This year, Metinvest will invest $1 billion in new production," he said.

"We will build a new university, we will do everything in our power to ensure that there is a decent job in Mariupol, a decent salary, and most importantly, a happy life for people," Akhmetov added.