KYIV, Dec 23 - Participation in the Clean Network program will help increase private sector investment in Ukraine, U.S. Under Secretary of State for Economic Growth, Energy, and the Environment Keith Krach said.

"Joining the Clean Network will pave the way for more private sector investment in Ukraine, in particular the innovation sector," Krach said at an online briefing after talks with Prime Minister Denys Shmyhal on Tuesday, December 22.