born on 07/05/1976 in Kyiv, is an artist, an art critic, and a writer (pseudonym – Olaf Сlemensen). He is a member of the National Union of Artists of Ukraine.
In 1998, he graduated from the National Academy of Fine Arts and Architecture, and in 2002 he graduated from the M. Rylsky Institute of Art History, Folklore and Ethnology of the National Academy of Sciences of Ukraine. He taught at the M. Boychuk Kyiv State Institute of Decorative and Applied Art and Design and at the Higher Humanitarian Theological Courses (Kyiv). He is the author of the introductory article to the "Jewellery Art of Ukraine" album (K., 2000), a number of art history articles and the book of prose named "LITO-ATO" (K., 2015), «THE NAMES THAT REMAINED» (К.2023)
Klymenko works in the field of easel and monumental painting.
The artist is a participant of exhibitions in Ukraine and abroad, an organizer of a number of literary and artistic actions and performances.
He is the author of the idea and one of the curators of the project "Icons on Ammo Boxes".