Kamsar–Kamo Sahakyan was born in Yeghegnadzor, Armenia.

1971–1976, he studied at Yeghennadzor Art School, in Van Yeghyan's class, who played great role in the formation of the artist's aesthetic taste and the love towards the abstract painting.

1976–1980 studied painting at the Terlemezian School of Arts in Yerevan.

Since 1990 Kamsar is a member of Artists' Union of Armenia.

Since 1996 Kmasar is the director of Vayots Dzor Regional Museum of Yeghegnadzor.