Carlos Arnaiz was born in 1948 in Buenos Aires, where he studied at the Manuel Belgrano School of Fine Arts. Between 1978 and 1996 he lived in Madrid and Hamburg. He currently lives and works in Buenos Aires.
Since 1968 he has had numerous solo and group exhibitions in different national and international institutions. The last one was in the MACLA, Museum of Contemporary Latin American Art, La Plata, in October 2014. In 2007 he received the Second Prize at the National Argentine Hall in the drawing category. In 2015 he recieved the First Pize Acquisition at the National Argentine Hall in the painting category.
He has participated, and continues to do so, in many international fairs: ArteBA (Contemporary Art Fair of Buenos Aires), ARCO (Contemporary Art Fair of Madrid, Pinta Art Fair, New York, ArtRio (Contemporary Art Fair of Rio de Janeiro); SP Arte (Contemporary Art Fair of Sao Paulo), Art Basel Miami Beach, Art Basel Hong Kong.