Cos has lived in the Hills of Kalamunda for 35 years. He and his wife have raised four sons and three of them have married local Kalamunda girls, so he is very passionate about the Kalamunda Hills and the lifestyle it has to offer.

Cos has been successfully selling real estate for the last 15 years and has won many awards.

Cos prides himself on being honest, sincere and on achieving the best possible results for his clients.