Mortgage Lab Ruan Chryssafis is one of the best Mortgage Broker in Manurewa. Ruan Chryssafis joined The Mortgage Lab after a career in banking showed him that he loved the mortgage industry. Over the years he has helped numerous clients through the bank and has continued that with his move to The Mortgage Lab. On the weekends, you can find Ruan out running, tramping in the bush, or spending time with his family and friends.