Razvan Sin is the new head of the retail department with DTZ Echinox, the firm has announced. He will replace Aura Voiculescu, who has stepped down to pursue a business school abroad. Razvan Sin has joined the real estate consultancy firm in 2007. He graduated the International Business Faculty in the Babes – Bolyai university in Cluj – Napoca. Razvan Sin has two years of experience in franchise management in New Hampshire, US and two years in marketing for an FMCG company.