MAP's Directors: Edward Billson, Eric Leung, Samuele Martelli and Alex Leung lead a team of 20 professionals. A Director leads each project providing hands on expertise and management to continually deliver value for clients.


MAP has a multi-disciplinary team combining international experience and local expertise.

Edward Billson is a third-generation architect and has been immersed in architecture and design for his entire life. Ed studied architecture in Melbourne & New York, and has worked with renown modernist architect Philip Johnson. Ed has practiced for more than 30 years in senior positions on diverse projects across three continents. He has won the prestigious HKIA Silver Medal.

Eric Leung brings to the firm a vast knowledge of the development process throughout Asia. Having worked in operations and project management for various developers, he is well versed in all aspects of the design and development industries. Prior to joining MAP, Eric also acted as a Vice President for SB Architects - a San Francisco based boutique design studio; he established and operated the Shenzhen office.

Samuele Martelli began working on projects in Mainland China out of Italy, as part of a team of university professors and researchers. Soon after, he moved to Shanghai to open and manage the new office for a well-known Italian firm. Before joining MAP, Samuele has his own design firm amassing a impressive portfolio of projects. In 2012, Samuele was named one of the top 40 talents under 40 by Perspective Magazine, Hong Kong.

Alex Leung has held many senior and General Management positions in architectural and engineering companies in China and Hong Kong. Leading large teams, and working closely with the clients, Alex has delivered many large multi-story residential and commercial towers throughout China. Alex has over 25 years experience in the industry and brings an excellent understanding of business practices, design and construction.