PTW (Peddle Thorp & Walker) Architects, established in Sydney in 1889 by James Peddle. Headquartered in Sydney, with additional offices across Asia, PTW boasts over 200 employees. As a private company, PTW specializes in architecture and interior design services, focusing on diverse sectors like residential/mixed-use, infrastructure, hospitality, and sports venues. Known for its collaborative approach, PTW partners with other architectural firms and specialist consultants to deliver large-scale, complex projects, integrating sustainability principles into its designs.