David Weir Architects under principal David Weir is a boutique architecture firm based in the burgeoning Glyde Street Design Precinct of Mosman Park. David’s practice enjoys a youthful, edgy and multi-disciplinary culture, employing industrial, graphic and interior designers harnessing the creative soul that comes from alternative design philosophies, to inject new ideas into Perth’s design landscape. David Weir Architects specialises in New Homes, Additions & Alterations and Interior & Commercial Fit-outs, offering full Architectural services from design and council applications all the way through to working with your builder to make sure your project achieves the expected levels of detail and finish.