Archsign Architecture

Peter Lombo - Founding Director
Peter founded Archsign in 1988 and has led his practice through more than 30 years of building and design services.
Personally overseeing the design, documentation and construction of all Archsign’s projects, Peter’s passion for collaboration and rapport with his staff deliver the best possible quality and value for clients, including the ongoing coordination with client representatives, project managers and consultants.
- Registered Building Practitioner.
- Associate Diploma of Architectural Technology, Architecture RMIT University 1986.
Diahann Lombo - Director/Design & Interiors
Diahann is passionate about designing liveable and innovative environments that exceed project requirements and expectations. She creates new building paradigms from grand concept to fine details informed by her love of art and enthusiasm for achieving her client’s vision.
Diahann has worked in the service of building design, interior design and marketing for 25+ years.
- BArch Architecture RMIT University 1993.
Maurice Giardina - Managing Director
With 20+ years of experience in the building industry, Maurice has evolved as a proven leader. As Director, Maurice is sought out for his expertise in reviewing all aspects of construction documentation and navigating through the building permit acquisition process.
His priority is to achieve and ensure a smooth experience with his team and a successful outcome for all involved.
- Registered Building Practitioner.
- Design & Drafting/Building Construction. Management RMIT University 2001.
Siti Hassan - Director/Principal Architect

Having worked with several Architectural firms in Malaysia in the early years of her career, Siti was exposed to a large scale of design work comprising of planning and urban design, high-rise multi-residential development, commercial, educational and institutional projects.
At Archsign Siti specialises in coordinating all aspects of design and documentation delivery through to construction administration services, ensuring successful project outcomes for Archsign’s clients.
• ARBV Registered Architect.
• BA (Architecture) Deakin University 1999.
• BArch (Hons), Architecture Deakin University 2001.