About

Founded by Mauricio Diaz and Holly Maxwell, Maxwell Diaz Architects is a Sydney-based studio creating spaces that respond thoughtfully to people and place.

Mauricio and Holly combine their expertise in architecture, interior design and project management to ensure every project is carefully considered.

We work closely with clients to deliver spaces that are practical and beautiful, guided by a commitment to integrity, respect and thoughtful design.

  • A man with curly dark hair and a beard, wearing a white dress shirt and a dark blazer, smiling outdoors in front of a wooden fence with decorative black wrought iron.

    Mauricio Diaz

    DIRECTOR - REGISTERED ARCHITECT

    Mauricio is an experienced registered architect in Australia (NSW, VIC and QLD) and a Design and Building Practitioner in NSW. He has worked at some of Sydney’s most renowned architectural practices across multiple sectors, combining deep technical expertise with a genuine passion for design. Mauricio believes that successful architecture begins with understanding each site’s unique potential, creating spaces that are both visually compelling and highly functional.

    Architect’s Registration Numbers: NSW 11559 l VIC VIC00157 I QLD 6045

  • A woman with long, wavy brown hair smiling, sitting in front of a wooden background with decorative black metal accents.

    Holly Maxwell

    DIRECTOR - INTERIORS

    Holly is an experienced interior designer and project manager, known for bringing spaces to life through thoughtful design and a keen eye for detail. She has worked at leading design firms, combining creative vision with practical project delivery. Holly’s approach ensures that every project is carefully considered, balancing beauty, functionality and an awareness of budget and program.