PRO-ARK is a boutique architectural and interior design firm that has provided innovative design solutions for over twenty six years. The firm fosters a collaborative design culture, which aims to excite and produce compelling architecture reflective of the client brief. PRO-ARK researches and investigates the unique nature of each project and produces a design response that meets the aspirations of both our clients and the future occupants of our built environments. The firm diligently seeks the best design solutions that balances urban context, site response, sustainability, architectural expression and commercial viability.

Mario Duvnjak
Executive Director/ Project Superintendent
Principal Architect 

PRO-ARK Pty Ltd, Architects & Interior Designers founder, Mario Duvnjak, is a leading specialist in the niche State and Federal government sectors of education, health and private sectors; including both low and high rise residential developments and commercial buildings.

Mario has over 30 years of industry experience in architecture, gaining early industry knowledge at respected firms prior to starting his own company in 1993 and has been at the helm of PRO-ARK Pty Ltd since its inception. As Mario is the head of the company he is passionate about the projects PRO-ARK Pty Ltd complete, knowing they reflect his ability to recognise true client needs and to cultivate the best design response possible from any situation. He ensures he continuously touches base with all clients and staff, guiding each project from sketch design to construction.

Mario prides himself on his use of materials and detailing that provide not only visually stimulating projects, but durable, practical solutions. Mario and his team are continuously evolving and are always open-minded as to how their solutions can be improved to provide better quality spaces that address their client’s needs. The growing importance of ESD as a client priority has seen Mario encourage all members of his firm to understand the principles behind sustainable design.

Danny Chiang
Senior Associate and Registered Architect, ARBV

Danny’s innovative and cutting-edge design concepts, combined with his exceptional project management skills have placed him at the top of his profession. Danny has a rich artistic background and combined with his understanding of architectural detailing allows him to produce uniquely high standards of work.

Danny brings fresh ideas in architectural design, and has a strong passion for architecture. Creative and functional Interior Design plays a paramount role in Danny’s design approach.

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Ana Macallister
Bachelor of Architecture 

Ana has led the design of a number of higher education and general commercial projects over several years and effectively collaborates with colleagues, clients and numerous sub consultants to create environments that elevate human potential, with a specific interest in creating sustainable, sensitive and contextually appropriate architecture.


Energetic and self-motivated, she enjoys working with clients to develop cutting-edge design solutions that effectively accommodate the latest technological, pedagogical, and business models. Ana believes in the transformative power of architecture to allow for adaptation and change within the built environment, so that processes set up for today are flexible and reconfigurable for future models.

Nicholas Duvnjak
Design Assistant 

As a recent member, Nicholas has established himself as a valuable member of the team. His desire and commitment to create highly resolved and responsive architecture is complimented by his enjoyment for collaborative design and the application of various problem solving practices.

Nicholas is rapidly developing valuable experience by working on various building types, from educational, commercial and high-end residential projects; with an opportunity to work across many phases of the architectural process including; Sketch Design, Design Development and many aspects of Contract Documentation stages; his dynamic skill set is highly applicable to any project that he undertakes.