• Principal/Director

    Dejan is the founding principal of DESIM Architects since June 2015 and a registered architect in NSW (R.N. 10502) and ACT (R.N. 2693). With over 20 years in the local construction and development industry, he specializes in high-performance building design, including Zero Energy, Carbon Neutral, and Passive House standards. Since December 2019, he has been a Certified Passive House Designer and Technical Adviser for the UN Development Program.

    Previously, Dejan contributed to major projects with Greenland Group Australia, Universal Property Group, and Meriton, overseeing design standards and project management for numerous high-rise developments. His early career includes seven years in Southern Africa, working on significant commercial projects.

    Certifications:

    • Registered Architect NSW R.N. 10502

    • Registered Architect ACT R.N. 2693

    • Certified Passive House Designer

    Affiliations:

    • Technical Adviser, UN Development Program

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  • Manager - Planning

    Tatjana joined DESIM in March 2019, bringing over 25 years of experience in NSW planning across statutory, strategic, infrastructure planning, and asset management sectors. Her expertise lies in translating complex planning policies into effective tools, contributing to numerous NSW government planning instruments. Her interdisciplinary academic background encompasses architecture, asset management, urban design, and public sector management.
    Tatjana is accredited NatHERS assessor.

    Membership

    • Planning Institute of Australia

    • HERA

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  • Building Designer, Certified Passive House Designer

    Alex joined DESIM in January 2020 after earning his Passive House Designer certification. He plays a crucial role in our R&D team, contributing to complex Passive House projects that push the boundaries of sustainable design.

    Certifications:

    • Certified Passive House Designer

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Collaborative Consultants

  • Design Consultant, Registered Architect NSW (R.N. 5370)

    Alan is an award-winning architect known for pragmatic yet elegant design solutions in complex high-rise mixed-use developments, including projects up to 65 storeys. His expertise extends to environmentally responsive façade development and leading multidisciplinary teams for effective project delivery.

  • Interior Design and WELL Consultant

    Emine brings extensive experience in interior design and project management, with a portfolio spanning corporate offices, government, defence projects, and residential developments. She has worked with Meriton Apartments and Woods Bagot, focusing on creating spaces that promote health, wellbeing, and engagement.

  • BIM Specialist, “Aided Modeling with Design”

    As BIM Manager at Aided Modeling with Design, Trevor leads international BIM services, bringing over eight years of experience as Meriton’s BIM Manager. His expertise includes construction know-how and services coordination, enhancing project efficiency and accuracy.

  • Building Services Manager

    Piotr has extensive experience in building services project and stakeholder management across design, documentation, and delivery phases. He has contributed to significant projects with Mirvac, Westfield, Built, and John Holland, covering residential, commercial, retail, and mixed-use developments.

  • Architect, VladH

    With over 30 years of local and international experience, Vlad has worked on a wide range of projects, including residential, hospitality, aged care, industrial, transportation, and master-planned developments. His all-rounder skills encompass concept design, documentation, detailing, and project management.