Studio GL | Team
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Core Team
Diana Griffiths

Director Urban Design


Diana is a founding director of Studio GL and an award winning urban designer with 25 years professional experience in urban planning, urban design and architecture. Diana holds a Bachelor of Architecture from UNSW and a Master of Urban and Regional Planning specialising in urban design from the University of Sydney.


Diana has provided urban design expertise on major transport and precinct studies, commercial/mixed use developments and on large masterplanning projects in the UK, NZ and across Australia and has lectured in urban design at the UNSW. Prior to establishing Studio GL, Diana has held senior urban design roles at Arup (Senior Associate), Stockland (National Urban Design Manager) and Architectus (Associate). She has played a critical role in a number of award winning projects including the Five Dock Urban Design Study (Studio GL), the Nowra CBD Urban Design Master Plan (Arup), Newhall (Studio REAL) and Thornton Park (Architectus).

Felicity Lewis

Director Architecture
Nominated Architect (NSW Reg: 6861)


Felicity is a founding Director of Studio GL and a registered Architect with over 23 years experience in design, sustainability, project management and contract administration. Felicity has a unique combination of skills combining architecture and management and holds a Bachelor of Architecture from UNSW, a Master of Architecture in climate responsive design from the University of Arizona, USA and an MBA from Macquarie University (MGSM).


Prior to establishing Studio GL Felicity worked in a number of senior management positions. She was a Director of QOH Architects where she focused on the design and delivery of educational facilities and was Manager, Architectural Services at The University of Newcastle.

Brigitte Buchholz

Associate Urban Design


Brigitte is an award-winning Urban Designer with twelve years post-graduate experience and qualifications in Architecture and Urban Planning from universities in Germany and Norway. Her experience spans across a broad range of projects and design scales, from climate responsive housing and detailed public domain design to master plans, community consultation, strategic urban renewal and development controls. She started her career at Cox Architects, then joined the National Design Team at Stockland before working at Arup, where she managed high profile projects and collaborated with multi disciplinary teams across the globe. As a senior specialist with the NSW Department of Planning & Environment, she helped revise the NSW Apartment Design Guide.

Gauri Torgalkar

Senior Urban Designer


Gauri is a skilled and experienced urban designer with qualifications in architecture and a post-graduate Master of Architecture from Kent State University, USA. Gauri has over twelve years professional experience, with eight years at the Cleveland Urban Design Collaborative where she was actively involved in work based on extensive community engagement. Gauri’s experience covers a wide range of projects, from design and research on neighbourhood masterplanning, campus redevelopment, design guidelines, sustainable multi-modal transportation, to re-utilization strategies for ecological, economical and social benefits and community engagement around temporary pop-up projects for neighbourhood regeneration.

Deeksha Nathani

Architectural Graduate


Deeksha qualified as an architect in India and has two years post graduate experience in institutional, residential, educational and community development projects. She is currently studying for a Master of City Planning at the University of New South Wales on the Future of Change Scholarship. Deeksha began working at Studio GL in mid 2017. Her role involves creating concept options, design strategies and creative graphics using her excellent technical and visualisation skills. She also has effective stakeholder engagement skills and has been involved in community consultations and client coordination on a wide variety of projects.

Adam Natoli

Architectural Assistant


Adam graduated with a Bachelor of Design in Architecture in 2015 and joined Studio GL in 2016. His work focuses on the translation of architecture and urban design ideas through drawings, diagrams and graphics. He assists in Studio GL’s creation of visually appealing and logically coherent documents through all stages of production. During his time at Studio GL, Adam has developed community consultation experience which has further contributed to his understanding of the significance of visual communication in effective public engagement.