Team - Studio GL
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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 30 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.

Gauri Torgalkar

Associate Urban Design

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 fifteen years of 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.

Adam Natoli

Urban Designer

Since starting work with Studio GL in 2016, Adam has graduated from the University of Technology Sydney with a Master of Architecture and has developed his understanding and appreciation of urban design and placemaking. Adam’s work focuses on the translation of architecture and urban design ideas through documents, drawings, diagrams and graphics.

During his time at Studio GL Adam has been involved in a wide range of projects, from detailed urban design reports to town centre masterplans and high-level strategic transport planning. Adam has also developed community consultation experience which has strengthened his understanding of the significance of visual communication in effective public engagement.

Rodrigo Sepulveda

Urban Designer / Planner 

Rodrigo is passionate about urban design and its impact on cities and people. He graduated with a Bachelor of Architecture with extensions in Urban Design and Planning in his home country of Chile where he also worked on a number of architecture projects. He joined Studio GL in 2018 where he contributes to the production of analysis, graphics, multi-dimensional models, documentation and reports. Rodrigo has recently completed a Master in Urban and Regional Planning at the University of Sydney, expanding his knowledge and skills in the field.
Chinmayi Holla


Chinmayi is an Architectural Graduate from Nagpur, India and has recently completed a Master of Urbanism at the University of Sydney. Chinmayi‘s passion for creating engaging spatial experience at an urban level led to her undertaking further studies in the built environment.

Prior to joining Studio GL in 2020, Chinmayi was involved with various Architectural projects in the UAE where she developed a keen interest in the holistic composition of urban spaces and understanding the impact on communities. At Studio GL, along with assisting in the production of graphics for analysis and documentation, Chinmayi uses her 3D software skills to create multi-dimensional models for improved spatial understanding and visualisation.