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 creative urban designer with 17 years professional experience in urban design, regional masterplanning, research, and graduate teaching. Gauri has qualifications in architecture from Mumbai, India and a post graduate Master of Architecture from Kent State University, USA. Gauri’s experience covers a wide range of projects, from design and research on neighbourhood master planning, campus redevelopment, design guidelines, sustainable multi-modal transportation, to re-utilisation strategies for ecological, economical and social benefits, and community engagement around temporary pop up projects for neighbourhood regeneration.

Prior to joining Studio GL in 2013, Gauri worked at the Cleveland Urban Design Collaborative (CUDC) in the US for over eight years. At the CUDC she was actively involved in developing designs based on extensive community engagement covering a wide spectrum of projects. Gauri has facilitated charrettes and community discussions with intimate and large groups of stakeholders, designers, government organisations, and communities in collaborative and leadership roles.

Adam Natoli

Senior Urban Designer

Adam has been working at Studio GL for over 5 years. His work focuses on the translation of architecture and urban design ideas through highly effective reports, drawings, diagrams and graphics. During this time Adam has also graduated from the University of Technology Sydney with a Master of Architecture and has developed his understanding and appreciation of urban design and placemaking.

While at Studio GL Adam has been involved in a wide range of projects, from detailed urban design reports to town centre masterplans and regional 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.

Rod Sepsot

Urban Designer / Planner 

Rod 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. Rod 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

Urbanist/ Urban Planner

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.

At Studio GL, along with assisting in the production of graphics for analysis and report production, Chinmayi uses her 3D software skills to create multi-dimensional models for improved spatial understanding and visualisation. 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 local communities.

Nicky Hughes


Nicky is an experienced designer with over ten years of experience in design and architecture. She has qualifications in Architecture from the University of Sydney and later expanded her digital design skills by studying and working in Web Development and User Experience Design.

Nicky has worked on projects ranging from large scale healthcare and transport projects to small scale residential developments. She has a strong interest in a range of fields across the built environment from sustainability to urban design. She joined Studio GL in 2022 where she contributes to the production of graphics, multi-dimensional models, documentation and reports.

Madeline Sloane

Urban Design Assistant

Madeline joined the Studio GL team in 2022 while also undertaking a Master of Urban Design at the University of Sydney. She has recently completed a Bachelor of Architecture and Environments where she worked at both the architectural scale, and the larger urban design or city planning scale, developing a well-rounded understanding of the design process.

Madeline is very attentive to finer details and appreciates the art of visually documenting a design. She is a positive, creative and hard-working team member with proficient skills in 3D software such as Rhino, and communicating design concepts using the Adobe Suite. She works assisting the Studio GL team at all stages of their projects, including design development and documentation of projects.