Transport, Infrastructure and Defence


Across defence, multiple transport modes, logistics and industrial developments, we bring our proven collaborative process to deliver robust, considered designs.

We bring foundations in research and sector knowledge and risk management to help our clients achieve sustainable solutions.


  • Interior Design
  • Brisbane

Cairns Airport

  • Landscape Architecture
  • Sydney

Bourke Street Cycleway

One of the first large scale separated urban cycleways in Sydney.

  • Architecture
  • Canberra


A high priority, joint service, project that creates a new Joint Helicopter School.

  • Urban Design
  • Architecture
  • Sydney

Sydney Ferry Wharves

New and upgraded commuter wharves throughout Sydney Harbour

  • Architecture
  • Landscape Architecture
  • Sydney

Base Security Improvement Program

The BIW-BSIP Project was conceived out of a security risk identified against an Australian Defence Base in August 2009.

  • Architecture
  • Landscape Architecture
  • Melbourne

Little Saigon

Strong and vibrant connections with the Vietnamese community.

  • Architecture
  • Sydney

HMAS Albatross

Upgrading and establishment of facilities that reflect the cultural values of the Navy.


staff photo of Lisa-Maree Carrigan
  • Director

Lisa-Maree Carrigan

Lisa-Maree is Director of Architecture & Urban Design globally at GroupGSA. She leads engagement of teams and clients through design collaboration and strategic direction

  • Associate Director

Rajat Khanna

Rajat is an Associate Director and a seasoned Project Architect who has delivered many complex projects. Rajat has a wide range of experience on small to large projects both in Australia and overseas in particular USA and India.

Staff photo of Luke Romandi
  • Associate Director

Luke Romandi

Luke is an Associate Director with over 15 years’ extensive experience in the construction industry.

  • Associate Director

Lachlan McCallum

Lachlan is an Associate Director and has developed professionally into a team leader and Project Architect responsible for the leadership of project documentation teams, and overseeing projects during construction

  • Associate Director

Noura Thaha

Noura is a registered architect with more than 10 years of experience in the architecture and construction industry.

  • Associate Director

Roberto Gutierrez

Roberto is an experienced Senior Architect having worked on a range of projects in Australia including Railways Stations, Warehouses, Retail Centres, Residential Development and Hospitals.

  • Associate

Izabella McFadden

As an Associate, Izabella has a depth of architectural knowledge, supported by a strong skillset in drafting, design, coordination and […]

Staff photo of Graeme McKinnell
  • Associate

Graeme McKinnell

Graeme is an Associate with extensive Australian, UK and international experience. He has demonstrated a consistent provision of a high level of dedication, commitment and organisation to each project, with excellent communication skills.

  • Associate

Giuseppe Mangini

Giuseppe has a broad range of project based skills specialising in documentation, detailing, consultant co-ordination and contract administration.

  • Associate

Zhipeng Cai

Zhi is an experienced Associate Landscape Architect with a background working in both the academic and practice sides of landscape […]

  • Senior Landscape Architect

Rita Fernandes

Rita is an experienced Landscape Architect with diverse experience across urban master planning and urban design, residential planning, street scapes, […]

staff photo of Bert Duong
  • Associate

Bert Duong

Acknowledgement with over 13 years working experiences in the Built Environment in Asia and over 21 years of professional experiences […]


23.06.2021 Steve Hammond

Cycling for a Connected City

Embracing cycling does more than ease congestion.