Our Team

JBA’s strength lies in our ability to combine the skills of our multidisciplinary team to deliver a truly integrated service. Our staff are passionate and innovative professionals in their respective fields, while the organisation is committed to excellence through coordination and detail.

Josh Byrne

BSc(Hons)(EnvSc), DipHort, PhD


Josh is an environmental scientist and urban design professional with a national profile as a consultant, researcher and communicator in urban sustainability. His technical expertise spans amenity horticulture, water sensitive design, high performance housing and sustainable urban development.

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Josh provides technical input into JBA’s project work and strategic oversight and engagement during project delivery, alongside his wider media, academic and advisory activities.

Paul Verity


Design Director

Paul’s approach intertwines the disciplines of Urban Design and Landscape Architecture which he has developed through professional practice and academic research. This multidisciplinary perspective enables Paul to combine lateral and critical thinking with design and scientific principles to arrive at sophisticated designed outcomes.

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Paul leads the JBA design team and is responsible for overseeing projects throughout the design phase.

Melissa McGrath

BSc(Hons), GradCertUrbDesign


Melissa is an experienced sustainability consultant and researcher who works with stakeholders to solve environmental and land use issues to better inform decision making.

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She develops sustainability strategies that are informed by an understanding of local context, supporting governance arrangements and behaviour change, as well as insights from community engagement activities.

Jen Lorrimar-Shanks

Architect(ARB UK), BAppSc, BArch(Hons), PhD, WELL AP, AILA

Senior Landscape Architect

Jen trained as an architect before undertaking doctoral research on sustainable urbanism. She has extensive experience in developing place-specific, evidence-based design responses to projects ranging from residential design, to urban developments and civic spaces.

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Jen’s research and analytical expertise is utilised at the front end of the JBA design team’s process ensuring sensitive responses to cultural, historic and environmental considerations in our landscape architectural and urban design projects.

Christine Campbell (nee Eon)

BE (Environmental Engineering), MSC, PhD

Senior Sustainability Engineer

Christine delivers strategic sustainability solutions for urban precincts and local government areas.

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She also manages industry led research projects in the fields of water sensitive urban design, energy efficiency and Net Zero Homes. Christine is a Green Star Communities Accredited Professional.

Christine’s expertise in the technical aspects of environmental sustainability is well complemented by her in-depth knowledge of social science.

Michal Carder


Senior Landscape Architect

Michal combines a strong sense of design with her love of plants and ecology. She trained as a landscape architect at UWA in Perth whilst working in the amenity horticulture industry and brings this practical combination of skills to the design team.

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In addition to her graphic design and documentation capabilities, Michal’s passion for plants sees her contribute to the development of planting schemes across a range of our design projects.

Madi Brown

BLArch (Hons)

Landscape Architect

Madi started at JBA in 2021 and quickly demonstrated her ability to interpret project briefs and utilise a suite of software programs to deliver impactful 2D and 3D design documentation.

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Madi provides design visualisation and documentation support to JBA’s senior landscape team using the Adobe software suite, 3d design software SketchUp and real time rendering and VR software Enscape.

D’arcy Hodgkinson


Communications Manager

Darcy is responsible for the Company’s corporate communications activities, as well as the national media commitments of Josh Byrne.

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Darcy also manages JBA’s communications consultancy projects, utilising his background in radio and television production, event management, multimedia and graphic design.

Dee O’Sullivan

Finance & Administration Manager

Deirdre (Dee) is responsible for JBA’s financial and administrative operations including the company’s human resources, occupational safety and health, and quality management system commitments.

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Dee has over 20 years experience of which 15 of those were with her previous employer spanning operations, administration, senior accountant and finance management roles. She is highly proficient in a range of finance, accounting and administrative software packages including SAP, Oracle, MYOB and MS Office.