Our People
We are a friendly and diverse team of architects, engineers, scientists, building designers, and sustainability experts – bringing a combination of valuable skills and contacts to the project. Brought together by a common vision to make a positive impact on the environment, innovative problem-solving is our forte.
Tracey Cools
Founding Director
Tracey Cools
Founding Director
I'm entrepreneurial by nature, a big-picture thinker, strategic problem-solver and expert networker. I have a photographic memory for construction details, a natural intuition for building optimisation [...]
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Alison Adendorff
Technical Manager
Alison Adendorff
Technical Manager
I’m an architect by trade, with over 10 years’ experience as a sustainable design consultant. I have niche specialisations in energy modelling for Green Star, daylight modelling, façade design, optimised […]
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Virginie Rubio
Operations Manager
Virginie Rubio
Operations Manager
I’m an experienced operations leader with a strong track record supporting high-performing, purpose-driven organisations. With 20+ years in operations, systems improvement, marketing, finance and people & culture, I bring a practical and collaborative approach to business optimisation. Passionate about sustainability I thrive in dynamic, values-aligned environments and take pride in helping teams and systems thrive.
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Alistair Coulstock
Senior Consultant - Associate
Alistair Coulstock
Senior Consultant - Associate
With over 25 years of experience, Alistair delivers world-class sustainability outcomes across the built environment. He brings deep systems-thinking and practical expertise to achieve measurable, people-and planet-positive results, embedding sustainability into every stage of a project.
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Troy Daly
Senior Consultant - Associate
Troy Daly
Senior Consultant - Associate
I’m a project leader running the balancing act between sustainability goals, commercial feasibility and delivery pragmatism. I’ve developed this skill after […]
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Rishabh Babbar
Commercial Team Lead
Rishabh Babbar
Commercial Team Lead
‘I’m a hands-on architect who thrives on providing bespoke solutions to our clients’ sustainability problems […]
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Laura Parengkuan
Residential Team Lead
Laura Parengkuan
Residential Team Lead
I’m an Architect with over 8 years of experience in multi-residential, seniors living and aged care projects in Australia. My role at Efficient Living is to [...]
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Mariana Foganhole
Sustainability Consultant
Mariana Foganhole
Sustainability Consultant
Promoting sustainability is the only way we can maintain wellbeing and a healthy environment. My background is in civil engineering, so I’ve always loved […]
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Stefanie Simpson
Sustainability Consultant
Stefanie Simpson
Sustainability Consultant
I love details. Details, details details! I’d like to think that my clients can relax in the knowledge that I am looking at the detail so that they don’t have to. I am a passionate […]
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Manoela Place
Sustainability Consultant
Manoela Place
Sustainability Consultant
After more than 12 years’ experience as an ESD and thermal comfort consultant at Efficient Living, it’s safe to say I have extensive knowledge of construction across various scales of projects. […]
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Ben Hetherington
Sales & BD Coordinator
Ben Hetherington
Sales & BD Coordinator
I'm a sustainability professional, a nature lover and a people person, progressing sustainability in the built environment.With a foundation in Chemical Engineering and a creative nature, I have a knack for thinking outside the box and explaining complex systems and technical detail in layman's terms.I have over a decade of experience in sustainability consulting, operations, and continuous improvement, having worked across waste minimisation, circular economy strategy, life cycle assessment, and stakeholder engagement.I believe in a positive sum world where everyone can succeed together, unlocking our deeper potential, creating a snowball effect of beneficial outcomes for everyone. For me, this is the role of 'sustainability,' acting as the interface between the human world and the natural world.
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Priya Chatlani
Sustainability Consultant
Priya Chatlani
Sustainability Consultant
I am an architect by training, and an aspiring Sustainable Design Consultant. I have been involved with advanced facilities projects like medium-to-large scale industries and am looking forward to upskill and broaden my horizon across diverse projects.I am passionate about sustainable built environments and approach designs to provide thoughtful and responsible solutions. I believe in aligning on projects through collaboration and coherence, and like to channel my research and technical capabilities in equal measure to drive better adaptable and efficient outcomes.Sustainability is an inherent responsibility for me that empowers my conscience. It means achieving balance through willingness and innovation and makes me determined to contribute meaningfully to the society we live in.
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Ninad Gadgil
Sustainability Consultant
Ninad Gadgil
Sustainability Consultant
Enthusiastic and ambitious professional with a passion for sustainable design and architectural innovation. My journey in the field of architecture has been driven by a commitment to understanding and implementing sustainable design. I have a genuine interest in contributing to the betterment of global society through the creation of technically advanced and sustainable structures.
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