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
Managing Director
Tracey Cools
Managing 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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Tirone Kahn
Chief Operating Officer
Tirone Kahn
Chief Operating Officer
I’m a leader, collaborator and problem solver with a proven record of driving continuous improvement across the complex intersections of people, processes and technology […]
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Prameena Karunairaj
Senior Associate Consultant
Prameena Karunairaj
Senior Associate Consultant
I love bringing like-minded people together to make the world a better place. What better way to do it than as a sustainability consultant? […]
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Troy Daly
Senior Consultant
Troy Daly
Senior Consultant
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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Haylea Edwards
Head Of Residential Services
Haylea Edwards
Head Of Residential Services
As the manager of one of Australia’s largest residential consulting teams, I am passionate about taking a sensible, holistic approach to our clients’ problems, […]
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Heather Bolt
Head Of Commercial Services
Heather Bolt
Head Of Commercial Services
I have worked on a broad range of projects in retail, educational and commercial sectors for both existing and new building developments. I am experienced […]
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Alison Adendorff
Sustainability Consultant
Alison Adendorff
Sustainability Consultant
I’m an architect by trade, with 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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Nicholas Roberts
Sustainability Consultant
Nicholas Roberts
Sustainability Consultant
I’m a collaborator. One of the best things about working at Efficient Living is having the opportunity to assist clients on all manner of large and small projects, […]
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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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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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Micha Middlebrook
Sustainability Consultant / Commercial
Micha Middlebrook
Sustainability Consultant / Commercial
I have more than 11 years of architectural experience in Australia and the Czech republic. The best thing about working in sustainability is […]
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Rishabh Babbar
Sustainability Consultant / Commercial
Rishabh Babbar
Sustainability Consultant / Commercial
‘I’m a hands-on architect who thrives on providing bespoke solutions to our clients’ sustainability problems […]
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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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Kyle Decker
Project Coordinator
Kyle Decker
Project Coordinator
I am our trusty Project Coordinator and the first point of contact for clients. This means I have the privilege of talking to them about their upcoming projects and aligning our services where […]
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Alarna Twight
Sustainability Consultant
Alarna Twight
Sustainability Consultant
Sustainability is my driving force. How could I resist working to reduce the environmental impact of an industry that contributes 40% of our global carbon emissions? […]
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