Address
608, 105 Stirling Street, Perth,
Western Australia 6000

Phone
+61 461 410 031

Email
[email protected]

Get in Touch

Let’s Start Your Sustainability Journey Together

Whether you need expert advice, have a project to discuss, or want to learn more about our services, we’re here to help. Reach out to Geronimo Advisory, and let’s explore how we can make a difference together.

Address​

608, 105 Stirling Street, Perth,

Western Australia 6000

Phone Number

Email Address

Got some ideas for a project?

Drop us a line.

Geronimo Advisory Benchmarking Expertise

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Meet The Team

Our team of engineers and sustainability professionals have been recognised by the industry for their impact on built environment.

Mathuran Marianayagam

Principal

A sustainability expert with 20+ years of experience, delivers award-winning solutions across Australia, Asia, and the Middle East. Accredited in Green Star, NABERS, WELL, GRESB and more, he leads transformative changes in both buildings and organisations.

Nalin Nanayakkara

Principal

A chartered engineer with 15+ years of expertise, excels in optimising HVAC and building systems. Accredited in NABERS and CBD, he drives sustainable, energy-efficient solutions across the Asia-Pacific region.

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Willow Aliento

Principal

A skilled environmental scientist, excels in research, communications, and stakeholder engagement. She helps businesses, non-profits, and governments organisations create strategies to improve social and environmental outcomes.

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Nishantha Manjula

Principal

A qualified engineer with exceptional talents for environmentally sustainable design and asset performance optimisation. With 15+ years of experience, he is accredited to deliver nationally and internationally recognised asset ratings.

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Dr Dominique Hes

Principal

An award-winning researcher, strategist and facilitator in placemaking, regenerative urban practice, circular economy and embodied carbon. With 30+ years of experience working with government, private sector, education and not-for-profit organisations she builds capacity for positive transformation.

More About Us

Future-proof your business and assets

Let’s work together to achieve a more sustainable future built environment

Reach Out

Geronimo Advisory acknowledges the Traditional Custodians of the lands where we live and work. We honor their deep connection to these lands, waters, and communities and pay our respects to Elders past, present, and emerging. We recognise that sovereignty was never ceded and stand committed to supporting First Nations peoples and their cultures.