
Your partner in sustainable design consulting
Cadence Efficiency specialises in making buildings more energy efficient. We apply Environmentally Sustainable Design (ESD) principles to optimise your building's performance while balancing development costs. This ensures that the buildings we work on are well-designed, comfortable, and comply with all relevant energy, water, and thermal comfort regulations.
Our team is experienced, certified, and have degrees in Engineering, ensuring excellent results.
We have expertise across a wide range of project sizes, from small home renovations and new builds to large-scale commercial and mixed-use developments.
No matter the size or complexity of your project, we can develop customised solutions that significantly improve its overall performance.
Services we provide

BASIX and NatHERS
We use HERO software to assess glazing and insulation, prioritising solutions and commitments that align with the architectural vision while considering the practical and financial implications of meeting BASIX and NatHERS requirements.

Section J Compliance
Section J within the National Construction Code (NCC) emphasises energy efficiency in buildings to mitigate greenhouse gas emissions. Our consultancy services focus on navigating these requirements for you.

J1V3 Verification Method
Our J1V3 specialists use IES VE modelling software to assess proposed building GHG emissions, ensuring compliance with NCC Section J. This method offers more practical or cost-effective solutions for achieving Section J energy efficiency requirements.

Condensation Management
We assess condensation and mould risks in buildings using advanced hydrothermal modelling. We offer strategies to prevent mould growth and ensure compliance with National Construction Code (NCC) standards.

Home Energy and Thermal Comfort Simulation
Energy and thermal comfort simulation predicts annual energy demand and occupant comfort levels. This valuable service assists in minimising reliance on artificial heating and cooling.

DCP and SEARs ESD Reports
In New South Wales, we help ensure your development meets sustainability standards outlined in DCPs and SEARs, promoting positive community outcomes.

Natural Light Modelling
Our consultants use RadianceIES software to optimise natural light, enhancing comfort and reducing energy use, while ensuring compliance with NCC and addressing design challenges near boundaries.

Compliance Inspections
Cadence Efficiency can provide compliance inspections and completion statements for all services we provide, supported by evidence like photos, brochures, receipts, and installation certificates, ensuring all requirements are met.
Want to know more about our services?
Markets we work in

Residential
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Architecturally Designed Homes
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Dual-occupancy and Townhouses
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Multi-story Apartment Buildings
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Seniors Living Developments

Commercial
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Office Buildings
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Industrial Warehouses and Estates
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Healthcare, Medical, and Aged-care
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Hotels, Motels, Boarding, and Co-living

Retail
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Restaurants and Cafes
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Showrooms and Car Dealerships
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Shopping Centres
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Shopfront Refurbishments

Assembly and Community
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Childcare Centres and School Buildings
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Worship and Community Buildings
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Sportshalls, Gyms, and Amenities
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RSL and Sporting Clubs
Meet our director

Robert Romanous is the Director and Lead Sustainability Engineer at Cadence Efficiency, bringing ten years of sustainable design experience. He provides expert guidance on projects of all scales, from architecturally designed homes to large mixed-use and commercial developments. With a strong commercial mindset and a highly collaborative approach, he expertly balances development objectives with sustainability requirements to deliver practical, cost-effective solutions.
Robert’s portfolio highlights his expertise in sustainable design across a variety of major projects. He has conducted assessments for Sydney’s Rozelle Interchange, multiple state-significant and affordable housing developments, and contributed to an award-winning ‘Future Homes’ submission - an initiative focused on innovative apartment design, sustainability, and liveability.
Our values
Get in touch for a quote on your next project
Address
Suite 61, Level 14/3 Parramatta Sq, Parramatta NSW 2150
Phone
0436 359 396ACN
681016106