Duo Tax - Melbourne Quantity Surveyors

We are proud to be the highest Google and Facebook-rated quantity surveyor team in Perth, Western Australia. Our quantity surveying consultants provide the most accurate and thorough 40-year tax depreciation schedules for all job variations, including construction, residential building or commercial investment property project at the lowest cost.

To get a free estimate on our range of quantity surveying services and cost-effective reports, call us for more information or fill out our online form.
Call (03) 8373 4791
At Duo Tax, our Perth, Western Australia, all our quantity surveyor jobs specialise in cost planning, contract administration and construction costs. Our quantity surveyor consultants are also recognised by the ATO as one of the few expert professions qualified to compile an investment property tax depreciation schedule for both residential and commercial property investors.

As a property investor, maximising your depreciation deductions is key. A depreciation report prepared by a Duo Tax member of our Perth, Western Australia, quantity surveying team will ensure that you’re getting the full tax benefits you’re entitled to!

If you’re looking for a senior quantity surveyor and you’re located in Perth, Margaret River, Subiaco, Kalgoorlie, Albany or regional Western Australia, our Perth quantity surveyors have your West Australian properties covered.

Why Choose Duo Tax – Perth Quantity Surveying Services for your Property?

Each Duo Tax – quantity surveyor, Perth, is a registered tax agent in Western Australia for the purposes of providing depreciation services for your construction, residential house or commercial investment property project.

We offer senior quantity surveyor expertise at a great cost in Perth, West Australia, by assessing tax depreciation deductions for investment projects that are new, old, renovated, undergoing construction, completely refurbished or for fit-outs.

We have experience in depreciation schedules for all building types in Australia including construction, residential building and commercial projects.

All of our reports are ATO compliant and we’re an affiliate member of the Australian Institute of Quantity Surveyors (AIQS) – the nationally recognised professional body for Perth, Western Australia, quantity surveyors.

Our latest software includes a free online rental property depreciation calculator for a highly accurate assessment of clients’ potential savings quantities.


A single schedule provides 40 years of claim or the maximum entitled years. You’re guaranteed at least double our fee in depreciation in the first full financial year. We’ll even retrospectively help you claim on previous years you missed out on.


We’re Australia’s most reviewed and highest-rated Quantity Surveyors on Google and Facebook. Our Quantity Surveyors have served thousands of happy property investors. We’re registered tax depreciation specialists with the ATO and AIQS.


With over 30 combined years of experience and a nationwide presence, our Duo Tax process focuses on the most aggressive form of tax depreciation, which means more cash in your pocket.


We offer free immediate and accurate over the phone estimates so that you can decide if it’s worthwhile. We guarantee that you’ll receive your tax depreciation schedule within 10 business days from payment – the fastest in the industry.

Our Reports

Simple, easy-to-read and results-focused
Approved by the ATO and the choice FOR thousands of accountants and advisors Australia-wide
Complete 40-year diminishing and prime-cost depreciation schedules
Includes capital loss schedule to reduce your capital gains tax
View our sample report

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Join all the investors in Perth, Western Australia, getting the latest tax-saving tips and benefits for your investment project.

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