Highest Quality Custom Design Sheds at Competitive Prices

We are renowned as reliable and highly trusted shed builders servicing WA

Our Sheds, Garages, and Workshops are designed, engineered, quality controlled and manufactured to the highest quality, using only quality Australian products and materials. Ready to hire our team? Click here.


If you’re looking for a durable, quality shed that can withstand the unpredictable weather in Western Australia – then the best option you have is to hire us. We design quality steel custom designed workshops that can stand the test of time, in line with your requirements and preferences. With a huge range of shed styles and optional extras, you will be very pleased if you choose our team. We strive to ensure that every customer is taken care of and every shed is built to exact specifications.

Are you also looking out for Patios & Alfresco specialists? Contact us today and we will get back to your queries accordingly.

Our Designs

For us, the design is crucial to providing our clients with the perfect results suited to their space, timeframe, and budget. We understand how essential for homeowners to have beautifully designed outdoor improvements, and we work very hard to deliver the highest quality products and services at competitive prices.

Certified Builders

As highly experienced and certified builders, we take every project seriously. We own it. We install projects like we are doing it to our home. We take pride in the excellent home improvements installations we have provided to homeowners in PerthRockinghamMandurah and throughout Western Australia.

Our Expertise

As experts on what we do, we always make sure that we deliver the best results. From free design consultation, planning, installation, up to maintenance we see to it that we are doing the right thing in line with our customer’s preferences. If the product is not good enough to be installed on our property, we will never use it to yours.

We understand what every family requires when it comes to home improvements as we also have our own family. So if you need a reliable, trusted, experienced and certified builders that genuinely cares for your welfare – then hire us today! Click here to get started.

Our Experience

With over several decades of experience, we have mastered the ins and outs, what’s appropriate and what’s not, when it comes to building, constructions and installations projects in line with highest quality home improvement requirements in WA. If it’s not good enough for our family, we won’t recommend it to yours. We are being commended for our honesty, and for our genuine attitude of putting our customers’ needs and preferences above all else.


Constructing a new shed in your home offers numerous benefits like boosting or adding value to your property. Other significant advantages are listed below:

Additional Storage

Lasting Durability

Low Maintenance


Privacy & Security

Energy Saving Capacity

Size and Design Versatility

Affordable than Brick Models

Good Investment


Do you need a custom designed shed for your home or business in PerthBaldivis, Kwinana, Cockburn, Rockingham or Mandurah? Let us know!

Specifications & Warranties

Shire Approval

Full engineering on shed design

Grand Patios 15 yr Structural Warranty

Australian Bluescope Sheeting – 25 yr Warranty

100% Australian Steel

Experienced tradesmen Installers

WA owned and operated a business

Why Build Your Next Shed with Grand Patios?

Constructed completely from Australian steel that’s manufactured to withstand Australia’s climate, we use state of the art cutting tools and measurements to ensure each carport is built exactly to your specifications.

Designed, Engineered & Constructed In-house

High-Quality Structural Materials

Expert and Honest Advice

No Shed Too Big Or Small(excluding garden sheds)

Free Onsite Quote

Fast Turnaround Time.

Other services we offer:

Patios Carports Timber Patios Flat Roof Patios Gable and Hipped Patios Dome and Curved Roof Patios Alfresco Solar Span Alfresco Stratco Pavilion Alfresco Timber Specialist Lined Alfresco Decking  Commercial Construction

Areas We Service:

PerthBaldivis, Kwinana, Cockburn, Rockingham, and Mandurah in Western Australia. Contact us today to request for a free quote.


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Visit our Gallery to see more of our currently installed projects.

We want to invite you to like our facebook page and leave a review for us if you’ve used our products or services.


FREE REPORTS – 7 Simple Steps To The Perfect Patio



We stand by all of our completed projects by offering up to 25-year warranty.


Industry assured professional quality tradesmen. Licensed, Certified, highly trained and Insured.

Custom Design

All outdoor living projects are 100% custom designed and engineered in line with your preferences, choice and budget.


Over 25 years Experience in building highest-quality alfresco & patios throughout Western Australia.


We provide the highest quality home improvement & construction materials to all our projects throughout WA.


FREE measure and quote guaranteed. No fuss. No gimmicks.