Building Design Blog

Name: Design Science
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Expert guides on building design, renovation planning, construction costs and council approvals on the Gold Coast. Written by David Steadman — licensed builder and building designer with over 20 years of hands-on experience. Whether you're planning a custom home, renovating an existing property, or navigating council approvals, our articles give you the practical knowledge you need before starting your project.

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Costs & Budgets

Council & Approvals

Custom Home Design

Design Inspiration

Industry Guides

Renovations

Sustainable Design

Garage Converted Into A Living Space With A Single Skylight, Single Bed And Workspace With Desk And Computer, Beach Style Interior Design. Generative Ai.

Can You Convert a Garage Into a Bedroom on the Gold Coast?

Thinking of converting your Gold Coast garage into a bedroom? Here are the key code, slab, light, ventilation, parking and approval issues to check first.

Construction professional using a tablet with a 3D digital building model for scan-to-design.

3D Laser Scanning for Gold Coast Renovations: How Scan-to-Design Works

See how Design Science uses Trimble X9 3D laser scanning to capture your home accurately as-built, then design your renovation around real measurements.

knockdown rebuild vs renovation on the gold coast

Renovation Builder vs Renovation Designer Gold Coast — Which Do You Need First?

If you are planning a renovation on the Gold Coast, your first instinct is probably to call a builder. Get […]

how much does a home renovation cost on the gold coast in 20

Complete Guide to Home Renovations on the Gold Coast (2026)

Renovating a home on the Gold Coast is different from renovating anywhere else in Australia. The subtropical climate, council requirements, […]

Comparison chart showing when to hire a renovation designer, interior designer, or architect for Gold Coast renovations

Renovation Designer vs Interior Designer vs Architect — Which Do You Actually Need on the Gold Coast?

When you start planning a renovation on the Gold Coast, one of the first decisions you’ll face is which professional […]

Saltwater pool at twilight with stone feature wall, glass fencing and illuminated kitchen visible through full-height glass doors at renovated Southport home

Southport Home Renovation Case Study — A Complete Transformation

When we first walked through this Southport property, what we saw was a dated house on a 508-square-metre block in […]

raise and build under on the gold coast costs process and is

Raise and Build Under on the Gold Coast: Costs, Process & Is It Worth It?

Raising an existing home and building underneath is one of the most cost-effective ways to double your living space — […]

Renovation Costs Gold Coast: Complete Pricing Guide (2026)

Current 2026 pricing for every common renovation type on the Gold Coast. For a comprehensive look at total project costs, […]

house extension gold coast costs options and what to conside

House Extension Gold Coast: Costs, Options & What to Consider (2026)

A house extension is one of the most common building projects on the Gold Coast. Whether you need more living […]

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