What Does a Building Designer Do – and Do I Need One for My Renovation?

Japandi Style Living Room - Render by Roka Design Studio

If you're planning a renovation, extension, or new home build, you might be wondering — should I hire a building designer? And what exactly do they do?

In this post, I’ll break it down clearly: what a building designer is, how we differ from architects or draftspersons, and how working with one can save you time, money, and stress — especially if you’re renovating in Newcastle or the surrounding areas.

What is a Building Designer?

A building designer is a qualified professional who specialises in the planning, design, and documentation of residential and small-scale commercial buildings. Think of us as the bridge between your ideas and the builders who bring them to life.

In NSW, building designers are licensed (through the Department of Fair Trading) and often have backgrounds in architecture, construction, or interior design. Many — like myself — hold advanced qualifications such as a Diploma of Building Design or a Master of Architecture, with real-world experience navigating council processes, approvals, and local design challenges.

How Are Building Designers Different from Architects or Draftspeople?

Role	Focus	Typical Projects	Cost
Architect	High-concept design	Large homes, commercial	$$$$
Building Designer	Practical, budget-conscious design	Renovations, new builds	$$$
Draftsperson	Technical documentation only	Plan drawings	$$

A building designer is often the best choice for homeowners who want high-quality design with cost-conscious solutions — particularly for renovations, extensions, or small new builds.

Newcastle Renovation Alterations & Additions Concept - Render by Roka Design Studio

Why Work With a Building Designer for Your Renovation?

Here’s what I do for clients across Newcastle, Lake Macquarie, and the Hunter:

1. Turn your ideas into practical design

I listen closely to how you want to live — and translate that into spaces that flow well, feel beautiful, and actually work for your family long term.

2. Balance creative vision with budget

Design isn’t about expensive materials — it’s about smart use of space, light, and layout. I specialise in creative solutions for everyday budgets.

3. Handle the red tape

Council approvals, certifiers, bushfire zones, heritage overlays — I handle all the planning and documentation, so you don’t have to.

4. Support you from concept to construction

From initial ideas through to construction drawings, I can work with your builder (or recommend one) and help avoid costly mistakes with good planning upfront.

Local Insight Matters

I live and work in Newcastle — which means I understand the quirks of our climate, blocks, and council rules. Whether it’s:

• Navigating tricky slopes in Merewether

• Designing around sea breezes in Bar Beach

• Renovating a post-war home in Kotara or Mayfield
  — I bring local knowledge to every project.

Is a Building Designer Right for You?

If you’re:

• Renovating a family home or investment property

• Planning a small to medium new build

• Working with a modest or realistic budget

• Wanting someone who values both aesthetics and function

Then yes — a building designer could be the perfect fit.

Family Friendly Renovation - Photo by Roka Design Studio

Next Steps

Thinking of renovating or building in Newcastle or surrounds? Let’s chat. I offer affordable design packages and concept consults that help you figure out what’s possible — without the overwhelm.

Whether you’re just starting to plan or ready to get things moving, I’d love to hear from you.