Getting an indicative price from a builder while the concept is still changeable, before you commit to the design.
You have a concept you like and no real idea whether it is a four hundred thousand dollar house or an eight hundred thousand dollar one. Someone has told you a builder will look at it for nothing. That is usually true, and it is worth doing — but it helps to know what you are getting.
At concept stage there is no engineer's slab, no site cut, no window schedule and no decision about whether the bathroom moves. A builder pricing that is working from a rate per square metre and a memory of the last job that looked similar. The number is honest. It is also a range wearing the costume of a price.
What an early check is for is direction, not accuracy. It tells you whether you are a little over or nowhere near — and those two situations call for completely different conversations. Finding out now means the fix is a design decision. Finding out at tender means the fix is starting again.
Sometimes the number comes back and the honest answer is that this project shouldn't proceed. Better to hear it now.
A beautiful concept you can't afford wastes everyone's time and money. Testing the price at concept — rather than at tender, twelve months and a full documentation fee later — means the correction is a design conversation instead of a demolition of the whole scheme.
The first real evidence that the thing is possible. Until a builder puts a number on it, the project is theoretical. This is where quiet doubt either resolves or is confronted while there's still room to act.
The first genuine price arrives at tender, after the full fee has been spent documenting a scheme that was never affordable. The client has paid for drawings of a house they can't build, and the anger is entirely understandable.
I will usually bring a builder I trust in for an early price check while the concept can still change. It is the first real number anyone has put on the thing, and it is far better heard now, when the correction is a design conversation, than at tender twelve months and a full documentation fee later. Knowing which builders price this kind of work honestly is something that accumulates over years, and it materially reduces the chance the project collapses at the end.
Treat an early number as a bracket rather than a price. A builder looking at a concept is estimating from area, storeys, roof complexity and how hard the site looks — not from documentation, because there isn't any yet. What moves it later is everything not yet decided: footings once an engineer has looked at the soil, the cost of getting machinery down the side of a Brisbane house on a slope, retaining, drainage, and the selections nobody has made. The number's value is in the size of the gap it reveals, not its decimal places.
Often not. On a straightforward house renovation, a builder's early check plus an architect who has recently seen real Brisbane prices will get you close enough to make decisions. A quantity surveyor earns their fee when the project is large, structurally unusual, staged, or when you need a defensible cost plan for a lender. A residential cost plan is typically a four-figure fee — real money, but small against the cost of documenting a scheme that was never affordable. The test is whether a number on letterhead would change what you do next.
Most will, and many are genuinely useful at it. Be clear-eyed about the arrangement though: a free estimate is business development. The builder giving it has an interest in you starting, and in the number being a comfortable one. That does not make it dishonest — it makes it optimistic at the edges. Ask what the figure excludes, whether it carries a contingency, and what it assumes about site access and demolition. The exclusions tell you more than the total does.
Say so at the outset, in plain terms — you are testing the budget, not awarding the job, and the project will still be tendered or negotiated properly later. Good builders are comfortable with that — the ones who aren't have told you something useful. Some will charge a small fee for a considered early estimate, and I would rather pay it than take a free number that was never really looked at. Keep the relationship warm either way, because you may well come back to them.
You do one of four things, and it is better to name them out loud: reduce the scope, raise the budget, stage the work, or stop. Staging is underrated in Brisbane — do the structural and services work now while the walls are open, and fit out the second bathroom in three years. Stopping is the option nobody offers you, because everyone in the room is paid by you continuing. It is still sometimes the right answer, and the cheapest moment to take it is now.
If you would rather start small, the First Sketch Session is two hours at your place. You keep the sketches, and there is no obligation afterwards.