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Build it yourself. Never build it alone.

Independent guidance for Australian owner-builders from an ex-builder with years of hands-on construction experience. Fixed fees, no hourly meter — and honest advice, even when that advice is “don’t owner-build”.

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Where are you in your build?

Everything on this site is organised by stage, not by sales pitch. Pick your door.

The money traps

The $15k mistakes owner-builders make

Three of the most expensive — each one avoidable if you see it coming.

How it works

Expert eyes on your documents, in three steps

1

Send your documents

Quotes, contracts, budgets — whatever the decision in front of you involves. Upload or email, from anywhere in Australia.

2

Expert review

An ex-builder with years of hands-on construction experience goes through them line by line, against real current costs.

3

Written report + call

You get the gaps in writing, then a call to walk through exactly what to do about each one. You stay in control.

Jesse Barrass, founder of OwnerBuilderHQ

Guidance from someone who still walks sites every week

Jesse Barrass — an ex-builder with years of hands-on construction experience

Not a call centre, not a course-seller. An ex-builder who’s worked every side of construction — residential trades, running a building business, and major commercial projects — now helping owner-builders avoid the mistakes that cost real money.

Read my story

The method

This is how the gaps hide

Four lines from a slab quote, read the way a teardown reads them. The cheapest quote is often just the emptiest scope.

findings — example format

Concrete pump hire

Not mentioned anywhere in the quote

Unpriced — typical $800–$1,500 per pour

Rock excavation

“Excavation in other than natural soil excluded”

Excluded — repriced mid-job at machine day-rates

Piering allowance

Allowance $2,400

Roughly half the local going rate for this soil class

Termite management

Priced, part and system named

Priced properly — no action

Every finding: the quote line, the gap, the realistic cost band.

The same format every teardown report uses.

How we work

Three rules that don't bend

Education, not inspection

We make you the person who catches the problem, and we’re explicit about the line: document review and guidance — not certification, not legal advice.

We’ll tell you not to owner-build

If the honest answer for your situation is “not yet” or “no”, that’s exactly what you’ll hear — even when that honesty costs us a sale.

Proof over promises

Client results are only ever published as documented findings, and worked examples are labelled as exactly that. No invented testimonials, no stock stories.

Get the free Owner-Builder Money Traps guide

The mistakes that cost owner-builders $15k+ — and how to spot each one before you sign anything.

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Free ConsultTeardown — $290