Custom Home Builder, Brisbane & Gold Coast
Luxury custom homes and knockdown rebuilds across South-East Queensland.
Which describes you?
Tell us where you're at and we'll tailor the conversation to your situation.
Why Alexim
One aligned team
Land, design, construction and handover under a single roof — no middlemen, no finger-pointing.
QBCC Open Builder
Licensed for every scope of residential construction, from luxury custom homes to knockdown rebuilds.
Fixed-price certainty
Clear, contracted pricing before we break ground so your budget stays protected end to end.
Built to the Alexim Standard
Premium finishes, in-house quality control, and stage inspections against our internal spec.
How it works
Consultation
We meet, understand your vision, budget and site, and map the path forward.
Site & feasibility
Soil, survey, town planning and a feasibility study to de-risk the build.
Design
Architectural design tailored to your block, lifestyle and budget.
Fixed-price contract
A clear, contracted price before construction begins — no surprises.
Build & handover
In-house construction with stage inspections, then keys in your hand.
Love your street? Stay on it.
Demolish the old, design and build the new — all under one team, one contract, and one accountable builder. No juggling contractors.
Built on trust
"From the first conversation to handover, Alexim treated our home like it was their own. One team, zero friction."
Ian, Brisbane
"The fixed-price contract gave us total confidence. What was quoted is exactly what we paid — and the finish quality is exceptional."
Peter, Brisbane