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David O'Brien Design + Build

David O'Brien Design + Build

Design Drafting3D Modelling Construction

Custom HomesRenovationsInteriorsLandscapingCommercialUnique Projects

Process

Choose the service your project needs. Know the fee, deliverables and next step before you begin.

Start with Site + Vision, or join us at design, planning or working drawings when your project is ready. Each service is appointed independently, with its scope and fee set out in a proposal.

Site and Vision report laid open to a site study

Site + Vision

  • Professional site analysis and site intelligence indicators
  • Options compared, with a recommended pathway
  • Indicative construction budget
  • Due diligence report and feasibility assessment
Fee
From A$1,100 inc. GST
Credit
Full credit to Custom Design within 90 days
Paid
Before commencement
Designer drawing a home plan

Custom Design

  • Agreed brief before any design begins
  • Concept and design development
  • 3D model and views
  • Cost check against your budget
Fee
Fixed, in your proposal
Paid
50% on commencement, 50% before issue
Design team reviewing drawings and a project model

Planning + Lodgement

  • Drawings and reports for approval
  • Consultants coordinated
  • Lodgement and responses to council
  • One revision allowed for lodgement
Fee
Fixed, in your proposal
Paid
50% on commencement, 50% before lodgement
Construction drawings, material samples and a digital home model

Working Drawings + Build Ready

  • Construction drawings and specification
  • Engineering and energy coordinated
  • Building consent
  • A set any builder can price
Fee
Fixed, in your proposal
Paid
50% on commencement, 50% before issue

Optional · when you are ready to build

Builder Alignment

Shortlisted builders from a curated network price the same documents. We compare scope, inclusions and price with you before you sign, for a small, fair fee set out in your proposal.

Optional · during construction

Construction Advisory

Design questions answered and decisions supported while the builder builds. The builder stays responsible for the building work.

About

About David O'Brien

Portrait of David O'Brien
“I started DOB to design & build with character, purpose and ambition.”

I'm inspired by the potential within every client, site and idea — transforming that potential into quality spaces shaped by light, landscape and the way people truly want to live.

From the first conversation, we help clients see what's possible and move forward with clarity, balancing creative ambition with budget, buildability and purpose.

Every great project begins with an idea; our role is to reveal what it could become and give our clients the confidence to bring it to life.

David O'BrienDirector

Master of ArchitectureBachelor of Architecture + Landscape Design

Questions

What clients ask before they start.

Our focus is to deliver a project that is thoughtfully designed, built well and right for you.

Ready to explore your property’s potential? Register an enquiry and tell us what you have in mind.

Register an enquiry

Enquiry

Tell us about your project.

Share what you have in mind and we'll help you find a clear starting point.

Preferred contact
Project type

Book a call

Book a Discovery Call.

Prefer to talk it through? Choose a time that works for you.

Find us at our West Lakes Studio

75A/155 Brebner Drive, West Lakes SA 5021

Monday–Friday · 9:00 am–5:00 pm

View Studio on Google Maps

Start with clarity

Begin your Design Exploration.

Play around with our Design Explorer and request a Site + Vision when ready

Get Started