What we build

Services Built Around Your Project

From the first slab to the final coat — Carlsen Building delivers residential and commercial construction with the same rigour at every scale.

Residential

Residential Construction

We build homes that last. Whether you're starting from scratch or transforming an existing property, our residential team brings precision craftsmanship and transparent communication to every stage.

Custom Home Builds

Architecturally designed homes built to your brief. We work closely with designers and trusted architects to bring your vision to life.

  • Full project management
  • Fixed-price contracts available
  • Structural and architectural builds
  • Energy-efficient construction methods

Knockdown Rebuilds

Maximise your land's potential. We handle the full process — demolition, council approvals, and construction — with minimal disruption to your timeline.

  • Demolition coordination
  • Council approval assistance
  • Site preparation and drainage
  • New build to completion

Renovations & Extensions

Expand your living space or modernise what you have. Our renovation team integrates seamlessly with existing structures while meeting current building codes.

  • Second storey additions
  • Kitchen and bathroom renovations
  • Open-plan conversions

Dual Occupancy & Subdivisions

Unlock the investment potential of your property. We manage dual occupancy builds and subdivision projects from planning through to handover.

  • Dual occupancy design
  • Subdivision planning
  • Strata title assistance
  • Investment-grade finishes

Commercial

Commercial Construction

Carlsen Building has delivered commercial projects across retail, industrial, and office sectors. We understand that time is money — our commercial team works to programme, on budget, every time.

Commercial Developments

New commercial builds from ground up. We deliver retail centres, office buildings, and mixed-use developments with the same attention to detail as our residential work.

  • Design and construct options
  • Project programming and scheduling
  • Subcontractor management
  • Practical completion certification

Industrial Construction

Warehouses, factories, and industrial facilities built to specification. We understand the operational requirements of industrial clients and build accordingly.

  • Tilt-panel and portal frame construction
  • Mezzanine floors and fitouts
  • Compliance with industrial standards

Tenancy Fitouts

Retail and office fitouts completed on time and on budget. We work around trading hours where required to minimise disruption to your business.

  • Retail and hospitality fitouts
  • Office refurbishments
  • After-hours construction available

Refurbishments & Upgrades

Extend the life and value of your commercial asset. From facade upgrades to full internal refurbishments, we deliver quality outcomes for building owners and tenants.

  • Facade and cladding upgrades
  • Mechanical and electrical upgrades
  • Accessibility compliance works
  • Staged delivery to minimise downtime

Our process

How We Work

01

Initial Consultation

We meet on site to understand your project, timeline, and budget. No obligation — just a straightforward conversation.

02

Detailed Proposal

We prepare a comprehensive scope of works and fixed-price quote. No hidden costs, no surprises — everything is documented upfront.

03

Planning & Approvals

Our team manages council approvals, engineering, and pre-construction planning so you don't have to navigate the paperwork alone.

04

Construction

Regular site updates, transparent communication, and rigorous quality control at every stage. You're always informed and in control.

05

Handover

A thorough defects inspection, full documentation package, and a handover meeting to walk you through your completed project.

Ready to Start Your Project?

Tell us what you're building and we'll put together a no-obligation proposal within 48 hours.