Luxury custom home built by 383 Design Homes & Additions in Perth, WA

Perth, Western Australia

Luxury Home Builders in Perth

Family-owned custom builder designing high-quality homes, renovations and commercial projects tailored to your block and lifestyle.

Family-Owned Business
Custom Designs
Perth-Wide Service
Quality Craftsmanship
383 Design Homes builder reviewing architectural plans – detail-oriented craftsmanship

30+

Years of combined building experience

About Us

Perth's Trusted Family Builder

At 383 Design Homes & Additions, we believe your home should be as unique as you are. As a family-owned and operated builder based in Carramar, we bring a personal touch and genuine care to every project we take on across the greater Perth metropolitan area.

With over 30 years of combined experience in residential and commercial construction, our team blends meticulous attention to detail with honest, transparent communication — from the first consultation right through to handover.

Whether you're building your dream home from the ground up, extending your existing property, or developing a boutique commercial space, we tailor every design to your specific block, budget and lifestyle.

  • Personal Service

    You deal directly with us, always.

  • Luxury Finishes

    Premium materials and craftsmanship.

  • Transparent Process

    Clear communication at every stage.

  • Tailored Designs

    Built for your block and lifestyle.

Discuss Your Project

What We Build

Our Building Services

Three core services. One consistent standard of excellence — delivered personally by our family-run team.

Newly completed luxury custom home built by 383 Design in Perth, WA

Custom Home Construction

We design and build brand-new custom homes tailored precisely to your block, your vision and your lifestyle. From initial concept through to final handover, every detail is handled with care.

  • New builds from the ground up
  • Single and double storey homes
  • Tailored to your land and lifestyle
  • Full project management
Enquire About This Service
Modern home addition and renovation showing open-plan living extension in Perth

Home Renovations & Additions

Transform your existing property with a beautifully designed extension, full rebuild or targeted renovation. We specialise in additions that seamlessly integrate with your existing home.

  • Rear and upper-storey additions
  • Full home renovations
  • Kitchen and living extensions
  • Alfresco and outdoor living spaces
Enquire About This Service
Contemporary commercial office building completed by 383 Design in Perth, WA

Commercial Building Projects

From boutique offices and retail fitouts to industrial builds, we bring the same quality and personal service to every commercial project. No job is too large or too specialised.

  • Office and corporate fitouts
  • Retail and hospitality builds
  • Industrial and warehouse projects
  • Boutique commercial developments
Enquire About This Service

Where We Work

Serving Perth & Surrounds

Based in Carramar in Perth's northern suburbs, we service the entire greater Perth metropolitan area. Whether you're in the north, south, east or inner city — we travel to you and deliver the same high standard of care.

Check Your Area – Call Now
  • Carramar
  • Joondalup
  • Wanneroo
  • Clarkson
  • Butler
  • Merriwa
  • Currambine
  • Mindarie
  • Quinns Rocks
  • Alkimos
  • Yanchep
  • Two Rocks
  • Ellenbrook
  • Baldivis
  • Rockingham
  • Mandurah
  • Perth CBD
  • All Greater Perth

Not sure if we cover your suburb? Give us a call — we'll let you know.

What Clients Say

Trusted by Perth Homeowners

We build long-term relationships, not just homes. Here's what some of our clients have shared.

From our very first meeting, 383 Design made us feel like we were their only client. The attention to detail in our new build was outstanding. We could not be happier.

Sarah M.

Carramar, WA

We used 383 Design for a rear addition and alfresco. The team was professional, on time and the finish quality exceeded our expectations. Highly recommended.

James & Lara T.

Joondalup, WA

As a business owner, I needed a reliable commercial builder I could trust. 383 Design delivered our office fitout on schedule and within budget. Great team.

David K.

Wanneroo, WA

Reviewed on Google

Search “383 Design Homes” to read our reviews

View on Google

Get In Touch

Start Your Project Today

Ready to build, renovate or extend? Get in touch and we'll arrange a no-obligation consultation to discuss your project.

Send an Enquiry

Fields marked * are required. We'll respond within 1–2 business days.