Custom

Home Builders

Premium craftsmanship. Personalised service. A home built exactly the way you envisioned it.

Dotted lines for Ha Constructions
Dotted lines for Ha Constructions

HA Constructions has been building custom homes across Sydney since 2015. From architecturally designed residences in the Eastern Suburbs to custom duplexes on the North Shore and bespoke family homes throughout the Inner West and Northern Beaches, we bring the same standard of workmanship to every project — precise, considered, and built to last.

Every home we build starts with a conversation. We work closely with you, your architect, and your designer from the first consultation through to handover, so the finished result reflects your vision, not a compromised version of it. Our reputation has been built on word-of-mouth referrals from clients who trust us to get the details right — and we take that seriously on every single build.

What's Included

What We Build

Architecturally Design Homes in Vaucluse
Get a Free Consultation

Luxury Custom Homes

Fully custom-designed homes built to your brief, with premium materials and finishes throughout.
Office image

Home Renovations and Extensions

From second-storey additions to full-scale extensions and structural alterations, we transform existing homes while protecting what makes them special.
Custom building

Architecturally Designed Homes

Seamless collaboration with your architect to realise complex designs with precision and care.

Project Management

End-to-end coordination of trades, council requirements, and construction timelines so your build runs smoothly and stays on schedule.

Custom Duplex Builds

Dual-occupancy and custom duplex construction for homeowners and investors across Sydney and NSW. We work with duplex builders' plans and architects to deliver both dwellings to the same exacting standard.
Redesign home in Bondi

Our Process

How We Work

Free Initial Consultation

We start with a no-obligation conversation to understand your project, your site, and your goals. This is your opportunity to ask questions, share ideas, and get a clear sense of what's possible. There's no sales pressure — just an honest discussion about what your build involves.

Design Collaboration and Planning

We work alongside your architect and designer to ensure your plans are buildable, accurate, and ready for construction. If you're still at the design stage, we can recommend trusted professionals in our network. We flag potential issues early so there are no surprises later.

Approvals & Permits

Before construction begins, we manage all necessary council approvals, permits, and compliance requirements on your behalf. We handle the paperwork and liaise with authorities so you don't have to, keeping your project on track and fully compliant from day one.

Construction and Handover

We build your home with the same attention to detail in the frame as in the finish. Throughout construction, we keep you informed at every stage — clear updates, direct access to our team, and a handover you'll feel genuinely proud of.

Why Choose Us

Why Sydney Homeowners Choose HA Constructions

Workmanship That Speaks for Itself

Most of our projects come through word-of-mouth referrals from past clients and architects who’ve seen our work firsthand. That’s the standard we hold ourselves to on every build — not because it’s good marketing, but because it’s the right way to build. Traditional craftsmanship combined with modern construction techniques produces homes that are both beautiful and built to endure.

HA Constructions has grown since 2015 through word-of-mouth referrals — from clients, repeat customers, and the architects and designers we work alongside. We don’t advertise on billboards or run seasonal promotions. When you enquire with us, it’s almost always because someone whose opinion you trust pointed you here. That’s the standard we hold every project to.

It is a long established fact that a reader will be distracted by the readable content of a page when looking at its layout. 

Bondi home renovation
Kitchen renovation in Sydney

Location & Service Area

Serving Sydney Wide

We build custom homes, duplexes, and extensions across Greater Sydney, including the Eastern Suburbs, Inner West, North Shore, Northern Beaches, Hills District, South West Sydney, Greater Western Sydney, Sutherland Shire, Canterbury-Bankstown, and Parramatta. Each location brings its own council requirements, site conditions, and architectural character — and we have the local experience to navigate all of it. If you’re searching for custom duplex builders in Sydney or a trusted residential builder near you, we’d welcome the opportunity to discuss your project.

Eastern Suburns

Inner West

North Shore

Northern Beaches

Hills District

South West Sydney

Parramatta

Sutherland Shire

Canterbury-Bankstown

Greater Western Sydney

Sydney CBD & Surrounds

FAQ

Good Questions — Here's What to Know

01.How much does it cost to build a custom home in Sydney?

The cost of building a custom home in Sydney varies significantly depending on the size, site conditions, materials, and level of finish. As a general guide, custom residential construction in Sydney typically ranges from $3,500 to $6,000+ per square metre for high-quality builds, with architecturally designed or luxury homes sitting at the upper end. The most reliable way to understand your project cost is through a detailed fixed-price quotation based on your finalised plans — which is exactly what we provide after your initial consultation.

It is a long established fact that a reader will be distracted by the readable content of a page when looking at its layout. 

It is a long established fact that a reader will be distracted by the readable content of a page when looking at its layout. 

It is a long established fact that a reader will be distracted by the readable content of a page when looking at its layout.