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NB Custom Builds specialises in luxury custom homes on the Mornington Peninsula’s best-positioned blocks — architecturally designed, premium-specified, and personally supervised from concept to handover. We also deliver knock down rebuilds, duplex developments, and sustainable builds for clients across the Peninsula, all to the same standard.
Director Nick Barbera is your single point of contact throughout. We take on a limited number of projects each year, by design, so every build gets the craftsmanship a luxury home demands.
NB Custom Builds. Built on the Peninsula. Built to last.
Nick — Managing Director — is on every project himself, not a rotating project manager. You call him directly, start to finish.
Registered Builder VIC, Master Builders Victoria member, 18+ years working with Mornington Peninsula Shire Council.
We deliberately take on fewer projects each year than most builders, so a luxury build gets director-level attention throughout.
Design, permits, construction, and handover are all managed in-house — no handoffs between separate contractors.
Nick began as a carpenter, learning his craft on the tools, before becoming a project manager for one of the Peninsula’s most prominent builders. He founded NB Custom Builds to deliver luxury homes that exceed expectations — personally leading every project himself, from the first site visit to final handover.
No volume. No shortcuts. Just quality custom building, delivered personally.









Five stages, one point of contact throughout — from the first conversation to the day you get your keys.
Site visit, brief, and budget alignment
Concept through to full documentation
Planning, building & any required approvals
Director-supervised, start to finish
Final walkthrough, keys in hand
Every project is director-supervised from first consultation to handover — whatever the brief. Select a service below for full detail, or view everything at once.
Architecturally designed, director-supervised, built to the highest standard.
Replace your existing home with a quality custom build, start to finish.
Energy-efficient design built to lower your running costs for decades.
Engineering-led design that turns a challenging block into standout living.
A tested performance standard — quiet, efficient, and verified.
Our luxury custom home builds are designed to make the most of the Peninsula’s best-positioned blocks — maximising aspect, natural light, and indoor-outdoor connection. We work with Peninsula-based architects and designers, or provide referrals suited to your brief. Every luxury build receives director-level supervision from Nick Barbera throughout, from the first site visit to final handover.
A knock down rebuild lets you start fresh on a block you already love. We manage the entire process under one roof — permits, demolition, design, and construction — so you’re never juggling separate contractors. One builder, one relationship, one standard of quality.
For blocks with subdivision potential, we design and build dual-occupancy developments that maximise site value — whether you’re planning to sell, rent, or keep both dwellings in the family. Feasibility is assessed honestly before any design work begins.
Passive solar design, double-glazing, and energy-efficient specifications are central to building well on the Peninsula’s coastal-adjacent climate — reducing running costs and improving comfort year-round, without a generic “eco” premium tacked on.
Rather than engineering around a sloping block, we design to embrace it. Split-level layouts, engineer-certified footings, and considered retaining design turn a difficult site into a standout home — usually with better views than a flat block could offer.
A Passive House is a tested performance standard, not a marketing term. We design and build to meet it — verified by modelling and airtightness testing before handover, not just described as “eco” on a brochure.
Every project is director-supervised from first consultation to handover — whatever the brief. Select a service below for full detail, or view everything at once.
Everything you need to know before booking a consultation — from process to permits to cost.
Architect-ready documentation, premium cladding and roofing, double-glazed windows, designer kitchens and bathrooms, and full director supervision from first site visit to handover.
Yes — from first consultation through permits, design, and construction to handover. One team, one point of contact throughout.
Mount Martha, Safety Beach, Mornington, Mount Eliza, Sorrento, Dromana, Rosebud, Rye, Blairgowrie, Portsea, Flinders, McCrae, and surrounding Peninsula suburbs.
Most projects run 12–18 months from first consultation to handover, depending on scope and council approvals.
Every project is priced individually based on your brief, block, and specification — we don’t quote generic per-square-metre rates. Contact Nick for an honest, project-specific estimate.
You deal with Nick Barbera, our Managing Director, personally — on every project, start to finish.
| call | +61 483 938 575 |
| nick@nbcustombuilds.com.au | |
| Or | Fill in the form — we’ll be in touch within 1 business day. |
Mount Martha · Safety Beach · Mornington · Mount Eliza · Sorrento · Dromana · Rosebud · Rye · Blairgowrie · Portsea · Flinders · McCrae
Every project is director-supervised from first consultation to handover — whatever the brief. Select a service below for full detail, or view everything at once.