Australia's directory of local builders and tradies
51 results ★ 4.5 average from 15 reviewslistings updated 7 Oct 2026
Licensed builders for new homes, extensions, renovations and knock-down rebuilds. Compare 51 builders in Williamtown NSW: ratings, licences, services and contact details, and ask up to 3 of them for free quotes.
These businesses aren't based in Williamtown but list it as a service area.
Builders · Custom-Built Homes, Building Renovation & Additions, Deck Construction & Repairs
Licensed Serves this area
Builder in Anna Bay, NSW for custom-built homes, renovations and additions, decks, patios and pergolas.
Based in Anna Bay NSW · serves Williamtown
Builders · Custom Builds, Home Extensions, Custom Decking Services
Licensed Serves this area
Builder and carpenter in Nelson Bay, NSW for custom builds, home extensions, renovations and custom decking.
Based in Nelson Bay NSW · serves Williamtown
Builders · Building Renovations, Granny Flats, Deck Builders
Licensed Serves this area
Builder in Boolambayte, NSW for renovations, extensions, granny flats, decks and pergolas.
Based in Boolambayte NSW · serves Williamtown
Builders · Commercial construction works, Domestic extensions and renovations, Decks, patios and pergolas
Serves this area
Builder in Fullerton Cove, NSW doing commercial construction, domestic extensions and renovations, plus patios and pergolas.
Based in Fullerton Cove NSW · serves Williamtown
Builders · New Home Constructions, Bathroom Renovations & Refurbishment's, Decks & Pergola Constructions
Licensed Serves this area
Builder in Medowie, NSW for new home construction, bathroom renovations, decks and pergolas, and drafting plans for council.
Based in Medowie NSW · serves Williamtown
Builders · House Slab Concreting, Decorative Concreting, Driveway Concreting
Licensed Serves this area
Concreting and building business in Medowie, NSW for house slabs, decorative concrete and driveways across Port Stephens.
Based in Medowie NSW · serves Williamtown
Builders · New Home Builds, Building Renovations, Building Extensions
Licensed Serves this area
Builder in Tenambit, NSW for new home builds, renovations, extensions and custom architectural designs.
Based in Tenambit NSW · serves Williamtown
Builders · Brand new homes in kit form, to lock up…, Construction of new custom designed homes, Custom designed homes, whether we design…
Licensed Serves this area
Freedom Homes is a builder in Tomago, NSW, constructing custom designed new homes, including single, double storey and split level steel frame homes.
Based in Tomago NSW · serves Williamtown
Builders · Custom-Designed Home Build, Bathroom Renovations, Home Additions & Extensions
Licensed Serves this area
Builder in Corlette, NSW for custom-designed homes, extensions, renovations, decks and bathrooms across Port Stephens.
Based in Corlette NSW · serves Williamtown
Builders · Ensuite Renovations, Laundry Renovations, Complete Bathroom Renovations
Licensed Serves this area
Bathroom renovation builder and plumber in Nelson Bay, NSW, handling complete bathroom, ensuite and laundry renovations.
Based in Nelson Bay NSW · serves Williamtown
Builders · Building Renovations, New Home Constructions, Bathroom Renovations
Serves this area
Builder in Nelson Bay, NSW for new homes, renovations, alterations, strata works, waterproofing and underpinning.
Based in Nelson Bay NSW · serves Williamtown
Builder based in Salt Ash, NSW, taking on building work for homes and commercial sites around the region.
Based in Salt Ash NSW · serves Williamtown
Builders · Industrial Building Constructions, Commercial Building Constructions, Building Design & Constructions
Serves this area
Based in Medowie NSW · serves Williamtown
Builders · Renovation & Extension Plans, Custom Designed Homes, Architectural Design
Serves this area
Building designer and builder in Anna Bay, NSW for new home design, renovation and extension plans, and architectural design.
Based in Anna Bay NSW · serves Williamtown
Based in Tomago NSW · serves Williamtown
Based in Fern Bay NSW · serves Williamtown
Based in Seaham NSW · serves Williamtown
Builder listed in Main Creek, NSW, servicing Bulahdelah - Stroud, Dungog, Gloucester and nearby areas.
Based in Main Creek NSW · serves Williamtown
Builders · New Homes, Bathroom Renovations, Custom Concrete Pools
Licensed Serves this area
Builder in Dungog, NSW for new homes, renovations, bathroom renovations and custom concrete pools.
Based in Dungog NSW · serves Williamtown
Building contractor based in Vacy, NSW, servicing Dungog, Gloucester, Maitland and surrounding areas.
Based in Vacy NSW · serves Williamtown
Builders · Rural House Pads, Hill Contouring, Dam Water storage Construction
Serves this area
Fenwick Dirtworks is an earthmoving and building business in Nerong, NSW, doing rural house pads, hill contouring and dam construction.
Based in Nerong NSW · serves Williamtown
Based in Tea Gardens NSW · serves Williamtown
Based in Medowie NSW · serves Williamtown
Hunter Homes is a builder in Heatherbrae, NSW, offering home designs, display homes, house and land packages and new homes.
Based in Heatherbrae NSW · serves Williamtown
Tell us about the job and we'll match it with up to 3 builders in Williamtown. Your contact details go only to businesses on a paid plan here, and after you send we tell you which businesses got them. Free, no obligation.
Licensed builders for new homes, extensions, renovations and knock-down rebuilds. Aussie Builders Directory lists 51 builders in Williamtown NSW, with ratings, licences and the services each one offers.
Compare two or three. Check each one's licence on your state regulator's public register, read recent reviews, look at photos of similar jobs, and ask for a written, itemised quote. A business that is owner verified on Aussie Builders Directory has confirmed it runs the listing.
It depends on the size of the job, materials, access, and how soon you need it done. Most trades quote a fixed price for a defined job and an hourly rate for repairs and call-outs. Asking two or three local businesses for a written quote is the quickest way to see the going rate in Williamtown.
Most residential trade work in Australia must be done by a licensed contractor, and building work above a set value needs a written contract and home warranty insurance. The rules differ by state, so check the licence number before work starts. Listings marked "Licensed" show a licence or certification on their profile.
Some businesses are based in a nearby suburb but travel to jobs here. On suburb pages we list businesses based in the suburb first, then the ones that say they serve it.
Tell us about the job once. We match your request with up to 3 builders near you. A business on a paid plan here gets it with your name and contact details and can contact you directly. A business on the free plan sees the job and your suburb but not your details, so it can't contact you unless it upgrades. A business that hasn't claimed its listing sees your request only once it claims. After you send, we tell you which applies to each business. It's free and there's no obligation.