Quality building you can trust.

With over 6 years of industry experience, the team at JDD Building are committed to delivering exceptional results, honest advice and reliable workmanship. Guiding you through your project with care and professionalism.

CONTACT US : 0473 906 163

About us

JDD Building is a licensed and insured builder servicing the Hills District and North West Sydney, specialising in renovations, alterations, decks, pergolas and outdoor living spaces. We focus on quality workmanship, honest communication and practical building solutions tailored to each project. Whether you’re upgrading an existing deck, reframing structures, or transforming your home with modern improvements, JDD Building delivers reliable results from start to finish. Based locally, we proudly service Hills District and surrounding areas with professional construction services you can trust.

Thank you for choosing JDD Building — we look forward to bringing your vision to life.

Services we specialise in

New Builds

Renovations

Alterations/Extensions

Bathroom & Kitchens

Decks

Pergolas

Our latest work/projects

Captain Cook Project

Paddington NSW

Living Room Alteration

Rouse Hill NSW

Garage Conversion

Glenhaven NSW

EcoDeck

Rouse Hill NSW

From our clients

We're proud to have earned the trust of our clients across the Hills District through reliable service, quality builds and honest advice. Take a look at what our clients have to say about working with us.

Josh has completed several projects at my home and salon, including building a dividing wall to turn one large room into two, removing our old deck and installing a new Eco Deck with Screening etc. From start to finish he made the entire process feel easy and stress-free. He is reliable, professional and takes real pride in his work. We couldn't be happier with the results and would highly recommend Josh to anyone looking for a skilled, trust worthy builder !!

Jo Baldwin

Rouse Hill Project

Josh did a garage conversion into a one bedroom granny flat with an ensuite and we're so happy with the result. He was professional and reliable. The quality of his work was excellent, would highly recommend him.

Megan

Glenhaven Project

Josh installed two sets of French doors in our old poke room and the transformation is unreal. Josh is easy to work with and the quality of his workmanship was excellent. We are very happy with the result and couldn't recommend him enough.

Con

Captin Cook Project

Contact Us

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Address

Castle Hill NSW 2154, Australia

Phone

0473 906 163

Email

info@jddbuilding.com.au

ABN

87682471343

Operating Hours

Monday: 7am - 5pm
Tuesday : 7am - 5pm
Wednesday: 7am - 5pm
Thursday: 7am - 5pm
Friday: 7am - 5pm