About Wollongong Custom Home & Renovation Builder

Our Commitment

Our commitment lies in providing you with the very best in professionalism and customer service. 

Delivering on this is possible due to our expertise in functional renovations, extensions and custom homes. The focus is on attention to detail, and we take great pride in our work.

Each of these elements will be evident from the very start of your project.

Our design team take the time to listen, in order to deliver your desired outcome with excellence, and minimum fuss and disruption in the process. 

We will guide, support and collaborate with you through the entire process, to deliver the home you imagined. 

We are with you every step of the way.

Love where you live, but want to update your home? 


You need a specialist extension and renovation builder who will listen to your vision, and help you create a design focussed home that is both beautiful and functional – as well as perfectly suited to your needs.

With over 25 years experience, Black Diamond Constructions are transforming homes in Wollongong and across the South Coast of NSW.

Proud members of the Master Builders Association, our team are focussed on safety, innovation and professional practise. 

If you’re looking for a local builder specialising in luxury home extensions and renovations, enquire today. 

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