Your custom home renovator in Newcastle

Helping property owners across Newcastle, Lake Macquarie and the Hunter Valley, ANTZ Modifications & Alterations are your custom specialists in home renovations. 

The home renovation specialists

Specialising in both large and small building jobs including home renovations, repairs & maintenance, small single storey additions, no job too small.  

Anton and his team are ready to help you find creative and practical solutions to transform your home.

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Home Renovations

We can upgrade your home to bring it into the 21st century, including bathroom, laundry and kitchen renovations.


Building Repairs

We have the knowledge and experience to make repairs to your property to keep your family safe.


Building Maintenance

We carry out regular maintenance for homeowners, property investors and commercial clients.


Alterations & Additions

We can modify your home to meet your needs and help you live your best life, with decks, ramps and verandahs.


ANTZ Modifications and Alterations aims to create an experience with every project. By listening to your needs and harnessing over 30 years of expertise, our goal is to inject balance and harmony into your home, building a space where you can live freely and relax. 

Why choose another builder when you can get more for your project with us?


Having been in business for over 30 years, we can guide you through the whole building and renovation process.


We pride ourselves on our quality and always use the best quality tools and materials to do the job right.

Client Centric

We take the time to listen to what you need and work with you to deliver an outcome you can be truly proud of.


We think outside the box to solve design issues to ensure you get the best outcome.

We cannot recommend Anton highly enough. Very friendly, hardworking, high quality workmanship and full of ideas to help you achieve your goals.
Friendly Customer
Anton was awesome to work with. Anton was always professional, helpful and dedicated to our job. Our renovations would not look as amazing as they do without his ideas, creativity and high quality workmanship. We recommend Anton to everyone we know and are looking forward to getting him to do phase 2 of our renovation plans.
B Todd
Anton has completed a lot of work on both our home and office now and his work is outstanding. His attention to detail, broad skill base and ability to think outside the box is phenomenal.
C Orbell
Home Renovation Specialists, ANTZ Modifications & Alterations

Looking for a local custom home renovator?

Call us now on 0412 450 667 or complete our contact form to arrange a quote.