About TG Building

About TG Building

TG Building is owned and operated by builder Tony Gronowski, offering custom home-building business in the Hills District. We service the whole of the north-west Sydney region, providing a reliable and personal service.

Whether you are looking to build your dream home, renovate, extend, build a granny flat, deck or pergola, we strive to get the job completed on time, within budget and to the highest standard of workmanship.

We are fully licensed and insured.


    We believe in doing quality work – every time. Our commitment to the highest standards in building mean that you will be proud of everything in your new home or extension.


    As a small, family-owned and run company, TG Building can manage your entire build, from beginning to end. We can help with design and building approvals, full construction, right up to the necessary finishing touches.


    At TG Building, you will be dealing with the owner of the business as well as the person doing the work. As a small, friendly business, you will enjoy personal service every step of the way.