Renowned Custom Home Builders in St Marys


Tekton Building Group – The Best Custom Home Builders In St. Marys 

Tekton Building Group are the most trusted custom home builders in St. Marys and Sydney. We are immensely proud of being able to offer our clients the one-on-one tailored services that they are looking for. We can do all that our clients want us to do to help them build the home that they have always dreamed of. Whilst providing them the most professional experience at every step of the project. We keep in mind the unique lifestyle of our clients in all our projects.

That is the reason we use the best professionals for construction. The same also goes for the suppliers we work with. And we also have professional consultants who can assist our clients with the ideation process so they can get a better idea of what they are looking for. So we can design, build, and create the most appropriate home for our clients.

Why should clients choose us over others?

We have been working in the construction industry for over 10 years now. Therefore, we understand what we need to do given the local conditions and general climatic patterns of the area where we are doing the work.

Offering plenty of choices for our clients

We have many custom packages for our clients to choose from. It is this multiplicity of choice that has led many to consider us the finest custom home builders in St. Mary’s. Since we have so many options, our clients are always more than likely to find something that would suit their lifestyle the best. We also consider any stylistic and aesthetic preference they may have. We have a team of professionals that would always work closely with our clients, so that they can have a beautifully unique home that really suits their taste and lifestyle needs.

Covering all aspects of these projects

This includes every aspect of the work, such as interior arrangements and the colours that our clients want on their walls. Our reputation and experience in the industry are second to none. In all the years of our existence, we have been able to forge a reputation as one of the top players in the residential custom home building industry. People also know us for our consistency in quality. We are passionate about being as innovative as we can in our craftsmanship. We also never compromise on the quality.

Our knowledge and overall quality

As the top custom home builders in St. Marys, the homes of our clients are like our own work. We never think of them as just assignments that we have to complete within a certain timeframe and budget but instead, we work on it like as our own home. We have worked all around Sydney and so we have unparalleled knowledge of the local conditions over here. We already know what the local council in an area may need for a certain project. Sydney is a unique city in the sense that it has diverse and distinctive landscapes. We acknowledge and respect that diversity when we are working on such projects. We are also reliable to the core.


Something that will exceed your expectations, and something that you would be proud to call Home!! It’s Our guarantee!!

Its’ a big claim, this confidence is the result of many projects built and lessons learned in our building experience. Experience shows us there are several things clients find alarming about any construction project…and we make sure they never happen.


NO unpleasant Surprises. All our work is outlined in detail, and therefore everyone has the same objectives.


Budget blow outs. Your price is fixed, as listed in the contract.


Fear of poor workmanship. We stand by our work, AND all work is covered by our 6 years (structural – if you need to add clarity) warranty.


Damage to your property. In the unlikely event such a thing should happen, we are fully insured for Public Liability.


Your home is left a mess. We always clean up at the finish and do a final inspection with you to ensure your complete satisfaction.

Imagine how you will feel when your home or project is finished on time, looks just like you want and all within budget. Everything is clean so you can relax and enjoy the new look.


As a local family owned business, we believe that it’s the little things that matter and we take pride in our services. Specialising in custom new home builds, renovations, extensions, and granny flats, we work closely with you to meticulously craft your project no matter the size. Please contact us to see if we can work with you to build or transform your home.

Over 10 Years Building Experience in Sydney Area


Thanks a lot for all your work! I’d love to use your services again n again for the following reasons: – Prompt and genuine quotes, Value for money, – Professional service, Warranty In fact I have used your services 3 times now and have recommended you to all my friends so far! Keep up the good work mate! Wishing u all the best!

Cheers, Nitin. V Glenwood

Shane’s team is fast, efficient, reliable and very hard working with great flexibility to your needs.

Jade, Interior designer, Mosman

Shane has sound construction knowledge and has put together a fantastic group of tradesmen. I have always found Shane to be honest, easy to approach and hard working.

I would not hesitate in recommending Shane Leggatt to future clients or employees

Michael, Architect