High-end home renovations, extensions
& Granny Flats On THE
Sunshine Coast
Transform your home. Elevate your lifestyle. Increase your property value.
Looking for trusted renovation builders on the Sunshine Coast who deliver high-end results without the stress?
At Simplex Building Group, we specialise in whole house renovations, home extensions, granny flats, kitchen renovations and luxury bathroom upgrades designed to enhance the way you live and maximise the value of your property. From concept to completion, we provide a seamless, professionally managed building experience backed by quality craftsmanship and transparent communication.
WE ARE SPECIALISTS IN:
Whole HOME Renovations
Love your location but not your layout?
Home Extensions
Need more space but don’t want to move?
Granny Flats
Need space for the family or friends?
Secondary Dwellings
Unlock the income potential of your property.
Kitchen Renovations
Need a more functional heart of the home?
Bathroom Renovations
Turn your bathroom into a private retreat.
Renovate With Confidence.
Renovating or extending your home is a significant investment. You need a team that understands design, structure, council requirements and the unique coastal conditions of the Sunshine Coast.
We deliver:
✓ Premium finishes and high-quality workmanship
✓ Structured project management
✓ Clear timelines and transparent pricing
✓ Local Sunshine Coast building expertise
✓ Seamless integration between new and existing spaces
No confusion.
No poor communication.
No shortcuts.
Just exceptional results.
OUR SIMPLE STRESS-FREE PROCESS
A smooth experience is just as important as a beautiful result.
CONSULTATION & PRELIM ASSESSMENT
We understand your goals, lifestyle and investment expectations.
PLANNING
Thoughtfully considered layouts, curated finishes and detailed documentation.
TRANSPARENT QUOTING
Clear pricing. No hidden surprises. Ever.
PROFESSIONAL CONSTRUCTION
Skilled trades. Premium materials. Careful supervision.
CONFIDENT HANDOVER
A finished space delivered to a standard we stand behind.
READY TO TRANSFORM YOUR HOME?
Whether you’re planning a complete renovation, a seamless extension, a high-end kitchen or bathroom upgrade, or a custom granny flat with income potential, we’re ready to bring your vision to life. Let’s create a home that works better, feels better and adds real value. Contact us now to discuss your Sunshine Coast renovation project.