SUNSHINE COAST renovations, extensions & Granny Flats
We build specifically catering to your individual Sunshine Coast lifestyle, delivering results that are elevated and built to last.
We specialise in renovating homes ensuring confidence, ease, clarity and quality craftmanship.
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. Take a look at some of our services for your project.
Whole House Renovations
Love your location but not your layout?
Our Sunshine Coast whole home renovations completely transform outdated properties into modern, light-filled homes designed for today’s lifestyle.
We handle:
✓ Full internal remodels
✓ Structural layout changes
✓ Open-plan living transformations
✓ Indoor–outdoor flow enhancements
✓ Complete modernisations
Stay where you love and upgrade the way you live.
HOME EXTENSIONS
Need more space but don’t want to move?
Our custom home extensions on the Sunshine Coast are designed to blend seamlessly with your existing home while adding space, comfort and long-term value.
Ideal for:
✓ Growing families
✓ Additional bedrooms
✓ Master suite extensions
✓ Larger living areas
✓ Second-storey additions
Every extension is thoughtfully designed to look and feel like it has always been part of your home.
GRANNY FLATS & SECONDARY DWELLINGS
Unlock the income potential of your property.
We design and build custom granny flats on the Sunshine Coast for:
✓ Rental income opportunities
✓ Multigenerational living
✓ Guest accommodation
✓ Home offices or studios
✓ Long-term investment growth
We manage council approvals, compliance and construction, delivering stylish, functional secondary dwellings built to Queensland standards.
KITCHEN RENOVATIONS
The kitchen is the heart of your home and it should feel both beautiful and functional.
Our kitchen renovations on the Sunshine Coast include:
✓ Complete kitchen remodels
✓ Custom cabinetry & joinery
✓ Stone benchtops & premium finishes
✓ Layout reconfiguration
✓ Modern appliance integration
We create kitchens that elevate everyday living while significantly increasing property value.
LUXURIOUS BATHROOM RENOVATIONS
Turn your bathroom into a private retreat.
We deliver premium bathroom renovations on the Sunshine Coast with meticulous attention to detail, including:
✓ Full bathroom remodels
✓ Luxury ensuites
✓ Frameless showers & freestanding baths
✓ Custom vanities
✓ High-end tiling & finishes
Designed for coastal durability. Finished to an exceptional standard.
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.