SYDNEY'S TRUSTED RENOVATION AND EXTENSION BUILDER

Transform Your Home Into the Space You've Always Wanted.

MSJ Building Services delivers premium home extensions, renovations, kitchens, bathrooms, granny flats and outdoor living areas across Sydney's Hills District and North-East suburbs. Quality workmanship, honest pricing, clear communication and a finish that speaks for itself.

Led by Managing Director Modest Jablonski. MSJ Building Services has been transforming Sydney homes with a client-first approach that puts your vision, your budget and your family's comfort at the centre of every project.

Licensed and Insured Builder

NSW Licensed

Quality Workmanship Guaranteed

Premium Trades Only

Clear Communication Throughout

Direct Access to Modest

Serving Hills District and North-East Sydney

Local Knowledge

Free On-Site Consultation

No Obligation

OUR SERVICES

Premium Building Services Tailored to Your Home and Lifestyle.

Every service is delivered personally by Modest and his team. No subcontractors, no handoffs and no compromises on quality.

Home Extensions

Expand your living space seamlessly. Single storey, double storey and rear additions tailored to your home and block.

Full Home Renovations

Complete home transformations from structural work to finishing touches. Done properly, on time and on budget.

Kitchen Renovations

Functional, beautiful kitchens designed around how you actually live. Custom cabinetry, stone benchtops and premium finishes.

Bathroom Renovations

Luxury bathroom upgrades with quality tiling, fixtures and finishes that turn your bathroom into a space you love.

Granny Flats

Custom-built granny flats for extra income, extended family or added property value. Fully managed start to finish.

Decks and Outdoor Living

Custom decks, pergolas and entertaining areas built for the Sydney lifestyle. Designed to complement your home.

Why MSJ Building Services

Your Home Deserves a Builder Who Actually Cares.

There is no shortage of builders in Sydney. What is harder to find is one who listens, communicates clearly, respects your home during the build, and delivers a result that genuinely exceeds what you imagined. That is what MSJ Building Services has been doing for Sydney homeowners: one project at a time, with Modest personally involved in every job.

Fixed-price quotes with no surprise costs at the end
Licensed builder with full insurance coverage
Clear communication from first consult to final handover
Clean, respectful worksite maintained throughout
Council approval and DA processes managed for you
Premium materials and quality trades on every job
Servicing Hills District and North-East Sydney suburbs

0 +

Projects Completed

Sollicitudin at habitasse eget integer pretium natoque cursus

5 Star Rated

Quality and Communication

Licensed

Fully Licensed and Insured Builder

On Time

Completed On Schedule Every Time

Our Process

Simple, Clear and Stress-Free From Start to Finish.

Free Consultation

Modest visits your home, listens to your vision and gives honest advice about what is possible for your budget and timeframe.

Detailed Quote and Design

You receive a clear, itemised fixed-price quote with design guidance. No vague estimates and no hidden costs that appear later.

Approvals Managed

Where council approval or a CDC is required, we handle the entire application process so you never have to navigate it alone.

Build and Communication

Your project is built to the highest standard with regular updates from Modest throughout every stage. You always know where things stand.

Final Handover

A thorough walkthrough with Modest to ensure you are 100% satisfied before we consider the job done.

Ready to Build Your Dream Home?

Book a free, no-obligation on-site consultation with Modest and let's talk about what is possible for your home.