Knockdown Rebuild Homes and Extensions
Knockdown and Rebuild Homes | JMAR Building Co
Planning a knockdown and rebuild homes is an exciting way to create your dream property while staying in the location you love. At JMAR Building Co, we specializes in helping clients in Pitt Town, Oakville, Springwood, Hazelbrook & Bilpin to create a seamless, stress-free process from design to completion. Whether you’re ready to knock down and start fresh or want to build up with a stunning second storey addition, we make it happen, smoothly, professionally, and with zero stress.
Our Services
Knock Down Rebuilds
Love your location but not your layout? Our knockdown and rebuild homes service lets us remove your existing structure and create a custom dream home from the ground up — designed to suit your lifestyle, block, and future.
- Custom design tailored to your vision
- Full project management from demolition to handover
- Save on stamp duty and relocation costs
- Energy-efficient and modern home designs
Need more space but don’t want to lose your yard? A second-storey addition is the perfect solution.
- Seamless integration with your existing home
- Additional bedrooms, bathrooms, or a parent’s retreat
- Cost-effective alternative to moving
- Council approval assistance included
MEET JAYDEN | DIRECTOR
Why Choose a Knockdown and Rebuild Homes at JMAR?
A knockdown and rebuild homes allows you to stay in your neighbourhood while getting a modern, customized design.
Prior to founding JMAR, Jayden discovered his passion for carpentry and building at a young age. After high school, he completed an apprenticeship with a local carpenter and advanced his skills with a Certificate IV in Building and Construction.
He then started his own business, contracting carpentry work for other builders before joining a luxury home team, where he managed high-end projects.
Branching out to run his own company, Jayden obtained an NSW residential building license. Seeing a gap in the custom home market, JMAR focuses on new homes, renovations, and additions, delivering innovative designs and personalised service.
Plan Your Knockdown and Rebuild Homes with JMAR Building Co
Book a free consultation today. Whether it’s a fresh start or an elegant addition, we’re ready to help you create more space, style, and comfort. Our team ensures your knockdown and rebuild home meets your family’s lifestyle needs.
Fill out the form or call us on 0414 199 754
Transform Your Home with JMAR Building Co

Custom New Homes
Every home we build is thoughtfully designed around the people who live in it. From layout to final finish, we create spaces that feel tailored, functional, and truly yours.

Architectural Renovations
From structural transformations to thoughtful additions, we enhance your home with seamless renovations that blend style, comfort, and practicality.

Duplex & Dual Occupancy
For families or investors looking to make the most of their space, we build smart, efficient duplex and dual occupancy homes that feel light, spacious, and functional.

Kitchens & Bathrooms
We create kitchens and bathrooms that work beautifully for the way you live — blending design, quality materials, and practical layouts that last.

Commercial Fit-outs
Our commercial fit-outs are designed to optimise your business space, ensuring efficiency, durability, and a seamless blend of form and function.

Outdoor Living & Carpentry
From decks and pergolas to custom carpentry, we create beautifully crafted outdoor spaces that complement your home and lifestyle.
What Our Clients Say
“Jayden was so impressive with his reliability, his ensuring I fully understood the work he would be doing and his reliability. He arrived to quote when he said he would, sent his quote when he said he would and carried out the work when he said he would. Totally trustworthy..
Our Commitment to Excellence

Quality Craftsmanship
Our team of skilled carpenters deliver high-quality homes, renovations, and additions built to last, with attention to every detail.

Seamless Process
From consultation to handover, we ensure clear communication, efficient timelines, and a stress-free building experience.

Tailored Solutions
Every project is unique, and we work closely with you to create a home that reflects your vision, lifestyle, and meet your specific needs.
Ready To Get Started On Your Dream Home?
Have an idea or project in mind? Let’s chat about your vision, and take the first step towards making it a reality.
