Need more space without the stress of a renovation? Humpy Co. offers modular granny flats designed for fast installation, flexible layouts, and long-term value. Our innovative construction methods deliver your dream home faster than traditional building approaches, creating the perfect space for your property and lifestyle needs.
Traditional builds can take months, disrupt your household, and come with unforeseen costs. For many families and property owners across Melbourne and Victoria, time and simplicity are just as important as cost and comfort. Conventional construction often means dealing with weather delays, site mess, and hidden surprises that can stretch your project timeline and budget.
Our modular granny flats are built off-site at our factory and delivered to your property, dramatically reducing build time and site disruption. They’re engineered for durability and efficiency – ideal for backyards across Victoria. As licensed builders with decades of experience, we understand that quality control starts in the factory, not on-site.
Keep loved ones close while maintaining privacy. Our granny flats create the perfect balance between independence and connection, allowing families to remain together whilst respecting personal space.
Turn unused backyard space into a self-contained rental. With Melbourne’s housing market, a quality granny flat can provide steady income whilst adding long-term value to your property.
A quiet, dedicated space without needing to leave home. Our modular homes suit professionals who need a separate, spacious office or creative studio.
Our Pod range represents truly relocatable homes. If your situation changes, these transportable homes can move with you, making them a smart investment for the future.
With over 40 years of construction knowledge the Lowe Building Group, Humpy Co. builds granny flats that combine practicality, compliance, and comfort.
You get:
Backed by Lowe Building Group’s 40+ year legacy in construction, we’re not just another company offering granny flat kits. We’re experienced granny flat builders who understand the complete building process.
Built with care and integrity, not just cost efficiency. Every structure reflects our commitment to quality materials and Australian made standards.
We manage everything from planning to handover. Our team handles the paperwork so you can rest assured your project progresses smoothly through each stage.
Off-site factory construction means your project starts within days, not months. This innovative approach to small homes delivery keeps you money ahead and minimises disruption.
Check out our range of:
Choose from a variety of designs to suit your space, site and lifestyle needs. Each dwelling in our range offers flexibility and quality:
Choose from layouts and uses tailored to everyday needs:
Ideal for offices or compact accommodation. These flat pack homes maximise space efficiency whilst maintaining comfort.
Perfect for independent living or short-term rentals. These granny flats provide complete living solutions for individuals or couples.
Great for families or multi-use living spaces. When you need more room, these spacious modular homes deliver without compromising on quality.
For visitors needing a little more privacy, similar to compact modular granny flats
Modular doesn’t mean shortcutting the process. We ensure all granny flats meet Victorian building regulations and building standards across Australia. Our experienced team makes sense of complex requirements so you don’t have to.
Our comprehensive project management covers:
With us, the paperwork doesn’t slow the project down. We’re committed to transparency – no hidden surprises, just clear communication from start to finish.
Several factors influence pricing, and we believe in upfront honesty about cost considerations:
Studio, 1 or 2-bedroom options each have different price points to suit various budgets and space requirements.
Slope, access, and service connections can affect transportation and installation costs.
Finish preferences and style choices allow you to create your ideal dwelling.
Council fees vary across Melbourne and Victoria, but we manage these transparently.
These prices include standard inclusions such as insulation, cladding, windows, and compliance management. All our flats are engineered for Australian conditions and built for longevity.
We believe in value without compromise – quality materials, ethical construction, and full support throughout the process. For a detailed quote based on your block, needs, and location, get in touch with our team.
Your modular granny flat should work with your life, not just your block. Every house we build reflects thoughtful design and customer satisfaction priorities.
These are more than prefab units – they’re thoughtfully designed, ready-to-live homes that suit Australian conditions and lifestyle expectations.
Our clients choose modular granny flats for many reasons, and each project reflects their unique lifestyle and property requirements:
Quality Australian materials ensure year-round comfort and energy efficiency in your new space
Factory construction means faster, neater installations with better quality control than traditional building methods.
Every structure is designed to handle real-world Victorian weather and site challenges.
Our Pod range offers transportable homes that can be moved when your needs change.
From initial consultation to final handover, our team manages every stage professionally.
We deliver quality without compromising on price, making homeownership dreams accessible to more families.
Discover real experiences shared by clients who trusted us.
Find quick answers to the most common property questions.
Our modular construction methods mean most granny flats are manufactured at our factory within 2-4 weeks, then installed on-site in just one day. This is significantly faster than traditional building approaches that can take months.
Yes, absolutely. As licensed builders, we manage the complete process from initial site assessment through council approvals to final inspection. We’re covered for all compliance requirements across Victoria and work with councils throughout Melbourne and regional areas
Our Pod range features relocatable homes that can be dismantled and moved if your circumstances change. This makes them perfect for families who might need flexibility in the future, whether due to property sale or changing needs.
Every dwelling includes full insulation, quality cladding, Colourbond roofing, aluminium windows, downlights, powerpoints, and heating/cooling provision. We also manage all regulatory compliance – there are no hidden surprises in our pricing structure.
Factory construction allows us to maintain strict quality standards in controlled conditions. Every component is checked before transportation, and our team conducts thorough inspections at each stage. With 40+ years of building experience, we know what works.
Absolutely. Our granny flats are engineered specifically for Australian conditions, with appropriate insulation, materials, and design features. They’re built to handle Victoria’s varied climate whilst maintaining comfort and efficiency year-round.
We offer studio pods, 1-bedroom, and 2-bedroom configurations. Each can be customised to suit your site, lifestyle, and budget requirements. Our team works with you to create the perfect space for your property and loved ones.
We understand that adding a granny flat is a significant investment. Please contact our team to discuss payment options and how we can make your dream home project financially manageable whilst maintaining our commitment to quality and customer satisfaction.
At our Mentone Display Suite, you’ll have the chance to view models from our pod, studio and living ranges and see why we’re so proud of our builds.
Mon - Thu: 9 am - 5 pm
Fri: 9am - 4pm
Sat: by appointment only.
17 Balcombe Road,
Mentone, VIC 3194
