A registered NDIS provider the Hills District trusts - practical, safe and high-quality home modifications that support real independence.
We work with NDIS participants, families and support coordinators across the Hills District and Western Sydney — including Castle Hill, Baulkham Hills, Rouse Hill, Kellyville and Blacktown — to deliver home modifications that go beyond compliance, improving daily life, independence, accessibility and long-term comfort.
Led by a qualified plumber and experienced trades team, every modification is completed safely, compliantly, and with the individual's real-world needs at the centre of every decision. We take the time to understand each participant's situation, communicate clearly at every stage, and deliver results that genuinely support the way people live.
We provide a full range of NDIS home modification and maintenance services across the Hills District and Western Sydney, each approached with the same care, respect and commitment to quality.

We deliver every NDIS home modification with the same commitment to safety and quality — so participants across the Hills District and Western Sydney can live more independently, comfortably and confidently at home.

Safety and independence start in the bathroom. Our accessible bathroom modifications across Castle Hill, Baulkham Hills, Rouse Hill, Kellyville and the wider Hills District combine plumbing expertise with practical design to create spaces that are safe, functional and easy to use every day.
Grab rail installation and safety fittings
Walk-in shower and wet room conversions
Plumbing modifications for improved accessibility
Fixture replacements and layout adjustments

Safe, reliable home access starts at the entry point. We install accessibility ramps across the Hills District and Western Sydney tailored to each participant's mobility needs — from threshold ramps for a single step to full external ramps for wheelchair access.
Every ramp is installed to Australian Standards and NDIS guidelines, ensuring safety, compliance and quality finish.
External and internal ramp design and installation
Threshold and portable ramp solutions
Wheelchair and mobility aid access modifications
Ramp handrail and safety edge installation
Modifications to existing ramps and access points

From widened doorways to internal accessibility improvements, our disability home modifications across the Hills District and Western Sydney are tailored to each participant's needs — reducing risk, improving mobility and supporting greater independence at home.
Internal accessibility improvements
Safety modifications to reduce fall risks
Adjustments to support daily living activities
Modifications across Castle Hill, Blacktown and surrounding suburbs

Keeping a home safe and functional doesn't stop after the initial modification. As your trusted NDIS handyman across the Hills District and Western Sydney, we provide reliable ongoing maintenance, repairs and adjustments so your home continues to meet your needs over time.
Repairs and updates to existing modifications
General home maintenance and upkeep
Safety checks and wear-and-tear repairs
Dependable ongoing support you can count on
Modifications That Put People First. Whether it's an accessible bathroom in Castle Hill, an NDIS bathroom renovation in Baulkham Hills, or a broader disability home modification in Blacktown or Kellyville, every decision we make is guided by what genuinely improves the participant's daily life — not just what meets minimum requirements.
Registered, Licensed & Fully Insured. You can have complete confidence in our work — we're a registered NDIS provider, fully licensed and insured, with the experience to deliver modifications safely and compliantly across the Hills District and Western Sydney.
Clear Communication at Every Stage. We keep participants, families and support coordinators informed throughout the entire process — because good outcomes depend on good communication, not assumptions.
One Trusted Team for Everything. From initial NDIS home modifications to ongoing home maintenance, we're your single point of contact across the Hills District and Western Sydney — removing the stress of coordinating multiple trades and ensuring consistency across every visit.
Genuine Care, Not Just a Service. We understand that NDIS home modifications are about dignity, independence and quality of life. We treat every participant's home with the same respect and attention we'd want for our own families.

We proudly collaborate with A Colourful Life, a trusted provider of autism and disability support services, to deliver NDIS home modifications across the Hills District and Western Sydney with genuine understanding and empathy.
This partnership means every project is approached with real insight into the support needs of each participant — not just the technical requirements. We work closely alongside participants, families, support coordinators and allied health professionals to ensure every modification is practical, safe and truly tailored to the individual.
Whether you're in Castle Hill, Baulkham Hills, Blacktown or anywhere across the Hills District and Western Sydney, we're here to help. Get in touch with Square One Services for practical, reliable NDIS home modification support tailored to your needs.
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