About Us
We are local, we are experienced and above-all we are values driven
We’re a friendly locally owned and operated NDIS service provider in SA committed to delivering exceptional Support Coordination, Specialist Support Coordination and Recovery Coaching to people living with disability.
We offer both face-to-face and virtual options for Self or Plan-Managed participants.

Our Story
Driven by a genuine passion for the rights of people with disabilities and backed by decades of experience in the sector, Yvonne established Stellar Assist to offer a personalised and valued service. Our customer-first focus empowers and supports you to lead the way. Your feedback is vital to us as it shapes ongoing improvements to our service delivery. With a rights-based approach, a commitment to top-quality service, and a sincere care for you, Stellar Assist ensures a warm and caring experience.
Our Values And Guiding Principles
''We are passionate about the rights of individuals, accepting that taking considered risks to participate fully in what life can offer is a natural right."
Meet the Team

Managing Director - Specialist Support Coordinator
Yvonne
I have 20+ years of experience in the disability sector, spanning roles in housing, community-based supports, and disability employment. My expertise includes Support Coordination, Service Coordination, and Quality Management. I advocate for customer-led service co-design, aiming for personalised and valued services for every participant. I am deeply passionate about inclusivity, and my strengths lie in my tenacity, optimism, and warm, personable nature. My qualifications include degrees in Social Sciences and Quality Auditing. Outside of work, I enjoy cooking and spending time with my dog, Bosco, at the beach.

General Manager
Phill
I'm a dedicated problem solver with over 20 years in the disability sector, specialising in creative and empathetic solutions for individuals and communities. I blend my extensive experience in community services with corporate expertise, bridging social responsibility and efficient business practices. Outside of work, I enjoy photography, fishing, and being a caring dog-dad.

Support Coordinator
Gazella
With more than 10 years of NDIS experience and over 20 years in the disability sector, I'm well-equipped to guide you through the NDIS maze. My strengths lie in my caring, compassionate nature, and active listening skills. I prioritise achieving the best outcomes in a reliable, professional, and time-effective manner.
In my free time, I find joy in tending to my beautiful gardens and enjoying nature.

Support Coordinator
Rachael
With diverse NDIS experience, from Early Childhood Team to Local Area Coordinator to an online NDIS coach, I now work as a Support Coordinator at Stellar Assist. I'm passionate about helping people lead fulfilling lives and enjoy being out in the community. I'm excited to work with you to optimise your NDIS plan, assemble the right support team, and help you reach your goals.
On weekends, you'll find me exploring various South Australian communities, from art exhibitions to music festivals and wine experiences.

Specialist Support Coordinator
Sheila
Hi, I am Sheila Roxby, a Specialist Support Coordinator with extensive lived and professional experience in a myriad of domains. A social work student driven by strong social values, I have a passion for assisting people to live self-determined and fulfilling lives. My practice is built on relationships of respect and trust, and I enjoy bringing care teams together to foster collaborative partnerships. I look forward to supporting you in navigating the world of NDIS and working towards your goals. Let's embark on this journey together and positively impact your life. When I'm not working or studying I enjoy time with friends and family as well as heading to the beach whenever I get the chance!

Specialist Support Coordinator
Celia
A highly experienced professional in mental health services, I thrive on producing positive change outcomes with clients and teams using skills in needs assessment, case management, stakeholder engagement, risk and mental health assessment, counselling, advocacy, networking and negotiating. I have qualifications in psychology and social work, along with experience in hospital and forensic transitions.
My NDIS skills and knowledge are complimented by my experience in trauma informed engagement in complex mental health.
On weekends you’ll find me spending time with my kids, rollerskating, snorkelling, mountain biking or gardening.

Support Coordinator
Sarah
Sarah is an accomplished NDIS professional, whose lived experience shines through in her work. As a mother to two sets of twins, one of who has a disability and is a NDIS Participant, she has been immersed in the NDIS since its inception and rollout in South Australia.
With extensive experience as a dedicated NDIS Support Coordinator, Sarah has always strongly advocated for her client’s needs and her passion has always been to ensure that people with a disability achieve the best possible outcomes. Sarah has a deep understanding of the NDIS framework and is adept at navigating its complexities to ensure participants receive the best possible support.
It is this passion she has brought with her to Stellar Assist, supporting and working to create positive outcomes for participants and their families.

Support Coordinator
Melissa
As a dedicated Support Coordinator, I am passionate about delivering exceptional results while adhering to legislation.
I have extensive lived experience, many years experience as a Support Coordinator and as a Psychosocial Recovery Coach as well as managing teams which enables outstanding outcomes.
My strengths lie in stakeholder engagement and the development and delivery of key results for my clients. With strong critical thinking skills and a growth mindset, I continuously seek opportunities for improvement.
I am committed to problem-solving and enhancing outcomes, always striving for quality assurance.
Joining Stellar Assist excites me, and I am confident that my skills, experience, education, and collaborative approach will greatly benefit the Stellar Team, its clients, and their families.

Specialist Support Coordinator
Rebecca
I am a dedicated Specialist Support Coordinator committed to providing holistic, person-centred support that empowers participants and families to navigate the NDIS with confidence. With extensive experience in disability services, allied health, and social work, I take a compassionate and solution-focused approach - ensuring you receive the right supports at your own pace.
I understand that every journey is unique. That’s why I work closely with with participants, families, and service providers to create tailored pathways that remove barriers, foster independence, and enhance overall well-being. My deep knowledge of the sector, combined with a strong network of providers, means you will feel supported, heard, and in control of your choices.
With a focus on long-term, sustainable solutions, I help turn uncertainty into clarity - guiding you step by step toward a more fulfilling and independent future.
Your goals, your pace, your future - I’m here to support you every step of the way.