Our people

Karri Hillier

Karri Hillier

Chief Executive Officer

LinkedIn: https://www.linkedin.com/in/karri-hillier-42a99357/

I bring skills and experience in not-for-profit leadership with a desire to contribute to the development of people, organisations and communities. What I love about working here is the people ...
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I bring skills and experience in not-for-profit leadership with a desire to contribute to the development of people, organisations and communities.

What I love about working here is the people I work with, its spirit and purpose.

For me success looks like a workplace community driven by its spirit and values.

Qualifications

BA (Training and Organisational Development)
Cert IV Workplace Training and Assessment

Irina Cattalini

Irina Cattalini

Executive Manager Services

LinkedIn: https://www.linkedin.com/in/irina-cattalini-08586147/

I bring my curiosity, clarity and a drive to make a difference. What I love about working here is learning something new every day and the willingness of all the ...
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I bring my curiosity, clarity and a drive to make a difference.

What I love about working here is learning something new every day and the willingness of all the team to support each other to be our best.

For me success looks like an environment and culture that cares about people in every sense.

Qualifications

BA HONS (Political Science)
Diploma (Business Community Leadership)

Coral Callan

Coral Callan

General Manager Children’s Services

LinkedIn: https://www.linkedin.com/in/coral-callan-42b25a64/

I bring experience in the education and care sector, strong advocacy for the protection of children, and the belief that each child has the right to feel safe and secure. ...
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I bring experience in the education and care sector, strong advocacy for the protection of children, and the belief that each child has the right to feel safe and secure.

What I love about working here is the opportunity it allows for people to grow and pursue their dreams. 

For me success looks like believing in a purpose, something that pulls rather than pushes you along, that entices you to find the next step, to look for the next opportunity. 

Qualifications

Diploma (Children’s Services)
Grad Dip (Management)
Cert IV (Workplace Training and Assessment)

Natasha Esau

Natasha Esau

General Manager Corporate

LinkedIn: https://www.linkedin.com/in/natasha-esau-3617ba4/

I bring legal experience, a law degree and practising certificate, experience in the media industry, international experience and corporate experience. What I love about working here is the community feel ...
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I bring legal experience, a law degree and practising certificate, experience in the media industry, international experience and corporate experience.

What I love about working here is the community feel of the organisation. We are like one big community with everyone working well together to achieve organisational outcomes. I also love how varied and challenging my role is.

For me success looks like a happy and strong team, a successful workforce with efficient systems in place and strong corporate governance.

Qualifications

BA (Media & Information)
LLM (Juris Doctor)
Grad Dip (Legal Practice)

Rafael Kimberley-Bowen

Rafael Kimberley-Bowen

Chief Financial Officer

LinkedIn: https://www.linkedin.com/in/rafkb/

I bring a strong financial and commercial mindset, open-mindedness and compassion. What I love about working here has been the friendly and welcoming culture in the office where I’m based. ...
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I bring a strong financial and commercial mindset, open-mindedness and compassion.

What I love about working here has been the friendly and welcoming culture in the office where I’m based.

For me success looks like seeing One Tree continue to grow and impact more lives in a sustainable way.

Qualifications

Master (Business Administration)
Bachelor (Science)
Member of the Australian Institute of Company Directors
FCMA
CPA
CGMA

Claire McManus

Claire McManus

Regional Manager

LinkedIn: https://www.linkedin.com/in/claire-mcmanus-963354148/

I bring my versatility through my work in both community services and children’s services.  I also have a huge respect for children and strongly believe in the responsibility we have ...
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I bring my versatility through my work in both community services and children’s services.  I also have a huge respect for children and strongly believe in the responsibility we have to them and the communities we work with.

What I love about working here is the opportunities that are available for our staff and the communities we work with.

For me success looks like opportunities created for the people that work with us, as well as the communities we work with.

Qualifications

Cert IV (Training and Assessment)
Diploma (Children’s Services)
BA (Child Psychology and Education)
Post Grad (Anthropology)

Keryn Lewis

Keryn Lewis

Regional Manager

LinkedIn: https://www.linkedin.com/in/keryn-lewis-1b8a84113/

I bring experience in the early education and care sector, including experience as an early education and care trainer and assessor. What I love about working here is the diversity, ...
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I bring experience in the early education and care sector, including experience as an early education and care trainer and assessor.

What I love about working here is the diversity, challenges and making a difference in outcomes for staff and people in remote communities.

For me success looks like positive outcomes for a community or individual. Encouraging staff to be the best they can be.

Qualifications

Diploma (Management)
Certificate IV (Training and Assessment)
Advanced Diploma (Children’s Services)
Diploma (Children’s Services)
Cert III in Local Government (Governance and Administration)

Emer Donohoe

Emer Donohoe

Regional Coordinator

I bring an adaptable skill set that allows me to move into a variety of roles across the organisation. What I love about working here is the abundant opportunity for ...
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I bring an adaptable skill set that allows me to move into a variety of roles across the organisation.

What I love about working here is the abundant opportunity for professional growth. It is very motivating to work with a service that recognises the strength of their teams and allows their employees to share their ideas and passion to support the growth and direction of the service.

For me success looks like always having a solution-focused approach and empowering all the communities we work with to achieve and succeed.

Qualifications

Diploma (Early Education and Care)
BA (Applied Social Studies)

Sarah Short

Sarah Short

Operations Manager Children’s Services WA

LinkedIn: https://www.linkedin.com/in/sarah-short-8b2b786b/

I bring experience working in early childhood education as well as skills in curriculum development, child advocacy, training and facilitation, team building and creating inspiring sustainable environments for children. What ...
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I bring experience working in early childhood education as well as skills in curriculum development, child advocacy, training and facilitation, team building and creating inspiring sustainable environments for children.

What I love about working here is that no two days are ever the same and there is always something new to learn.  I love seeing our educators grow and develop confidence and I am constantly inspired by the resilience we see in communities facing challenges.

For me success looks like a strong team working together to give children the magical experience they deserve in early childhood education.

Qualifications

Advanced Diploma (Early Education and Care)
Cert IV (Workplace Training and Assessment)

Brad Miller

Brad Miller

Area Manager

I bring 9 years of experience as an early childhood professional mainly in the not-for-profit sector. What I love about working here is that every day is a new challenge ...
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I bring 9 years of experience as an early childhood professional mainly in the not-for-profit sector.

What I love about working here is that every day is a new challenge and we never have two days the same. I also love we can proudly say we work with our communities and not in the community.

For me success looks like delivering more than is expected of me and helping others to make a difference. My favourite quote from Albert Einstein sums it up perfectly “Try not to become a person of success, but rather try to become a person of value.”

Qualifications

Diploma (Children’s Services)
Certificate IV (Training and Assessment)
Skilled Lead Auditor and Certificate III (Children’s Services)

Danielle Chamberlain

Danielle Chamberlain

Area Manager

LinkedIn: https://www.linkedin.com/in/danielle-chamberlain-9014623a/

I bring a variety of experience and skills to teaching children, lifesaving and swimming, first aid, training and assessment, project management, professional development, childcare, team building, pedagogy-continuous provisions, enabling environments ...
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I bring a variety of experience and skills to teaching children, lifesaving and swimming, first aid, training and assessment, project management, professional development, childcare, team building, pedagogy-continuous provisions, enabling environments and the outdoor classroom.

What I love about working here is the heart, the opportunity and the belief. My journey with One Tree has been amazing with a variety of people guiding and believing in me. Everyone I work with has heart, passion and belief.

For me success looks like a team working together to deliver high quality training, mentoring and support. Investing time and effort in each program whilst continually reflecting and learning. Valuing quality over quantity and ensuring consistency in quality and support. I focus on pre-planning and good communication throughout.

Qualifications

Certificate IV (Training and Assessment)
BA HONS (Primary Education)
ACECQA Assessed Qualifications as an Early Childhood Teacher
Level 3 Forest School Practitioner
Level 3 Beach School Practitioner
Level 3 Swimming Instructor
Rookie Lifeguard Trainer
NPLQ Trainer and Assessor
PWC’S Auditor Training (part of the Diploma of quality auditing)

Currently studying a double Diploma in Business Management and Leadership

Diane St Jack

Diane St Jack

Area Manager

I bring experience in the early education and care sector, qualification in children’s services with an interest and accreditations in Indigenous studies in Australia and New Zealand and strong skills ...
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I bring experience in the early education and care sector, qualification in children’s services with an interest and accreditations in Indigenous studies in Australia and New Zealand and strong skills in interpersonal communication.

What I love about working here is the passion and commitment to support and empower people and communities.

For me success looks like a proud, confident and informed team who help each other and strive to fulfil their goals as well as a community that feels valued and supported by One Tree.

Qualifications

Diploma (Children’s Services )
Certificate (Indigenous Studies: Australia and New Zealand)
Certificate (Interpersonal Communication)

Tracey Jones

Tracey Jones

Area Manager

I bring childcare experience in various roles, a good sense of humour and a passion for high quality childcare and supporting our amazing educators. What I love about working at ...
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I bring childcare experience in various roles, a good sense of humour and a passion for high quality childcare and supporting our amazing educators.

What I love about working at One Tree is how everyone supports each other and nothing is to hard when someone is needing a helping hand.

To me success looks like leading a healthy, happy life whilst being challenged in my career yet having a good work, life balance. Being surrounded by amazing family and friends and never forgetting how lucky I am.

Qualifications

Diploma (Childcare)

Sam Bullen

Sam Bullen

RTO Manager

I bring a wide knowledge and experience in the education and care sector and a genuine love for children. What I love about working here is all the opportunities to ...
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I bring a wide knowledge and experience in the education and care sector and a genuine love for children.

What I love about working here is all the opportunities to grow in all my positions, the help and support I received when transitioning to my current role, the encouragement for professional development, the opportunity to share my knowledge with our students in this industry, and the family friendly environment.

For me success looks like providing quality training, sharing my knowledge and passion with my students, having great staff that each add their own unique qualities to our team and feeling like I make a difference.

Qualifications

Advanced Diploma (Early Education and Care)
Cert IV (Workplace Training and Assessment)

Nicola Weber

Nicola Weber

Coach and Practice Supervisor

LinkedIn: https://www.linkedin.com/in/nicola-weber-5006527b/

I bring varied experience and skills in management, program development, counselling, behaviour guidance, training and coaching. What I love about working here is the opportunities are varied and always evolving, ...
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I bring varied experience and skills in management, program development, counselling, behaviour guidance, training and coaching.

What I love about working here is the opportunities are varied and always evolving, we have a professional, supportive senior management team and inspiring colleagues and the good work/life balance provided that benefits my young family.

For me success looks like career or skill advancement, job satisfaction and seeing the people you work with making advancements in their own careers.

Qualifications

BA HONS (Psychology)
Masters (Health Science)

Carley Crimp

Carley Crimp

Human Resources Advisor

LinkedIn: https://www.linkedin.com/in/carley-crimp-a225336b/

I bring human resources experience in both private and not-for-profit sector environments. What I love about working here is working with passionate like-minded people who strive to make positive improvements ...
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I bring human resources experience in both private and not-for-profit sector environments.

What I love about working here is working with passionate like-minded people who strive to make positive improvements in our industry.

For me success looks like collaboration between employees and managers and helping others while delivering on company needs.

Qualifications

Post Graduate (Certificate of Human Resources Management)
Diploma (Human Resources Management)
Cert IV Business (Human Resources Management)

Jacqueline Shaw

Jacqueline Shaw

Marketing & Communications Officer

LinkedIn: http://linkedin.com/in/jacqueline-shaw-5b835b13b

I bring many years of experience in the education sector, focusing on educational practices as well as experience in art direction, marketing and graphic design. What I love about working ...
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I bring many years of experience in the education sector, focusing on educational practices as well as experience in art direction, marketing and graphic design.

What I love about working here is the team spirit, the collegiality and the encouragement given by the organisation.

For me success looks like being the best I can be, working for a common goal and being supported to develop and grow in my position.

Qualifications

Masters (Education)
BA (Design)

One Tree Community Services acknowledges the traditional owners of the country where we operate. In the spirit of reconciliation, we recognise their continuing cultural connections to their land, waters and communities. We pay our respect to their Elders both past and present and to all First Australians of today.

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