Diana Horvatovic

Chief Executive Officer

Diana Horvatovic is the Chief Executive Officer and formerly the Director of Quality, Risk and Compliance, both vital roles for St Basil’s.

She brings over 16 years of experience that includes Directorate positions for the Australian Government Department of Health and Ageing in the Office of Aged Care Quality and Compliance, as well as with other leading aged care providers.

Diana is a key driver of our Continuous Improvement Plans across our clinical and non-clinical environments.

The delivery of best-practice aged care services to our residents is her passion. Diana’s hands-on approach, empathetic nature and practical guidance brings a wealth of support to the St Basils’ workforce.

Herma Waters

Director of Care, Quality & Risk

Herma Waters was appointed as Director of Care, Quality & Risk in March 2024, having served as Acting Director since January 2024. Herma brings a wealth of experience and knowledge to this position. With over 30 years of nursing experience between acute and aged care industries. Herma previously held key roles within St Basil’s, and other aged care facilities throughout Australia as an Executive and other Senior Management roles. Herma completed her master’s degree in nursing, along with diplomas in Dementia and in Leadership & Management. Herma exemplifies our commitment of providing high-quality person-centred care to all our consumers.

Leanne Burns

Director of People, Learning & Culture

Leanne Burns joined St Basil’s as Director of People, Learning & Culture in January 2024. Leanne has extensive experience in the People and Culture field gained from her work as an executive level strategic business partner in a wide range of national and international workplaces. Her key areas of experience include people and culture strategies, alignment, and engagement strategies. Leanne combines her energetic approach and business acumen with her passion for people and culture to help drive commercial outcomes.


Tanuja Bissa

Chief Financial Officer

Tanuja joins St Basil’s in the role of Chief Financial Officer with extensive experience having worked for not-for-profit organisations and private corporations for many years. A qualified CPA with over a decade of experience advising Boards and Executives on how to best drive strategy, operations, financial sustainability and risk mitigation.

Her vast senior finance consulting experience spans across NFPs, manufacturing, finance, green energy, clinical research, agriculture, and media sectors. Her high impact solutions create 6-figure revenues and cost savings. Tanuja’s collaborative approach to her work will serve her well in partnering with the organization to drive strategy, operations, and financial sustainability.