Home National Retirement Living Summit John O’Callaghan


John O’Callaghan is a Melbourne-based entrepreneur and the founder of Acsess Health, established in 2004 at the age of 26. With a background in medical science, John began his career working in software chromatography and molecular modelling before transitioning into the electronic health medical record sector.
Identifying a powerful intersection between digital medical records and emergency call systems, John launched Acsess Health to serve the evolving needs of aged care and retirement living. Under his leadership, Acsess Health has grown into a market leader in Personal Medical Alarms (NOVO) and Fiber to the Home solutions for smart retirement communities.
John is a recognised specialist in identifying cross-sector business opportunities, particularly those that support the development of Integrated Customer Networks — delivering tangible benefits for both residents and operators in retirement communities.
Acsess Health also owns and operates several other key brands, including Switch Star, Jim’s Antennas, Jim’s Security Australia, ZISA Smart Technologies, Legrand IP Nurse Call, and the Alcad TV Broadcast brand.