Horizon 3 Healthcare

Horizon 3 Healthcare, established in 2020 and based in Melbourne, Australia, specializes in investing in growth-stage healthcare companies that have demonstrated clinical validation and are generating revenue. The firm focuses on a diverse range of sectors within the healthcare industry, including biotechnology, medical devices, pharmaceuticals, digital health, diagnostics, medtech, and life sciences. By targeting established companies that are poised for further growth, Horizon 3 Healthcare aims to contribute to advancements in healthcare while achieving strong investment returns.

Matthew McNamara

Chief Investment Officer and Board Member

1 past transactions

Cardiac Dimensions

Series E in 2025
Cardiac Dimensions, Inc. is a medical device company focused on developing innovative minimally invasive treatments for heart failure and associated cardiovascular issues. Founded in 2000 and headquartered in Kirkland, Washington, with additional operations in Sydney, Australia, and Offenbach, Germany, the company is known for its Carillon Mitral Contour System. This permanent implant is designed specifically for the treatment of functional mitral regurgitation, utilizing a catheter-based approach to reshape the mitral valve and effectively reduce regurgitation. By providing a non-surgical option for patients, Cardiac Dimensions aims to improve outcomes for those suffering from heart-related conditions.
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